LIQUID PUMP

A liquid pump creates a fountain type of dispenser for a container. The liquid pump includes a top portion, an elongated body and a bottom portion. The bottom portion at least partially includes an electric motor that is designed to draw fluid into the bottom portion when the electric motor is activated. The bottom portion is fluidly connected to the elongated body and the elongated body is fluidly connected to the top portion such that fluid that is drawn into the bottom portion is designed to flow out of the bottom portion and into the elongated body and then out of the elongated body and into the top portion.

PARAMETER MONITORING AND CONTROL FOR AN ELECTRIC DRIVEN HYDRAULIC FRACKING SYSTEM

An electric driven hydraulic fracking system is disclosed. A pump configuration includes the single VFD, the single shaft electric motor, and the single hydraulic pump mounted on the single pump trailer. A controller associated with the single VFD and is mounted on the single pump trailer. The controller monitors operation parameters associated with an operation of the electric driven hydraulic fracking system as each component of the electric driven hydraulic fracking system operates to determine whether the operation parameters deviate beyond a corresponding operation parameter threshold. Each of the operation parameters provides an indicator as to an operation status of a corresponding component of the electric driven hydraulic fracking system. The controller initiates corrected actions when each operation parameter deviates beyond the corresponding operation threshold. Initiating the corrected actions when each operation parameter deviates beyond the corresponding operation threshold ...

INFLATOR

An inflator tool includes a handle portion extending between a battery receiving portion and a tool head portion. The handle portion defines a longitudinal axis. The tool head portion includes an air inlet, a compression chamber, and an air outlet. A motor is at least partially supported within the handle portion and includes an output shaft. The air inlet defines an inlet axis, and the air outlet defines an outlet axis. The longitudinal axis is disposed at an oblique angle relative to each of the inlet axis and the outlet axis.

BATTERY MONITORING AND CHARGING CIRCUIT FOR SUMP PUMPS

... of the Invention A sump pump (86) powered by a rechargeable battery (10) has a circuit for monitoring the battery voltage and controlling charging of the battery (10). Four comparators (16-22) monitor the battery (10) and control two flip flops (52, 74) one of which (52) operates the pump in cooperation with a float switch (54) and the other of which (74) turns the battery charging circuit (114, 116 on and off. The circuitry is arranged so that when the battery (10) is in its discharge cycle, the float switch (54) controls the pump (86) and the charging circuit (114, 116) comes on only when the battery voltage is in a low range. In the charging cycle, the pump (86) is locked out in a low voltage range of the battery (10) and is controlled by the float switch (54) only in a high voltage range.

BATTERY POWERED SURGICAL IRRIGATOR

A system for irrigating a surgical site is disclosed having a lightweight battery powered pumping unit (10) that is directly connectible to an irrigation source (12), and a handpiece (14) that either irrigates the site with irrigation fluid from the pumping unit or aspirates spent irrigation liquid and biological debris from the site. The handpiece communicates with the site through an elongate wand that passes through an incision to the irrigation site. A spike (18) extending upwardly from a pump head portion of the pumping unit detachably connects the pumping unit to the irrigation source.

DEEP LEARNING-BASED COOLING SYSTEM TEMPERATURE PREDICTION APPARATUS ACCORDING TO PHYSICAL CAUSALITY AND METHOD THEREFOR

A deep learning-based cooling system temperature prediction apparatus has an artificial neural network modeled by connecting a plurality of artificial neural network submodels each including an input layer, a hidden layer, and an output layer is used. A pump flow speed, a cooling water flow rate, a battery inlet cooling water temperature, a motor inlet cooling water temperature, a radiator outlet cooling water temperature, a battery temperature, and a motor temperature are predicted by inputting at least one of a predetermined control variable, an environment variable, or a time variable to the plurality of artificial neural network submodels in accordance with a physical causality. A number of the plurality of artificial neural network submodels and the control variables or environment variables that are sequentially input to each submodel depend on divisional control and integral control of the cooling system. 1. A deep learning-based cooling system temperature prediction apparatus according to a physical causality ,wherein an artificial neural network modeled by connecting a plurality of artificial neural network submodels each including an input layer, a hidden layer, and an output layer is used,wherein a pump flow speed, a cooling water flow rate, a battery inlet cooling water temperature, a motor inlet cooling water temperature, a radiator outlet cooling water temperature, a battery temperature, and a motor temperature are predicted by inputting at least one of a predetermined control variable, an environment variable, or a time variable to the plurality of artificial neural network submodels in accordance with the physical causality, andwherein a number of the plurality of artificial neural network submodels and the control variables or environment variables that are sequentially input to each submodel, depend on divisional control and integral control of the cooling system.2. The apparatus of claim 1 , wherein claim 1 , when the cooling system is ...

Sump pump apparatus and method

A sump pump assembly with a basin, a first shelf fixedly position in a lower end of the basin, a lid for securing to an upper end of the basin, the lid having a transparent window for viewing a water level in the basin, a light mounted within the basin for assisting in viewing the water level, a first pump positioned on a floor of the basin, a second pump positioned on the first shelf, and an alarm for notifying a building owner when the first pump ceases to operate but prior to operation of the second pump. Alternative embodiments comprise a battery-powered third pump, a battery for powering the third pump, and a mount for mounting the battery inside the basin.

LIQUID PUMP

Rechargeable battery powered utility pump with series centrifugal pump configuration

A utility pump is provided featuring a housing and battery configuration, where the housing is configured with a series configuration of integral pumps, and also configured with a battery receiving portion having electrical terminals for receiving power for providing to the series configuration of the integral pumps, and where the battery has a protruding portion with corresponding electrical terminals configured to contact the electrical terminals to provide power to the series configuration of the integral pumps when the protruding portion of the battery is inserted into the battery receiving portion of the housing and rotated in one direction to an "ON" position, and also configured not to contact the electrical terminals when the battery is not rotated to the "ON" position.

Antriebsstrangbauteil, Kühlmittelpumpe und Kühlmittelkreislauf

Die Erfindung betrifft ein Antriebsstrangbauteil (20) für einen Antriebsstrang eines Kraftfahrzeugs, aufweisend einen Fluidkanal (22), der als Spiralkanal ausgebildet ist. Weiterhin betrifft die Erfindung eine Kühlmittelpumpe (30) für einen Kühlmittelkreislauf (10), aufweisend einen Elektromotor (31), welcher nicht in einem Pumpengehäuse angeordnet ist, und ein von dem Elektromotor (31) rotatorisch angetriebenes, mit dem Elektromotor (31) mittels einer Welle (32) gekoppeltes Laufrad (18). Ein Kühlmittelkreislauf (10) für ein Kraftfahrzeug weist das Antriebsstrangbauteil (20) und eine Kühlmittelpumpe (30) auf, die zumindest abschnittsweise in dem Antriebsstrangbauteil (20) angeordnet ist.

PUMP

... 1517045 Toy boats MUBUCHI MOTOR KK 27 June 1975 [2 July 1974] 27385/75 Heading A6S [Also in Divisions B7 and Fl] A battery-driven pump which is attached to a toy boat 30 by means of a suction cup 19 draws in water through an inlet 4a and discharges it as a propulsive jet through a nozzle 31. The driving motor and the batteries are housed in respective compartments 2, 15. The pump casing 3 can be turned about the longitudinal axis to change the position of the nozzle 31 relative to the boat and thereby vary the direction of movement of the boat.

Flood defence

BATTERY-OPERATED PUMP WITH CONTROL EQUIPMENT

SUBMERSIBLE PUMP

A submersible pump comprising a pump body and a top cover, wherein the pump body is detachably connected to the top cover, and it is sealed and isolated between the inside of the pump body and the inside of the top cover; the submersible pump also comprises a battery for powering the submersible pump and the battery is provided within the top cover. The submersible pump described in the disclosure is easy to use and carry.

Una bomba para líquido que descarga líquido de un envase de bebida, que incluye una parte superior, un cuerpo alargado flexible, una parte inferior, un motor eléctrico y una fuente de energía para activar dicho motor eléctrico, con una porción de una conexión eléctrica dentro del cuerpo alargado; método para convertir un envase.

UNA BOMBA PARA LÍQUIDO (100) ADAPTADA PARA DESCARGAR LÍQUIDO DE UN ENVASE DE BEBIDA (C), PARA PROPORCIONAR UN DISPENSADOR QUE PUEDA SER USADO EN UNA AMPLIA VARIEDAD DE ENVASES PARA DESCARGAR CONVENIENTEMENTE EL LIQUIDO EN TAL ENVASE SIN QUE EL USUARIO TENGA QUE LEVANTAR EL ENVASE Y VERTER EL LIQUIDO DE ÉSTE, EN DONDE DICHA BOMBA PARA LÍQUIDO (100) INCLUYE UNA PARTE (110) SUPERIOR, UN CUERPO (140) ALARGADO, UNA PARTE (160) INFERIOR, UN MOTOR (180) ELÉCTRICO Y UNA FUENTE (300) DE ENERGÍA DISEÑADA PARA ACTIVAR DICHO MOTOR (180) ELÉCTRICO; DICHO MOTOR (180) ELÉCTRICO ESTÁ DISEÑADO PARA ASPIRAR FLUIDO HACIA ADENTRO DE DICHA PARTE (160) INFERIOR, A TRAVÉS DE DICHO CUERPO (140) ALARGADO Y A DICHA PARTE (110) SUPERIOR CUANDO DICHO MOTOR (180) ELÉCTRICO ES ACTIVADO; DICHA PARTE (160) INFERIOR ESTÁ CONECTADA DE MANERA FLUIDA A DICHO CUERPO ( 140) ALARGADO Y DICHO CUERPO (140) ALARGADO ESTÁ CONECTADO DE MANERA FLUIDA A DICHA PARTE (110) SUPERIOR DE MANERA TAL QUE EL FLUIDO, CUANDO ES ASPIRADO HACIA ...

BATTERY POWERED SURGICAL IRRIGATOR

A system for irrigating a surgical site is disclosed having a lightweight battery powered pumping unit (10) that is directly connectible to an irrigation source (12), and a handpiece (14) that either irrigates the site with irrigation fluid from the pumping unit or aspirates spent irrigation liquid and biological debris from the site. The handpiece communicates with the site through an elongate wand that passes through an incision to the irrigation site. A spike (18) extending upwardly from a pump head portion of the pumping unit detachably connects the pumping unit to the irrigation source.

BATTERY-POWERED AUXILIARY SUMP PUMP

A self-contained auxiliary sump pump battery-powered in response to a float switch, including an electrical battery charger for maintaining the battery in condition to operate the pump and having a battery condition indicator, a charger operating light, a manual test switch for actuating the sump pump, and a timer unit for automatically operating the unit through a test cycle.

System and Method for Portable Battery Back-Up Sump Pump

Embodiments of the invention provide a system and method for a back-up sump pump kit. The kit is for use with a battery and an alternating current power source. The kit can be adapted to be a portable power source for an external electric device. The kit can include a portable case, a battery-operated back-up sump pump removably stored in the portable case, and a control charger integrated into the portable case. The control charger can include a battery charger, cables, a power input socket to charge the battery, and a power output socket to provide power from the battery to the external electric device. The portable case can include a handle and wheels.

Apparatus for electrically powered water feature

Apparatus for an electrically powered fluid feature, such as a water fountain, comprises a unit 20 including a fluid pump (2 figure 1E) and a rechargeable power source (1 figure 1E) arranged to provide power to the pump (2 figure 1E) for operation of the fluid feature. The power source is rechargeable wirelessly. The unit may comprise upper and lower housing portions (21, 22 figure 1A) that are separable to allow cleaning, replacement or recycling of components. The unit may be storable in a container (40 figure 7A) that charges the power source. The unit (20) may be removably installed in a feature including a reservoir (50 figure 8A). Further inventions allow for wired charging, remote control of the apparatus, varying pump speed and wireless interface between other units.

Test and monitoring system for a sump pump installation having a self-monitoring valve module for admitting water to the sump pit

A self-monitoring valve module responsive to an actuating signal for admitting liquid into a sump container to test a sump pump includes an electrically-actuated valve responsive to the actuating signal to establish flow into the container, and a flow sensor which provides an output signal indicative of liquid flow through the valve, and a monitoring circuit which provides a fault signal indicating failure of the valve when the actuating signal is not calling for actuation of the valve and the flow sensor output signal indicates flow through the fluid conduit, or when the actuating signal is calling for actuation of the valve and the flow sensor output signal indicates no flow in the fluid conduit.

TEST AND MONITORING SYSTEM FOR A SUMP PUMP INSTALLATION HAVING A SELF-MONITORING VALVE MODULE FOR ADMITTING WATER TO THE SUMP PIT

A self-monitoring valve module responsive to an actuating signal for admitting liquid into a sump container to test a sump pump includes an electrically-actuated valve responsive to the actuating signal to establish flow into the container, and a flow sensor which provides an output signal indicative of liquid flow through the valve, and a monitoring circuit which provides a fault signal indicating failure of the valve when the actuating signal is not calling for actuation of the valve and the flow sensor output signal indicates flow through the fluid conduit, or when the actuating signal is calling for actuation of the valve and the flow sensor output signal indicates no flow in the fluid conduit.

TEST AND MONITORING SYSTEM FOR A SUMP PUMP INSTALLATION HAVING A SELF-MONITORING VALVE MODULE FOR ADMITTING WATER TO THE SUMP PIT

A self-monitoring valve module responsive to an actuating signal for admitting liquid into a sump container to test a sump pump includes an electrically-actuated valve responsive to the actuating signal to establish flow into the container, and a flow sensor which provides an output signal indicative of liquid flow through the valve, and a monitoring circuit which provides a fault signal indicating failure of the valve when the actuating signal is not calling for actuation of the valve and the flow sensor output signal indicates flow through the fluid conduit, or when the actuating signal is calling for actuation of the valve and the flow sensor output signal indicates no flow in the fluid conduit.

LIQUID PUMP

A liquid pump creates a fountain type of dispenser for a container. The liquid pump includes a top portion, an elongated body and a bottom portion. The bottom portion at least partially includes an electric motor that is designed to draw fluid into the bottom portion when the electric motor is activated. The bottom portion is fluidly connected to the elongated body and the elongated body is fluidly connected to the top portion such that fluid that is drawn into the bottom portion is designed to flow out of the bottom portion and into the elongated body and then out of the elongated body and into the top portion.

RECHARGEABLE BATTERY POWERED UTILITY PUMP WITH SERIES CENTRIFUGAL PUMP CONFIGURATION

A utility pump is provided featuring a housing and battery configuration, where the housing is configured with a series configuration of integral pumps, and also configured with a battery receiving portion having electrical terminals for receiving power for providing to the series configuration of the integral pumps, and where the battery has a protruding portion with corresponding electrical terminals configured to contact the electrical terminals to provide power to the series configuration of the integral pumps when the protruding portion of the battery is inserted into the battery receiving portion of the housing and rotated in one direction to an "ON" position, and also configured not to contact the electrical terminals when the battery is not rotated to the "ON" position.

AUTOMATIC LIQUID POURING DEVICE FOR VACUUM BOTTLE

Pump with external electrical components and related methods

A submersible pump and related methods are disclosed herein. The pump assembly includes a pump housing and a motor with a motor housing/cap and an output shaft connected to an impeller that is disposed in a volute. In some forms, a separate power circuit compartment is formed integral to one of the pump housing and/or volute to store power circuitry that allows a DC pump to be used and powered by AC voltage. In other forms, the power circuit compartment is formed separate from the pump assembly and fastened or connect to the pump assembly. In preferred forms, the power circuit compartment is positioned relative to the pump assembly at a point where it will be maintained at least partially within the fluid surrounding the pump to dissipate heat from the power circuit. Numerous methods are also disclosed and contemplated herein.

Variable frequency drive configuration for electric driven hydraulic fracking system

An electric driven hydraulic fracking system is disclosed. A pump configuration that includes the single VFD, the single shaft electric motor, and the single hydraulic pump that is mounted on the single pump trailer. A pump configuration includes a single VFD configuration, the single shaft electric motor, and the single shaft hydraulic pump mounted on the single pump trailer. The single VFD configuration converts the electric power at the power generation voltage level distributed from the power distribution trailer to a VFD voltage level and drives the single shaft electric motor to control the operation of the single shaft electric motor and the single hydraulic pump. The VFD voltage level is a voltage level that is required to drive the single shaft electric motor. The VFD configuration also controls operation of the auxiliary systems based on the electric power at the auxiliary voltage level.

ICE FISHING HOLE PRESERVATION APPARATUS

An apparatus is described for reducing formation of ice in an ice fishing hole. The apparatus includes low voltage variable speed motor contained within a housing that draws water into and up through the housing and out of the housing through a matrix of multiple rows and columns of holes that form the water outlet.

ЖИДКОСТНЫЙ НАСОС

Изобретение относится к жидкостному насосу и более конкретно к насосу для напитков, в котором контейнер для напитка преобразован в дозатор фонтанного типа. Жидкостный насос приспособлен для дозирования жидкости из контейнера, где жидкостный насос включает в себя верхний участок, удлиненный корпус, нижний участок, электродвигатель и источник питания. Электродвигатель предназначен для втягивания текучей среды в упомянутый нижний участок через упомянутый удлиненный участок и к упомянутому верхнему участку, когда упомянутый электродвигатель активизирован. Упомянутый нижний участок связан по текучей среде с упомянутым удлиненным корпусом и полностью вмещает упомянутый электродвигатель, который изолирован от текучей среды, которая входит в жидкостный насос, а упомянутый удлиненный корпус связан по текучей среде с упомянутым верхним участком таким образом, что текучая среда, которая втягивается в упомянутый нижний участок, может протекать из упомянутого нижнего участка в упомянутый удлиненный ...

КОНТРОЛЛЕР РАСХОДА

ЖИДКОСТНЫЙ НАСОС

... 1. Жидкостный насос, приспособленный для дозирования жидкости из контейнера для напитка, где упомянутый жидкостный насос включает в себя верхний участок, удлиненный корпус, нижний участок, электродвигатель и источник питания, предназначенный для питания электроэнергией упомянутого электродвигателя, причем упомянутый электродвигатель предназначен для вытягивания текучей среды в упомянутый нижний участок через упомянутый удлиненный участок и к упомянутому верхнему участку, когда упомянутый электродвигатель активизирован, при этом упомянутый нижний участок связан по текучей среде с упомянутым удлиненным корпусом, а упомянутый удлиненный корпус связан по текучей среде с упомянутым верхним участком таким образом, что текучая среда, которая втягивается в упомянутый нижний участок, может протекать из упомянутого нижнего участка в упомянутый удлиненный корпус и затем из упомянутого удлиненного корпуса в упомянутый верхний участок, причем упомянутый верхний участок включает в себя активатор дозатора ...

Inflator

An inflator tool includes a handle portion extending between a battery receiving portion and a tool head portion. The handle portion defines a longitudinal axis. The tool head portion includes an air inlet, a compression chamber, and an air outlet. A motor is at least partially supported within the handle portion and includes an output shaft. The air inlet defines an inlet axis, and the air outlet defines an outlet axis. The longitudinal axis is disposed at an oblique angle relative to each of the inlet axis and the outlet axis. 9844902_1 (GHMatters) P107933.AU 10 94 go 102 74 42"'A ...

MOTOR LEAKAGE CURRECT DETECTOR, DEVICES USING SAME AND RELATED METHODS

A motor leakage current detector, devices using same and related methods are disclosed herein. Included are a uniquely wired current transformer to allow for polarity agnostic leakage current detection, a leakage current detector using same and having a notifier to alert a user. In other forms, an accessory power cord and power strip are disclosed capable of detecting early motor failure conditions. In still other forms, other machinery failure early warning systems are disclosed as are numerous motor operated devices using same including without limitation pumps.

FLOW CONTROLLER

The present invention relates to a flow controller (1) configured to selectively act as a pump or as a flow regulator. The flow controller comprises: an inlet (2) for a fluid; an outlet (3) for the fluid; a pump assembly (10) arranged between the inlet (2) and the outlet (3) and configured to pump the fluid through the flow controller (1) from the inlet (2) to the outlet (3); a hydro electrical generator assembly (20) arranged between the inlet (2) and the outlet (3), the hydro electrical generator assembly (20) being configured to allow the fluid flow through the flow controller (1 ) from the inlet (2) to the outlet (3) and to generate electricity by transforming flow energy of the fluid flowing through the flow controller (1 ) into electricity; and a mode controller (30) configured to selectively set the flow controller (1 ) in a pumping mode or in an electricity generating mode; wherein upon being set in the pumping mode, the mode controller (30) is configured to deactivate the hydro ...

VARIABLE FREQUENCY DRIVE CONFIGURATION FOR ELECTRIC DRIVEN HYDRAULIC FRACKING SYSTEM

An electric driven hydraulic fracking system is disclosed. A pump configuration that includes the single VFD, the single shaft electric motor, and the single hydraulic pump that is mounted on the single pump trailer. A pump configuration includes a single VFD configuration, the single shaft electric motor, and the single shaft hydraulic pump mounted on the single pump trailer. The single VFD configuration converts the electric power at the power generation voltage level distributed from the power distribution trailer to a VFD voltage level and drives the single shaft electric motor to control the operation of the single shaft electric motor and the single hydraulic pump. The VFD voltage level is a voltage level that is required to drive the single shaft electric motor. The VFD configuration also controls operation of the auxiliary systems based on the electric power at the auxiliary voltage level.

POWER DISTRIBUTION TRAILER FOR AN ELECTRIC DRIVEN HYDRAULIC FRACKING SYSTEM

An electric driven hydraulic fracking system is disclosed. A pump configuration that includes the single VFD, the single shaft electric motor, and the single hydraulic pump that is mounted on the single pump trailer. A power distribution trailer distributes the electric power generated by the power generation system at the power generation voltage level to the single VFD and converts the electric power at a power generation voltage level to a VFD voltage level and controls the operation of the single shaft electric motor and the single hydraulic pump. The power distribution trailer converts the electric power generated by the power generation system at the power generation level to an auxiliary voltage level that is less than the power generation voltage level. The power distribution trailer distributes the electric power at the auxiliary voltage level to the single VFD that controls an operation of the of the auxiliary systems.

ELECTRIC DRIVEN HYDRAULIC FRACKING OPERATION

Certain embodiments of the present application relate to a variable frequency drive (VFD) cabin for a pump configuration including a mobile trailer on which the VFD cabin is to be mounted. The VFD cabin generally includes a medium-voltage VFD and a ventilation system. In certain embodiments, the ventilation system is configured to generate an overpressure condition within the cabin to discourage the entry of dust and debris into the cabin. In certain embodiments, one or more components of the medium-voltage VFD are coupled to the floor of the cabin via a vibration damping system. In certain embodiments, the VFD cabin may be directly coupled to a chassis of the mobile trailer without an intervening suspension being provided between the VFD cabin and the chassis.

ELECTRIC DRIVEN HYDRAULIC FRACKING OPERATION

Certain embodiments of the present application relate to a variable frequency drive (VFD) cabin for a pump configuration including a mobile trailer on which the VFD cabin is to be mounted. The VFD cabin generally includes a medium-voltage VFD and a ventilation system. In certain embodiments, the ventilation system is configured to generate an overpressure condition within the cabin to discourage the entry of dust and debris into the cabin. In certain embodiments, one or more components of the medium-voltage VFD are coupled to the floor of the cabin via a vibration damping system. In certain embodiments, the VFD cabin may be directly coupled to a chassis of the mobile trailer without an intervening suspension being provided between the VFD cabin and the chassis.

BATTERY-POWERED HOT WATER RECIRCULATION PUMP

A relatively small water pump-DC motor combination, powered by batteries, provides sufficient pump power to create the flow between the hot and cold water lines necessary to maintain a substantially immediate hot water response when the hot water tap is opened. The pump is controlled by a thermal sensor signaling the pump to commence operation when the temperature in the hot water line upstream of the hot water tap is less than a predetermined value. Preferably, each of the batteries is rechargeable, most preferably utilizing a wireless system, where the power source is a distance away from the pump battery, to provide additional protection against electrical short circuits in the presence of water. Commonly available batteries of between 10 and 24 Volts can be used.

GROUNDWATER SAMPLING PUMP

A sampling pump is disclosed for pumping liquids collecting in a wellbore. The sampling pump has a pump component having an inlet and an outlet, a pump element and DC motor for driving the pump element. A reel assembly having a reel and a frame supports a cable assembly wound on the reel. The cable assembly supplies power to the DC motor. A DC connector supported on the frame enables an external DC power source to power the DC motor. A fluid level sensor on the housing detects when the outer housing is positioned in fluid. A control panel on the frame is in electrical communication with the fluid sensor and configured to enable a user to control on and off operation of the DC motor.

EMERGENCY LIGHT AND SUMP PUMP OPERATING DEVICE FOR DWELLING

BATTERY MONITORING AND CHARGING CIRCUIT FOR SUMP PUMPS

INSTALLATION FOR PUMPING HYDROCARBONS, MODULE AND METHOD.

La présente invention concerne une installation (1) de pompage d'hydrocarbures, comportant une pompe (P) immergée dans un puits (W) et un moteur (M) d'entraînement de la pompe (P), ce moteur (M) étant relié à un variateur (2) de fréquence alimenté en fonctionnement normal par un réseau externe (A), le variateur (2) comportant un redresseur (4) alimentant un bus continu (11), un onduleur (3) alimenté par le bus continu (11) et relié au moteur (M), et un contrôleur (8), installation (1) caractérisée par le fait qu'elle comporte en outre un élément de stockage (5) de l'électricité relié par un convertisseur DC-DC réversible (6) au bus continu (11), l'installation (1) étant agencée pour assurer l'alimentation du variateur (2) de fréquence par l'élément de stockage (5) en cas de perturbation de l'alimentation via le réseau externe (A).

LIQUID PUMP

... 액체 펌프는 용기에 대하여 분수식 디스펜서를 생성한다. 상기 액체 펌프는 탑부, 장형 몸체, 및 바텀부를 포함한다. 상기 바텀부는 전기 모터를 적어도 부분적으로 포함하고, 상기 전기 모터가 활성되는 경우에 바텀부로 유체를 인입하도록 상기 전기 모터가 설계된다. 상기 바텀부로 인입된 유체가 상기 바텀부에서 장형 몸체로 유동한 다음 상기 장형 몸체에서 탑부로 유동하게 설계되도록 상기 바텀부는 장형 몸체에 유체 연결되며 상기 장형 몸체가 탑부에 유체 연결된다.

Portable battery powered automatic pump

The invention is a pump system which is comprised of a box with a plurality of openings and inside of which is an electrically powered pump, a float switch and a battery. These components comprise one pumping unit. This unit is designed to rest at the bottom interior of a boat, or the bilge area, for the purpose of pumping water out of the boat automatically when the water reaches a predetermined level in the boat. The pump unit is portable and self contained with no additional power source or wiring needed.

VORRICHTUNG MIT EINEM MONTAGEMECHANISMUS UND EINE ELEKTRISCHE PUMPE

Eine Vorrichtung (10) mit einem Montagemechanismus (101) wird geschaffen. Die Vorrichtung (10) mit dem Montagemechanismus (101) kann aufweisen: ein erstes Bauteil (28, 228); ein zweites Bauteil (46, 246); und ein Befestigungsbauteil (100), das das erste Bauteil (28) und das zweite Bauteil (46) miteinander befestigt. Das Befestigungsbauteil (100) kann einen Befestigungsbereich (103) aufweisen, der an jedem von dem ersten Bauteil (28, 228) und dem zweiten Bauteil (46, 246) durch Injektionsschweißen befestigt wird; und den Montagemechanismus (101), der mit dem Befestigungsbereich (103) integriert ausgebildet und konfiguriert ist zur Montage der Vorrichtung (10) an einer externen Vorrichtung (X).

Batteriebetriebene Pumpe mit einer Steuereinrichtung

Apparatus for electrically powered water feature

Rechargable battery powered utility pump with series centrifugal pump configuration

Respiratory pressure therapy system

The present technology is directed to a respiratory pressure therapy system, that includes a plenum chamber pressurisable to a therapeutic pressure above ambient air pressure, a seal-forming structure to form a seal with an entrance to the patient's airways to maintain said therapeutic pressure in the plenum chamber throughout the patient's respiratory cycle in use, a positioning and stabilising structure constructed and arranged to provide an elastic force to hold the seal-forming structure in a therapeutically effective position on the patient's head, a blower configured to generate the flow of air and pressurise the plenum chamber to the therapeutic pressure, the blower having a motor, the blower being connected to the plenum chamber such that the blower is suspended from the patient's head and the axis of rotation of the motor is perpendicular to the patient's sagittal plane, and a power supply configured to provide electrical power to the blower.

Inflator

An inflator tool includes a handle portion extending between a battery receiving portion and a tool head portion. The handle portion defines a longitudinal axis. The tool head portion includes an air inlet, a compression chamber, and an air outlet. A motor is at least partially supported within the handle portion and includes an output shaft. The air inlet defines an inlet axis, and the air outlet defines an outlet axis. The longitudinal axis is disposed at an oblique angle relative to each of the inlet axis and the outlet axis. 9844902_1 (GHMatters) P107933.AU 10 94 go 102 74 a/ YLU / I I ILL 42"'A ...

ELECTRIC DRIVEN HYDRAULIC FRACKING SYSTEM

An electric driven hydraulic fracking system is disclosed. A pump configuration that includes the single VFD, the single shaft electric motor, and the single hydraulic pump that is mounted on the single pump trailer. The single VFD converts the electric power of at least 13.8kV to a VFD rated voltage level of at least 4160V and drives the single shaft electric motor at the VFD voltage level of up to 4160V to control the operation of the single shaft electric motor and the single hydraulic pump. The single shaft electric motor drives the single hydraulic pump with the rotation at the rated RPM level of at least 750RPM. The single hydraulic pump continuously pumps the fracking media into the well at the HP level of at least 5000HP. The single hydraulic pump operates on a continuous duty cycle to continuously pump the fracking media at the HP level of at least 5000HP.

PORTABLE PUMP

A pump for non-flammable liquids has an improved mounting for the motor which facilitates the relatively quick and easy removal of the motor from the pump. The pump has a main body which is hollow and cylindrical. A motor housing is connected to the main body by threads at a first end and has a removable end cap on its second end. The electric motor is located in said motor housing and secured when the end cap is on the motor housing. An electronics housing has a battery adapter plate, a switch, and a discharge port, and encloses wires and electronics such that the motor pumps the liquid from the end cap, through the motor housing and the main body, and out of the discharge port when the switch is turned on.

POWERTRAIN FOR WELLSITE OPERATIONS AND METHOD

A powertrain for powering wellsite pumping operations includes a power source for producing energy, a power bank, electric motors coupled to pumps, and a power management system. The power source can be a prime mover coupled to a generator, the prime mover sized for supply up to the average power demand of the pumping operation, and the power bank is sized to supply up to at least the difference between the peak and average power demand of the pumping operation, thereby providing a load levelling means to satisfy peak demand of the operation. The power management system manages the direction of current flow, state of charge of the power bank, and power source operation to provide least fuel consumption while meeting the power demand of the pumping operation.

REDUNDANT SUMP PUMP SYSTEM

Embodiments of the invention provide a sump pump system that pumps fluid. The system can include a base with one or more inlets and one or more outlet. The system can also include a first cartridge coupled to the base and removable from the base. The first cartridge can include a first electric motor. The system can further include a second cartridge coupled to the base and removable from the base. The second cartridge can include a second electric motor. The first cartridge and/or the second cartridge can be capable of operating at any given time in order to propel fluid from inlets to the outlets.

System and Method for Portable Battery Back-Up Sump Pump

A system and method for a battery-operated back-up sump pump. The method includes providing a back-up sump pump kit including the back-up sump pump, a first check valve, a second check valve, and a joint. The method also includes cutting a discharge pipe extending from a primary sump pump in a sump pit in order to create a first end open toward the primary sump pump that remains in the sump pit and a second end open toward the discharge pipe leading out of the sump pit. The method further includes installing the first check valve at the first end of the cut discharge pipe, installing the second check valve downstream from the battery-operated back-up sump pump, coupling the first check valve and the second check valve to the joint, and coupling the joint to the second end of the cut discharge pipe. 1. A method of installing a battery-operated back-up sump pump in a sump pit containing a primary sump pump , the method comprising:providing a back-up sump pump kit including the back-up sump pump, a first check valve, a second check valve, and a joint;cutting a discharge pipe extending from the primary sump pump in order to create a first end open toward the primary sump pump that remains in the sump pit and a second end open toward the discharge pipe leading out of the sump pit;installing the first check valve at the first end of the cut discharge pipe;installing the second check valve downstream from the back-up sump pump;coupling the first check valve and the second check valve to the joint; andcoupling the joint to the second end of the cut discharge pipe.2. The method of and further comprising installing the back-up sump pump in the sump pit on top of the primary sump pump.3. The method of and further comprising installing the back-up sump pump in the sump pit beside the primary sump pump.4. The method of and further comprising installing an elbow connector between at least one of (i) the second check valve and the joint and (ii) the back-up sump pump and the ...

Apparatus and method for controlling cooling fan speed

An apparatus for controlling a cooling fan speed includes a cooling fan motor operating a cooling fan. A pump is connected to the cooling fan motor in series. A relay has one side connected to the cooling fan motor or the pump and another side connected a battery so that power of the battery may be supplied to any one of the cooling fan motor or the pump.

VARIABLE FREQUENCY DRIVE CONFIGURATION FOR ELECTRIC DRIVEN HYDRAULIC FRACKING SYSTEM

An electric driven hydraulic fracking system is disclosed. A pump configuration that includes the single VFD, the single shaft electric motor, and the single hydraulic pump that is mounted on the single pump trailer. A pump configuration includes a single VFD configuration, the single shaft electric motor, and the single shaft hydraulic pump mounted on the single pump trailer. The single VFD configuration converts the electric power at the power generation voltage level distributed from the power distribution trailer to a VFD voltage level and drives the single shaft electric motor to control the operation of the single shaft electric motor and the single hydraulic pump. The VFD voltage level is a voltage level that is required to drive the single shaft electric motor. The VFD configuration also controls operation of the auxiliary systems based on the electric power at the auxiliary voltage level.

Battery-operated reed switch drive control for playground pumps involves operating switching bar outside switching cycle without power input and continuous operation

A 24-volt battery is combined with a single solenoid valve for flow adjustment. A switching bar operates outside a switching cycle without power input and continuous operation.

Liquid pump

A liquid pump creates a fountain type of dispenser for a container. The liquid pump includes a top portion, an elongated body and a bottom portion. The bottom portion at least partially includes an electric motor that is designed to draw fluid into the bottom portion when the electric motor is activated. The bottom portion is fluidly connected to the elongated body and the elongated body is fluidly connected to the top portion such that fluid that is drawn into the bottom portion is designed to flow out of the bottom portion and into the elongated body and then out of the elongated body and into the top portion.

Control device for fuel pump and method for determining abnormal condition and controlling fuel pump

A control apparatus is used for controlling the fuel pumps which is drived by a brushless motor. The brushless motor rotates with a rotation frequency corresponding to voltage applied from the electrical source. The relation of the voltage of the memory unit stored in a power supply and the rotary frequency of a non brush motor are disclosed. A voltage detection unit detects the voltage of the electrical source. A rotation frequency detectiion unit detects the rotation frequency of the brushless motor. A abnormal state determination unit determines whether the rotation frequency detected by the rotation frequency detection unit and the voltage detected by the voltage detection unit are stored in the predetermined range of the storage unit. Whe the rotation frequency and the voltage exceedthe predetermined range, the abnormal state determination unit determines the fuel pump abnormity.

The groundwater sampling pump

Portable water tank assembly for a dust emitting construction machine

A portable water tank assembly for a dust emitting construction machine, such as a machine for cutting concrete, stone, ceramic materials and the like may include a water container (1) and an electric pump (2) powered by a battery for pumping water from the container (1) through an outlet to the construction machine. To provide a portable water tank assembly which provides a long service life without changing battery, is easy to handle and carry and that is robust and reliable, the pump is a low pressure pump (2), of 0.1-1.5 bar, preferably of 0.3-1.2 bar, that is preferably submersible and placed inside the water container. The assembly has at least 5 liter capacity.

Integrated sump pump controller with status notifications

A sump pump system having a primary pump, a fluid level sensor, and a primary controller electrically connected to the primary pump for activating the pump when the fluid level sensor indicates a predetermine fluid level has been reached, the primary controller having a primary interface for communicating with a secondary pump. In some forms, the system includes a secondary pump having a secondary controller electrically connected to the secondary pump and having a secondary interface, the primary and secondary interfaces allowing the primary and secondary pump controllers to communicate with one another and allowing at least one of the primary and secondary pump controllers to assume control of both the primary and secondary pump. Related methods are further described herein.

CORDLESS IMMERSIBLE BATH JET APPARATUS

A bath jet apparatus includes a housing and a motor in the housing to rotate an impeller. The bath jet apparatus is cordless.

Wasserpumpe

Wasserpumpe, umfassend einen Wasserpumpenkörper (1) mit einem eingebauten Elektromotor (2), dadurch gekennzeichnet, dass eine austauschbare Stromquelle (3) zum Antreiben des Elektromotors (2) im Wasserpumpenkörper (1) vorgesehen ist, wobei die austauschbare Stromquelle (3) sich am hinteren Ende des Elektromotors (2) befindet.

Apparatus for electrically powered liquid feature

Apparatus for an electrically powered liquid feature comprises a unit (20 figure 1b) including a liquid pump (2 figure 3) and a rechargeable power source (1 figure 3) arranged to provide power to the pump for operation of the liquid feature. The unit may be removably installed in a reservoir 80 having a cover 83 that supports decorative features, such as pebbles, gravel and/or plants. The cover may have partitions (112 figure 5a) so as to provide a pattern of different decorative features. One or more translucent or transparent features (120 figure 8a) may be removably attached to the upper side of the cover. The cover may allow light to pass through from the unit to these features. There may be provided an outlet 3 portion removably connected above the cover. The outlet portion may comprise a tiered cascade feature. There are further independent claims to the outlet portion comprising a plurality of interconnected, stacked components (150 figure 12b). Alternatively, the outlet portion ...

Battery powered surgical irrigator

Groundwater sampling pump

A sampling pump is disclosed for pumping liquids collecting in a wellbore. The sampling pump has a pump component having an inlet and an outlet, a pump element and DC motor for driving the pump element. A reel assembly having a reel and a frame supports a cable assembly wound on the reel. The cable assembly supplies power to the DC motor. A DC connector supported on the frame enables an external DC power source to power the DC motor. A fluid level sensor on the housing detects when the outer housing is positioned in fluid. A control panel on the frame is in electrical communication with the fluid sensor and configured to enable a user to control on and off operation of the DC motor.

ICE FISHING HOLE PRESERVATION APPARATUS

An apparatus is described for reducing formation of ice in an ice fishing hole. The apparatus includes low voltage variable speed motor contained within a housing that draws water into and up through the housing and out of the housing through a matrix of multiple rows and columns of holes that form the water outlet.

PUMP COMMUNICATION MODULE, PUMP SYSTEM AND METHODS RELATING THERETO

A pump system comprising a primary AC pump, a control unit having a wireless communication module, and a back-up battery for powering the control unit. The wireless communication module is configured to communicate via a primary wireless connection and communicate via a secondary wireless connection. Additional pump system components and various methods relating to same are further disclosed herein.

Portable Water Tank Assembly for a Dust Emitting Construction Machine

A portable water tank assembly for a dust emitting construction machine, such as a machine for cutting concrete, stone, ceramic materials and the like, said assembly comprising a water container and an electric pump powered by a battery for pumping water from the container through an outlet to the construction machine. To provide a portable water tank assembly which provides a long service life without changing battery, is easy to handle and carry and that is robust and reliable, the pump is a low pressure pump, of 0,1-1,5 bar, preferably of 0,3-1,2 bar, that is preferably submersible and placed inside the water container; and said assembly has at least 5 liter capacity. Preferably the hood member has a first compartment for a battery for delivering power to the pump and a battery located in the compartment, and it may have a second compartment for a battery charger and a third compartment for a spare battery. 1. A portable water tank assembly for a dust emitting construction machine , the assembly comprising:a water container;an electric pump powered by a battery for pumping water from the container through an outlet to the construction machine; anda hood member operably coupled to the water container, the hood member comprising an electronic circuit board configured to control at least the voltage to the pump,wherein the pump is a low pressure centrifugal pump of 0.1-1.5 bar, andwherein the assembly has at least a 5 liter capacity.2. The portable water tank assembly of claim 1 , wherein the pump is a submersible pump placed inside the water container.3. The portable water tank assembly of claim 2 , wherein the pump is a low pressure pump of 0.3-1.2 bar.4. The portable water tank assembly of claim 1 , wherein the hood member further comprises a compartment housing a battery charger for charging the battery.5. The portable water tank assembly of claim 1 , wherein the hood member further comprises a compartment housing a spare battery.6. The portable water tank ...

PUMP STATUS DISPLAY MODULE, PUMP SYSTEM USING SAME AND METHODS RELATING THERETO

A pump system comprising a primary AC pump, a battery powered back-up pump, a back-up battery for powering the back-up pump, and a display unit for displaying the status of the pump system. The display unit having a visual indicator configured to be lit in at least two colors. 1. A pump system comprising:a primary AC pump;a battery powered back-up pump;a back-up battery for powering the back-up pump; anda display unit for displaying the status of the pump system, the display unit having a visual indicator configured to be lit in at least two colors.2. The pump system of :wherein the visual indicator is configured to be a first of the at least two colors when the back-up battery is in a good condition and a second of the at least two colors when the back-up battery is in a less than good condition.3. The pump system of wherein the first color is green and the second color is yellow.4. The pump system of claim 1 , the display unit further comprising an audio indicator.5. The pump system of wherein the visual indicator comprises at least one multi-color LED.6. The pump system of wherein the visual indicator comprises at least two monocolor lights of different colors claim 1 , wherein the at least two monocolor lights are positioned behind a single translucent panel.7. The pump system of claim 2 , wherein the visual indicator is configured to be a third color when the back-up battery has a poor condition.8. The pump system of further comprising a flood detector claim 1 , wherein the visual indicator is configured to flash when a flood is detected.9. The pump system of wherein the display unit comprises at least one of a smartphone claim 1 , a tablet claim 1 , and a computer.10. The pump system of further comprising a controller connected to the primary AC pump claim 1 , battery powered back-up pump claim 1 , back-up battery and display for controlling operation of the system and interfacing with same.11. A method of monitoring a pump system comprising:detecting a value, ...

Portable pump

A portable pump comprising a box having a bottom and upstanding sides and an open top. The box has a false bottom dividing the box into a lower portion and an upper portion. A box cover is provided for closing the open top. A rechargeable electric battery is positioned in the lower portion of the box. An electrical power line connector is secured to the box and operatively connected to the battery. A charger may be operatively connected to the power line connector as desired. An electric water pump is operatively connected to the battery. The water pump has an inlet and an outlet. The water pump has an outlet hose connector. The upper box portion has dimensions of a size to allow both the pump and the charger to be stored in the upper box portion.

Wheeled kit for battery-powered back-up sump pump

A back-up sump pump kit for use with a battery and an alternating current power source. The kit can be adapted to be a portable power source for an external electric device. The kit can include a portable case, a battery-operated back-up sump pump removably stored in the portable case, and a control charger integrated into the portable case. The control charger can include a battery charger, cables, a power input socket to charge the battery, and a power output socket to provide power from the battery to the external electric device. The portable case can include a handle and wheels.

Portable inline pump kit

A portable inline pump kit (100) is provided featuring a pump (9) having a fluid output port (9a) configured to pump fluid, and having a quick disconnect power input connection (9b) to couple the pump (9) to a source of power; a portable battery or 5 battery pack (6) having a power connection (6a) to be coupled by wiring (16) to the pump (9); a connector having a bullet connector (16a) to couple to the quick connect power input connection (9a) of the pump (9), and having another bullet connector (16b) to couple to the power connection (6a) of the portable battery or battery pack (6); an alligator style battery connector (14) having a bullet connector (14a) to couple to the '10 input connection of the pump (9), and having a pair of alligator style battery clips (I 4b, 14c) to couple to terminals of a battery, including a car or boat battery; a cigarette lighter connector (13) having a bullet connector (13a) to couple to the power input connection (9a) of the pump (9), and having a cigarette ...

LIQUID PUMP

A liquid pump creates a fountain type of dispenser for a container. The liquid pump includes a top portion, an elongated body and a bottom portion. The bottom portion at least partially includes an electric motor that is designed to draw fluid into the bottom portion when the electric motor is activated. The bottom portion is fluidly connected to the elongated body and the elongated body is fluidly connected to the top portion such that fluid that is drawn into the bottom portion is designed to flow out of the bottom portion and into the elongated body and then out of the elongated body and into the top portion.

Filtering pump assembly

A filtering pump assembly for pumping and filtering a fluid includes a pump subassembly and a filter subassembly. The pump subassembly has an inlet portion with a first cross-sectional shape. The preferred cross-sectional shape of the inlet portion is circular. The filter subassembly includes a foraminous cage member, having an opening formed therein of a shape corresponding to the first cross-sectional shape of the inlet portion and being configured to fit engagably thereon. The filter subassembly also includes a filter element formed of a porous material for placement in covering relation to the cage member. The preferred filter element is either bag-shaped or formed as a cylindrical sleeve. Preferably, the filter assembly includes a retainer for retaining the filter element in covering relation to the cage member. The retainer may be an annular spring clip having two ends which overlap one another, and having a finger grip formed at each end thereof.

MULTI-PUMP SYSTEM WITH SYSTEM CHECK

Design solutions to mitigate the following four fatal flaws in the conventional pump system design; namely, (1) surprise pump-failure in single pump designs that can result in costly water damage; (2) the threat of fatal high voltage electrocution due to flooding; (3) grid power outage and no energy supply to support the needed pumping power that results in water damage; (4) foil odor from the standing water in the well after a period of low seeping rate with or without activated pumping. The principles described herein can completely mitigate the above four fatal design issues. 1. A liquid pump system comprising:a plurality of liquid pumps that are powered by a common low voltage DC energy reservoir to pump a liquid;a AC/DC power supply to convert AC power into a low voltage direct current to charge the low voltage energy reservoir;an energy level detection subsystem for the reservoir and configured to determine the percentage of energy remaining in the reservoir and send signals to indicate when the energy storage reaches any of a set specified discreet levels;a set of liquid level sensor subsystems configured to turn on each of the plurality of liquid pumps one at a time as a liquid level rises, and configured to turn off each of the plurality of liquid pumps as the liquid level lowers;a pump-detection subsystem configured to detect whether the specific pump is in properly operation and also send signals to indicate the status; andan analysis module configured to receive the detection signals and in response to perform real time checks of at least the plurality of pumps to verify proper operation of the plurality of pumps, and that is configured to cause communications to be transmitted to one or more recipients at least in the case that the analysis module detects improper operation of a subset of the plurality of liquid pumps.2. The liquid pump system in accordance with claim 1 , further comprising:an AC power outage/recovery detection subsystem configured to ...

INSTALLATION FOR PUMPING HYDROCARBONS, MODULE AND METHOD

The present invention concerns an installation for pumping hydrocarbons, including a pump submerged in a well and a motor for driving the pump, said motor being linked to a variable frequency drive powered during normal operation by an external network, the drive including a rectifier supplying a DC bus, an inverter supplied by the DC bus and linked to the motor, and a controller, said installation wherein it further includes an electricity storage element linked by a reversible DC-DC converter to the DC bus, the installation being arranged to ensure the variable frequency drive is supplied by the storage element in case of an interruption to the supply via the external network.

Variable displacement compressor

Variable displacement compressor (10) comprising a crankcase, housing a tilted cam plate (26) connected to a rotary shaft (20); at least one piston (30) associated to the tilted cam plate (26), the tilted cam plate (26) transferring rotary movement of the rotary shaft (20) to reciprocating movement of the piston (30), the piston (30) being arranged in a cylinder bore (28), wherein, in operation, the piston (30) draws refrigerant at suction pressure into the cylinder bore (28) and compresses the refrigerant to a discharge pressure. The compressor (10) further comprises a control valve (52) for changing the crankcase pressure with respect to the suction pressure so as to change the angle of tilt of the cam plate (26); and a control unit (60) for operating the control valve (52). According to an important aspect of the invention, the control unit (60) comprises means (66, 68) for determining a pressure differential between a crankcase pressure and a suction pressure; and means for operating ...

Water pump

Apparatus for electrically powered water feature

Groundwater sampling pump

A sampling pump is disclosed for pumping liquids collecting in a wellbore. The sampling pump has a pump component having an inlet and an outlet, a pump element and DC motor for driving the pump element. A reel assembly having a reel and a frame supports a cable assembly wound on the reel. The cable assembly supplies power to the DC motor. A DC connector supported on the frame enables an external DC power source to power the DC motor. A fluid level sensor on the housing detects when the outer housing is positioned in fluid. A control panel on the frame is in electrical communication with the fluid sensor and configured to enable a user to control on and off operation of the DC motor.

Portable inline pump kit

EMERGENCY STATION AND METHOD OF USE

An integrated, portable, battery-powered, variable-pressure electric liquid pump and power emergency station comprising a chassis; one or more wheels supporting the chassis; an electrically powered, variable-pressure liquid pump carried by the chassis; one or more rechargeable batteries powering the variable-pressure liquid pump to transfer liquid at variable pressures from a liquid source to a liquid destination; and one or more AC outlets carried by the chassis and powered by the one or more rechargeable batteries to provide emergency back-up power during power outage.

RECHARGEABLE BATTERY POWERED UTILITY PUMP WITH SERIES CENTRIFUGAL PUMP CONFIGURATION

A utility pump is provided featuring a housing and battery configuration, where the housing is configured with a series configuration of integral pumps, and also configured with a battery receiving portion having electrical terminals for receiving power for providing to the series configuration of the integral pumps, and where the battery has a protruding portion with corresponding electrical terminals configured to contact the electrical terminals to provide power to the series configuration of the integral pumps when the protruding portion of the battery is inserted into the battery receiving portion of the housing and rotated in one direction to an "ON" position, and also configured not to contact the electrical terminals when the battery is not rotated to the "ON" position.

Rechargeable battery powered utility pump with series centrifugal pump configuration

A utility pump is provided featuring a housing and battery configuration, where the housing is configured with a series configuration of integral pumps, and also configured with a battery receiving portion having electrical terminals for receiving power for providing to the series configuration of the integral pumps, and where the battery has a protruding portion with corresponding electrical terminals configured to contact the electrical terminals to provide power to the series configuration of the integral pumps when the protruding portion of the battery is inserted into the battery receiving portion of the housing and rotated in one direction to an "ON" position, and also configured not to contact the electrical terminals when the battery is not rotated to the "ON" position.

INSTALLATION FOR PUMPING HYDROCARBONS, MODULE AND METHOD.

Flow controller

LIQUID PUMP

A liquid pump creates a fountain type of dispenser for a container. The liquid pump includes a top portion, an elongated body and a bottom portion. The bottom portion at least partially includes an electric motor that is designed to draw fluid into the bottom portion when the electric motor is activated. The bottom portion is fluidly connected to the elongated body and the elongated body is fluidly connected to the top portion such that fluid that is drawn into the bottom portion is designed to flow out of the bottom portion and into the elongated body and then out of the elongated body and into the top portion.

EMERGENCY SUMP PUMP APPARATUS

Modular sump pump pit assembly

The disclosed sump pump pit is modular, being formed from substantial planar lightweight top, bottom and side walls that when disassembled can be carried compactly stacked on one another to an intended sump hole, and can then be assembled and secured together as the rigid pit defining an enclosure sized to hold at least one sump pump (preferably two sump pumps side-by-side). Cooperating tongue and groove configurations on the side wall edges interlock these components in a tubular configuration, and the end edges of the side walls can be fitted into and secured in channels in the top and bottom walls, making the pit rigid. The pit walls are perforated for communicating the sump hole with the pit enclosure. Piping extended through the top wall allows water to be pumped from the sump hole via the pit pump(s).

KREISELPUMPE

Eine Kreiselpumpe (10) weist einen Pumpenteil (12) und einen Motorteil (14) auf. Der Pumpenteil (12) weist ein Laufrad (33), das ein Fluid fördert, auf und legt eine Pumpenkammer (23), die das Laufrad (33) darin aufnimmt, fest. Der Motorteil (14) weist eine hohle Drehwelle (52), die zum Drehen des Laufrads (33) ausgebildet ist, und ein Gehäuse (18, 19), das eine Motorkammer (43), die die Drehwelle (52) darin aufnimmt, festlegt, auf. Die Drehwelle (52) bildet in derselben einen Auslasskanal (70) aus und weist ein erstes Ende, das in Eingriff mit dem Laufrad (33) ist, und ein zweites Ende, an dem ein Ende des Auslasskanals (70) geöffnet ist, auf. Das eine Ende des Auslasskanals (70) steht über das andere Ende des Auslasskanals (70) in Fluidverbindung mit einem Niederdruckbereich in der Pumpenkammer (23) und steht über einen Einlasskanal (72), der in dem Gehäuse (18, 19) ausgebildet ist, in Fluidverbindung mit einem Hochdruckbereich in der Pumpenkammer (23).

Apparatus for electrically powered liquid feature

EMERGENCY LIGHT AND SUMP PUMP OPERATING DEVICE FOR DWELLING

An emergency device for use in a dwelling or any similar place provided with a sump pump in the basement, in order to operate this sump pump and, if desired, to switch on some emergency light in the case of a failure of the main electric power source of this dwelling. The device includes a storage battery connected to the sump pump in such a manner as to operate it in the case of a failure of the main power source. It also includes a transformer-rectifier to permanently recharge the storage battery when the power source is in operation. It further includes external plugs connectable to the battery of an automotive vehicle parked near the dwelling with its motor running, in order to use this battery as a substitute for the indoor battery and thus allows the sump pump to continue to operate even when the storage battery indoors is down. Advantageously, the device may further include an additional circuit activated by relay to switch on some emergency lights inside the dwelling whenever there ...

EAGLE WATER CIRCULATING BACK-UP SYSTEM

In the Northern Canadian communities the cold weather is a major problem for the house owner keeping the water pipes from freezing which is a difficult task especially in the event of power failure that causes the circulating pumps to stop and pipes to freeze. I have invented an apparatus which will automatically energize the pump in the event of a power failure preventing the pipes from freezing.

Control method for preventing water hammer effect from being generated in photovoltaic water pump system

Photovoltaic and water pump integrated system

Medical pump drive, pump and medical treatment apparatus

The present invention relates to a medical pump drive (100) having at least, of each at least: a pump housing (101) and a pump motor (103) provided in the pump housing (101); a rechargeable voltage source for storing electrical energy, or a rechargeable battery (105), for the voltage supply of the pump motor (103); a magnetic section (107) for magnetically coupling of further pump sections, and/or for magnetically driving of elements, in particular a magnetically driven pump rotor (301); a control electronics(111). It further relates to a pump (405), an induction charging station (600), a tube set (4030), a blood treatment apparatus (1000) and methods.

Portable fluid transfer system

This (Portable Fluid Transfer System) is designed to displace a volume of water that will satisfy a small residence under normal or abnormal conditions. This unit has a unique feature described as an ECU which will balance (float) the battery charge when necessary, allowing the battery to be charged from various sources and operating the pump while charging is in effect. This component also sustains the battery life by not allowing the battery to overcharge. Although float circuitry is not new, it is unique within portable electric pump systems. This amendment contains no new matter.

Housing for an Electric Circuit for a Fuel Pump

A housing for an electronic circuit for a fuel pump includes a base and a cover which is connected to the base, a printed circuit board and, disposed on one side of the latter, electric and/or electronic components. Disposed on the side of the printed circuit board on which the components are disposed is a self-contained metal strip. The components are arranged in the region surrounded by the strip. A cover is soldered to the self-contained strip in such a way that the printed circuit board forms a base, the cover forms a housing, and the printed circuit board has at least one blocking layer.

HEAT CIRCULATION PUMP

A heat circulation pump includes a pump housing () with a pump impeller arranged therein which is arranged in a motor housing () which is axially flange-mounted on the pump housing (). The heat circulation pump also includes a terminal box () which is axially connected to the motor housing () in order to house electric and/or electronic components of the engine control and for electrically connecting the motor. The terminal box () protrudes, radially at least in sections, from the terminal box side end of the motor housing () and the terminal box has, in the axial direction, a right-angled outer contour with recesses () in the corner areas which are arranged in the axial extension of the screws (). The flange () of the motor housing () are fixed to the pump housing () by the screws. 1. A heating circulation pump comprising:a pump housing with;a pump impeller arranged in the pump housing;a motor housing with a flange;an electric motor arranged in the motor housing, the pump impeller being driven by the electric motor and the motor housing being axially flanged onto the pump housing;screws fastening the flange of the motor housing on the pump housing; anda terminal box which connects axially onto the motor housing, for receiving electrical and/or electronic components for the motor control and for the electrical connection of the motor, wherein the terminal box at least in sections projects radially beyond the motor housing which is on the terminal box side, and the terminal box has an outer contour which is rectangular in the an axial direction and has recesses in corner regions, said recesses being arranged in a region of an axial extension of the screws.2. A heating circulation pump according to claim 1 , wherein the terminal box claim 1 , in a terminal box region projecting radially beyond the motor housings claim 1 , comprises a fastening means claim 1 , with which the terminal box is fastened on the motor housing.3. A heating circulation pump according to claim ...

RECHARGEABLE FAN DEVICE

Provided is a rechargeable fan device that includes a fan; a motor that drives the fan to rotate; a battery that supplies power to the motor; a voltage generation unit that generates a control voltage of a predetermined voltage value based on DC power inputted; a first supply path used to supply DC power from the battery to the voltage generation unit; a semiconductor switch that brings the first supply path into/out of conduction; a DC jack used to input DC power from an external DC power source; a second supply path used, when the DC power is inputted into the DC jack, to supply the DC power to the voltage generation unit; and a control unit that controls driving of the motor and charging of the battery. 1. A rechargeable fan device comprising:a fan that suctions or discharges gas;a motor that drives the fan to rotate;a battery that supplies power to the motor;a voltage generation unit that generates a control voltage of a predetermined voltage value based on DC power inputted;a first supply path used to supply DC power from the battery to the voltage generation unit;a semiconductor switch that brings the first supply path into/out of conduction;a DC jack used to input DC power from an external DC power source;a second supply path used, when the DC power is inputted into the DC jack, to supply the DC power to the voltage generation unit; anda control unit that is operated using, as a power source, the control voltage generated by the voltage generation unit, the control unit being configured: to control driving of the motor by controlling power supply from the battery to the motor; to control charging of the battery by DC power if predetermined charging execution conditions are satisfied when the DC power is inputted into the DC jack; and to shut off power supply from the battery to the voltage generation unit by turning off the semiconductor switch if predetermined shutdown conditions are satisfied during operation of the control unit itself.2. The rechargeable ...

DUAL SPEED MOTOR CONTROLLER AND METHOD OF OPERATION

A two-speed motor is stored in mounted in a housing with an end cap. The end cap has a tubular structure defining an interior space, including an open first end connectable to the motor casing. The second end includes at least one planar surface and at least one air grate configured to permit airflow into and/or out of the interior space. A dual speed pump controller includes a motor controller for operating the dual speed motor. The controller includes an operating speed circuit for operating the motor in one of a first speed or a second speed, the first speed being greater than the second speed; an event circuit for operating the motor at the first speed before a predetermined event and operating the pump at the second speed after the predetermined event. 1. A motor assembly , comprising:a housing having an interior containing a motor capable of operating at two speeds and a motor controller adapted to control operation of the motor, electrically coupled to the motor, and sealed within the interior of the housing;the motor controller including an operating speed circuit configured or programmed to automatically cause the motor to operate, without input from a user, in one of a first speed or a second speed, the first speed faster than the second speed;an event circuit, configured or programmed to automatically determine when a pre-set event occurs and automatically send a signal to the motor controller to indicate that the event has occurred;the motor controller configured or programmed to automatically control operation of the motor at the first speed before receiving the signal indicating that the event occurred and to automatically control operation of the motor at the second speed after receiving the signal indicating that the event occurred, without interference from a user.2. The motor assembly of claim 1 , wherein the event circuit comprises a timing circuit and the event is the expiration of a pre-set period of time claim 1 , the motor controller adapted ...

Coolant pump with heat sinking to coolant

A vehicle coolant pump with heat protection for the internal electronics and circuit boards for operation of the coolant pump. Gap fillers positioned adjacent said electronics and circuit boards transfer heat to the coolant fluid in the engine.

PROGRESSIVE CAVITY PUMP

An electric submersible progressing cavity pump (ESPCP) assembly that restricts reverse rotation of the pump motor and provides for efficient motor shutdown in the event of reverse rotation is disclosed. When the ESPCP rotates in a reverse direction, components associated with the rotating motor shaft stop rotation of the shaft to increase the torque and current of the motor, and the increased torque/current on the motor actuates a torque or current limit switch to shut off the motor. Also, particle and gas separation mechanisms are disclosed, which separate particulates and gas from the fluid flowing into the pump so that the fluid that reaches the rotor and stator assembly has a higher proportion of liquid than the resident well fluid. 1. An electric submersible progressing cavity pump assembly comprising:a motor having a shaft defining a longitudinal axis, said shaft rotatable in a forward direction and in a reverse direction;a coupling rotatably fixed to said shaft;a collar releasably coupled with said coupling, said collar movable along said longitudinal axis; said collar positionable in a first position adjacent said coupling when said shaft is rotated in said forward direction; and', 'said collar displaceable from said coupling along said longitudinal axis to a second position in which said collar contacts said at least one stationary stop when said shaft is rotated in said reverse direction., 'a bracket attached to said motor and at least partially surrounding said collar, said bracket comprising at least one stationary stop;'}2. The pump assembly of claim 1 , further comprising a torque detection switch claim 1 , said torque detection switch operable to stop said motor when said collar contacts said at least one stationary stop.3. The pump assembly of claim 1 , further comprising a current detection switch claim 1 , said current detection switch operable to stop said motor when said collar contacts said at least one stationary stop.4. The pump assembly of ...

PRESSURE CONTROL BY PHASE CURRENT AND INITIAL ADJUSTMENT AT CAR LINE

A closed loop control system for a fuel pump based on characteristics of speed, pressure, and current. The pressure generated by the pump system is increased at the point in time when the pump system is working against a dead head system (i.e., coasting) to a level that a calibration valve is opened to a determined working point. By measuring the characteristic phase current as a function of the speed, the characteristic is able to be compared, with the pre-calibrated value of the hardware to perform an error compensation algorithm. The error compensation is overlaid with the standard pressure characteristic as a function of speed and phase current, and uses the pre-calibrated opening pressure value (i.e., the inflection point) of the calibration valve and/or in addition the change of the speed to the initial (first calibration), or to a sliding average therefrom. 1. An apparatus , comprising: a motor;', 'a device for generating a pumping action to transfer fluid, the device connected to and powered by the motor; and', 'a valve in fluid communication with the device;', 'wherein the device transfers the fluid at a selected pressure, and the selected pressure is based on the measured current applied to the motor, and the valve opens when the device pumps the fluid at a predetermined pressure, providing a calibration function., 'a pump system having a closed loop function, including2. The apparatus of claim 1 , further comprising:an inlet conduit in fluid communication with the motor, such that the fluid is transferred from the inlet conduit to the device as the motor powers the device;an outlet conduit in fluid communication with the device, such that the fluid flowing into the outlet conduit is pressurized by the device, and the pressure of the fluid in the outlet conduit is controlled by the device; anda secondary conduit in fluid communication with the outlet conduit;wherein the portion of the fluid in the secondary conduit is at substantially the same pressure as ...

FLUID PUMP

A fluid pump includes an inlet; an outlet; a motor; and an impeller rotated by the motor about an axis, the impeller being positioned axially between an inlet plate and an outlet plate. The inlet plate includes a channel that receives fluid from the inlet, the channel being defined by an inner wall and an outer wall. The channel has a first region extending over an angle of at least 150° and a second region extending from the first region over an angle of 61.8° to 71.8°. The inner wall has a first radius centered about the axis which is constant over the first region and the second region. The outer wall has a second radius centered about the axis which is constant over the first region and also has a third radius not centered about the axis which is constant over the second region. 1. A fluid pump comprising:an inlet which introduces fluid into said fluid pump;an outlet which discharges fluid from said fluid pump;a motor within said fluid pump; anda pumping member rotated by said motor about an axis such that rotation of said pumping member by said motor pumps fluid from said inlet to said outlet, said pumping member being positioned axially between an inlet plate which is stationary and an outlet plate which is stationary;said inlet plate includes an inlet plate flow channel in an inlet plate face of said inlet plate that faces toward said pumping member such that said inlet plate flow channel receives fluid from said inlet, said inlet plate flow channel being defined by an inner wall and an outer wall wherein:said inlet plate flow channel has a first region and a second region, said first region extending over an angle of at least 150° and said second region extending from said first region over an angle of 61.8° to 71.8°;said inner wall has a first radius which is constant over said first region and said second region, said first radius being centered about said axis; andsaid outer wall has a second radius which is constant over said first region and which is ...

Pump assembly having integrated controller and motor with internal active cooling

A pump assembly and a method for cooling the same are disclosed. The pump assembly includes a pump, a controller, and a driven electric motor. The pump and the electric motor are on opposing axial sides of the controller. The assembly also has a heat conductive plate positioned between the pump and the controller that conducts heat from the controller. A transfer passage is provided for receiving pressurized fluid output from the pump and to direct the fluid along and in contact with the heat conductive plate to conduct heat therefrom into the pressurized fluid. An outlet passage communicates with the assembly outlet to discharge the pressurized fluid.

PARAMETER MONITORING AND CONTROL FOR AN ELECTRIC DRIVEN HYDRAULIC FRACKING SYSTEM

An electric driven hydraulic fracking system is disclosed. A pump configuration includes the single VFD, the single shaft electric motor, and the single hydraulic pump mounted on the single pump trailer. A controller associated with the single VFD and is mounted on the single pump trailer. The controller monitors operation parameters associated with an operation of the electric driven hydraulic fracking system as each component of the electric driven hydraulic fracking system operates to determine whether the operation parameters deviate beyond a corresponding operation parameter threshold. Each of the operation parameters provides an indicator as to an operation status of a corresponding component of the electric driven hydraulic fracking system. The controller initiates corrected actions when each operation parameter deviates beyond the corresponding operation threshold. Initiating the corrected actions when each operation parameter deviates beyond the corresponding operation threshold maintains the operation of the electric driven hydraulic fracking system. 1. An electric driven hydraulic fracking system to pump a fracking media into a well to execute a fracking operation to extract a fluid from the well , comprising: monitor a plurality of operation parameters associated with an operation of the electric driven hydraulic fracking system as each component of the electric driven hydraulic fracking system operates to determine whether at least one operation parameter deviates beyond at least one corresponding operation parameter threshold, wherein each of the operation parameters provides an indicator as to an operation status of a corresponding component of the electric driven hydraulic fracking system, and', 'initiate at least one corrected action when each operation parameter deviates beyond the at least one corresponding operation threshold, wherein initiating the at least one corrected action when each operation parameter deviates beyond the at least one ...

WATER PUMPING SYSTEM FOR ROOFTOP APPLICATIONS AND THE LIKE

Embodiments of the present invention are directed to a water pumping system. More specifically, embodiments of the present invention are directed to a solar electric powered, siphon-capable water pumping systems specifically configured for use in rooftop and other applications having similar need and conditions. Advantageously, a water pumping system configured in accordance with an embodiment of the present invention is configured to prevent pooling of water in low-lying areas of a roof and thereby limits the potential for damage to the roof and underlying structure that could otherwise result from such pooling of the water. 1. A water pumping system , comprising:a water pump;a water level sensing device adapted to output a water presence signal when the water level sensing device detects a pump actuation condition exists; anda power control module electrically coupled to the water pump and the water level sensing device, wherein the power control module causes electrical power to be intermittently outputted to the water pump power for each instance of a prescribed time period during which the water level signal is outputted by the water level sensing device and wherein the power control intermittently outputting electrical power includes the power control module outputting a plurality of pump priming electrical power pulses.2. The water pumping system of wherein:the plurality of pump priming electrical power pulses is followed by at least one siphon-maintaining electrical power pulse; andthe water pump is operable in a non-powered state for causing water to flow through a water flow passage of the water pump by a siphon effect initiated by priming the passage extending between the water inlet of the water pump and the water flow passage as a result of at least one period of electrical power provided to the water pump during said intermittent electrical power output.3. The water pumping system of wherein a duration of each one of the pump priming electrical power ...

MULTI-OUTLET UTILITY PUMP

A multi-outlet fluid pump includes a housing, a motorized pump, an electrical power supply, a fluid inlet, and two separate discharge outlets. 2. The pumping apparatus of claim 1 , wherein at least one of the first and second sealing mechanism comprise a quick release fitting claim 1 , the quick release fitting configured to establish a fluid connection with a fluid conduit device and to automatically seal the discharge outlet when no fluid conduit device is attached thereto.3. The pumping apparatus of claim 1 , wherein at least one of the first and second sealing mechanism comprise a threaded cap that installs over the discharge outlet.4. The pumping apparatus of claim 1 , wherein the sealing mechanism is configured to be attached and/or removed via a tool that is tethered to the pumping apparatus.5. The pumping apparatus of claim 1 , wherein the pump housing comprises a cord-wrap mechanism to facilitate winding of an electrical cord around the pump housing.6. The pumping apparatus of claim 6 , wherein the cord-wrap mechanism comprises a plurality of protuberances extending from the pump housing claim 6 , and wherein at least one protuberance comprises a handle to facilitate handling of the pumping apparatus.71. The pumping apparatus of clam claim 6 , wherein the housing further comprises a hanging apparatus that supports vertical hanging of the pumping apparatus claim 6 , the hanging apparatus positioned so that the vertically hanging pumping apparatus is arranged to facilitate fluid drainage.8. The pumping apparatus of claim 1 , further comprising a filter system configured to filter debris drawn in from the fluid intake from the motorized pump.9. The pumping apparatus of claim 8 , wherein the filter system comprises a plurality of concentric filter levels claim 8 , each concentric ring level a plurality of filter openings claim 8 , wherein the filter openings of an outer concentric filter level are larger than the filter openings of any inner concentric filter ...

ELECTRIC SUBMERSIBLE PUMP HAVING A PLURALITY OF MOTORS OPERATIVELY COUPLED THERETO AND METHODS OF USING

A downhole electric submersible pump system includes a plurality of motors operatively coupled on a common shaft with an electric submersible pump and a downhole switch mechanism for providing an electrical circuit to each motor of the plurality of motors, wherein the downhole switch mechanism allows power to be delivered to at least one motor. A downhole switch mechanism located in a wellbore, the downhole switch mechanism including an electrical power input for receiving power from an electrical cable and at least two electrical power outputs connected to at least two motors operatively coupled with one or more electric submersible pumps, wherein the downhole switch mechanism is actuated from the surface via the electrical cable and allows power to be delivered to at least one motor of the at least two motors coupled with the one or more electric submersible pumps. A method is also provided. 1. A downhole electric submersible pump system comprising:a plurality of motors operatively coupled on a common shaft with an electric submersible pump; anda downhole switch mechanism for providing an electrical circuit to each motor of the plurality of motors;wherein the downhole switch mechanism allows power to be delivered to at least one motor of the plurality of motors coupled with the electric submersible pump.2. The electric submersible pump system of claim 1 , wherein the downhole switch mechanism is electrically actuated.3. The electric submersible pump system of claim 1 , further comprising an electrical cable providing electrical power to the downhole switch mechanism.4. The electric submersible pump system of claim 1 , wherein the downhole switch mechanism comprises an electrical power input connected to an electrical cable claim 1 , and a plurality of electrical outputs.5. The electric submersible pump system of claim 4 , further comprising respective motor lead extensions extending from the plurality of electrical outputs to each motor of the plurality of motors. ...

HYBRID COOLANT PUMP

A hybrid coolant pump with two modes of operation, an electric motor operation and a mechanical pulley-driven operation. A friction clutch assembly is positioned inside the motor housing and includes a softening spring which minimizes parasitic clutch power consumption. 1. A method of operating a dual mode coolant pump for a vehicle , said coolant pump comprising an impeller shaft with an impeller at one end , an electronic motor drive for rotating said impeller shaft , a mechanical drive for rotating said impeller shaft , a clutch mechanism for engaging and disengaging said mechanical drive from said impeller shaft , and a control system for activating said clutch mechanism , for engaging and disengaging said mechanical drive and for activating and deactivating said electric motor drive; said method of operating said coolant pump comprising:activating said electric motor drive and disengaging said mechanical drive during a first range of operation of said coolant pump;engaging said mechanical drive during a second range of operation of said coolant pump;activating said electric motor drive and disengaging said mechanical drive during a third range of operation of said coolant pump, said third range of operating being an over-drive condition; andwherein said second range of operation is greater than said first range of operation.2. The method as described in wherein said electric motor is a brushless DC motor.3. The method as described in wherein said mechanical drive comprises an engine pulley.4. The method as described in wherein said clutch mechanism is a friction clutch mechanism.5. The method as described in wherein said friction clutch mechanism comprises a carrier member claim 4 , a flux plate member claim 4 , a solenoid member claim 4 , a friction lining carrier member claim 4 , and a spring member.6. The method as described in wherein said spring member is a compression spring member.7. The method as described in wherein said second range of operation ...

COOLANT PUMP WITH ELECTRIC MOTOR DRIVE AND MECHANICAL DRIVE

The invention relates to a coolant pump () having a pump wheel () which is arranged on a pump wheel shaft (); and having a drive device () for the pump wheel (), which drive device has a mechanical drive () and which drive device has an electric-motor drive (), wherein the pump wheel shaft is divided into a driving section () and a driven section (), and an openable and closable clutch () is arranged between the driving section () and the driven section (). 1. A method for operating a dual mode coolant pump for a vehicle engine , said coolant pump comprising an impeller shaft having a driving section and a driven section , an impeller member at one end of said shaft for circulating coolant in said engine , an electric motor drive for rotating said impeller shaft at said driven section , a mechanical drive for rotating said impeller shaft at said driving section , a clutch mechanism for engaging and disengaging said mechanical drive from said impeller shaft , and a control system for activating and deactivating said mechanical drive and said electric motor drive , said method of operating said coolant pump comprising:activating said electric motor drive and deactivating said mechanical drive for pumping coolant through said engine during a first range of impeller rotation speed;activating said mechanical drive and deactiving said electric motor drive for pumping coolant through said engine during a second range of impeller rotation speed;said second range of impeller rotation speed being greater than said first range of impeller rotation speed.2. The method as set forth in wherein said first range of impeller rotation speed is from about 1000 rpm to about 1500 rpm.3. The method as set forth in wherein said second range of impeller rotation is from about 1000 rpm to about 2500 rpm.4. The method as set forth in wherein said electric motor is a brushless DC motor.5. The method as set forth in wherein said mechanical drive comprises a pulley.6. The method as set forth in ...

ELECTRIC MOTOR, IN PARTICULAR RADIATOR FAN MOTOR

An electric motor, in particular a radiator fan motor of a motor vehicle, has a rotor which is mounted such that it can rotate in relation to a stator, a motor mount which has an electronics compartment for accommodating a converter electronics system, and an electronics compartment cover. The electronics compartment cover has a peripheral sealing groove into which a peripheral edge of the electronics compartment engages by way of a corresponding sealing web in order to reliably seal off the electronics compartment. 1. An electric motor , comprising:a stator with a stator-side rotating-field winding;a rotor rotatably mounted with respect to said stator;a motor mount formed with an electronics compartment for accommodating a convertor electronics system, said electronics compartment having openings formed therein wherein winding ends of said stator-side rotating-field winding are introduced into said electronics compartment via sealing elements;said sealing elements each having a comparatively soft seal component and a comparatively hard supporting component, and the respective said sealing element sitting via said soft seal component thereof in the respective said opening.2. The electric motor according to claim 1 , configured as a radiator fan motor of a motor vehicle.3. The electric motor according to claim 1 , wherein said sealing elements consist of a two-component plastic.4. The electric motor according to claim 1 , wherein said comparatively soft seal component of said sealing element is a labyrinth seal.5. The electric motor according to claim 1 , wherein said stator is over-molded by a plastic casing claim 1 , on which a plurality of caulking nubs are integrally formed claim 1 , and wherein said caulking nubs pass through corresponding fixing openings formed on said motor mount and are deformed in order to join said motor mount and said stator.6. The electric motor according to claim 5 , wherein said comparatively hard supporting component of the sealing ...

PUMP WITH EXTERNAL ELECTRICAL COMPONENTS AND RELATED METHODS

A submersible pump and related methods are disclosed herein. The pump assembly includes a pump housing and a motor with a motor housing/cap and an output shaft connected to an impeller that is disposed in a volute. In some forms, a separate power circuit compartment is formed integral to one of the pump housing and/or volute to store power circuitry that allows a DC pump to be used and powered by AC voltage. In other forms, the power circuit compartment is formed separate from the pump assembly and fastened or connect to the pump assembly. In preferred forms, the power circuit compartment is positioned relative to the pump assembly at a point where it will be maintained at least partially within the fluid surrounding the pump to dissipate heat from the power circuit. Numerous methods are also disclosed and contemplated herein. 1. A pump assembly comprising:a housing having an upper portion defining a motor cavity and a lower portion defining a fluid collector;a motor disposed at least partially within the motor cavity;a sealed power circuit enclosure separate and apart from the housing;a power circuit disposed at least partially within the sealed power circuit enclosure; anda conductive cable extending from the sealed power circuit enclosure to the upper portion of the housing to connect the sealed power circuit enclosure to the housing, the conductive cable further electrically connecting the power circuit to the motor to provide electrical power to the motor.2. The pump assembly of wherein the sealed power circuit enclosure is spaced apart from the housing by a support member.3. The pump assembly of wherein the support member connects the sealed power circuit enclosure to the lower portion of the housing.4. The pump assembly of wherein the support member supports the sealed power circuit enclosure away from the housing in an at least partially horizontal direction such that when the pump assembly is submerged in a fluid claim 2 , the fluid enters an area between a ...

SYSTEMS AND METHODS FOR COOLING DATA CENTERS AND OTHER ELECTRONIC EQUIPMENT

Temperature, humidity, and pressure control systems and methods for enclosed spaces, including data centers. In some embodiments, the rotational frequency of the air supply fans is controlled based on a pressure associated with the enclosed space. In some embodiments, the rotational frequency of the air supply fans is controlled based on a pressure differential between an inlet region and an exhaust region within the enclosed space. In some embodiments, air within the inlet region is segregated from air within the exhaust region. In some embodiments, the cooling capacity of the cooling equipment is controlled responsive to a temperature associated with the enclosed space. In some embodiments, the cooling capacity is controlled based on a temperature associated with the inlet region of the enclosed space. In some embodiments, the humidity within the enclosed space is controlled. 1. An environmental control assembly configured to provide a supply air stream to an enclosed space , which includes a hot aisle and a cold aisle , to control at least one characteristic of the supply air stream , and to receive a return air stream from the enclosed space , the environmental control assembly comprising:a fluid drive assembly including a supply fan configured to provide a motive force to the supply air stream, wherein the supply fan is configured to selectively vary a flow rate of the supply air stream;a primary cooling assembly;a supplemental cooling assembly;a differential pressure sensor configured to detect a pressure differential between the hot aisle and the cold aisle;a temperature sensor configured to detect a temperature associated with the enclosed space; anda controller, wherein the controller includes a pressure control portion and a temperature control portion, and further wherein:(i) the pressure control portion is programmed to control a flow rate of the supply air stream, with the supply fan, to maintain a pressure in the hot aisle less than a pressure in the ...

POWER DISTRIBUTION TRAILER FOR AN ELECTRIC DRIVEN HYDRAULIC FRACKING SYSTEM

An electric driven hydraulic fracking system is disclosed. A pump configuration that includes the single VFD, the single shaft electric motor, and the single hydraulic pump that is mounted on the single pump trailer. A power distribution trailer distributes the electric power generated by the power generation system at the power generation voltage level to the single VFD and converts the electric power at a power generation voltage level to a VFD voltage level and controls the operation of the single shaft electric motor and the single hydraulic pump. The power distribution trailer converts the electric power generated by the power generation system at the power generation level to an auxiliary voltage level that is less than the power generation voltage level. The power distribution trailer distributes the electric power at the auxiliary voltage level to the single VFD that controls an operation of the of the auxiliary systems. 1. An electric driven hydraulic fracking system that pumps a fracking media into a fracking well to execute a fracking operation to extract a fluid from the fracking well , comprising:a power distribution trailer that is configured to receive electric power from a power generation system at a power generation voltage level, wherein the electric power generated at the power generation voltage level is a voltage level that the power generation system is capable to generate; and convert the electric power generated by the power generation system at the power generation voltage level to an auxiliary voltage level that is less than the power generation voltage level,', 'distribute the electric power at the auxiliary voltage level to a Variable Frequency Drive (VFD), wherein the electric power at the auxiliary voltage level enables the VFD to execute operations without the distribution of the electric power generated at the power generation voltage level to the VFD, and', 'distribute the electric power at the auxiliary voltage level to a plurality ...

Fan With Support For Mosquito Coil

A fan with support for a mosquito coil includes a housing having an open front end and an open rear end. A fan assembly is secured to the open front end of the housing. The fan assembly includes a fan blade, a battery powered fan motor, a blade guard, and a control panel. The open rear end of the housing includes a pair of channels that extend toward the open front end of the housing. The channels are sized to receive and support a mosquito coil within the housing. When the fan is activated via the control panel, air is drawn through the open rear end of the housing, around the mosquito coil, and expelled through the open front end of the housing. In this way, the fan spreads the airborne mosquito coil material to the surrounding area, increasing the effectiveness of the mosquito coil. 1) A fan and mosquito coil support device , comprising:a housing having an open front end and an open rear end;a fan assembly secured to the open front end of the housing, the fan assembly comprising a fan blade operably connected to a battery powered fan motor, a blade guard, and a control panel operably connected to the fan motor;a pair of channels extending from the open rear end of the housing toward the front end of the housing;wherein each channel of the pair of channels is configured to receive and support a mosquito coil within the housing.2) The fan and mosquito coil support device of claim 1 , further comprising a front support integral with the fan assembly and a rear support affixed to a rear end of the housing.3) The fan and mosquito coil support device of claim 2 , wherein the rear support comprises an arcuate member having a pair of opposing support legs curving downwardly from an upper end that is secured to the housing via one or more fasteners.4) The fan and mosquito coil support device of claim 1 , further comprising a handle.5) The fan and mosquito coil support device of claim 4 , wherein the handle comprises a flexible strap that having a first end affixed to the ...

Fluid Flow Power Delivery System

A system of recycling power from flowing fluids, uses a fluid pump, e.g., a water pump or an air pump, driven from a power source to create a flow. A fluid movement recycling device, is located in the path of the fluid flow, such that the fluid flowing causes the fluid movement recycling device to rotate. A DC motor, receives the rotation from the fluid movement rotating device, and produces an output of DC power, which charges a battery that itself is used to drive the fluid pump. 1. A system of recycling power from flowing fluids , comprising:a fluid pump, driven from a power source to create a flow of fluids;a fluid movement recycling device, located in the path of the fluid flow, such that the fluid flowing causes the fluid movement recycling device to rotate;a DC motor, receiving the rotation from the fluid movement rotating device, and producing an output of DC power; anda battery, receiving and being charged by the DC power,wherein an output of the battery is used to drive the fluid pump.2. The system as in claim 1 , wherein the fluid pump is a water pump.3. The system as in claim 1 , wherein the fluid pump is an air pump.4. The system as in claim 1 , wherein the fluid moving recycling device includes propellers which move based on the flow of fluid.5. The system as in claim 2 , wherein the fluid movement recycling device comprises a waterwheel claim 2 , located in a chamber claim 2 , and producing rotational motion which is coupled via a watertight connection to the DC motor claim 2 , where the DC motor is located outside the chamber.6. The system as in claim 5 , wherein the waterwheel takes up between 10 and 60% of the volume through which the water flows. Many modern devices consume power in order to create a forced fluid flow.It is desirable to use regenerate as much of the energy as possible.The inventor recognized a number of drawbacks with the current systems.Embodiments describe creating DC power for, charging battery packs from flowing fluid systems. ...

Heat Collecting Pump and Domestic Appliance

A heat collecting pump includes: a flow guide member, including a flow guide body and a flow guide blade, wherein the flow guide blade is disposed on an outer peripheral wall of the flow guide body; a heating member, disposed on a periphery of the flow guide member and spaced apart from the flow guide blade. The flow guide blade enables water to flow along the outer peripheral wall of the flow guide body to form a first whirlwind flow and to further form a second whirlwind flow in a gap between the heating member and the flow guide blade. Projections of velocity directions of the first whirlwind flow and the second whirlwind flow on a reference plane perpendicular to the axial direction of the flow guide body are in opposite directions; and the second whirlwind flow removes bubbles gathered on the heating member. 1. A heat collecting pump , comprising:a flow guide member, comprising a flow guide body and at least one flow guide blade, wherein the at least one flow guide blade is disposed on an outer peripheral wall of the flow guide body;a heating member, disposed on a periphery of the flow guide member and spaced apart from the flow guide blade along a radial direction of the flow guide body;wherein the flow guide blade is configured to enable water to flow along the outer peripheral wall of the flow guide body to form a first whirlwind flow and to further form a second whirlwind flow in a gap between the heating member and the flow guide blade;a velocity direction of the first whirlwind flow is projected on a reference plane perpendicular to an axial direction of the flow guide body, generating a first projection; a velocity direction of the second whirlwind flow is projected on the reference plane perpendicular to the axial direction of the flow guide body, generating a second projection;the first projection and the second projection are in opposite directions; andthe second whirlwind flow is configured to remove bubbles gathered on the heating member.2. The heat ...

ELECTRIC WATER PUMP WITH COOLANT PASSAGE

An electric water pump includes an electric motor having a stator which generates an electromagnetic field by control signals supplied from a driver and a rotor which rotates by the electromagnetic field generated by the stator. An impeller is connected to and rotates with the rotor to circulate a coolant. An inside space of the electric water pump may include a motor room in which the electric motor is disposed, a volute room in which the impeller is positioned, and a pump driver room in which the pump driver is positioned. 1. An electric water pump comprising:an electric motor having a stator which generates an electromagnetic field by control signals supplied from a pump driver, and a rotor which rotates by the electromagnetic field generated by the stator; andan impeller connected to and rotating with the rotor to circulate a coolant, a motor room in which the electric motor is disposed:', 'a volute room in which the impeller is disposed: and', 'a pump driver room in which the pump driver is disposed., 'wherein an inside space of the electric water pump includes2. The electric water pump of claim 1 , further comprising:a bulkhead separating the motor room and the pump driver room such that the motor room and the pump driver room are sealed with each other by the bulkhead;a separation wall separately forming a rotor room in the motor room to isolate the rotor from the motor room;a cap mounted at a front surface of the bulkhead to support one end of the separation wall; anda cap room formed in the bulkhead such that the cap room is closed and sealed with respect to the motor room by the cap.3. The electric water pump of claim 2 , further comprising:a first cooling passage formed in one side of a water pump housing or a motor room cover for sealing the motor room from outside;a second cooling passage of which one end is connected to the first cooling passage, the second cooling passage penetrating the bulkhead and the cap room; anda third cooling passage connected ...

POWER DISTRIBUTION TRAILER FOR AN ELECTRIC DRIVEN HYDRAULIC FRACKING SYSTEM

An electric driven hydraulic fracking system is disclosed. A pump configuration that includes the single VFD, the single shaft electric motor, and the single hydraulic pump that is mounted on the single pump trailer. A power distribution trailer distributes the electric power generated by the power generation system at the power generation voltage level to the single VFD and converts the electric power at a power generation voltage level to a VFD voltage level and controls the operation of the single shaft electric motor and the single hydraulic pump. The power distribution trailer converts the electric power generated by the power generation system at the power generation level to an auxiliary voltage level that is less than the power generation voltage level. The power distribution trailer distributes the electric power at the auxiliary voltage level to the single VFD that controls an operation of the of the auxiliary systems. 120.-. (canceled)21. An electric driven hydraulic fracking system pumps a fracking media into a fracking well to execute a fracking operation to extract a fluid from the fracking well , comprising:a power generation system that is configured to generate electric power at a power generation voltage level; distribute the electric power generated by the power generation system at the power generation voltage level to a VFD, wherein the VFD converts the electric power at the power generation level to a VFD voltage level to control an operation of an electric motor and a hydraulic pump,', 'convert the electric power generated by the power generation system at the power generation voltage level to a plurality of different voltage levels that is less than the power generation voltage level, and', 'distribute the electric power at each different voltage level to a corresponding system from a plurality of systems included in the electric driven hydraulic fracking system, wherein the electric power at each different voltage level controls an operation ...

FLUID PUMP AND PROCESS

An electric fluid pump may include a pump housing and an electric motor arranged therein. A rotor of the electric motor may have a rotor shaft and may be mounted in a rotatable manner in a stator body, which may have a stator embedded at least regionally therein. The pump housing may be subdivided into a dry and a wet region containing the rotor. The rotor shaft may be mounted on a bottom side in the pump housing and may be connected in terms of drive to a pump impeller on a pump-impeller side, facing away from the bottom side, of the pump housing. The pump housing may have, on the pump-impeller side, an aperture out of which the rotor shaft may project. The pump housing may have an internal first bearing collar arranged around the aperture, wherein the dry region may be located radially around the first bearing collar, and wherein an outside diameter of the first bearing collar may be less than a maximum diameter of the rotor. 1. An electric fluid pump comprising:a pump housing; andan electric motor arranged in the pump housing;wherein a rotor of the electric motor has a rotor shaft and is mounted in a rotatable manner in a stator body, which has a stator embedded at least regionally in the stator body;wherein the pump housing is subdivided into a dry region and into a wet region containing the rotor;wherein the rotor shaft is mounted on a bottom side in the pump housing and is connected in terms of drive to a pump impeller on a pump-impeller side, facing away from the bottom side, of the pump housing;wherein the pump housing has, on the pump-impeller side, an aperture out of which the rotor shaft projects; andwherein the pump housing has an internal first bearing collar arranged around the aperture, wherein the dry region is located radially around the first bearing collar, and wherein an outside diameter of the first bearing collar is less than a maximum diameter of the rotor.2. The fluid pump according to claim 1 , wherein the first bearing collar is formed ...

Method for assembling a water pump

Method to assemble a water pump with an impeller driven by an electrical machine comprising a housing cap and a volute with an inlet and an outlet and a boot hosting a stator and a rotor of the electrical machine and an electronic board mounted at the side apart from the impeller and covered by the cap housing, the boot having a radial extending rim comprising at least slots defined by the following steps: connecting the volute to the boot by inserting axial hooks in the boot's slots, twisting the volute versus the boot to fix the axial hooks, inserting radial hooks of the cap housing in the same slots.

PUMP ASSEMBLY

A pump assembly includes an electrical drive motor, at least one impeller () which is rotatingly driven by the electrical drive motor as well as a control device () which activates the drive motor. The control device () is configured such that the control device () selectively activates the drive motor in at least one first or a second operating mode. In a first operating mode, the drive motor is activated by the control device () such that a rotor () of the drive motor continuously rotates. In the second operating mode the drive motor is controlled by the control device () such that the rotor () of the drive motor is moved further stepwise manner in at least one selected angular step of preferably smaller than 360°. 1. A pump assembly comprising:an electrical drive motor;at least one impeller which is rotatingly driven by the electrical drive motor; anda control device which activates the drive motor, wherein the control device is configured to selectively activate the drive motor in at least one first operating mode or in a second operating mode, wherein in the first operating mode, the drive motor is activated by the control device such that a rotor of the drive motor continuously rotates for producing a flow and a pressure at the impeller, and in the second operating mode, the drive motor is controlled by the control device such that the rotor of the drive motor is moved further stepwise in at least one selected angular step for reaching a certain angular position.2. A pump assembly according to claim 1 , wherein the control device is configured such that the drive motor rotates at higher angular speed in the first operating mode than in the second operating mode.3. A pump assembly according to claim 1 , wherein the control device is configured such that in the first operating mode claim 1 , the drive motor in is speed adjustable and closed-loop controllable.4. A pump assembly according to claim 1 , wherein the control device is configured such that in the ...

Pump assembly

A pump assembly includes at least one rotatingly driven impeller ( 14 ) and at least one valve element ( 18 ) which is rotatable about a rotation axis (X) between at least two switching positions. The valve element ( 18 ) includes a first face side ( 22 ) which extends transversely to the rotation axis of the valve element. A suction opening ( 24 ), which is engaged with a suction port ( 26 ) of the impeller ( 14 ), is formed in this first face side in a central region. The first face side ( 22 ) includes a pressure surface which surrounds the suction opening ( 24 ) and is adjacent to a delivery chamber ( 28 ) which surrounds the impeller ( 14 ).

ELECTRIC DRIVEN HYDRAULIC FRACKING SYSTEM

An electric driven hydraulic fracking system is disclosed. A pump configuration that includes the single VFD, the single shaft electric motor, and the single hydraulic pump that is mounted on the single pump trailer. The single VFD converts the electric power of at least 13.8 kV to a VFD rated voltage level of at least 4160V and drives the single shaft electric motor at the VFD voltage level of up to 4160V to control the operation of the single shaft electric motor and the single hydraulic pump. The single shaft electric motor drives the single hydraulic pump with the rotation at the rated RPM level of at least 750 RPM. The single hydraulic pump continuously pumps the fracking media into the well at the HP level of at least 5000 HP. The single hydraulic pump operates on a continuous duty cycle to continuously pump the fracking media at the HP level of at least 5000 HP. 1. An electric driven hydraulic fracking system that pumps a fracking media into a well to execute a fracking operation to extract a fluid from the well , comprising:a power generation system that is configured to generate electric power at a power generation level and a power generation voltage level;a power distribution trailer that is configured to distribute the electric power generated by power generation system at the power generation level and the power generation voltage level to a Variable Frequency Drive (VFD); and the VFD is configured to convert the electric power at the power generation voltage level distributed from the power distribution trailer to a VFD voltage level and drive the electric motor that is associated with the VFD at the VFD voltage level to control the operation of the electric motor to drive the hydraulic pump, wherein the VFD voltage level is a voltage level that is required to drive the electric motor,', 'the electric motor is configured to rotate at a RPM level based on the VFD voltage as provided by the VFD and to drive the hydraulic pump with the rotation at the RPM ...

Compression spring members

Compression spring members, particularly for friction clutch assemblies. The compression spring members include a plurality of deformable members and where the amount of force necessary to compress the spring member lessens over displacement once a peak amount of force is reached. The compression spring members can comprise a plurality of buckling beam spring members, a plurality of connecting members, or the like. One or more ring members can be provided for attachment to the connecting members. The friction clutch assembly is preferably used for a hybrid coolant pump with two modes of operation, an electric motor operation and a mechanical pulley-driven operation.

MOTOR INTEGRATED WITH CONTROL UNIT AND WATER PUMP HAVING THE SAME

Provided are a motor integrated with a control unit, in which a motor unit and the control unit are efficiently cooled by allowing heat generated from the motor unit to be radiated from the motor unit, and heat generated from the control unit including a control board to be radiated from the control unit, respectively, and a water pump having the same. 1. A motor integrated with a control unit comprising:a motor unit including a stator, a motor housing having the stator disposed therein and fixed thereto and a rotor rotatably disposed in the stator in a radial direction;a control unit housing coupled to a bottom portion of the motor housing and having a central portion vertically open to form an empty space;a control board disposed in the control unit housing and fixed thereto, and having a first contact portion formed on a bottom surface thereof; anda control unit cover having a second contact portion formed on a top surface thereof and a heat sink formed on a bottom surface thereof and exposed to the outside, the second contact portion and the heat sink being connected to each other by a connecting portion, and coupled to a bottom portion of the control unit housing, thereby allowing the second contact portion to be in contact with the first contact portion of the control board.2. The motor integrated with a control unit of claim 1 , wherein the control unit housing has a protrusion protruding from an inner circumferential surface thereof claim 1 , and the control board is supported and fixed to a bottom end of the protrusion.3. The motor integrated with a control unit of claim 2 , wherein the control unit housing has a first connector pin protruding upward from a top surface of the protrusion and a second connector pin protruding downward from a bottom surface of the protrusion claim 2 , the first connector pin and the second connector pin being connected to each other claim 2 ,the motor unit has terminals connected to coils of the stator and drawn out of the ...

Mounting pocket for remote equipment monitoring device

A mounting pocket is provided for attaching a monitoring device to a pump bearing frame. The mounting pocket includes a recessed area located on an external side of the pump bearing frame, a flat surface within the recessed area; and at least four threaded mounting holes extending into the flat surface. At least a part of the drive bearing portion has a reduced radial wall thickness adjacent the flat surface. The threaded mounting holes are configured to receive threaded bolts from the monitoring device to secure the flat surface against a rear surface of the monitoring device. The flat surface is configured to transfer at least one of vibration or thermal energy from the pump bearing frame through the flat surface to the monitoring device.

PUMP ASSEMBLY WITH RAPID ASSEMBLY

A centrifugal pump assembly with an electric motor arranged in a stator housing, in which a box, containing an electrical board, is arranged at one end of the stator housing, includes an intermediate element between the motor and the box, being complementary, on one side, to the stator housing and, on the other side, to the box. The intermediate element is a covering and/or connecting element. 1. A centrifugal pump assembly , with an electric motor ,arranged in a stator housing, in which a box, containing an electrical board, is arranged at one end of said stator housing, the centrifugal pump assembly comprising an intermediate element between said motor and said box, adapted to be integral therewith, being complementary, on one side, to said stator housing and, on another side, to said box.2. The centrifugal pump assembly according to claim 1 , wherein said intermediate element is a tubular covering and/or a connecting element.3. The centrifugal pump assembly according to claim 2 , wherein said tubular covering and/or said connecting element is provided with components adapted to be complementary claim 2 , on one side claim 2 , to components of said electrical box and claim 2 , on the other side claim 2 , to components of said stator housing claim 2 , generating couplings by interlocking with interference.4. The centrifugal pump assembly according to claim 2 , wherein said covering and/or said connecting element is provided with seats and/or holes adapted for the insertion of protrusions claim 2 , of a lateral surface of said box claim 2 , generating an interlock.5. The centrifugal pump assembly according to claim 2 , wherein said covering and/or said connecting element is provided with teeth claim 2 , on an internal tubular surface claim 2 , adapted to generate an interference with projections of an outer lateral surface of the stator housing.6. The centrifugal pump assembly according to claim 1 , wherein said box has a cylindrical extension and an end lid.7. The ...

PUMP ASSEMBLY WITH USER-ACCESSIBLE WET REGION

A centrifugal pump assembly, with an electric motor, arranged in a stator housing, wherein a box, containing an electrical board and closed at the free end by a lid, is arranged at an axial end of the stator housing. The pump assembly includes a wet region, further having a plug which has, at one end, a contour adapted to enter a hole connected to the wet region, acting as a flow control element, and, at the other end, a head adapted to be easily accessible to the user. The plug has such a length that the outer surface of the head is at a level that is proximate to the level of the lid of the box in a closed configuration. 1. A centrifugal pump assembly , with an electric motor , arranged in a stator housing , wherein a box , containing an electrical board and closed at a free end by a lid , is arranged at an axial end of said stator housing , said centrifugal pump assembly comprising a wet region , and further comprising a plug which has , at one end , a contour adapted to enter a hole connected to said wet region , acting as a flow control element , and , at another end , a head adapted to be easily accessible to the user , said plug having such a length that an outer surface of said head is at a level that is proximate to the level of the lid of said box in a closed configuration.2. The centrifugal pump assembly according to claim 1 , wherein said plug has an intermediate section having dimensions similar to dimensions of said head.3. The centrifugal pump assembly according to claim 1 , wherein said plug has a plug covering element adapted to hide the presence of said plug.4. The centrifugal pump assembly according to claim 1 , wherein said contour comprises a disk-like end element which continues in the hole claim 1 , connected to said wet region claim 1 , with a threaded element.5. The centrifugal pump assembly according to claim 1 , wherein said head is disk-shaped and has a notch adapted for insertion of a tip of a screwdriver.6. The centrifugal pump assembly ...

HIGH EFFICIENCY HYDRONIC CIRCULATOR WITH SENSORS

A highly efficient circulator system is provided, useful for hydronic systems, including both heating and cooling systems. The stand-alone circulator motor is controllable by input from certain sensors, preferably thermal sensors, which provide data enabling the controller of the brushless pump motor to vary its flow output to meet changes in systems loads. The circulator has a ceramic permanent magnet rotor, such as a ferrite, with an electronically, preferably sinusoidally, commutated, electro-magnetic stator controlling the input of electrical power. 1. In a stand-alone , wet rotor circulator for a hydronic system , the circulator comprising a centrifugal impeller and an electrically-powered variable frequency DC motor operationally connected to the centrifugal impeller to drive the impeller , the variable frequency DC motor comprising a permanent magnet rotor and a system of stator coils powered by a variable DC current; an electronic control system , electrically connected to the stator coils of the motor , the electronic system comprising a rectifier , for rectifying AC current to DC current , an electronic commutation system and an electronic variable frequency drive (“VFD”) control system , for controlling the speed of the motor by producing an artificial variable voltage frequency for the rectified DC current from the rectifier , for powering the pump motor , an electrical data signal connection to receive data signals reflecting the output of a thermostatic sensor , an operational connection from the electrical data signal connection to the VFD to pass any data signals to the VFD , and an electrical circuit connection between the rectifier portion of the control system and a source of AC current;the improvement comprising: the permanent magnet rotor being formed of a ferrite magnet; the rectified DC voltage being maintained at the native voltage of the AC current, and an IGBT power module for converting the DC current to a sinusoidally varying DC voltage ...

Apparatus for Electrically Powered Water Feature

Apparatus for an electrically powered fluid feature comprises a unit including a fluid pump and a rechargeable power source arranged to provide power to the pump for operation of the fluid feature. The power source may be rechargeable via electrical contacts. The unit may comprise upper and lower housing portions that are separable to allow cleaning, replacement or recycling of components. The unit may be removably installed in a reservoir, which is supported within a container by adjustable supports. 1. Apparatus for an electrically powered fluid feature , comprising a unit including a housing containing a pump and a rechargeable power source arranged to provide power to the pump for operation of the fluid feature; wherein waterproof electrical contacts for recharging the power source are provided on an external surface of the housing.2. Apparatus of claim 1 , including a magnetic coupling arranged to hold the electrical contacts of the unit in electrical contact with corresponding electrical contacts external to the unit.3. Apparatus of claim 1 , wherein the electrical contacts of the unit are provided in an upper portion of the housing claim 1 , and wherein the unit further includes a lower housing portion removably attached or attachable to the upper housing portion.4. Apparatus of claim 3 , wherein a controller for controlling operation of the unit is provided within the upper housing portion claim 3 , and wherein the controller is sealed in one or more compartments within the upper housing portion.5. Apparatus of claim 4 , wherein the electrical contacts of the unit are sealed into the upper housing portion.6. Apparatus of claim 3 , wherein the unit includes a user interface connected to the controller so as to control an operational state of the unit.7. Apparatus of claim 3 , wherein the rechargeable power source comprises one or more rechargeable cells or batteries sealed within one or more power source compartments in the lower housing portion.8. Apparatus ...

PUMP, ASSOCIATED ELECTRIC MACHINE AND ASSOCIATED METHOD

A pumping device for pumping a fluid is provided. The pumping device includes a pump and a power housing. At least a portion of the pump is positioned within the power housing. The pumping device also includes a first motor and a second motor. The first motor is operably connected to the pump and adapted to provide energy to the pump. At least a portion of the first motor is positioned within the power housing. The second motor is operably connected to the pump and adapted to provide energy to the pump. At least a portion of the second motor is positioned within the power housing. 1. A propulsion system for a pump for removing fluid collected from the subterranean surface adjacent a building , the system comprising:a housing operably connectable to the pump;a first motor operably connected to the pump and adapted to provide energy to the pump, at least a portion of the first motor positioned within the power housing; anda second motor operably connected to the pump and adapted to provide energy to the pump, at least a portion of the first motor positioned within the power housing.2. The propulsion system according to claim 1 , wherein at least one of the first motor and the second motor is adapted to be operably connectable to one of AC power claim 1 , DC power claim 1 , water pressure claim 1 , a water reservoir claim 1 , batteries of various voltage claim 1 , DC solar power claim 1 , DC wind turbine power claim 1 , AC wind turbine power claim 1 , DC wind turbine power claim 1 , AC wind turbine power claim 1 , and AC power.3. The propulsion system according to claim 1 , wherein at least one of the first motor and the second motor is one of an induction motor claim 1 , a permanent magnet motor claim 1 , a switched reluctance motor claim 1 , an ECM motor and an axial flux motor.4. The propulsion system according to claim 1 , wherein at least one of the first motor and the second motor is adapted to operate at variable speeds.5. The propulsion system according to ...

ELECTRIC DRIVEN HYDRAULIC FRACKING OPERATION

Certain embodiments of the present application relate to a variable frequency drive (VFD) cabin for a pump configuration including a mobile trailer on which the VFD cabin is to be mounted. The VFD cabin generally includes a medium-voltage VFD and a ventilation system. In certain embodiments, the ventilation system is configured to generate an overpressure condition within the cabin to discourage the entry of dust and debris into the cabin. In certain embodiments, one or more components of the medium-voltage VFD are coupled to the floor of the cabin via a vibration damping system. In certain embodiments, the VFD cabin may be directly coupled to a chassis of the mobile trailer without an intervening suspension being provided between the VFD cabin and the chassis. 1. A pump configuration for a fracking operation , the pump configuration comprising:a cabin having a cabin floor, a cabin cap coupled to the cabin floor to at least partially enclose a cabin interior of the cabin, an intake port formed in one end of the cabin, an exhaust port formed in another end of the cabin opposite the one end, and an internal wall disposed between the intake port and the exhaust port;a medium-voltage variable frequency drive (VFD) positioned within the cabin interior of the cabin to receive electric power at an initial voltage level and convert the electric power from the initial voltage level to electric power at a VFD voltage level, wherein the medium-voltage VFD includes a power cell assembly and a transformer assembly;an electric motor coupled to the medium-voltage VFD to receive the electric power at the VFD voltage level from the medium-voltage VFD and operate based on the electric power at the VFD voltage level; anda hydraulic pump coupled to the electric motor to continuously pump fracking media in response to operation of the electric motor,wherein:the power cell assembly is arranged between the intake port and the internal wall,the transformer assembly is arranged between the ...

Method for finding a target conveying capacity of a pumping system

A method of finding a target conveying capacity of a pumping includes a temperature-control flow through a temperature-control channel carried out according to a control variable by using a throttle as an actuating element such that a temperature-control volume flow remains substantially constant. A conveying flow of the pumping system is measured, and a pump starting from a starting conveying capacity independent of the control of the temperature-control volume flow is driven such that a conveying capacity of the pumping system is reduced to a reduced conveying capacity. Then, a check is made to find whether the conveying flow remains substantially constant and, if this is the case, the reduced conveying capacity is determined to be the target conveying capacity or. If this is not the case despite the control of the temperature-control volume flow, the starting conveying capacity is determined to be the target conveying capacity.

WATER SUPPLY SYSTEM

A water supply system includes a water inlet connection (), a water outlet connection (), a centrifugal pump (), an electric motor (), an electrical/electronic control and a diaphragm tank (). The centrifugal pump () and the diaphragm tank () are arranged above one another and are connected to one another via a construction unit (). The construction unit () includes the water connections (), the conduit connections between the water connections () and the pump (), as well as a threaded connection piece () for the diaphragm tank (). 1. A water supply system comprising:a water inlet connection;a water outlet connection;a centrifugal pump;an electric motor with an electrical/electronic control; anda diaphragm tank, wherein the centrifugal pump and the diaphragm tank are arranged above one another and are connected to one another via a construction unit which comprises the water inlet connection, the water outlet connection and conduit connections between the water inlet connection, the water outlet connection and the pump, as well as a connection for the diaphragm tank.2. A water supply system according to claim 1 , wherein the construction unit further comprises part of the pump casing defining a suction port of the pump.3. A water supply system according to claim 1 , wherein the construction unit further comprises a water discharge opening.4. A water supply system according to claim 1 , wherein the construction unit is configured as a single-piece plastic injection molded component.5. A water supply system according to claim 1 , wherein the construction unit further comprises means for self-priming.6. A water supply system according to claim 1 , wherein the construction unit further comprises a check valve arranged in a conduit section between a pump casing part and the water outlet connection and/or the connection for the diaphragm tank.7. A water supply system according to claim 6 , wherein conduit section for receiving the check valve connects radially onto the ...

Inflation pump box with detachable power supply

An inflation pump box with a detachable power supply comprising a box housing and a battery pack connected to a surface of the box housing, wherein the surface of the box housing is provided with a cavity which is internally provided with a connection block connected to the box housing, a snap-in plate is detachably connected above the connection block, the center of the snap-in plate is provided with a battery chamber for installing the battery pack, slideways for enabling the battery pack to slide are provided on two sides of the battery chamber, a lock bar for fixing the battery pack is provided in front of the battery chamber, a lock block is provided in the center of the battery chamber, and the lock block is internally connected to a contact sheet which is detachably fitted and connected to the battery pack. The box is convenient for the user.

DUAL SPEED MOTOR CONTROLLER AND METHOD OF OPERATION

A two-speed motor is mounted in a housing with an end cap. The end cap has a tubular structure defining an interior space, including an open first end connectable to the motor casing. The second end includes at least one planar surface and at least one air grate configured to permit airflow into and/or out of the interior space. A dual speed pump controller includes a motor controller for operating the dual speed motor. The controller includes an operating speed circuit for operating the motor in one of a first speed or a second speed, the first speed being greater than the second speed; an event circuit for operating the motor at the first speed before a predetermined event and operating the pump at the second speed after the predetermined event. 1. A motor assembly , comprising:a housing having an interior with a first portion and a second portion;a motor capable of operating at more than one speed mounted within the first portion of the housing and a motor controller adapted to control operation of the motor, electrically coupled to the motor, and mounted within the second portion of the housing, the second portion of the housing including an air flow opening structure to permit air flow communication into and out of the second portion;the motor controller including an operating speed circuit configured or programmed to automatically cause the motor to operate at more than one speed, based on the occurrence of a selected event;the motor, air flow opening structure and housing adapted and configured to generate a directional air flow within the second portion of the housing as the motor operates, wherein the directional airflow generated by operating the motor will flow into the second portion of the interior, past the motor controller, then out of the interior.2. The motor assembly of claim 1 , wherein the motor controller comprises a timing circuit and the event is the expiration of a pre-set period of time claim 1 , the motor controller adapted to cause the ...

Cordless Fluid Pump

A fluid pump having a housing with a fluid input and a fluid output, a removable power tool battery pack disposed within the housing, a motor disposed within the housing and electrically connected to the power tool battery pack, and an impeller driven by the motor for drawing fluid through an input opening and into an output opening. The fluid pump may be partially buoyant when placed in a fluid. 1: A fluid pump comprising:a housing with a fluid input and a fluid output,a removable power tool battery pack disposed within the housing,a motor disposed within the housing and electrically connected to the power tool battery pack, andan impeller driven by the motor for drawing fluid through an input opening and into an output opening,wherein the fluid pump is partially buoyant when placed in a fluid.2: The fluid pump of claim 1 , wherein the housing has a cavity.3: The fluid pump of claim 2 , wherein the power tool battery pack is disposable within the cavity.4: The fluid pump of claim 2 , wherein the housing further comprises a lid.5: The fluid pump of claim 4 , wherein the lid defines a limit of the cavity.6: The fluid pump of claim 1 , wherein the housing may support a removable screen disposed by the fluid input.7: The fluid pump of claim 1 , further comprising a motor controller connected to the motor for controlling the motor.8: The fluid pump of claim 7 , further comprising a current sensor connected to the motor for measuring motor current.9: The fluid pump of claim 8 , wherein the current sensor provides motor current data to the motor controller.10: The fluid pump of claim 9 , wherein the motor controller turns off the motor if the motor current is below a predetermined threshold.11: The fluid pump of claim 9 , wherein the motor controller turns on the motor if the motor current is above a predetermined threshold.12: The fluid pump of claim 9 , wherein the motor controller calculates motor torque from the motor current data.13: The fluid pump of claim 12 , ...

SUBMERSIBLE PUMP

A submersible pump comprising a pump body and a top cover, wherein the pump body is detachably connected to the top cover, and it is sealed and isolated between the inside of the pump body and the inside of the top cover; the submersible pump also comprises a battery for powering the submersible pump and the battery is provided within the top cover. The submersible pump described in the disclosure is easy to use and carry. 1. A submersible pump , comprising a pump body and a top cover , wherein the pump body is detachably connected to the top cover , and it is sealed and isolated between the inside of the pump body and the inside of the top cover; andthe submersible pump also comprises a battery for powering the submersible pump, and the battery is provided within the top cover.2. The submersible pump according to claim 1 , further comprising a battery box claim 1 , wherein the battery box is provided within the top cover and the battery is embedded in the battery box.3. The submersible pump according to claim 2 , wherein the battery box comprises a battery box body with an opening claim 2 , a battery box cover and a first screw; a first hollow stud is arranged on an inner surface of the top cover; anda first screw hole is arranged on the battery box body and a second screw hole is arranged on the battery box cover, wherein the first screw passes through the second screw hole and the first screw hole to threadedly connect with the first hollow stud; ora first screw hole is arranged on the battery box body, wherein the first screw passes through the first screw hole to threadedly connect with the first hollow stud, and the battery box cover is fit with the batter box body by snap-fit connection.4. The submersible pump according to claim 3 , wherein a second hollow stud is provided on the outer sidewall of the battery box body claim 3 , the first screw hole is arranged on the center of the second hollow stud claim 3 , and the first screw is capable of engaging with ...

PORTABLE WATER FILTRATION APPARATUS

A portable water filtration apparatus has a top panel, a mounting surface, an electric pump mounted to the mounting surface, at least one filter, and at least one filter housing coupled to the top panel, with the at least one filter filtering water from the pump. The portable filtration apparatus has a housing, such as a bucket, to fully contain the components and which may be used for collecting either filtered or unfiltered water. 1. A portable water filtration apparatus , comprising:a top panel;a mounting surface extending vertically downward from the top panel;an electric pump mounted on the mounting surface;one or more filter couplers coupleable to the top panel; andone or more filters housings coupleable to the one or more filter couplers, the one or more filter housings comprising one or more filters.2. The portable water filtration apparatus of claim 1 , further comprising a housing claim 1 , the top panel claim 1 , mounting surface claim 1 , and filter housings sized and configured to be received within the housing.3. The portable water filtration apparatus of claim 1 , wherein the electric pump is battery operated.4. The portable water filtration apparatus of claim 3 , further comprising solar panels.5. The portable water filtration apparatus of claim 1 , further comprising a handle coupled to the top panel using pivot couplers claim 1 , the pivot couplers allowing the handle to pivot 90 degrees so as to lay flat on the top panel.6. The portable water filtration apparatus of claim 1 , further comprising an adjustable leg coupled to a bottom surface of the mounting surface.7. The portable water filtration apparatus of claim 1 , wherein the one or more filter housings comprise threaded ends to couple to the one or more filter couplers.8. A portable water filtration apparatus claim 1 , comprising:a top panel with a handle, the handle coupleable to the top panel via pivot couplers;a mounting surface coupled to the top panel and extending vertically downward ...

ELECTRIC DRIVE MOTOR, WET ROTOR PUMP AND HOUSEHOLD APPLIANCE

An electric drive motor has a stator with at least one electrically energizable stator winding, and a rotor which is mounted in a rotationally driveable manner in the field of the at least one stator winding so as to leave free an annular gap. The motor also has a motor shaft and a magnet carrier which is arranged coaxially in relation to the motor shaft and has at least one permanent magnet which is arranged on an outer periphery of the magnet carrier. The motor shaft and the magnet carrier are of integral design by way of the motor shaft and the magnet carrier being jointly produced from an individual starting metal sheet by shaping to form an integrally shaped rotor body. There is also described a wet-rotor pump and a domestic appliance having an electric drive motor of this kind. 114-. (canceled)15. An electric drive motor , comprising:a stator with at least one electrically-actuatable stator winding;rotor rotatably mounted in a field of said stator winding and leaving free an annular gap;a motor shaft and a magnet carrier, said magnet carrier being arranged coaxially in relation to said motor shaft and having at least one permanent magnet arranged on an outer periphery of said magnet carrier;said motor shaft and said magnet carrier being integrally formed in one piece, with said motor shaft and said magnet carrier being jointly produced from a single initial metal sheet formed into an integrally shaped rotor body.16. The electric drive motor according to claim 15 , wherein said integrally shaped rotor body has a motor shaft section formed by deep drawing and a magnet carrier section formed by deep drawing.17. The electric drive motor according to claim 16 , wherein said integrally shaped rotor body has a connecting section formed by deep drawing claim 16 , and said connecting section connects said motor shaft section to said magnet carrier section as an integral design.18. The electric drive motor according to claim 17 , wherein said motor shaft section is ...

Self-Contained Cooler Enhancement Device and System

A system and device for enhancing the cooling of items in a cooler by circulating fluid substance within the cooler. The device is waterproof and comprises a power source operably coupled to a controller and a motor. The controller is configured to transmit power to the motor. A rotating mechanism is operably coupled to the motor such that the motor provides rotatable power to the rotating mechanism. The rotating mechanism is positioned on the device between a first position and a second position. An inlet is positioned at or near the first position and an outlet positioned at or near the second position. The device is configured for a fluid substance to enter the device through the inlet and exit the device through the outlet. The fluid substance exits the device at a higher rate than that of entry. The inlet is positioned at a lower portion of the device. 1. A device for enhancing cooling of items within a cooler , comprising:a power source operably coupled to a controller and motor, the controller configured to transmit power to the motor;a rotating mechanism operably coupled to the motor, the motor providing rotatable power to the rotating mechanism, the rotating mechanism positioned on the device between a first position and a second position;an inlet positioned at or near the first position; andan outlet positioned at or near the second position;wherein the device is configured for a fluid substance to enter the device through the inlet and exit the device through the outlet, the fluid substance exiting the device at a higher rate than that prior to entry;wherein the inlet is positioned at a lower portion of the device;wherein the device is mobile and separable from the cooler; andwherein the device is a separate unit.2. The device of claim 1 , wherein the power source claim 1 , controller and motor are housed within a watertight compartment.3. The device of claim 2 , wherein the device is at least partially submerged within the fluid substance.4. The device ...

Mobile Power Supply For Sump Pump

A mobile power supply device and method for energizing a sump pump in a sump pit during a power outage, and a mobile power supply device and method for energizing a sump pump secured to a bottom portion of the device. The device includes an enclosure similar to a dolly that is manufactured from plastic or similar non-electrically conductive material to minimize weight to enable the manual lifting and pulling of the mobile power supply device, and to promote safety by reducing the chance of an electrical short circuit when supplying electrical power to a sump pump. The enclosure includes a carrying handle and a relatively large dolly handle that cooperate with castors attached to a bottom portion or bottom surface of the enclosure. The castors promote manual movement of the device upon a substantially horizontal surface or up and/or down stairs leading to a sump pump in a sump pump well or pit in a basement. 1. A mobile power supply device comprising:an enclosure having a handle that cooperates with wheels attached to said enclosure to promote manual movement of said device, said enclosure having an upper portion for containing electrical components and a lower portion for containing a D.C. sump pump, said lower portion having an open wall for allowing water access to said D.C. sump pump;a battery sized to operate said D.C. sump pump in said lower portion of said enclosure and/or a preexisting sump pump in a sump pump well for a predetermined time period;an electrical receptacle for receiving a preexisting power cord connected to the preexisting sump pump in the sump pump well;an electrical switch for manually connecting said D.C. sump pump to said battery;an electrical inverter for converting 12 V.D.C. to 120 V.A.C. for energizing the preexisting sump pump in the sump pump well;a level controller disposed in said enclosure; anda level sensor disposed in the sump pump well, said level controller being electrically connected to said level sensor, said level sensor ...

Battery-powered backup power system for a sump pump installation

An automated battery-powered backup AC power supply system for a sump pump installation of the type having a sump pump and a pump controller which connects the sump pump motor to the AC line to operate in response to a rising liquid level in the sump container. The system includes a standby battery and an inverter operable from the battery for supplying AC power to the sump pump installation in the event of AC power failure or during periodic testing of the sump pump installation. A power controller senses whether the sump pump motor is connected to the AC line by the pump controller and connects the AC inverter to the backup battery to supply AC power to the installation only when the pump is connected, thereby minimizing idle current drain on the battery and prolonging the backup availability of the system.

PUMP WITH EXTERNAL ELECTRICAL COMPONENTS AND RELATED METHODS

A submersible pump and related methods are disclosed herein. The pump assembly includes a pump housing and a motor with a motor housing/cap and an output shaft connected to an impeller that is disposed in a volute. In some forms, a separate power circuit compartment is formed integral to one of the pump housing and/or volute to store power circuitry that allows a DC pump to be used and powered by AC voltage. In other forms, the power circuit compartment is formed separate from the pump assembly and fastened or connect to the pump assembly. In preferred forms, the power circuit compartment is positioned relative to the pump assembly at a point where it will be maintained at least partially within the fluid surrounding the pump to dissipate heat from the power circuit. Numerous methods are also disclosed and contemplated herein. 1. A pump assembly comprising:a housing defining a motor cavity for receiving at least a portion of a motor;a motor disposed at least partially within the motor cavity;a sealed power circuit enclosure separate and apart from the motor cavity; anda power circuit at least partially within the sealed power circuit enclosure.2. The pump assembly of claim 1 , wherein the motor is a permanent magnet motor.3. The pump assembly of claim 1 , the housing further defining:a volute having a fluid inlet and a fluid discharge,wherein the sealed power circuit enclosure is located within the volute.4. The pump assembly of further comprising an impeller operatively coupled to the motor and positioned at least partially within the volute.5. The pump assembly of further comprising:a conductive cable, configured to conduct electricity from the power circuit to the motor, connecting the housing to the sealed power circuit enclosure.6. The pump assembly of further comprising:a support member connecting the sealed power circuit enclosure to the second housing.7. The pump assembly of claim 1 , wherein the power circuit comprises a rectifier.8. The pump assembly of ...

Flow controller

The present invention relates to a flow controller configured to selectively act as a pump or as a flow regulator. The flow controller comprises: an inlet for a fluid; an outlet for the fluid; a pump assembly arranged between the inlet and the outlet and configured to pump the fluid through the flow controller from the inlet to the outlet; a hydro electrical generator assembly arranged between the inlet and the outlet, the hydro electrical generator assembly configured to allow the fluid flow through the flow controller from the inlet to the outlet and to generate electricity by transforming flow energy of the fluid flowing through the flow controller into electricity; and a mode controller configured to selectively set the flow controller in a pumping mode or in an electricity generating mode.

APPARATUS AND METHOD FOR CONTROLLING COOLING FAN SPEED

An apparatus for controlling a cooling fan speed includes a cooling fan motor operating a cooling fan. A pump is connected to the cooling fan motor in series. A relay has one side connected to the cooling fan motor or the pump and another side connected a battery so that power of the battery may be supplied to any one of the cooling fan motor or the pump. 1. An apparatus for controlling a cooling fan speed , comprising:a cooling fan motor configured to operate a cooling fan;a pump connected to the cooling fan motor in series; anda relay of which one side is connected to the cooling fan motor or the pump and another side thereof is connected a battery such that a power of the battery may be supplied to any one of the cooling fan motor or the pump.2. The apparatus of claim 1 , further comprising an electronic control unit (ECU) configured to control the relay so that the power of the battery may be supplied to any one of the cooling fan motor or the pump in accordance with a cooling water temperature of an engine.3. The apparatus of claim 2 , further comprising a cooling water temperature sensor configured to measure the cooling water temperature of the engine and to provide the cooling water temperature to the ECU.4. The apparatus of claim 1 , wherein the pump includes a pump housing having a cylindrical shape and having both ends connected with a radiator hose.5. The apparatus of claim 4 , wherein the pump housing includes a projection portion having a half cylindrical shape of which an axis is perpendicular to a flow direction of cooling water.6. The apparatus of claim 1 , wherein the pump is directly connected to the relay and includes an impeller motor disposed perpendicularly in a longitudinal direction of a pump housing.7. The apparatus of claim 6 , wherein the pump includes a rotation of axis connected to the impeller motor and an impeller circulating cooling water in accordance with rotation of the impeller motor.8. The apparatus of claim 7 , wherein the ...

Fluid Pump Assembly

A self contained battery operated pump assembly to be installed in fluid communication between a shower arm and a shower head includes a pump; a pump motor connected with the pump for, when energized, driving the pump; and a battery that is electrically connected with the pump motor for energizing the pump motor. An inlet fitting is in fluid communication with the pump for directing water from the shower arm to the pump, the inlet fitting being configured for connection with the shower arm. An outlet fitting is in fluid communication with the pump for directing water under pressure from the pump to the shower head, the outlet fitting being configured for connection with the shower head. 1. A shower pressure-increasing pump assembly configured to be installed at a location above a water stream emerging from a shower head , in fluid communication directly between the shower head and a shower arm that protrudes into a shower enclosure from a surface defining the enclosure , the pump assembly comprising:a pump configured to increase water pressure emerging from the shower arm at a first pressure to a second higher pressure entering the shower head;a pump motor connected with the pump for, when energized, driving the pump;a battery that is electrically connected with the pump motor for energizing the pump motor;an inlet fitting in fluid communication with the pump for directing water from the shower arm to the pump, the inlet fitting being configured for direct connection with the shower arm above the water stream; andan outlet fitting in fluid communication with the pump for directing water under pressure from the pump to the shower head, the outlet fitting being configured for direct connection with the shower head above the water stream.2. A shower pressure-increasing pump assembly configured to be installed at a location above a water stream emerging from a shower head claim 1 , in fluid communication directly between the shower head and the shower arm as set forth ...

Water-pump motor using a waterproof stator, and water pump

Provided are a water pump motor that employs a stator core of an outer winding method that can use a low-cost ferrite magnet by minimizing an air gap between a magnet of a rotor and a stator core, and that heightens a fill factor, to thereby maximize efficiency of the motor, and a water pump using the water pump motor. The water pump motor includes a stator and an inner type rotor, in which the stator includes: a stator core whose inner circumferential portion is annularly interconnected, in which a number of protrusions are radially extended and formed; insulating bobbins that surround the stator core; a coil wound around the outer circumference of each bobbin; and an annular back yoke that surrounds in contact with the outer end of the stator core. The insulating bobbins are annularly molded to surround the inner circumferential portion of the stator core, and entirely surround the inner circumferential portion of the stator core, to thus make the inner side surface play a role of a sealing cover, and the rotor includes ferrite magnets in opposition to the inner side surfaces of the bobbins.

PUMP COMMUNICATION MODULE, PUMP SYSTEM USING SAME AND METHODS RELATED THERETO

A pump system comprising a primary AC pump, a control unit having a wireless communication module, and a back-up battery for powering the control unit. The wireless communication module is configured to communicate via a primary wireless connection and communicate via a secondary wireless connection. Additional pump system components and various methods relating to same are further disclosed herein. 1. A pump system comprising:a primary AC pump;a control unit having a wireless communication circuit or module; anda back-up battery for powering the control unit;wherein the wireless communication circuit or module is configured to communicate via a primary wireless connection and communicate via a secondary direct wireless connection when the primary wireless connection is unavailable.2. The pump system of :wherein the primary wireless connection is an internet connection and the control unit detects internet access, andwherein the wireless communication circuit or module communicates via the secondary direct wireless connection when no internet access is detected.3. The pump system of further comprising a button configured to establish the direct wireless connection.4. The pump system of further comprising a backup DC pump.5. The pump system of wherein the wireless communication circuit or module is configured to communicate via one of Wi-Fi claim 1 , Bluetooth claim 1 , Bluetooth Low Energy claim 1 , Near Field Communication claim 1 , Radio Frequency claim 1 , Infrared claim 1 , and Zigbee.6. The pump system of further comprising a remote electronic device claim 1 , wherein the remote electronic device is configured to receive a notification from the control unit via the Internet and via the direct wireless connection.7. The pump system of wherein the remote electronic device is at least one of a smartphone claim 6 , a tablet and a mobile computer.8. A method of monitoring a pump system comprising:detecting a value, the value representing at least one of a water ...

Remote controlled power unit

One embodiment provides a remotely controllable gas engine replacement device including a housing, a battery receptacle coupled to the housing, the battery receptacle configured to removably receive a battery pack, a motor located within the housing, a power take-off shaft receiving torque from the motor and protruding from a side of the housing, a power switching network configured to selectively provide power from the battery pack to the motor, and one or more remote control device interfaces configured to communicate with the remote control device. The remotely controllable gas engine replacement device also includes an electronic processor coupled to the power switching network and the remote control device interface. The electronic processor configured to control the power switching network to rotate the motor, receive a control signal from the remote control device, and execute a responsive action to the control signal from the remote control device.

FAN-MOTOR ASSEMBLY AND REFRIGERATOR

A refrigerator that includes a fan including a hub and a plurality of blades, the hub having a first accommodation space and the plurality of blades being disposed outside the hub; a motor including a stator and a rotor, the motor located in a case, the case having a cylindrical shape and being disposed in the hub, the stator being disposed in the case, and the rotor having a rotational shaft coupled to the hub and being rotatably disposed in the stator; and a support plate that is coupled to the case and that is configured to support the fan and the motor is disclosed. 1. A fan-motor assembly comprising:a fan including a hub and a plurality of blades, the hub having a first accommodation space and the plurality of blades being disposed outside the hub;a motor including a stator and a rotor, the motor located in a case, the case having a cylindrical shape and being disposed in the hub, the stator being disposed in the case, and the rotor having a rotational shaft coupled to the hub and being rotatably disposed in the stator; anda support plate that is coupled to the case and that is configured to support the fan and the motor.2. The assembly of claim 1 , wherein the case comprises:a first body;a second body coupled to the first body in an axial direction and configured to define a second accommodation space in the second body, the second body contacting a surface of the first body; andcoupling rods protruding from one of the first body and the second body, the coupling rods being coupled to the other of the first body and the second body through the stator.3. The assembly of claim 2 , wherein each of the coupling rods protrudes from the first body and is inserted into the second body claim 2 , andwherein the second body is provided with a coupling portion, the coupling portion allowing the second body to be coupled to the coupling rods.4. The assembly of claim 3 , wherein the coupling portion comprises melted portions of the second body at which end portions of the ...

INTEGRATED SUMP PUMP CONTROLLER WITH STATUS NOTIFICATIONS

A sump pump system having a primary pump, a fluid level sensor, and a primary controller electrically connected to the primary pump for activating the pump when the fluid level sensor indicates a predetermine fluid level has been reached, the primary controller having a primary interface for communicating with a secondary pump. In some forms, the system includes a secondary pump having a secondary controller electrically connected to the secondary pump and having a secondary interface, the primary and secondary interfaces allowing the primary and secondary pump controllers to communicate with one another and allowing at least one of the primary and secondary pump controllers to assume control of both the primary and secondary pump. Related methods are further described herein. 1. A back-up pump system comprising:a primary AC pump and a secondary DC pump, the primary AC pump having a primary switch for operating at least one of the pumps, the primary switch being a solid state switch, and the secondary DC pump having a secondary switch for operating at least one of the pumps;a back-up battery for powering the secondary DC pump when regular power conditions are interrupted;a primary controller electrically connected to the pumps for operating same; anda secondary controller, discrete from the primary controller, and electrically connected to at least one of the pumps to operate the at least one of the pumps when the primary controller malfunctions or fails.2. The back-up pump system of wherein the solid state primary switch includes a pneumatic pressure transducer that utilizes pressure differentials to determine when one or more of the pumps should be operated.3. The back-up pump system of wherein the primary controller includes a processor programmed to activate the primary AC pump when the pneumatic pressure transducer indicates that a threshold fluid level has been reached.4. The back-up pump system of wherein the processor is programmed to activate the secondary ...

ELECTRONIC WATER PUMP WITH COOLING UNIT FOR VEHICLES

Disclosed herein is an electronic water pump for vehicles. The electronic water pump includes an inner motor casing (), a rotor () and a cooling unit (). A shaft () is installed in an insert hole () of the inner motor casing, and a stator () is fitted over the inner motor casing. The inner motor casing has a depression () and at least one through hole (). The rotor is disposed in the insert hole () so as to be rotatable around the shaft (). A permanent magnet () is provided in the rotor. The cooling unit includes an upper cooling plate which is fitted over the rotor and is seated into the depression, at least one cooling pin which is coupled to the upper cooling plate and inserted into the through hole, and a lower cooling plate which is coupled to a lower end of the cooling pin. 1. An electronic water pump for vehicles , having a pump casing through which cooling water passes , an outer motor casing coupled to a lower end of the pump casing , with a stator installed in the outer motor casing , and a motor cover coupled to a lower end of the outer motor casing , with a control board installed in the motor cover , the control board controlling the stator , the electronic water pump comprising:{'b': 150', '120', '152', '151', '150', '140', '150', '150', '153', '156', '150', '153, 'an inner motor casing () provided in the outer motor casing (), with a shaft () installed upright in a center of an insert hole () formed in an upper surface of the inner motor casing (), and a ring-shaped stator () fitted over a circumferential outer surface of a lower end of the inner motor casing (), the inner motor casing () having a depression () formed in an upper surface thereof, and at least one through hole () formed vertically through the inner motor casing () in an outer portion of the depression ();'}{'b': 160', '151', '152', '162', '160, 'a rotor () disposed in the insert hole () so as to be rotatable around the shaft (), with a permanent magnet () provided in the rotor (); and ...

Direct Current Pump

A direct current pump contains a case, a pumping module, a switch assembly, and a slidable holder. The case is integrally formed, having an accommodation chamber and an opening communicating with the accommodation chamber. The pumping module is received in the accommodation chamber and includes a motor and a pump. The switch assembly is received in the accommodation chamber and is electrically connected to the motor. The switch assembly includes a button for turning on/off the motor. The slidable holder covers onto the opening and is received in the accommodation chamber. The slidable holder includes a receiving portion for a battery assembly to be received therein. 1. A direct current pump comprising:an integrally formed case, having a top plate, a first side plate, a second side plate, a third side plate, and a fourth side plate, the top plate formed on a top surface of the case, the first side plate and the second side plate connected to two sides of the top plate respectively, the third side plate connected to the top plate, the first side plate, and the second side plate, and the fourth side plate connected to the top plate, the first side plate, and a second side plate and being opposite to the third side plate, the case having an accommodation chamber defined therein, the case having an opening defined on a bottom surface of the case, and the opening communicating with the accommodation chamber;a pumping module, received in the accommodation chamber of the case, the pumping module including a motor and a pump driven by the motor to pump air;a switch assembly, received in the accommodation chamber of the case and electrically connected to the motor of the pumping module, the switch assembly including a button protruding out of the case; anda slidable holder, covered onto the opening of the case and received in the accommodation chamber of the case, the slidable holder including a receiving portion adapted for a battery assembly to be received therein.2. The ...

INTEGRATED SUMP PUMP CONTROLLER WITH STATUS NOTIFICATIONS

A sump pump system having a primary pump, a fluid level sensor, and a primary controller electrically connected to the primary pump for activating the pump when the fluid level sensor indicates a predetermine fluid level has been reached, the primary controller having a primary interface for communicating with a secondary pump. In some forms, the system includes a secondary pump having a secondary controller electrically connected to the secondary pump and having a secondary interface, the primary and secondary interfaces allowing the primary and secondary pump controllers to communicate with one another and allowing at least one of the primary and secondary pump controllers to assume control of both the primary and secondary pump. Related methods are further described herein. 1. A back-up pump system comprising:a primary AC pump and a secondary DC pump, the primary AC pump having a primary switch for operating at least one of the pumps, the primary switch being a solid state switch, and the secondary DC pump having a secondary switch for operating at least one of the pumps;a back-up battery for powering the secondary DC pump when regular power conditions are interrupted;a primary controller electrically connected to the pumps for operating same; anda secondary controller, discrete from the primary controller, and electrically connected to at least one of the pumps to operate the at least one of the pumps when the primary controller malfunctions or fails.2. The back-up pump system of wherein the solid state primary switch includes a pneumatic pressure transducer that utilizes pressure differentials to determine when one or more of the pumps should be operated.3. The back-up pump system of wherein the primary controller includes a processor programmed to activate the primary AC pump when the pneumatic pressure transducer indicates that a threshold fluid level has been reached.4. The back-up pump system of wherein the processor is programed to activate the secondary ...

VARIABLE FREQUENCY DRIVE CONFIGURATION FOR ELECTRIC DRIVEN HYDRAULIC FRACKING SYSTEM

An electric driven hydraulic fracking system is disclosed. A pump configuration that includes the single VFD, the single shaft electric motor, and the single hydraulic pump that is mounted on the single pump trailer. A pump configuration includes a single VFD configuration, the single shaft electric motor, and the single shaft hydraulic pump mounted on the single pump trailer. The single VFD configuration converts the electric power at the power generation voltage level distributed from the power distribution trailer to a VFD voltage level and drives the single shaft electric motor to control the operation of the single shaft electric motor and the single hydraulic pump. The VFD voltage level is a voltage level that is required to drive the single shaft electric motor. The VFD configuration also controls operation of the auxiliary systems based on the electric power at the auxiliary voltage level. 1. An electric driven hydraulic fracking system that pumps a fracking media into a fracking well to execute a fracking operation to extract a fluid from the fracking well , comprising:a power generation system that is configured to generate electric power at a power generation voltage level; convert the electric power at the power generation voltage level distributed from a power distribution trailer to a VFD voltage level and drive an electric motor to control the operation of the electric motor and a hydraulic pump, wherein the VFD voltage level is a voltage level that is required to drive the electric motor, and', 'control operation of a plurality of auxiliary systems based on electric power at an auxiliary voltage level distributed from the power distribution trailer, wherein the electric power at the auxiliary voltage level enables the plurality of auxiliary systems to operate., 'a VFD configuration that is configured to2. The electric driven hydraulic fracking system of claim 1 , wherein the VFD configuration is further configured to:apply a plurality of phase ...

WATER PUMPING SYSTEM FOR ROOFTOP APPLICATIONS AND THE LIKE

Embodiments of the present invention are directed to a water pumping system. More specifically, embodiments of the present invention are directed to a solar electric powered, siphon-capable water pumping systems specifically configured for use in rooftop and other applications having similar need and conditions. Advantageously, a water pumping system configured in accordance with an embodiment of the present invention is configured to prevent pooling of water in low-lying areas of a roof and thereby limits the potential for damage to the roof and underlying structure that could otherwise result from such pooling of the water. 1. A water pumping system , comprising:a housing having at least one internal chamber, wherein at least one water inlet passage and at least one water outlet passage extends between an exterior surface of the housing and an interior space of the at least one internal chamber;an electrical power supply apparatus located in the at least one internal chamber, wherein the electrical power supply apparatus includes a water pump power output interface, a pump actuation signal interface and a power input interface, wherein the electrical power supply apparatus intermittently outputs electrical power to the water pump power output interface for each instance of a prescribed time period during which a water level signal is provided at the water presence signal interface;a pump actuation device located within the at least one internal chamber, wherein the pump actuation device is electrically connected to the pump actuation signal interface of the electrical power supply apparatus for enabling the water presence signal to be provided therefrom to the pump actuation signal interface when the pump actuation device detects at least pump actuation condition exists;a water pump located within the at least one internal chamber and having a water outlet thereof connected to the at least one water outlet passage of the housing, wherein the water pump is ...

FLUID PUMP AND METHOD FOR ASSEMBLING THE FLUID PUMP

An electric fluid pump may include a pump housing and an electric motor arranged therein. A rotor of the electric motor may have a rotor shaft and may be mounted in a rotatable manner in a stator body, which may have a stator embedded at least regionally therein. The pump housing may be subdivided into a dry and a wet region containing the rotor. The rotor shaft may be mounted on a bottom side in the pump housing and may be connected in terms of drive to a pump impeller on a pump-impeller side, facing away from the bottom side, of the pump housing. The pump housing may have, on the pump-impeller side, an aperture out of which the rotor shaft may project. The pump housing may have an internal first bearing collar arranged around the aperture, wherein the dry region may be located radially around the first bearing collar, and wherein an outside diameter of the first bearing collar may be less than a maximum diameter of the rotor. 1. An electric fluid pump comprising:a pump housing; andan electric motor arranged in the pump housing;wherein a rotor of the electric motor has a rotor shaft and is mounted in a rotatable manner in a stator body, which has a stator embedded at least regionally in the stator body;wherein the pump housing is subdivided into a dry region and into a wet region containing the rotor;wherein the rotor shaft is mounted on a bottom side in the pump housing and is connected in terms of drive to a pump impeller on a pump-impeller side, facing away from the bottom side, of the pump housing;wherein the pump housing has, on the pump-impeller side, an aperture out of which the rotor shaft projects; andwherein the pump housing has an internal first bearing collar arranged around the aperture, wherein the dry region is located radially around the first bearing collar, and wherein an outside diameter of the first bearing collar is less than a maximum diameter of the rotor.2. The fluid pump according to claim 1 , wherein the first bearing collar is formed ...

Pump assembly

A pump assembly (1) includes a rotor axle (45) extending along a rotor axis (R), an impeller (12) fixed to the rotor axle (45), a pump housing (11) accommodating the impeller (12), and a drive motor with a stator (17) and a rotor (51). The rotor (51) is fixed to the rotor axle (45) for driving the impeller (12). A rotor can (57) accommodates the rotor (51). The rotor can (57) includes a rotor can flange (63). An electronics housing (13) has a cap (21) including a first material (139) forming a front face (19) of the cap (21). The front face (19) extends essentially perpendicular to the rotor axis (R). The first material (139) is at least partially overmolded with a second material (141) at an inner side of the cap (21). The second material (141) is more heat-conductive than the first material (139).

TRANSFER PUMP

A transfer pump. The pump is for displacing fluid and may generally include a housing; a pump including an impeller, the pump being disposed within the housing for creating suction to draw the fluid through the impeller; a motor for driving the pump; a battery operable to power the motor; and a sensor for sensing current drawn by the motor. The motor may be deactivated when the current drawn by the motor reaches a predetermined current value for a predetermined amount of time. 1. A transfer pump for displacing fluid , the pump comprising:a housing;a pump including an impeller, the pump being disposed within the housing for creating suction to draw the fluid through the impeller;a motor for driving the pump;a battery operable to power the motor; anda sensor for sensing current drawn by the motor;wherein the motor is deactivated when the current drawn by the motor reaches a predetermined current value for a predetermined amount of time.2. The pump of claim 1 , further including a handle coupled to the housing to be grasped by a user for maneuvering the pump.3. The pump of claim 1 , wherein the predetermined current value is at least 17.5 amperes.4. The pump of claim 3 , wherein the predetermined amount of time is at least 4 seconds.5. The pump of claim 1 , wherein the predetermined current value is at least 20 amperes.6. The pump of claim 5 , wherein the predetermined amount of time is at least 1 second.7. A transfer pump for displacing fluid claim 5 , the pump comprising:a housing having an inlet and an outlet;a pump disposed within the housing for creating suction to draw the fluid through the inlet;a motor for driving the pump;a battery operable to power the motor;a sensor for monitoring a pump parameter; anda controller operable to deactivate the motor in response to the pump reaching a predetermined pump parameter.8. The pump of claim 7 , further including a handle coupled to the housing to be grasped by a user for maneuvering the pump.9. The pump of claim 7 , ...

ELECTRIC MOTOR, IN PARTICULAR RADIATOR FAN MOTOR

An electric motor, in particular a radiator fan motor of a motor vehicle, has a rotor which is mounted such that it can rotate in relation to a stator, a motor mount which has an electronics compartment for accommodating a converter electronics system, and an electronics compartment cover. The electronics compartment cover has a peripheral sealing groove into which a peripheral edge of the electronics compartment engages by way of a corresponding sealing web in order to reliably seal off the electronics compartment. 1. An electric motor , comprising:a stator and a rotor rotatably mounted with respect to said stator;a motor mount formed with an electronics compartment for accommodating a convertor electronics system, said electronics compartment having a peripheral edge;an electronics compartment cover formed with a peripheral sealing groove engaged by said peripheral edge of the electronics compartment via a corresponding sealing web;said motor mount being a one-piece die-cast part of aluminum and having radially extending clamping ribs outside of said electronics compartment on an upper side facing said electronics compartment cover; a filling gap is formed between said peripheral sealing groove on a cover side and said corresponding sealing web of said electronics compartment, and a sealing compound forming a sealing material that becomes adhesive by heating is inserted into said filling gap; and', 'at least one fixing clamp is integrally formed on said electronics compartment cover, said fixing clamp passing over one of said clamping ribs of said motor mount at least for roughly fixing said electronics compartment cover on said motor mount., 'wherein2. The electric motor according to configured as a radiator fan motor of a motor vehicle.3. The electric motor according to claim 1 , which comprises two fixing clamps claim 1 , which are integrally formed on said electronics compartment cover on opposite sides claim 1 , each of said fixing clamps passing over one of ...

ELECTRIC MOTOR, IN PARTICULAR RADIATOR FAN MOTOR

An electric motor, in particular a radiator fan motor of a motor vehicle, has a rotor which is mounted such that it can rotate in relation to a stator, a motor mount which has an electronics compartment for accommodating a converter electronics system, and an electronics compartment cover. The electronics compartment cover has a peripheral sealing groove into which a peripheral edge of the electronics compartment engages by way of a corresponding sealing web in order to reliably seal off the electronics compartment. 1. An electric motor , comprising:a stator with a stator-side rotating field winding having winding ends, said stator being overmolded with a plastic casing;a rotor rotatably mounted with respect to said stator;a motor mount formed with an electronics compartment for accommodating a converter electronics system and openings within said electronics compartment;sealing elements with a comparatively hard supporting component and a comparatively soft sealing component;said winding ends of said stator-side rotating field winding being inserted into said electronics compartment via said sealing elements;said sealing elements with said comparatively soft sealing component sitting in the respective said opening;said comparatively hard supporting component of said sealing elements protruding on a carrier side, facing said stator, of said motor mount; andeach said sealing element sitting with said comparatively hard supporting component in a receiving pocket of said plastic casing on said stator.2. The electric motor according to configured as a radiator fan motor of a motor vehicle.3. The electric motor according to claim 1 , wherein said sealing elements consist of a two-component plastic.4. The electric motor according to claim 1 , wherein the comparatively soft sealing component of the respective said sealing element is formed as a labyrinth seal.5. The electric motor according to claim 1 , which comprises a plurality of caulking nubs integrally formed on said ...

VENTILATION SYSTEM AND METHOD

Some embodiments of the invention include a ventilation apparatus including a housing assembly with at least one fluid inlet, and at least one fluid outlet, and an exhaust fan assembly coupled to the housing assembly within an inner region. The exhaust fan assembly can include a scroll positioned within and coupled to the main housing, and a blower wheel positioned within the scroll and mechanically coupled to the motor. The ventilation assembly can include a configurable mounting panel including a main panel and at least one tab, and at least one configurable flange coupled to the main panel and extending outwardly from the main panel. The configurable mounting panel can include at least one bending region with at least one aperture. The ventilation apparatus can also include a muffler including an aperture, an electrical box enclosure including a lid, and a duct connector assembly each coupled with the housing assembly. 1. A ventilation apparatus , comprising:a housing assembly including a main housing comprising a plurality of sides including at least a first side coupled to a second side and at least partially enclosing an inner region,the housing assembly including at least one fluid inlet for receiving fluid from a surrounding environment, and at least one fluid outlet positioned through the first side of the main housing;an exhaust fan assembly coupled to the housing assembly within the inner region, the exhaust fan assembly comprising a scroll positioned within and coupled to the main housing, and a blower wheel positioned within the scroll and mechanically coupled to the motor and capable of generating a fluid flow within the scroll;a configurable mounting panel coupled to at least one of the plurality of sides,the configurable mounting panel comprising a main panel and at least one tab and at least one configurable flange coupled to the main panel and extending outwardly from the main panel; andat least one bending region coupled between the main panel and ...

Centrifugal pump assembly with electric motor

A centrifugal pump assembly, with electric motor arranged in a casing, includes at one end, a wet section, formed by a volute and containing an impeller, and, at the other end, a box, which contains an electrical board, in contact with one end of the casing. The electric motor is of the permanent-magnet brushless type and the casing is made of stainless steel.

POWER DISTRIBUTION TRAILER FOR AN ELECTRIC DRIVEN HYDRAULIC FRACKING SYSTEM

An electric driven hydraulic fracking system is disclosed. A pump configuration that includes the single VFD, the single shaft electric motor, and the single hydraulic pump that is mounted on the single pump trailer. A power distribution trailer distributes the electric power generated by the power generation system at the power generation voltage level to the single VFD and converts the electric power at a power generation voltage level to a VFD voltage level and controls the operation of the single shaft electric motor and the single hydraulic pump. The power distribution trailer converts the electric power generated by the power generation system at the power generation level to an auxiliary voltage level that is less than the power generation voltage level. The power distribution trailer distributes the electric power at the auxiliary voltage level to the single VFD that controls an operation of the of the auxiliary systems. 120.-. (canceled)21. An electric driven hydraulic fracking system pumps a fracking media into a fracking well to execute a fracking operation to extract a fluid from the fracking well , comprising:a power generation system that is configured to generate electric power at a power generation voltage level; distribute the electric power generated by the power generation system at the power generation voltage level to a VFD, wherein the VFD converts the electric power at the power generation level to a VFD voltage level to control an operation of an electric motor and a hydraulic pump,', 'convert the electric power generated by the power generation system at the power generation voltage level to a plurality of different voltage levels that is less than the power generation voltage level, and', 'distribute the electric power at each different voltage level to a corresponding system from a plurality of systems included in the electric driven hydraulic fracking system, wherein the electric power at each different voltage level controls an operation ...

PUMPING DEVICE, A SINGLE-USE DEVICE AND A METHOD FOR OPERATING A PUMPING DEVICE

A pumping device includes a single-use device and a reusable device. The single-use device is to be inserted into the reusable device and includes two pump units in series, one behind the other. Each pump unit includes a rotor for a bearingless motor, and can be magnetically levitated and driven without contact for rotation about an axial direction. The reusable device includes a stator for each rotor which form an electromagnetic rotary drive for rotating the rotor about the axial direction. Each stator is a bearing and drive stator with which the rotor can be magnetically driven and levitated without contact with respect to the stator. An independent control device is provided for each stator, and can independently activate a respective stator. 1. A pumping device for conveying a fluid , comprising:a single-use device designed for single use;a reusable device designed for multiple use,the single-use device configured to be inserted into the reusable device and comprising two pump units arranged in series one behind the other, each pump unit of the two pump units comprising a rotor configured to convey the fluid, each rotor of the two pump units being a rotor of a bearingless motor, and capable of being magnetically levitated without contact and driven without contact for rotation about an axial direction, the reusable device configured to receive the single-use device and comprising, for each rotor of the two pump units, a stator which forms with a respective rotor an electromagnetic rotary drive configured to rotate the respective rotor about the axial direction, each stator being a bearing and drive stator with which the respective rotor is capable of being magnetically driven without contact and capable of being magnetically levitated without contact with respect to the stator; andan independent controller for each stator, which is configured to independently activate a respective stator.2. The pumping device according to claim 1 , wherein the single-use device ...

MOTOR CONTROLLER FOR ELECTRIC BLOWERS

A motor controller for an electric motor for driving a blower to generate an airflow. The motor controller includes a processor and a drive circuit configured to regulate power supplied to the motor to turn the blower. The processor computes a system resistance for the blower based on a fixed set point for a first control parameter and a feedback parameter. The processor receives an airflow rate demand value and computes an operating set point for a second control parameter based on the system resistance and the airflow rate demand value. The processor controls the drive circuit based on the operating set point to supply electrical power to the electric motor and to operate the blower to generate the airflow. 1. A motor controller for an electric motor configured to drive a blower to generate an airflow , said motor controller comprising:a drive circuit configured to regulate electrical power supplied to a stator of the electric motor to turn a rotor of the electric motor and generate the airflow; and compute a system resistance for the blower based on a fixed set point for a first control parameter and a feedback parameter;', 'receive an airflow rate demand value;', 'compute an operating set point for a second control parameter based on the system resistance and the airflow rate demand value; and', 'control said drive circuit based on the operating set point to supply the electrical power to the electric motor and to operate the blower to generate the airflow., 'a processor coupled to said drive circuit and configured to2. The motor controller of claim 1 , wherein said processor claim 1 , in computing the system resistance claim 1 , is further configured to:control said drive circuit based on the fixed set point for the first control parameter to supply electrical power to the electric motor and to operate the blower;determine the feedback parameter corresponding to the fixed set point, the fixed set point and the feedback parameter, in combination, including two ...

ELECTRIC MOTOR AND RADIATOR FAN

An electric motor including a rotor configured to rotate about a rotational axis and a stator extending along the rotational axis. The stator may include a stator yoke, a first tooth, and a second tooth, each provided with a shaft extending away from the stator yolk towards the rotational axis to a base. Adjacent sides of the of the first tooth and the base of the second tooth may form a groove slot. A reinforcement element may be inserted into the groove slot. 1. An electric motor comprising:a rotor configured to rotate about a rotational axis; a stator yoke,', 'a first tooth and a second tooth, each provided with a shaft extending away from the stator yolk towards the rotational axis to a base, wherein adjacent sides of the base of the first tooth and the base of the second tooth form a groove slot; and', 'a reinforcement element inserted within the groove slot., 'a stator extending along the rotational axis and including,'}2. The electric motor of claim 1 , wherein the stator includes a laminated core formed of a plurality of individual sheets claim 1 , wherein the first tooth and second tooth are formed by the plurality of the individual sheets and wherein the side of the base the first tooth and the second tooth form a pole lug.3. The electric motor of claim 2 , wherein the rotational axis extends in an axial direction claim 2 , wherein the reinforcing element includes and an end face and wherein the end face includes a joining contour and wherein the joining contour is configured to be form-fit to one of the pole lugs in an axial direction.4. The electric motor of claim 3 , wherein the joining contour is a pin and when assembled the bends over the end face towards the stator yolk to form a form-fitting connection.5. The electric motor of claim 2 , wherein a circumferential side of each of the pole lugs define a groove that extends in an axial direction claim 2 , and wherein the reinforcement element is inserted into the groove.6. The electric motor of claim 1 ...

ELECTRIC COOLANT PUMP HAVING A FLOW-COOLED CONTROL CIRCUIT

The invention relates to an electric coolant pump for a coolant circuit of an internal combustion engine, having a radially accelerating pump impeller and a spiral housing section of a pump housing. A control circuit is arranged about an inlet on the side of the pump housing opposing the electric engine, and is accommodated in an ECU chamber. An open side of the pump chamber and an open side of the ECU chamber are separated by a heat-exchange cover, which is opened into the pump chamber at a mouth of the inlet, wherein a material from which the ECU chamber is made has a lower heat conductivity than a material from which the heat-exchange cover is made. 1. An electric coolant pump configured for a coolant circuit of an internal combustion engine , comprising:an electric motor with a pump shaft;a pump impeller which radially accelerates a coolant to be conveyed and which is arranged on the pump shaft and is driven by the electric motor;a pump housing with a pump chamber into which the rotably supported pump shaft extends and in which the pump impeller is accommodated within a spiral housing section that encloses a radial circumference of the pump chamber;a pump inlet which, on the side of the pump housing opposite the electric motor, leads into the pump chamber and is axially directed to the pump impeller as well as an outlet which, at a circumferential section of the spiral housing section, is directed in a tangentially discharging direction;a control circuit which, on the side of the pump housing opposing the electric motor, is situated around the pump inlet and accommodated within an ECU chamber;characterized in thatthe pump chamber is opened to the side of the pump housing opposing the electric motor and the ECU chamber is opened to the side facing the pump chamber; andthe opened side of the pump chamber and the opened side of the ECU chamber are separated by a heat-exchange cover, which is opened at a mouth of the puma inlet into the pump chamber,a material from ...

EXTERNAL AUTOMATIC CONTROL SMART AIR PUMP

The present invention provides an external automatic control smart air pump, including a housing, an air blast device and an automatic control mechanism. By setting up the intake nozzle in such way that the second cavity is independently in communication therewith, the actual air pressure inside the inflatable object can be precisely measured. The fine motion switch is controlled with the coordination of the push button, rotating position limiting member, pressing member, air pressure sensing film, first restoring spring and second restoring spring, thereby realizing the auto stop control of the air pump. The structure of the present invention is simple, and the assembling process thereof is convenient. In addition, the present invention can be precisely controlled according to the actual air pressure inside the inflatable object, thereby bringing convenience for the user. 1. An external automatic control smart air pump , comprising:a housing, having an air chamber, wherein an air inlet, an air outlet and an intake nozzle, for sensing the air pressure inside an inflatable object, are disposed on the housing, and the air chamber is in communication with the air inlet and the air outlet; an air blast impeller, disposed inside the air chamber, wherein an air-inlet side thereof faces the air inlet, and an air-outlet side thereof faces the air outlet; and', 'a dynamo, for driving the air blast impeller to rotate;, 'an air blast device, installed inside the housing, comprising a casing;', 'a fine motion switch, configured to turn on/off the air blast device;', 'a push button, configured to activate the fine motion switch;', 'a rotating position limiting member, configured to limit the position of the push button so as to keep the push button abutting against the fine motion switch;', 'a pressing member, configured to rotate the rotating position limiting member so as to release the push button; and', 'a deformable air pressure sensing film, configured to set off the ...

LOW PROFILE PUMP WITH THE ABILITY TO BE MOUNTED IN VARIOUS CONFIGURATIONS

A pumping system featuring a pump chamber configured with a central portion having a tangential outlet, and configured with a tubular coupling end portion having inwardly flexible rim portions on one side; and a mounting base, having a circular portion with an inner circumferential rim configured to receive and engage the inwardly flexible rim portions of the tubular coupling portion of the pump chamber so as to be rotationally coupled to the pumping chamber so that the pumping chamber may be rotated ° in relation to the mounting base. 19-. (canceled)10. A pumping system comprising:a mounting base having a circular portion with a circumferential wall configured with at least two slots formed therein;a motor, pump and electronics assembly having a housing with a motor arranged therein, the housing being configured with at least two detents formed thereon; anda switching assembly having a water level sensor configured to respond to a water level and turn the motor on and off, the switching assembly being arranged in the housing of the motor, pump and electronics assembly; a first rotational orientation so that the water level sensor is located at a higher height in the housing for providing a higher water level sensing setting, and', 'a second rotational orientation so that the water level sensor is located at a lower height in the housing part for providing a lower water level sensing setting., 'the mounting base and the motor, pump and electronics assembly being coupled together using a detent and slot arrangement so that the at least two slots receive the at least two detents for rotationally coupling together the mounting base and the motor, pump and electronics assembly in at least two rotational orientations that differ by 180°, including'}11. A pumping system according to claim 10 , whereinthe at least two slots include two inwardly extending and diametrically opposed slots arranged at 0°, 180°; or 90°, 270°; andat least two detents include two outwardly ...

MULTI-PUMP SYSTEM WITH SYSTEM CHECK

Design solutions to mitigate the following four fatal flaws in the conventional pump system design; namely, (1) surprised pump-failure in single pump design that can result in costly water damage; (2) the threat of fatal high voltage electrocution accident in flooding situation; (3) grid power outage and no energy supply to support the needed pumping power that result in water damage; (4) stinky smell from the sitting foil water in the well after a period of low seeping rate with or without activated pumping. The principles described in the content disclosure, the proposed designs can completely mitigate the above four fatal design issues. 1. A liquid pump system comprising:a plurality of liquid pumps that are powered by an electric power source to pump a liquid;a liquid level sensor subsystem configured to turn on each of the plurality of liquid pumps one at a time as a liquid level rises, and configured to turn off each of the plurality of liquid pumps as the liquid level lowers; anda system check device that performs scheduled checks of at least the plurality of pumps to verify proper operation of the plurality of pumps, and that causes communications to be transmitted to one or more recipients at least in the case that a scheduled check detects improper operation of a subset of the plurality of liquid pumps.2. The liquid pump system in accordance with claim 1 , further comprising:a communication device that transmits messages to the one or more recipients when caused to transmit by the system check device.3. The liquid pump system in accordance with claim 1 , the liquid being water.4. The liquid pump system in accordance with claim 1 , a number of the plurality of pumps being one more than that required to have a pumping rate equal to or exceeding an anticipated maximum seeping rate.5. The liquid pump system in accordance with claim 1 , further comprising:a set of fresh liquid in-let valves and a liquid in-let regulator to control the amount of in-let liquid ...

PARAMETER MONITORING AND CONTROL FOR AN ELECTRIC DRIVEN HYDRAULIC FRACKING SYSTEM

An electric driven hydraulic fracking system is disclosed. A pump configuration includes the single VFD, the single shaft electric motor, and the single hydraulic pump mounted on the single pump trailer. A controller associated with the single VFD and is mounted on the single pump trailer. The controller monitors operation parameters associated with an operation of the electric driven hydraulic fracking system as each component of the electric driven hydraulic fracking system operates to determine whether the operation parameters deviate beyond a corresponding operation parameter threshold. Each of the operation parameters provides an indicator as to an operation status of a corresponding component of the electric driven hydraulic fracking system. The controller initiates corrected actions when each operation parameter deviates beyond the corresponding operation threshold. Initiating the corrected actions when each operation parameter deviates beyond the corresponding operation threshold maintains the operation of the electric driven hydraulic fracking system.

Mounting system for mounting a monitoring unit on a pump

A mounting system (33) mounts a monitoring unit (29) on a pump unit (1) for monitoring at least one operational parameter of the pump unit (1). The mounting system (33) includes a housing (31), an elongate member (37) and a bracket (39). The housing (31) is configured to accommodate the monitoring unit (33). The monitoring unit (29) is configured to receive at least one operational parameter from a pump sensor (21, 23). The elongate member (37) includes a first mounting portion (49) and a second mounting portion (51). The bracket (39) is mounted on the first mounting portion (49) of the elongate member (37) for the bracket (39) to be coupled to the pump unit (1). The housing (31) is mounted on the second mounting portion (51) of the elongate member (37) holding the housing (31) in a defined position distanced from the pump unit (1).

VEHICULAR HEATING DEVICE AND COOLING WATER CIRCULATING PUMP PROVIDED THEREIN

The present invention relates to a vehicular heating device comprising: a vehicular engine cooling unit for connecting an engine, a water pump, and a radiator on a first cooling water circulating line to cool the engine; and a vehicular indoor space heating unit for connecting the engine, the water pump, and a heater core on a second cooling water circulating line to heat an indoor space of the vehicle, wherein the vehicular heating device comprises a heating means mounted on the second cooling water circulating line to heat cooling water supplied to the heater core. According to the present invention, the heating performance of the cooling water, which is supplied to the heater core during an initial cold start of the vehicle is improved, thereby increasing the indoor heating efficiency of the vehicle during a winter season. 1. A vehicular heating device including a vehicular engine cooling unit for connecting an engine , a water pump , and a radiator on a first cooling water circulating line to cool the engine and a vehicular indoor space heating unit for connecting the engine , the water pump and a heater core on a second cooling water circulating line to heat an indoor space of the vehicle , the vehicular heating device comprising:a heating means mounted on the second cooling water circulating line and heating cooling water supplied to the heater core.2. The vehicular heating device of claim 1 , further comprising:a circulating pump mounted on the second cooling water circulating line and supplying the cooling water to the heater core,wherein the heating means and the circulating pump are integrally formed.3. The vehicular heating device of claim 2 , wherein the circulating pump includes:a motora rotating body rotated by a driving force of the motor to move the cooling water in the second cooling water circulating line;a case having an empty space formed therein to house the motor; anda cooling water channel formed in the case, andthe heating means is provided ...

MOTOR CAP ASSEMBLY FOR REDUCING INTERNAL TEMPERATURES

Disclosed is an end cap for a motor housing containing an electric motor, including a tubular structure defining an interior space, including an open first end connectable to the mater casing; a second end, including a first planar surface; a second planar surface offset from the first planar surface and substantially parallel to the first planar surface; and at least one air grate surface substantially perpendicular to the first planar surface and the second planar surface, positioned between and attached to the first planar surface and the second planar surface, and wherein the at least one air grate surface includes at least one air grate configured to permit air flow into and/or out of the interior space.

GROUNDWATER SAMPLING PUMP

The present disclosure relates to a sampling pump configured for use in a wellbore for pumping liquid collecting in the wellbore. The sampling pump has a pump component including a motor and an outer housing configured to be inserted into the well bore. The outer housing has an inlet and an outlet. A fluid sensor detects when the inlet of the outer housing is positioned in the liquid in the wellbore. A flexible electrical cable assembly supplies power to the motor and the fluid sensor, and also communicates with the motor and the fluid sensor. A user control panel communicates with the flexible electrical cable and enables a user to control on and off operation of the DC motor from the control panel. The user control panel also has a component which is responsive to signals from the fluid sensor to indicate when the inlet is at least partially submerged in the liquid within the wellbore, as the pump is lowered into the wellbore. 1. A sampling pump configured for use in a wellbore for pumping liquid collecting in the wellbore , the sampling pump comprising: a motor;', 'an outer housing configured to be inserted into the well bore;', 'the outer housing having an inlet and an outlet;', 'a fluid sensor configured to detect when the inlet of the outer housing is positioned in the liquid in the wellbore;, 'a pump component includinga flexible electrical cable assembly for supplying power to the motor and the fluid sensor, and also for communicating with the motor and the fluid sensor;a user control panel in communication with the flexible electrical cable and configured to enable a user to control on and off operation of the DC motor from the control panel; andthe user control panel further including a component responsive to signals from the fluid sensor to indicate when the inlet is at least partially submerged in the liquid within the wellbore, as the pump is lowered into the wellbore.2. The sampling pump of claim 1 , wherein the component provides:a first indication ...

OIL CONTROLLER FOR HIGH TEMPERATURE EPUMP APPLICATIONS

In an electric motor-driven oil pump assembly for use with an engine in a vehicle, such as with an automatic engine-stop system in which an electric motor-driven oil pump is driven by an electric motor for hydraulic pressure supply to a transmission or engine of an automotive vehicle, at least in a stopped state of a mechanical oil pump driven by the engine, a controller for operating the motor for controlling the oil pump is provided in a housing proximal the flowing oil fluid such that the flowing oil fluid maintains the temperature of the controller below a predetermined temperature to avoid failure of the electronic components of the controller. 1. An electric motor-driven pump assembly for hydraulic pressure fluid supply , the assembly comprising:an electric motor having a casing;a pump having a pump housing with a first end and a second end and wherein the motor casing is coupled to the first end of the pump housing, the pump including a pump fluid passage connected to the motor for conveying the fluid to the motor;controller housing having a that end coupled to the second end of the pump housing,the controller housing including an inlet passage for receiving the fluid and an outlet passage for conveying the fluid, the inlet passage being connected to the pump fluid passage for conveying the fluid into the pump and through the motor to transfer heat from the motor to the fluid before the fluid flow back into the pump and out of the assembly through the outlet passage of the controller housing, wherein a first portion of the controller housing is located adjacent the inlet and outlet passages to provide heat transfer between the fluid and the first portion; anda controller located in the first portion of the controller housing and electrically connected to the motor for supplying power to the motor to thereby control the speed of the pump and the output of fluid from the pump, wherein heat produced by the controller is transferred to the fluid flowing through ...

ELECTRONIC CONVERTER UNIT FOR RETROFITTING TO AN EXTERNAL PART OF A HOUSING OF A PUMP UNIT

An electronic converter unit for retrofitting to an external part of a housing of a pump unit is described. The housing comprises a light source for emitting light to display an operating status of the pump unit. The electronic converter unit comprises: a photo detector for measuring light emitted from the light source of the pump unit, a converter unit for converting optical signals to electrical signals, and transmitting means for wirelessly transmitting the electrical signals to an external communication unit.

PUMP DEVICE AND TERMINAL MEMBER

In a noise suppression device of a washer pump, a first capacitor and a second capacitor are disposed with their height directions along a first direction orthogonal to an axial direction of the washer pump. This thereby enables installation space for the first capacitor and the second capacitor to be suppressed from becoming larger in the axial direction. A second terminal of the second capacitor is disposed between first terminals of the first capacitor. This thereby enables the installation space of the first capacitor and the second capacitor to be made smaller in the first direction and in a second direction orthogonal to the axial direction. The space between the pair of first terminals (the second terminals) is accordingly efficiently utilized for disposing the second terminal (the first terminal), enabling the first capacitor and the second capacitor to be disposed efficiently. 1. A terminal member comprising:a plurality of connection tabs that are configured from a metal plate member, the connection tabs being disposed adjacently in a plate thickness direction thereof;a coupling portion that couples the connection tabs;first and second press-fit grooves that are formed at the respective connection tabs such that the first and the second press-fit grooves are disposed so as to be displaced from each other in a width direction of the connection tabs, terminals of electrical elements being press-fitted into the first and the second press-fit grooves respectively; andfirst and second insertion grooves that are formed at the respective connection tabs such that the first and the second insertion grooves are disposed so as to be displaced from each other in the width direction,whereinat one of the connection tabs, the first insertion groove is disposed adjacent to the second press-fit groove in the width direction,at another one of the connection tabs, the second insertion groove is disposed adjacent to the first press-fit groove in the width direction,one of the ...

ELECTRIC DRIVEN HYDRAULIC FRACKING OPERATION

Certain embodiments of the present application relate to a variable frequency drive (VFD) cabin for a pump configuration including a mobile trailer on which the VFD cabin is to be mounted. The VFD cabin generally includes a medium-voltage VFD and a ventilation system. In certain embodiments, the ventilation system is configured to generate an overpressure condition within the cabin to discourage the entry of dust and debris into the cabin. In certain embodiments, one or more components of the medium-voltage VFD are coupled to the floor of the cabin via a vibration damping system. In certain embodiments, the VFD cabin may be directly coupled to a chassis of the mobile trailer without an intervening suspension being provided between the VFD cabin and the chassis. 1. A variable frequency drive (VFD) cabin , comprising: a cabin floor; and', 'a cabin cap secured to the cabin floor, thereby at least partially enclosing a cabin interior of the cabin housing;, 'a cabin housing, the cabin housing comprising [ a transformer assembly frame;', 'a transformer mounted to the transformer assembly frame; and', 'a first vibration damping assembly mounted between the transformer assembly frame and the cabin floor; and, 'a transformer assembly comprising, a power cell assembly frame;', 'a plurality of power cells mounted to the power cell assembly frame; and', 'a second vibration damping assembly mounted between the power cell assembly frame and the cabin floor., 'a power cell assembly comprising], 'a medium-voltage VFD positioned within the interior of the cabin housing, the medium-voltage VFD comprising2. The VFD cabin of claim 1 , wherein the power cell assembly further comprises a plurality of slide rails connected with the power cell assembly frame claim 1 , and wherein each of the power cells is mounted to the power cell assembly frame via a corresponding one of the slide rails.3. The VFD cabin of claim 1 , further comprising a ventilation system claim 1 , the ventilation system ...

Device with assembly mechanism and electric pump

A device with an assembly mechanism may be provided. The device with the assembly mechanism may include: a first member; a second member; and a fastener fastening the first member and the second member to each other. The fastener may include a fastening portion being fastened to each of the first member and second member by injection welding; and the assembly mechanism that is integrally formed with the fastening portion, and is configured to assemble the device to an external device.

CONNECTORS FOR DRIVE CONTROLLERS FOR PUMP MOTORS

Apparatus, systems, and methods for connecting components are described. The components may be drive controls and motors of pumps of water-circulation systems needing to be connected both mechanically and electrically. The connectors may be robust and have alignment, sealing, and keying capabilities. 2. A keying system according to in which the female terminal receives the male terminal prior to the mating hole receiving the keying pin.3. A keying system according to in which the recessed region defines a chimney claim 2 , further comprising a connector tower holding the terminal block and fitting snugly within the chimney.4. A keying system according to in which one of the first object or the second object is a drive controller and the other is a motor housing.5. A keying system according to in which the first object is the drive controller and the second object is the motor housing.6. A keying system according to in which the keying pin protrudes outward from the drive controller adjacent the chimney.7. A keying system according to in which the keying pin has cylindrical shape.8. A keying system according to in which the male terminal is part of a printed circuit board mounted within the chimney.10. A method of electrically and mechanically connecting a drive controller to a motor housing of a water-circulation system of a swimming pool or spa claim 7 , the drive controller comprising a housing claim 7 , a chimney recessed into the housing and comprising a base and walls claim 7 , male terminals protruding outward from the base and protected at least in part by the walls claim 7 , and a keying pin protruding outward from the housing adjacent the chimney claim 7 , and the motor housing comprising a tower comprising a terminal block containing female terminals and a mating hole claim 7 , the method comprising:a. fitting the tower within the chimney so as to supply initial alignment of the drive controller and the motor housing; andb. thereafter causing the keying ...

RESPIRATORY PRESSURE THERAPY SYSTEM

The present technology is directed to a respiratory pressure therapy system, that includes a plenum chamber pressurisable to a therapeutic pressure above ambient air pressure, a seal-forming structure to form a seal with an entrance to the patient's airways to maintain said therapeutic pressure in the plenum chamber throughout the patient's respiratory cycle in use, a positioning and stabilising structure constructed and arranged to provide an elastic force to hold the seal-forming structure in a therapeutically effective position on the patient's head, a blower configured to generate the flow of air and pressurise the plenum chamber to the therapeutic pressure, the blower having a motor, the blower being connected to the plenum chamber such that the blower is suspended from the patient's head and the axis of rotation of the motor is perpendicular to the patient's sagittal plane, and a power supply configured to provide electrical power to the blower. 176-. (canceled)77. A respiratory pressure therapy (RPT) system comprising:{'sub': '2', 'at least one housing portion at least partially defining a plenum chamber pressurisable to a therapeutic pressure of at least 6 cmHO above ambient air pressure;'}a seal-forming structure constructed and arranged to form a seal with a region of the patient's face at or surrounding an entrance to the patient's airways such that a flow of air at said therapeutic pressure is delivered to at least the entrance to the patient's nares, the seal-forming structure constructed and arranged to maintain said therapeutic pressure in the plenum chamber throughout the patient's respiratory cycle in use;a positioning and stabilising structure constructed and arranged to provide an elastic force to hold the seal-forming structure in a therapeutically effective position on the patient's head, the positioning and stabilising structure comprising a tie, a lateral portion of the tie being constructed and arranged to overlie a region of the patient's ...

ELECTRIC PUMP

An electric pump includes a housing having a bottom portion and an opening portion provided at an opposite side to the bottom portion, a motor rotor rotatably accommodated in the housing, a field coil, a pump rotor configured to transmit fluid by being rotated by a driving force of the motor rotor, and a control substrate provided at an outside of the bottom portion. The bottom portion includes a heat conduction wall formed of material including heat conductivity which is higher than heat conductivity of the housing. The housing includes a space portion formed with a flow path configured to allow the fluid to flow into the space portion and flow out of the space portion after the fluid is in contact with an inner surface of the heat conduction wall. 1. An electric pump comprising:a housing including a bottomed cylindrical shape having a bottom portion and an opening portion provided at an opposite side to the bottom portion;a motor rotor rotatably accommodated in the housing and including a permanent magnet;a field coil formed integrally with the housing and configured to apply a magnetic field to the permanent magnet;a pump rotor provided at an outside of the opening portion of the housing and configured to transmit fluid by being rotated by a driving force of the motor rotor;a control substrate provided at an outside of the bottom portion of the housing and configured to control an electric current to be supplied to the field coil;the bottom portion including a heat conduction wall formed of material including heat conductivity which is higher than heat conductivity of the housing;the housing including a space portion in which the motor rotor is accommodated, the space portion being formed with a flow path configured to allow the fluid to flow into the space portion from the opening portion, and allow the fluid to flow out of the space portion from the opening portion after the fluid is in contact with an inner surface of the heat conduction wall; andthe control ...

WATER PUMP AND METHOD FOR MANUFACTURING A WATER PUMP

Water pump with an impeller driven by an electrical machine comprising a housing cap and a volute with an input and an output and a boot hosting a stator and a rotor of the electrical machine and an electronic board mounted at the side apart from the impeller and covered by the cap housing, characterized in that the stator stack is over molded with a first plastic material and at least the stator stack, the wires and pins are over molded with a second plastic material to form a cylindrical ring boot and a heat sink that seals a cylindrical opening of the boot. 1. A water pump with an impeller driven by an electrical machine comprising a housing cap and a volute with an inlet and an outlet and a boot hosting a stator and a rotor of the electrical machine and an electronic board mounted at the side apart from the impeller and covered by the cap housing , wherein the stator stack is over molded with a first plastic material and at least the stator stack , the wires and pins are over molded with a second plastic material to form a cylindrical ring boot and a heat sink that seals a cylindrical opening of the boot.2. The water pump according claim 1 , wherein the heat sink is a separate device bearing a rotor shaft.3. The water pump according claim 1 , wherein the heat sink is a device bearing a rotor shaft and is molded together with the boot.4. The water pump according claim 2 , wherein the heat sink is sealed with an O-ring.5. The water pump according to claim 1 , wherein the electronic board is over molded together with the stator.6. pump according to claim 1 , wherein the boot has a radial extended rim that allows the volute and the cap housing to be connected.7. The water pump according to claim 1 , wherein the rim comprises at least slots.8. A method to produce a water pump according to comprising the steps:Over molding stator stack with a first plastic material,Mounting at least wires and pins,Over molding the mounted stator with a second plastic material to form ...

ELECTRIC PUMP

An electric pump includes: a pump unit; a motor unit configured to drive the pump unit; a control unit configured to control driving of the motor unit; and a resin-made housing configured to accommodate the control unit, in which the housing has a housing main body and a cover body, the cover body includes, on an inner surface side thereof, a metal portion which entirely covers at least one surface portion of a control board configuring the control unit, and the metal portion is configured to be groundable. 1. An electric pump comprising:a pump unit;a motor unit configured to drive the pump unit;a control unit configured to control driving of the motor unit; anda resin-made housing configured to accommodate the control unit,wherein the housing has a housing main body and a cover body,the cover body includes, on an inner surface side thereof, a metal portion which entirely covers at least one surface portion of a control board configuring the control unit, andthe metal portion is configured to be groundable.2. The electric pump according to claim 1 ,wherein the metal portion has a top surface portion which covers the one surface portion of the control board, and a tubular portion which is erected on a side of the control board from a peripheral edge of the top surface portion, andthe tubular portion entirely covers a side portion of the control board.3. The electric pump according to claim 2 ,wherein the motor unit includes an annular stator and an extension member extending from the stator toward the control board and electrically connected to the stator, andan end portion of the tubular portion and an end portion of the extension member overlap with each other when viewed in a radial direction of the tubular portion.4. The electric pump according to claim 3 ,wherein at least one of the end portion of the tubular portion and the end portion of the extension member has an elastic portion which is elastically deformable, and the elastic portion is elastically deformed ...

MOTOR CONTROLLER FOR ELECTRIC BLOWERS

A motor controller for an electric motor for driving a blower to generate an airflow. The motor controller includes a processor and a drive circuit configured to regulate power supplied to the motor to turn the blower. The processor computes a system resistance for the blower based on a fixed set point for a first control parameter and a feedback parameter. The processor receives an airflow rate demand value and computes an operating set point for a second control parameter based on the system resistance and the airflow rate demand value. The processor controls the drive circuit based on the operating set point to supply electrical power to the electric motor and to operate the blower to generate the airflow. 1. A motor controller for an electric motor configured to drive a blower to generate an airflow , said motor controller comprising:a drive circuit configured to regulate electrical power supplied to a stator of the electric motor to turn a rotor of the electric motor and generate the airflow; and compute at least one of a system resistance or a static pressure for the blower based on a fixed set point for a first control parameter and a feedback parameter;', 'receive an airflow rate demand value;', 'compute an operating set point for a second control parameter based on the airflow rate demand value and the at least one of the system resistance or the static pressure; and', 'control said drive circuit based on the operating set point to supply the electrical power to the electric motor and to operate the blower to generate the airflow., 'a processor coupled to said drive circuit and configured to2. The motor controller of claim 1 , wherein said processor claim 1 , in computing the system resistance claim 1 , is further configured to:control said drive circuit based on the fixed set point for the first control parameter to supply electrical power to the electric motor and to operate the blower;determine the feedback parameter corresponding to the fixed set point, ...