VENTILATION UNIT

Indoor unit and air conditioning device

Ventilating Unit

A ventilating unit (4) for use on the inner side of an outside wall (1) of a building comprises a passage (3) for passing outside air through the outside wall (1), control means (8) for regulating the amount of outside air that is admitted through the passage (3), and a control unit (7) for controlling the control means (8) on the basis of the pressure difference between the inner side and the outer side of the outside wall (1). According to the invention the ventilating unit (4) is provided with a passageway (5), which extends between the passage (3) in the outside wall (1) and the bottom side of a heating element (2) when the ventilating unit (4) is installed, whilst the control means (8) are mounted in the passageway (5). ...

AIR-CONDITIONING SYSTEM

An air conditioning system includes an air conditioner and a LAN connection unit. The air conditioner has a main body and a remote controller configured to transmit operation information to the main body. The air conditioner is configured to be operated by the remote controller. The LAN connection unit is installed in the air conditioner in order to connect the air conditioner to a LAN and to transmit information obtained from the air conditioner through the LAN. The air conditioner is configured so that the remote controller can be used to implement connection settings pertaining to the LAN in the LAN connection unit. The air conditioner has at least one of a display unit and a sound unit, in order to give notification of setting information regarding the connection settings pertaining to the LAN using the remote controller. 1. An air conditioning system , comprising:an air conditioner having a main body and a remote controller configured to transmit operation information to the main body, the air conditioner being configured to be operated by the remote controller; anda LAN connection unit installed in the air conditioner in order to connect the air conditioner to a LAN and to transmit information obtained from the air conditioner through the LAN,the air conditioner being configured so that the remote controller can be used to implement connection settings pertaining to the LAN in the LAN connection unit, andthe air conditioner having at least one of a display unit configured to present a display and a sound unit configured to emit sounds in order to give notification of setting information regarding the connection settings pertaining to the LAN using the remote controller.2. (canceled)3. The air conditioning system according to claim 1 , whereinthe main body of the air conditioner has an LED as the display unit, andthe setting information is displayed using the LED.4. The air conditioning system according to claim 1 , whereinthe remote controller of the air ...

Air conditioner

An air conditioner comprising a body (1) of the air conditioner; an LED for displaying a running condition and so on of the air conditioner by a light, the LED is provided in an inside of said body (1); a front casing (2) provided on a front side of said body (1); a flexible display component (20) having a recess (23), the display component (20) aesthetically formed diffuses the light from said LED; and a front panel with an intake grille (4) having an opening portion (46) for receiving and engaging both ends (25) of said display component (20) and a protrusion (47) engaged with said recess (23) of said display component (20), the front panel with the intake grille (4) is attached to said front casing (2) so as to be opened and closed, wherein said both ends (25) of said display components are inserted in said opening portion (46) of said front panel with the intake grille (4) by curving said display component (20) in order to fix said display component (20) to said front panel with the ...

CONTROLLER FOR AIR CONDITIONING APPARATUS

The present invention relates to a controller for an air conditioning apparatus. According to one aspect, the controller for an air conditioning apparatus comprises: a communications device communicating with an air conditioning apparatus; and an output device displaying information received from the air conditioning apparatus communicating with the communications device to be displayed on a management screen. The output device receives product information of the air conditioning apparatus from the communicating air conditioning apparatus and displays the management screen corresponding to the received product information when the communications device and the air conditioning apparatus are communicated. COPYRIGHT KIPO 2016 ...

대공간 공기순환식 냉난방기

... 본 발명의 일 실시예에 따르면, 대공간 공기순환식 냉난방기는, 상부 및 하부가 개방된 본체 하우징; 상기 본체 하우징의 내부에 설치되는 온도조절용 블럭; 상기 본체 하우징의 내부에 설치되어 상기 온도조절용 블럭의 상부에 배치되며, 상기 온도조절용 블럭을 향해 강제송풍하는 송풍팬; 상기 본체 하우징의 하부에 설치되며, 하부를 향해 단면적이 감소하는 내부공간을 가지는 호퍼; 서로 반대되는 방향으로 형성된 토출구를 가지며, 상기 호퍼에 연결되어 회전가능한 노즐; 그리고 상기 노즐을 회전구동하는 구동유닛을 포함한다.

INDOOR UNIT OF AIR CONDITIONER

An indoor unit of an air conditioner includes a casing () defining a receiving cavity (), a heat exchanger () and a fan () disposed in the receiving cavity () respectively, and a panel () disposed on a bottom of the casing (). The panel () is movable between a close position in which both an air inlet () and an air outlet () of the receiving cavity () are closed and an open position in which both the air inlet () and the air outlet () are open. In the open position, the panel () at least partially separates the air entering via the air inlet () from the air exiting via the air outlet (). 1. An indoor unit of an air conditioner , comprising:a casing defining a receiving cavity therein, the receiving cavity having an air inlet and an air outlet formed in a bottom of the receiving cavity and spaced apart from each other;a heat exchanger disposed in the receiving cavity and adjacent to the air inlet so as to perform heat exchanging with an air flow entering the receiving cavity via the air inlet;a fan disposed in the receiving cavity; anda panel disposed on a bottom of the casing and movable between a close position and an open position, wherein in the close position, the panel closes both the air inlet and the air outlet, wherein in the open position, the panel opens both the air inlet and the air outlet, and at least partially separates air entering via the air inlet from air exiting via the air outlet.2. The indoor unit of an air conditioner according to claim 1 , wherein in the open position claim 1 , a first end of the panel abuts against a spacing portion between the air inlet and the air outlet claim 1 , a second end of the panel is inclined downwards claim 1 , and an angle α between a plane in which the panel lies and a horizontal plane in which a bottom surface of the casing lies ranges from 15° to 150°.3. The indoor unit of an air conditioner according to claim 2 , wherein the angle α between the plane in which the panel in the open position lies and the ...

에어컨 베이스

... 본 발명의 에어컨 베이스(1)에 있어서, 베이스 몸체(11)를 포함하고, 베이스 몸체(11)는 에어컨 몸체와 분리 가능한 방식으로 조립할 수 있는 조립부(1121)를 구비하고, 베이스 몸체(11)에는 몸체 공기 입구(1141)와 몸체 공기 출구(1151)가 형성되고, 베이스 몸체(11) 내부에는 캐비티가 형성되고, 캐비티에는 송풍기(122)와 공기 처리 모듈(13)이 형성된다. 상기 베이스는 에어컨과 분리 가능한 방식으로 조립할 수 있고, 공기에 대한 추가 처리 기능은 에어컨 몸체와 서로 독립적으로 실현한다.

System for receiving HVAC control information

A device for reading and transmitting control parameter selections to a control system for an HVAC system is disclosed. The device is activated by the control system which receives the encoded control parameter selections. The activation is preferably accomplished by switching a power supply on and off that is associated with the reading and transmitting device.

REFRIGERANT CIRCULATION MAT TYPE COOLING DEVICE

The present invention relates to a refrigerant mounting type air conditioner comprising: a main body unit; and a compartment unit installed on one side of the inside of the main body unit. The main body unit comprises a compressor unit, a motor unit, a suction valve, a room temperature air suction unit, a low temperature air transfer unit, a micro-liquid injection unit, and a liquid refrigerant tank. Also, a wheel is attached to the main body unit in order for the air conditioner to be conveniently moved. A liquid refrigerant is charged in a charging type or is replaced in a tank replacing type. The liquid refrigerant uses water, liquefied oxygen, liquefied nitrogen, or mixture thereof instead of Freon gas or an HCFC matter. Also, an air purifying filter is attached to the air suction unit to automatically purify indoor air. Thus, the liquefied oxygen is manufactured of pure oxygen without impurities and is discharged by being mixed with nitrogen steam at an ideal ratio. Therefore, a user ...

ADVANCED AIR TERMINAL

An air terminal for a heating or air conditioning system includes a housing and a fresh air inlet in the housing to supply a fresh airflow to the air terminal. An outlet diffuser is located at the housing to allow airflow from the air terminal into a conditioned space. An inlet diffuser is located at the housing to allow return airflow from the conditioned space into the air terminal. A coil is located in the housing through which a heat transfer medium is flowable to condition the fresh airflow and/or the return airflow prior to flowing through the outlet diffuser into the conditioned space. A fan is located in the housing to urge return airflow through the inlet diffuser and across the coil.

INDOOR UNIT AND AIR-CONDITIONING APPARATUS

An indoor unit includes: a casing including a top plate and lateral plates; a motor mounted to a central part on an inner surface side of the top plate; a turbofan fixed to a rotary shaft of the motor and configured to rotate through drive of the motor; a drain pan received in the casing and mounted to the lateral plates of the casing; and a bellmouth mounted to the drain pan and configured to rectify a fluid flowing into the casing. The drain pan includes a positioning fitting having: a casing-fixing threaded hole for allowing the drain pan to be fixed to the casing with a screw; and a bellmouth-fixing threaded hole for allowing the bellmouth to be fixed to the drain pan with a screw. 1. An indoor unit , comprising:a casing comprising a top plate and lateral plates;a motor mounted to a central part on an inner surface side of the top plate;a fan fixed to a rotary shaft of the motor and configured to rotate through drive of the motor;a drain pan received in the casing and mounted to the lateral plates of the casing; anda bellmouth mounted to the drain pan and configured to rectify a fluid flowing into the casing, a casing-fixing threaded hole for allowing the drain pan to be fixed to the casing with a screw; and', 'a bellmouth-fixing threaded hole for allowing the bellmouth to be fixed to the drain pan with a screw, 'the drain pan comprising a positioning fitting having'}whereinthe positioning fitting has an oblong hole for allowing the bellmouth to be positioned in conjunction with the bellmouth-fixing threaded hole,the drain pan has a recessed portion conforming to the oblong hole, andthe bellmouth has a projection portion to be fitted into the recessed portion through the oblong hole.2. (canceled)3. The indoor unit of claim 1 , wherein the bellmouth and the drain pan are positioned to each other at one position.4. The indoor unit of claim 1 , wherein the positioning fitting is formed by processing a metal plate or a resin.5. An air-conditioning apparatus claim 1 ...

AIR CIRCULATION TYPE COOLING AND HEATING APPARATUS FOR LARGE SPACE

According to one embodiment of the present invention, provided is an air circulation type cooling and heating apparatus for a large space, which comprises: a main body housing having an upper portion and a lower portion which are open; a block for controlling temperature installed in the main body housing; a blowing fan installed in the main body housing and disposed in an upper portion of the block to forcibly blow air to the block; a hopper installed in an upper portion of the main body housing and having an inner space of which a cross section gets narrower toward a lower portion; a nozzle having discharge holes formed opposite to each other and rotationally connected to the hopper; and a driving unit rotating the nozzle. COPYRIGHT KIPO 2018 ...

COOLING AND HEATING CONVERSION DEVICE, CONTROLLING THE SAME AND AIR CONDITIONING SYSTEM

According to an embodiment of the present disclosure a cooling and heating system includes a plurality of branch holes configured to provide different refrigerants to at least one indoor units. The device also includes a plurality of valves configured to respectively correspond to the plurality of branch holes wherein each valve is configured to select a refrigerant to be provided to at least one indoor unit. The different refrigerants are provided from an outdoor unit. The device further includes a plurality of ports configured to respectively correspond to the plurality of branch holes. The device also includes a processor configured to, in response to an input through the plurality of ports that include an indoor unit information including refrigerant information, control each of the plurality of valves to provide refrigerant corresponding to the refrigerant information through a branch hole corresponding to a port that the refrigerant information is input.

Air-conditioner permitting comfortable sleeping during heating operation

There is disclosed an air-conditioner is provided with an indoor unit including a blower fan for a warm or cold wind to the interior of a room, a louver for adjusting the direction of blowing of warm or cold wind from the fan in a range from the ceiling to the floor, a controller for controlling a volume of wind blowing off from the fan, a temperature of a conditioned air, and an angular adjustment of the louver, respectively, and a console panel permitting switching between cooling and heating modes, setting of a temperature, and setting of various modes. A controller provided in this air-conditioner comprises a temperature shifter for setting a raised temperature higher than a set temperature by a predetermined value when a user present in a room and subject to delivery of a conditioned air sets a sleep mode for comfortable sleep during heating, and a louver controller for adjusting an angle of the louver so as to blow warm air having a raised temperature, in the ceiling direction of ...

CONTROLLER FOR AN AIR CONDITIONING APPARATUS

A controller for an air conditioner is provided that may include a communication device configured to communicate with the air conditioner, and an output device configured to display, on a management screen, information received from the air conditioner communicatively connected to the communication device. Once the communication device is communicatively connected to the air conditioner, the output device may receive product information of the air conditioner from the air conditioner and display the management screen corresponding to the product information received. 1. A controller for an air conditioner , comprising:a communication device configured to communicate with the air conditioner; andan output device configured to display, on a management screen, information received from the air conditioner communicatively connected to the communication device, wherein, once the communication device is communicatively connected to the air conditioner, the output device receives product information of the air conditioner from the air conditioner and displays the management screen corresponding to the product information received.2. The controller according to claim 1 , wherein claim 1 , if the communication device is disconnected from the air conditioner and is connected to an another-type air conditioner claim 1 , the communication device receives the product information from the another-type air conditioner claim 1 , and the output device displays claim 1 , on the management screen claim 1 , the product information received from the another-type air conditioner.3. The controller according to claim 2 , wherein the management screen comprises a communication state display region to display a communication state claim 2 , and wherein the communication state display region displays information indicating normal communication or occurrence of a communication error.4. The controller according to claim 2 , wherein the output device displays claim 2 , on the management screen ...

Air conditioner system

Air conditioner

Controller for an air conditioning apparatus

Apparatus for condensate removal

In a heating, ventilation and air conditioning system such as a heat pump having a multi-zone hydronic thermal distribution system or such as an air conditioner, a novel condensate removal apparatus removes condensate from each zone fan coil. Each fan coil uses a valve to drain condensate from a fan coil drip pan into a drainage conduit. The drainage conduits from each valve carry condensate to a tank. The tank acts as a manifold for fluid collection from the different fan coils. A single pump draws condensate from fan coils through drainage conduits to the tank. This same pump draws a vacuum in the tank and the drainage conduits. The pump uses a single outlet conduit to discharge condensate.

Ventilating Unit

INDOOR DEVICE OF AIR CONDITIONER

System for receiving HVAC control information

System for receiving HVAC control information

A device for reading and transmitting control parameter selections to a control system for an HVAC system is disclosed. The device is activated by the control system which receives the encoded control parameter selections. The activation is preferably accomplished by switching a power supply on and off that is associated with the reading and transmitting device.

A control system

A control system for a heating and ventilation system comprises a central controller (C) connected by a data bus (18) to a number of priority sub-stations (2). Each priority sub-station (2) is associated with a number of further sub-stations (3-5) to form two or more groups of sub-stations (A,B). Each sub-station (2-5) includes controllers which receive information from sensors and output control information to heating and ventilation elements (1). The priority sub-stations (2) can effect control of the sub-stations within its group independently of the central controller (C) thereby obviating the need for passing control information between the central controller (C) and all the sub-stations (2-5). This provides a control system which is readily expandable by the addition of new sub-stations to a group or new groups of sub-controllers thereby providing a more flexible planning and a more adaptable control system. ...

Air conditioner

An air conditioner comprising a body (1) of the air conditioner; an LED for displaying a running condition and so on of the air conditioner by a light, the LED is provided in an inside of said body (1); a front casing (2) provided on a front side of said body (1); a flexible display component (20) having a recess (23), the display component (20) aesthetically formed diffuses the light from said LED; and a front panel with an intake grille (4) having an opening portion (46) for receiving and engaging both ends (25) of said display component (20) and a protrusion (47) engaged with said recess (23) of said display component (20), the front panel with the intake grille (4) is attached to said front casing (2) so as to be opened and closed, wherein said both ends (25) of said display components are inserted in said opening portion (46) of said front panel with the intake grille (4) by curving said display component (20) in order to fix said display component (20) to said front panel with the ...

Indoor set and air conditioner device

Air conditioner and method for controlling air conditioner

PROCESSOR FOR CONTROL INFORMATION

PURPOSE: To transfer effectively and rapidly any user input control parameter to a control system by responding to the control system to read and encode all control parameter select signal. CONSTITUTION: A microprocessor 30 for receiving an input signal corresponding to a select signal generated in a remote controller 26 reads a control parameter select signal and generates a bit train signal to a line 32. The bit train signal is inverted with an inverter 34. The main microprocessor 30 receives an intermittent input logical level signal and is interrupted from program control. The main control microprocessor 36 continues the logical level signal processing to determine a binary value of each bit in a bit train. The binary value of each bit is stored as information checked in effectiveness and accuracy. Following the processing, the microprocessor 36 periodically switches a power supply 38 on and off to actuator or interrupt the microprocessor 30.

Air conditioner

AIR CONDITIONER

PURPOSE: To make a specially comfortable room environment when rising from bed by the use of an input timer by starting heating operation by blowing-up in accordance with set operation start time, making a louver blow down when rising and allowing the room temperature to increase up to the fixed temperature higher than the set temperature. CONSTITUTION: When a time signal C stands 20 minutes before the time of a time set signal B, a louver is rotated so as to make air-flowing transverse on the basis of a blowing-up signal. High temperature air is blown by a high shift-up signal H whose temperature is 5°C higher than that of the temperature set signal Ts to make the ceiling surface high temperature and a bed face is made suitable temperature by the radiation heat of the ceiling face without being blown in the neighborhood of the bed face. When it is rising time, a blowing-down signal from a time discriminator 14 is given to a louver controller 20 to rotate the louver so that an air blowing ...

AIR CONDITIONER

An air conditioner includes a housing, a heat exchanger arranged to exchange heat with air flowing into the housing, a blower fan arranged inside the housing for discharging air that has exchanged heat with the heat exchanger to the outside and a discharging plate having an opening formed to discharge air blown from the blower fan out of the housing, and a plurality of discharging holes formed to discharge air to surroundings of the opening, wherein the discharging plate is arranged to discharge the air that has exchanged heat by the heat exchanger out of the housing, and wherein the discharging plate is made of metal. By such configuration, air conditioner increase user satisfaction. 1. An air conditioner (AC) comprising:a housing;a heat exchanger arranged to exchange heat with air flowing into the housing of the AC;a blower fan arranged inside the housing for blowing the air that has exchanged heat with the heat exchanger out of the housing; and an opening formed to discharge the air blown from the blower fan out of the housing, and', 'a plurality of discharging holes formed to discharge the air from around the opening, wherein the discharging plate is arranged to discharge the air that has exchanged heat by the heat exchanger out of the housing, and wherein the discharging plate is made of metal., 'a metal discharging plate having2. The AC of claim 1 , wherein the plurality of discharging holes are formed in the discharging plate by a press forming process.3. The AC of claim 1 , wherein the discharging plate comprises a first plate combiner arranged along a circumference of the discharging plate to correspond to a first projection arranged along at least a portion of a circumference of the housing claim 1 , such that the discharging plate is fixed to the housing when the first projection is inserted to the first plate combiner.4. The AC of claim 3 , further comprising:a fluid path shaping frame confining a fluid path to guide the air discharged from the blower ...

AIR CONDITIONER

Provided is an air conditioner including a housing, a suction port disposed in the housing, a first discharge port disposed in the housing to discharge a part of air sucked through the suction port, and a second discharge port disposed in the housing to discharge other part of air sucked through the suction port, a heat exchanger configured to perform heat-exchange on the part of air sucked through the suction port, a first blowing fan configured to suck the part of air, which is sucked through the suction port, to discharge the sucked air to the first discharge port, and an intermediate member configured to guide the part of air sucked through the suction port to the heat exchanger, and configured to separate other part of air s sucked through the suction port from the part of air sucked through the suction port. 1. An air conditioner comprising:a housing;at least one suction port, disposed in the housing, through which air is suckable;a first discharge port disposed in the housing;a second discharge port disposed in the housing;a heat exchanger;a first fan configured to discharge the air caused to be sucked through the at least one suction port to the first discharge port; and to guide the air caused to be sucked through the at least one suction port by the first blowing fan to the first blowing fan, and from the first blowing fan to the heat exchanger, and', 'to guide other air sucked through the at least one suction port to the second discharge port to be discharged through the second discharge port, without the other air passing through the heat exchanger., 'an intermediate member configured'}2. The air conditioner of claim 1 , wherein the intermediate member comprisesa guide portion configured to form at least part of a first flow path for the air caused to be sucked through the at least one suction port to the first discharge port, and configured to guide air in the first flow path to the heat exchanger; anda partition configured to divide between the first ...

Indoor device of air conditioner

An indoor unit or device of an air conditioner is provided that may include an outer plate configured to form an exterior of a cabinet configured to be installed at a ceiling of an indoor space; an inner case accommodated inside of the outer plate, and configured to form an internal space of the cabinet; a fan provided inside of the inner case; a heat exchanger provided to cover an outer side of the fan; a panel configured to shield the cabinet, and having an inlet port through which indoor air may be suctioned in and a panel outlet port through which heat-exchanged air may be discharged; and a drain pan assembly seated on an upper end of the inner case, and configured to collect condensate generated from the heat exchanger. An extension that extends to an open end of the outer plate may be formed at a side surface of the inner case corresponding to the panel outlet port, and a recess, which may be recessed in a shape corresponding to the panel outlet port, may be formed at an outer end of the drain pan assembly. Both ends of the extension may be in contact with an inner side surface of the recess, and form an outlet port which is in communication with the panel outlet port.

System and Method for Controlling Multi-Zone Vapor Compression Systems

A multi-zone vapor compression system (MZ-VCS) includes a compressor connected to a set of heat exchangers controlling environments in a set of zones, a supervisory controller determining a set of control inputs for controlling a vapor compression cycle of the MZ-VCS, and a set of capacity controllers. The supervisory controller is a model predictive controller (MPC) determining the set of control inputs using a model of the MZ-VCS including a linear relationship between thermal capacities of each heat exchanger and temperatures in a corresponding zone controlled by the heat exchanger. Each capacity controller enforces the linear relationship between the thermal capacity and the temperature in the corresponding zone. 1. A multi-zone vapor compression system (MZ-VCS) , comprising:a compressor connected to a set of heat exchangers controlling environments in a set of zones, wherein there is at least one heat exchanger for each zone;a supervisory controller including a processor determining a set of control inputs for controlling a vapor compression cycle of the MZ-VCS, wherein the supervisory controller is a model predictive controller (MPC) determining the set of control inputs using a model of the MZ-VCS including a linear relationship between thermal capacities of each heat exchanger and temperatures in a corresponding zone controlled by the heat exchanger; anda set of capacity controllers, wherein there is one capacity controller for each heat exchanger, each capacity controller enforces the linear relationship between the thermal capacity and the temperature in the corresponding zone.2. The MZ-VCS of claim 1 , wherein the supervisory controller optimizes a cost function subject to constraints on the vapor compression cycle to produce the set of control inputs including a value of the thermal capacity requested for each heat exchanger to achieve a setpoint temperature in the corresponding zone claim 1 , wherein the capacity controller determines a setpoint ...

CONDITIONING AND/OR HEATING PLANT AND PROCESS OF CONTROLLING THE SAME PLANT

A conditioning or heating plant and a process of controlling the plant, wherein plant comprises at least one circuit for distributing a carrier fluid, having a delivery line, a return line, and a plurality of channels directly or indirectly connected to the delivery line and return line and configured for supplying respective environments to be conditioned and/or heated, at least one heat treatment central group placed on the circuit. The plant has, for each of the channels, at least one respective heat exchange unit and at least one flow-rate regulator. 2. Process according to claim 1 , wherein the controlling process provides to: the hydraulic head imposed to the carrier fluid passing through the central group,', 'the heating imposed to the carrier fluid passing through the central group,', 'the cooling imposed to the vector fluid passing through the central group,, 'command the heat treatment central group to regulate at least one general parameter selected amongcommand each flow-rate regulator to impose a respective initial value of the energy parameter associated to each heat exchange unit,and wherein the step of comparing, for each heat exchange unit, said desired value of the energy parameter with said effective value of the same energy parameter in turn provides to verify, for each heat exchange unit, if the effective value of the energy parameter deviates more than a predetermined threshold from the desired value of the same energy parameter.3. Process according claim 1 , wherein—if claim 1 , as a result of said comparison step claim 1 , it results that claim 1 , for at least one heat exchange unit claim 1 , the effective value of the energy parameter deviates more than a predetermined threshold from the desired value of the same energy parameter—the controlling process further comprises a step of commanding a variation of an operative condition of at least one among:the flow-rate regulator present on the channel of the heat exchange unit,a heat exchange ...

AIR CONDITIONER

An air conditioner includes a main body, a blower fan disposed in the main body, a discharge panel including a main outlet configured to discharge air discharged from the blower fan and a plurality of fine outlets provided near the main outlet, an opening and closing member configured to move in forward and backward directions and open and close the main outlet, and a lighting apparatus disposed on a back surface of the opening and closing member and configured to emit light to a back side thereof. Since an area illuminated by the lighting apparatus is changed according to a position of the opening and closing member, a user intuitively identifies an operational state of the air conditioner. 1. An air conditioner comprising:a main body;a blower fan disposed in the main body;a discharge panel including a main outlet configured to discharge air discharged from the blower fan and a plurality of fine outlets provided near the main outlet;an opening and closing member configured to move in forward and backward directions to open and close the main outlet; anda lighting apparatus disposed on a back surface of the opening and closing member and configured to emit light to a back side thereof.2. The air conditioner according to claim 1 , wherein:the main outlet is formed in a circular shape;the opening and closing member includes an opening and closing part formed in a disc shape and configured to open and close the main outlet; andthe lighting apparatus is formed in a ring shape and disposed on a back surface of the opening and closing part.3. The air conditioner according to claim 1 , wherein:the opening and closing member includes a mounting groove formed in a concave ring shape and provided on the back surface thereof; andthe lighting apparatus includes a light source formed in a ring shape and accommodated in the mounting groove.4. The air conditioner according to claim 3 , wherein the lighting apparatus further includes a transparent window formed in a ring shape of a ...

AIR-CONDITIONING APPARATUS AND METHOD FOR CONTROLLING AIR-CONDITIONING APPARATUS

An air-conditioning apparatus includes a refrigerant circuit formed by connecting, with pipes, a compressor, a first refrigerant flow switching device, a heat-source-side heat exchanger, an expansion device, and a plurality of intermediate heat exchangers. A heat medium circuit is formed by connecting, with pipes, a plurality of pumps configured to pressurize and circulate the heat medium subjected to heat exchange in the plurality of intermediate heat exchangers, a plurality of use-side heat exchangers each configured to exchange heat between the heat medium and air in an air-conditioned space, and a heat-medium flow switching/control device configured to switch which of the heat medium is to be allowed to flow into and out of each of the use-side heat exchangers; and a controller configured to perform processing for controlling the switching performed by the heat-medium flow switching/control device, in accordance with a capacity of each of the use-side heat exchangers. 1. An air-conditioning apparatus comprising:a refrigerant circuit formed by connecting, with pipes, a compressor configured to compress heat-source-side refrigerant, a refrigerant flow switching device configured to switch a circulation path of the heat-source-side refrigerant, a heat-source-side heat exchanger configured to cause the heat-source-side refrigerant to exchange heat, an expansion device configured to regulate a pressure of the heat-source-side refrigerant, and a plurality of intermediate heat exchangers each configured to exchange heat between the heat-source-side refrigerant and a heat medium different from the heat-source-side refrigerant;a heat medium circuit formed by connecting, with pipes, a plurality of pumps configured to pressurize and circulate the heat medium subjected to heat exchange in the plurality of intermediate heat exchangers, a plurality of use-side heat exchangers each configured to exchange heat between the heat medium and air in an air-conditioned space, and a ...

GEOTHERMAL HEATING AND COOLING SYSTEM

A geothermal heating and cooling system that uses a water source to provide a heat transfer medium is provided. Elements of the system may include a water source, one or more circulation loops coupled to the water source, a heat exchanger and/or heat pump, and/or a monitoring component configured to monitor for conditions within the system, including leak integrity and water quality. 1. A system for geothermal heating and cooling , the system comprising:a water source;a circulation loop coupled to the water source and passing proximate to a space to be heated or cooled, the circulation loop configured to circulate water from the water source;a heat pump coupled to the circulation loop and configured to provide heat transfer between the water and the space to be heated or cooled; and quality of the water, and', 'leak integrity of the circulation loop., 'a monitoring component configured to monitor for at least one of2. The system of claim 1 , further comprising a first fluid coupling joined to the circulation loop and to the water source claim 1 , the first fluid coupling configured to provide the water to the circulation loop from the water source.3. The system of claim 2 , further comprising a second fluid coupling joined to the circulation loop and to the water source claim 2 , the second fluid coupling configured to return the water from the circulation loop to the water source.4. The system of claim 3 , further comprising a third fluid coupling joined to the circulation loop and to a diffusion well claim 3 , and a junction with at least one valve configured to selectively direct the water through the first fluid coupling or the second fluid coupling.5. The system of claim 1 , wherein the monitoring component is configured to:extract a portion of the water from the circulation loop or from the water source at a location downstream of the circulation loop; and contaminants; and', 'biologics and pathogens., 'test the water for at least one of6. The system of claim ...

AIR CONDITIONER

An air conditioner includes a housing, a heat exchanger arranged to exchange heat with air flowing into the housing, a blower fan arranged inside the housing for discharging air that has exchanged heat with the heat exchanger to the outside and a discharging plate having an opening formed to discharge air blown from the blower fan out of the housing, and a plurality of discharging holes formed to discharge air to surroundings of the opening, wherein the discharging plate is arranged to discharge the air that has exchanged heat by the heat exchanger out of the housing, and wherein the discharging plate is made of metal. By such configuration, air conditioner increase user satisfaction. 1. An air conditioner comprising:a housing having an exterior panel and a discharge panel, the discharge panel being coupleable to the exterior panel; anda heat exchanger arranged inside the housing, the heat exchanger being configured to exchange heat with air in the housing, 'a discharge plate, through which the heat exchanged air is discharged to the outside of the housing, the discharge plate forming a gap with an inner side of the exterior panel while the discharge plate is coupled to the exterior panel and the inner side of the exterior panel faces at least a portion of the discharge plate.', 'wherein the discharge panel is configured to discharge the heat exchanged air to an outside of the housing, and the discharge panel comprises2. The air conditioner of claim 1 , wherein the gap is formed on an outer side of the discharge plate along a side direction of the discharge plate.3. The air conditioner of claim 1 , wherein the discharge panel comprises:a frame guiding the heat exchanged air to the discharge plate, andwherein the at least the portion of discharge plate is a plate flange arranged between the frame and the exterior panel.4. The air conditioner of claim 3 , wherein the exterior panel comprises a separation member formed such that the gap is formed between the plate ...

AIR CONDITIONER

An air conditioner includes a housing, a heat exchanger arranged to exchange heat with air flowing into the housing, a blower fan arranged inside the housing for discharging air that has exchanged heat with the heat exchanger to the outside and a discharging plate having an opening formed to discharge air blown from the blower fan out of the housing, and a plurality of discharging holes formed to discharge air to surroundings of the opening, wherein the discharging plate is arranged to discharge the air that has exchanged heat by the heat exchanger out of the housing, and wherein the discharging plate is made of metal. By such configuration, air conditioner increase user satisfaction. 1. An air conditioner (AC) comprising:a housing;a heat exchanger arranged to exchange heat with air flowing into the housing of the AC;a blower fan arranged inside the housing for blowing the air that has exchanged heat with the heat exchanger out of the housing; and an opening formed to discharge the air blown from the blower fan out of the housing, and', 'a plurality of discharging holes formed to discharge the air from around the opening, wherein the discharging plate is arranged to discharge the air that has exchanged heat by the heat exchanger out of the housing, and wherein the discharging plate is made of metal., 'a metal discharging plate having2. The AC of claim 1 , wherein the plurality of discharging holes are formed in the discharging plate by a press forming process.3. The AC of claim 1 , wherein the discharging plate comprises a first plate combiner arranged along a circumference of the discharging plate to correspond to a first projection arranged along at least a portion of a circumference of the housing claim 1 , such that the discharging plate is fixed to the housing when the first projection is inserted to the first plate combiner.4. The AC of claim 3 , further comprising:a fluid path shaping frame confining a fluid path to guide the air discharged from the blower ...

SYSTEM AND METHOD FOR SWITCHING A MULTIPLE-ZONE HEAT PUMP REFRIGERANT SYSTEM BETWEEN COOLING AND HEATING MODES

A computer-implemented method of controlling an operational mode of an outdoor unit connected to a plurality of indoor units, the method including: determining an operational mode of an outdoor unit; determining, at a master decision unit, a target outdoor mode for the outdoor air-conditioning unit based on the priority, the current area mode, the current area temperature, and the set point for each of the indoor units, the maximum actual standby duration and the maximum allowable standby duration of each of the indoor units, and the minimum active duration and the current active duration for the outdoor unit; and systematically controlling the operational mode to become the target outdoor mode when the target outdoor mode is different from the operational mode. 1. A computer-implemented method of controlling an operational mode of an outdoor air-conditioning unit connected to a plurality of indoor air-conditioning units , the method comprising:determining the operational mode of the outdoor air-conditioning unit;determining a priority for each of the plurality of indoor air-conditioning units, a maximum standby duration for the plurality of indoor air-conditioning units, and a minimum active duration for the outdoor air-conditioning unit;providing a master decision unit with the priority for each of the plurality of indoor air-conditioning units, the maximum standby duration for the plurality of indoor air-conditioning units, and the minimum active duration for the outdoor air-conditioning unit;determining a current area mode, a current area temperature, a set point, and an actual standby duration for each of the plurality of indoor air-conditioning units, and a current active duration for the outdoor air-conditioning unit;providing the master decision unit with the current area mode, the current area temperature, the set point, and the actual standby duration for each of the plurality of indoor air-conditioning units, and the current active duration for the ...

System and method for controlling multi-zone vapor compression systems

A multi-zone vapor compression system (MZ-VCS) includes a compressor connected to a set of heat exchangers controlling environments in a set of zones. A supervisory controller includes a processor configured for optimizing a cost function subject to constraints on an operation of the MZ-VCS to produce a set of values of the thermal capacity requested for the set of heat exchangers to achieve setpoint temperatures in the corresponding zones. The supervisory controller is a model predictive controller for determining the set of control inputs using a model of the MZ-VCS including a linear relationship between the thermal capacity of each heat exchanger and the temperature in a corresponding zone controlled by the heat exchanger. A set of capacity controllers, wherein there is one capacity controller for each heat exchanger, such that each capacity controller is configured for controlling the corresponding heat exchanger to achieve the requested thermal capacity.

Indoor unit and air-conditioning apparatus

An indoor unit includes: a casing including a top plate and lateral plates; a motor mounted to a central part on an inner surface side of the top plate; a turbofan fixed to a rotary shaft of the motor and configured to rotate through drive of the motor; a drain pan received in the casing and mounted to the lateral plates of the casing; and a bellmouth mounted to the drain pan and configured to rectify a fluid flowing into the casing. The drain pan includes a positioning fitting having: a casing-fixing threaded hole for allowing the drain pan to be fixed to the casing with a screw; and a bellmouth-fixing threaded hole for allowing the bellmouth to be fixed to the drain pan with a screw.

Indoor device of air conditioner

An indoor unit or device of an air conditioner is provided that may include an outer plate configured to form an exterior of a cabinet configured to be installed at a ceiling of an indoor space; an inner case accommodated inside of the outer plate, and configured to form an internal space of the cabinet; a fan provided inside of the inner case; a heat exchanger provided to cover an outer side of the fan; a panel configured to shield the cabinet, and having an inlet port through which indoor air may be suctioned in and a panel outlet port through which heat-exchanged air may be discharged; and a drain pan assembly seated on an upper end of the inner case, and configured to collect condensate generated from the heat exchanger. An extension that extends to an open end of the outer plate may be formed at a side surface of the inner case corresponding to the panel outlet port, and a recess, which may be recessed in a shape corresponding to the panel outlet port, may be formed at an outer end of the drain pan assembly. Both ends of the extension may be in contact with an inner side surface of the recess, and form an outlet port which is in communication with the panel outlet port.

Air-conditioning apparatus and method for controlling air-conditioning apparatus by ranking capacities for use-side heat exchangers

An air-conditioning apparatus includes a refrigerant circuit formed by connecting, with pipes, a compressor, a first refrigerant flow switching device, a heat-source-side heat exchanger, an expansion device, and a plurality of intermediate heat exchangers. A heat medium circuit is formed by connecting, with pipes, a plurality of pumps configured to pressurize and circulate the heat medium subjected to heat exchange in the plurality of intermediate heat exchangers, a plurality of use-side heat exchangers each configured to exchange heat between the heat medium and air in an air-conditioned space, and a heat-medium flow switching/control device configured to switch which of the heat medium is to be allowed to flow into and out of each of the use-side heat exchangers; and a controller configured to perform processing for controlling the switching performed by the heat-medium flow switching/control device, in accordance with a capacity of each of the use-side heat exchangers.