棒球帽（DIY恐龙）

肩带

Efficient meter reading method

The invention discloses an efficient meter reading method, and relates to the technical field of meter reading. The method comprises the following steps: S1, pasting a bar code on a meter, or directly pasting the bar code into the water meter when the water meter is produced, and S2, carrying out photographing or video identification on the meter. The image recognition technology is utilized, the bar code technology, terminal equipment photographing and the OCR image recognition technology are integrated together, rapid meter reading is achieved, the method can be suitable for rapid meter reading in the fields of water meters, electricity meters, gas meters and other meters, the manual meter reading accuracy is improved, the manual meter reading efficiency is improved, the water meters and bar codes are combined, and the meter reading efficiency is improved. The reading of the water meter and the identification code of the water meter are read at a time, the water meter is convenient to ...

Underground working condition fault diagnosis method and device

The invention provides an underground working condition fault diagnosis method and device, and belongs to the field of tubular column safety diagnosis. Factors influencing breaking and disengaging of the sucker rod are attributed to a pump working condition influence factor and a shaft working condition influence factor, the two influence factors are fused into an existing mechanical model, the maximum suspension center load of the up-down stroke is made to be matched with the field working condition by adjusting parameters, the deviation condition of the influence factors is examined, and the type of abnormity specifically occurring in the well is judged. According to the diagnosis method, the sucker rod breaking reason can be diagnosed according to the ground key parameters, the abnormity of a pump can be diagnosed, and the abnormity of shaft friction can also be diagnosed. Meanwhile, intelligent diagnosis is carried out through a diagnosis model trained through machine learning based ...

MULTIPLE-RESPONSE FLUORESCENT INK AND PREPARATION METHOD

A multiple-response fluorescent ink and a preparation method, comprising the following component composition in parts by weight: 0.5 to 5 parts by weight rare-earth metal salt, 1 to 5 parts by weight organic ligand, 50 to 70 parts by weight organic solvent, 20 to 30 parts by weight macromolecular resin, and 0.1 to 2 parts by weight auxiliary agent; the rare-earth metal salt comprising one or both of europium salt and terbium salt; the organic ligand comprising β-diketone molecules; the macromolecular resin comprising one or a plurality of acrylic resin, epoxy resin, vinyl resin and polyurethane; and the auxiliary agent comprising one or a plurality of: drying agent, dilution agent, viscosity reducing agent, thinning agent, antioxidant, anti-gelling agent, defoaming agent, surfactant, anti-pinhole agent, slip agent and plasticizer. The fluorescent ink of the present invention presents different fluorescent colors under different ultraviolet wavelength conditions, and, stimulated by various ...

ELECTRIC SYSTEM FOR GENERATING POWER USING METHANOL-WATER REFORMING, AND CONTROL METHOD

Disclosed are an electric system for generating power using methanol-water reforming, and a control method. The electric system comprises a hydrogen production device, a power generation device and an electric device, wherein the hydrogen production device produces hydrogen through methanol-water reforming, the produced hydrogen is transported to the power generation device to generate power, and the generated power can make the electrical appliance operate; and the electric device is one or more of a television, a computer, a mobile phone, a washing machine, a refrigerator and an air conditioner. By means of the electric system for generating power using methanol-water reforming, and the control method therefor proposed in the present invention, electrical appliances such as an air conditioner, a refrigerator, a washing machine, a computer, a television, etc. can be operated without an additional power source.

Fabricated partition wall connecting device and connecting method

The invention discloses an assembly type partition wall connecting device which comprises a first connecting plate, a second connecting plate, a first inclined block and a second inclined block, the opposite faces of the first inclined block and the second inclined block are inclined faces, the first inclined block and the second inclined block are in mutual sliding contact through the inclined faces of the first inclined block and the second inclined block, and the first inclined block and the second inclined block are pressed tightly through pre-tightening bolts. And the first inclined block and the second inclined block generate mutual sliding displacement through the inclined surfaces, and the first connecting plate and the second connecting plate are tensioned towards the middle, so that the two partition boards are butted and close to each other. According to the connecting device, in the splicing process of the partition boards, the butt joint faces of the partition boards do not ...

INDENOISOQUINOLINONE DERIVATIVES, MANUFACTURING METHOD AND MEDICAL USE THEREOF.

Indenoisoquinolinone derivatives (I), the manufacturing method and the medical use thereof, which belong to pharmaceutical chemistry and organic chemistry field, are disclosed. These compounds can be used for treating several medical symptoms related to postmenopausal syndrome, uterine fibers deterioration and aortic smooth muscle cells proliferation, especially ER-(+) depend breast cancer. Meanwhile, these compounds can also be used for treating glioma and lung cancer, and have inhibiting effect on tumor metastasis.

METHANOL WATER REFORMING-BASED HYDROGEN PRODUCTION ELECTRIC GENERATOR

A methanol water reforming-based hydrogen production electric generator comprises an electronic control system, a methanol water feed system (4), a hydrogen production system and a power generation system. The electronic control system comprises a control mainboard (1), a power supply apparatus (2) and a power output port (3). The control mainboard (1) is used for controlling running of the methanol water feed system (4), the hydrogen production system, and the power generation system. The power supply apparatus (2) comprises a rechargeable battery (201), and is used for supplying power to the hydrogen production electric generator in a starting process of the hydrogen production electric generator. The methanol water feed system (4) comprises a liquid inlet main pipe (401), a delivery pump (402), a liquid feed starting electromagnetic valve (403), a liquid feed starting branch pipe (404), a hydrogen production liquid feed electromagnetic valve (405), and a hydrogen production liquid inlet ...

METHANOL-WATER REFORMING HYDROGEN PREPARATION MACHINE AND HYDROGEN PREPARATION METHOD THEREOF

A methanol-water reforming hydrogen preparation machine and a hydrogen preparation method thereof. The methanol-water reforming hydrogen preparation machine comprises a methanol-water storage container (1), a delivery pump (2), a heat exchanger (3), and a reformer (4). The reformer (4) is provided with a reforming chamber (41), an electromagnetic heater (42), and a hydrogen purification apparatus (43). The electromagnetic heater (42) comprises an electromagnetic coil (421) and a metal magnet (422). The electromagnetic coil (421) is capable of generating a high-frequency magnetic field after being powered up, so that the metal magnet is inducted by the magnetic field to emit heat and provide heat energy for the reforming chamber (41). The reforming chamber (41) is used for conducting a reforming hydrogen preparation reaction with methanol and water, so that high-temperature mixed gas mainly containing carbon dioxide and hydrogen is obtained. After the temperature of the high-temperature ...

Ice blade contour measurement and cutting optimization method and ice blade cutting device

The invention discloses an ice skate blade contour cutting optimization method and an ice skate blade cutting device, and belongs to the field of numerical control system machining. Comprising the following steps: fitting a measured template ice skate blade profile curve, and storing a template ice skate blade fitting curve; fitting the measured contour curve of the grinding ice skate blade, wherein the fitting mode is consistent with that of the sample plate ice skate blade; projecting the sample plate ice skate blade fitting curve and the grinding ice skate blade fitting curve to the same coordinate system; and translating and rotating the sample plate ice skate blade fitting curve, so that the area between the sample plate ice skate blade fitting curve and the grinding ice skate blade fitting curve is minimum, and at the moment, the track of the sample plate ice skate blade in the coordinate system is the optimal cutting path of the grinding ice skate blade. According to the invention ...

SMALL-SCALE EQUIPMENT FOR PRODUCING HYDROGEN BY USING METHANOL WATER, AND HYDROGEN PRODUCTION METHOD THEREOF

Disclosed are small-scale equipment for producing hydrogen by using methanol water, and a hydrogen production method thereof. The hydrogen production equipment comprises a liquid storage container, a raw material conveying device, a hydrogen production device, a membrane separation device, and a hydrogen conveying pipeline. Hydrogen produced by the hydrogen production device is separated by using the membrane separation device, and is conveyed through the hydrogen conveying pipeline. The hydrogen conveying pipeline is provided with a mechanical safety valve. The mechanical safety valve comprises a valve main body, an elastic mechanism, and an upspringing end. The upspringing end is disposed close to a switch of the raw material conveying device, and when the upspringing end is sprung up, the switch of the raw material conveying device and/or the switch of the hydrogen production device can be disconnected. In the small-scale equipment for producing hydrogen by using methanol water and the ...

CHARGING STATION HAVING MULTIPLE GROUPS OF METHANOL-WATER REFORMING HYDROGEN PRODUCTION AND POWER GENERATION MODULES, AND METHOD

Disclosed is a charging station having multiple groups of methanol-water reforming hydrogen production and power generation modules. The charging station comprises a control device, a methanol-water storing and conveying device, at least three groups of methanol-water reforming hydrogen production and power generation modules, an alternating-current direct-current electric power conversion device, and a plurality of chargers. Each methanol-water reforming hydrogen production and power generation module comprises a reformer and a fuel battery. Methanol and water raw materials have a reforming hydrogen production reaction in the reformer, and produced hydrogen enters the fuel battery; in the fuel battery, the hydrogen and oxygen in the air have an electrochemical reaction, and electric power output is generated; and in the charging process, each charger feeds back an instant charging power requirement quantity to the control device, and the control device controls, according to charging power ...

SYSTEM AND METHOD FOR GENERATING ELECTRICITY VIA HYDROGEN GENERATION FROM METHANOL-WATER

Provided are a system and method for generating electricity via hydrogen generation from methanol-water. The system for generating electricity via hydrogen generation from methanol-water comprises a methanol-water storage vessel (1), a delivery pump (2), a system for hydrogen generation from methanol-water (3), a fuel battery (4), a water-circulating cooling system (5) and a heat pump device (6), wherein the methanol-water storage vessel is used for storing a methanol-water raw material, and the methanol-water raw material can be driven by the delivery pump to be delivered to the system for generating hydrogen from methanol-water via a delivery pipeline; the system for hydrogen generation from methanol-water is used for generating hydrogen through the reforming reaction of methanol and water, and supplying the hydrogen to the fuel battery; the fuel battery is used for producing an electric energy through the electrochemical reaction of hydrogen and oxygen; the water-circulating cooling ...

FUEL CELL OXYGEN SUPPLY SYSTEM AND OXYGEN SUPPLY METHOD

The present invention discloses a fuel cell oxygen supply system and oxygen supply method for the same. The oxygen supply system comprises a fuel cell, compressed air/oxygen container and jet pressure-reducing regulation subsystem. The fuel cell is used to electrochemically react hydrogen with oxygen in the air to generate electrical energy. The compressed air/oxygen container stores compressed air/oxygen therein. The jet pressure-reducing regulation subsystem comprises a compressed air/oxygen input channel, external air input channel and mixed air output channel. A terminal end of the compressed air/oxygen input channel is provided with a jet opening fitted with the external air input channel. When the compressed air/oxygen is jetted toward the mixed air output channel via the jet opening, an air jet is formed at the jet opening, and the air jet draws the air in the external air input channel. After these two air flows are mixed, the mixed air is outputted via the mixed air output channel ...

SYSTEM AND METHOD FOR INTEGRATION OF AUTOMOTIVE ELECTRICITY GENERATION AND REFRIGERATION

A system and method for the integration of automotive electricity generation and refrigeration, the system comprising a methanol hydrogen production device (100), a hydrogen electricity generation device (300), and a refrigeration air-conditioning device (500). The methanol hydrogen production device (100) prepares hydrogen, and conveys the prepared hydrogen to the hydrogen electricity generation device (300). The hydrogen electricity generation device (300) utilises the hydrogen to give out electrical energy, and releases heat energy. The refrigeration air-conditioning device (500) utilises the heat energy released by the hydrogen electricity generation device for refrigeration. The refrigeration air-conditioning device (500) comprises a condenser (51), an evaporator (52), several throttle valves, a first adsorption generator (53) and a second adsorption generator (54), and an ammonia-containing mixture is provided within the two adsorption generators. The system and method effectively ...

HYDROGEN PURIFICATION DEVICE PROTECTION SYSTEM AND METHOD BASED ON METHANOL-WATER REFORMING HYDROGEN PRODUCTION SYSTEM

Provided are a hydrogen purification device protection system and method based on a methanol-water reforming hydrogen production system. The protection system comprises a reformer (1), a methanol-water storing and transporting subsystem (4), a vacuumizing and air discharging subsystem (5), and a non-hydrogen and non-oxygen protection gas conveying subsystem (6). The reformer (1) comprises a reforming chamber (101) and a hydrogen purification device (102). The reforming chamber (101) is used for allowing methanol and water steam to be subjected to a reforming reaction to prepare a mixed gas of hydrogen and carbon dioxide. The hydrogen purification device (102) is used for separating the prepared mixed gas of hydrogen and carbon dioxide. The methanol-water storing and transporting subsystem (4) is used for transporting methanol and water raw materials to the reforming chamber (101) of the reformer (1). The vacuumizing and air discharging subsystem (5) is used for pumping air in pipelines ...

STARTING SYSTEM FOR STARTING REFORMING-BASED HYDROGEN PRODUCTION APPARATUS

A starting system (6) for starting a reforming-based hydrogen production apparatus (5). The reforming-based hydrogen production apparatus (5) and the starting system (6) use methanol water as a raw material. The starting system (6) comprises a liquid inlet vertical pipe (601), a flame disk (602), an upper cover body (603) and an igniter (604). The flame disk (602) and the upper cover body (603) are disposed on the liquid inlet vertical pipe (601) from bottom to top; a small hole (6031) communicated with the liquid inlet vertical pipe (601) is provided in the middle of the upper cover body (603); the methanol water raw material can flow upwards to the small hole (6031) from the liquid inlet vertical pipe (601), then overflows from the small hole (6031), and spreads in all directions along an upper side surface of the upper cover body (603) until flowing into the flame disk (602). An ignition position of the igniter (604) corresponds to the upper side surface of the upper cover body (603) ...

HYDROGEN PRODUCTION MACHINE UTILIZING METHANOL AND WATER AND HYDROGEN PRODUCTION METHOD THEREOF

Provided are a hydrogen production machine utilizing methanol and water and a hydrogen production method thereof. The hydrogen production machine utilizing methanol and water comprises a methanol and water storage container (1), a delivery pump (2), a heat exchanger (3), a reformer (4), a separation device (5) and a fuel cell (6). The delivery pump is used for delivering methanol and water in the methanol and water storage container to a reforming chamber of the reformer; the heat exchanger is used for carrying out heat exchange on low-temperature methanol and water and high-temperature mixed gas output from the reforming chamber; the reformer is provided with the reforming chamber and an electric heater, the electric heater provides heat energy for the reforming chamber, the high-temperature mixed gas that is mainly carbon dioxide and hydrogen is prepared in the reforming chamber, passes through the heat exchanger and then enters the separation device to be separated to obtain the hydrogen ...

Water hydrogen humidifier

... 本实用新型揭示了一种水氢加湿器，所述加湿器包括：加湿器本体、甲醇制氢系统、氢气发电系统，甲醇制氢系统、氢气发电系统、加湿器本体依次连接；所述加湿器本体包括壳体、盛水容器、控制器、换能器、雾量调节器、风扇，控制器、换能器、雾量调节器、风扇设置于壳体内，控制器控制换能器、雾量调节器、风扇的工作；所述甲醇制氢系统利用甲醇水蒸气重整制备氢气，氢气通过镀有钯银合金的膜分离装置获得高纯度的氢气，获取的氢气通过氢气发电系统发电，发出的电能供加湿器本体工作。本实用新型提出的水氢加湿器，可利用甲醇制得氢气发电作为加湿器本体的能源，可以将加湿器本体用于没有交流电的场所。 ...

On-line measuring and compensating method for grinding error of grinding machine based on instruction domain analysis

The invention belongs to the related technical field of numerical control machine tools, and discloses a grinding machine grinding error online measurement and compensation method based on instruction domain analysis. The method comprises the following steps of: S1, accessing a measuring instrument into a numerical control system, setting sampled processing state information and processing program instruction sequence information, and setting parameters corresponding to the processing state information and the processing program instruction sequence information in the numerical control system so as to collect signals of the measuring instrument in real time; s2, the signals, collected in real time, of the measuring instrument are communicated with the numerical control system, the grinding amount and the grinding progress are calculated in the numerical control system, and therefore the real-time grinding amount and the real-time grinding progress are obtained; and S3, the grinding amount ...

QUICK-START SYSTEM FOR PREPARING HYDROGEN VIA AQUEOUS METHANOL, AND HYDROGEN PREPARATION METHOD

Disclosed are a quick-start system for preparing hydrogen via aqueous methanol, and hydrogen preparation method. The system comprises a liquid storage container, a raw material feeding device, a quick-start device, hydrogen preparation equipment and a membrane separation device; the quick-start device comprises a first start device and a second start device; the first start device comprises a first heating mechanism and a first gasification pipeline, the first gasification pipeline winding around the first heating mechanism; one end of the first gasification pipeline is connected to the liquid storage container, and feeds methanol into the first gasification pipeline via the raw material feeding device, for the first heating mechanism to heat and gasify; the hydrogen preparation equipment comprises a reforming chamber; the second start device comprises a second gasification pipeline, the main body of the second gasification pipeline being disposed in the reforming chamber; and the methanol ...

Spoken language teaching evaluation method based on artificial intelligence

The invention provides a spoken language teaching evaluation method based on artificial intelligence, and the method comprises the steps: obtaining audio data of a target text read by a student, carrying out the processing of the audio data to obtain n frames of audio segments, carrying out the feature extraction of each frame of audio segment, obtaining a feature vector set F, and further determining a to-be-recognized phoneme sequence P corresponding to the audio data; and aligning the to-be-recognized phoneme sequence P with the reference phoneme sequence C of the target text, and determining a phoneme sequence alignment result to generate a spoken language evaluation result of the student. According to the mode, the audio data of the target text read by the student is formed into the to-be-recognized phoneme sequence P through the artificial intelligence technology, the to-be-recognized phoneme sequence P is analyzed in the mode of aligning the to-be-recognized phoneme sequence P with ...

REFORMER FOR HYDROGEN PRODUCTION SYSTEM UTILIZING METHANOL AND WATER, HYDROGEN PRODUCTION SYSTEM UTILIZING METHANOL AND WATER AND HYDROGEN PRODUCTION METHOD

A reformer (1) for a hydrogen production system utilizing methanol and water, a hydrogen production system utilizing methanol and water and a hydrogen production method. A starting device (2) is installed at one end of the reformer (1) for the hydrogen production system utilizing methanol and water, the starting device (2) comprises a cup base (21), and a raw material input pipeline (22), a heating gasification pipeline (23), an ignition device (24) and a temperature detection device (25) are installed on the cup base (21). The raw material input pipeline (22) is communicated with the heating gasification pipeline (23), and raw materials enter the heating gasification pipeline (23) through the raw material input pipeline (22) and then are output from the tail end of the heating gasification pipeline (23). The position of the ignition device (24) corresponds to the tail end of the heating gasification pipeline (23), the ignition device (24) is used for igniting the raw materials output from ...

SYSTEM AND METHOD FOR GENERATING POWER USING INSTANTLY PREPARED HYDROGEN

A system and method for generating power using instantly prepared hydrogen. The system comprises a hydrogen preparation subsystem, a power generation subsystem, and a collection and utilization subsystem, wherein the hydrogen preparation subsystem, the power generation subsystem, and the collection and utilization subsystem are connected in sequence; the hydrogen preparation subsystem uses methanol and water to prepare hydrogen, and transmits in real time the prepared hydrogen to the power generation subsystem via a transmission pipeline for power generation; the collection and utilization subsystem is connected to a gas exhaust channel outlet of the power generation subsystem, collects hydrogen from the exhausted gas, or provides the collected hydrogen for the hydrogen preparation subsystem and/or the power generation subsystem to use. The system can collect residual gas exhausted by the power generation subsystem and extract hydrogen, oxygen and water therefrom. Hydrogen and oxygen can ...

MOBILE CHARGING STATION HAVING MULTIPLE POWER GENERATION MODULES USING HYDROGEN PRODUCED BY METHANOL-WATER REFORMING, AND METHOD

A mobile charging station having multiple power generation modules using hydrogen produced by methanol-water reforming comprises a mobile carrying vehicle, and a control apparatus (1), a methanol-water storage and conveying apparatus (2), at least two power generation modules (3) using hydrogen produced by methanol-water reforming, an AC-DC power conversion apparatus (4), and a plurality of chargers (5), which are carried on the mobile carrying vehicle. The power generation module (3) using hydrogen produced by methanol-water reforming comprises a reformer (31) and a fuel cell (32). Raw materials, methanol and water, undergo a reforming reaction in the reformer (31) to produce hydrogen; the produced hydrogen enters the fuel cell (32) in which the hydrogen and oxygen in air undergo an electrochemical reaction to produce an electrical power output. During charging, the charger (5) feeds back an instant charging power demand to the control apparatus (1), and the control apparatus (1) controls ...

MULTI-CONTAINER LIQUID-METHANOL STORAGE SYSTEM FOR FUEL CELL CAR, AND USE METHOD

Disclosed are a multi-container liquid-methanol storage system for a fuel cell car, and a use method. The multi-container liquid-methanol storage system comprises a main accommodating enclosure (2). Several explosion-proof liquid methanol storage containers (1) are fixedly disposed inside the main accommodating enclosure (2), and are in mutual communication via a delivery channel (6) having a delivery pump (5) disposed thereon. A methanol injection port (14), a methanol discharge port (15), and an air valve (16) are disposed on each explosion-proof liquid methanol storage container (1). Each of the methanol injection ports (14) is connected, via a liquid path pipe (31), to a methanol injection port assembly (3) disposed on the main accommodating enclosure (2). The air valve (16) is disposed on the methanol injection port (14), and is in communication with, via a gas path pipe (41), an interior space of the main accommodating enclosure (2) and/or a main vent hole (4) disposed on the main ...

SYSTEM AND METHOD FOR INTEGRATION OF ELECTRICITY GENERATION AND REFRIGERATION

A system and method for the integration of electricity generation and refrigeration, the system comprising a methanol hydrogen production device (100), a hydrogen electricity generation device (300), and a refrigeration air-conditioning device (500). The methanol hydrogen production device (100) prepares hydrogen, and conveys the prepared hydrogen to the hydrogen electricity generation device (300). The hydrogen electricity generation device (300) utilises the hydrogen to give out electrical energy, and releases heat energy. The refrigeration air-conditioning device (500) utilises the heat energy released by the hydrogen electricity generation device and/or waste heat released by reforming hydrogen production of the methanol hydrogen production device for refrigeration. The refrigeration air-conditioning device (500) comprises a condenser (51), an evaporator (52), several throttle valves, a first adsorption generator (53) and a second adsorption generator (54), and an ammonia-containing ...

FORMONONETIN ALIPHATIC ETHER DERIVATIVE, AND PREPARATION METHOD AND PHARMACEUTICAL USE THEREOF

Disclosed are a formononetin aliphatic ether derivative, and a preparation method and a pharmaceutical use thereof. Particularly disclosed are a formononetin aliphatic ether derivative of general formula (I), the preparation method thereof, and a pharmaceutical composition comprising the compounds and pharmaceutical use thereof, in particular, the pharmaceutical use as a drug for the prevention or treatment of hyperlipidemia, obesity or type II diabetes.

TEMPERATURE CONTROL SYSTEM AND METHOD FOR DC-DC BOOST CONVERTER OF FUEL CELL AUTOMOBILE

A temperature control system and method for a DC-DC boost converter of a fuel cell automobile. The temperature control system comprises a methyl alcohol container (1) storing liquid which is mainly methyl alcohol, a conveying pump (2) used for pumping methyl alcohol liquid in the methyl alcohol container (1) into a hydrogen preparation system by means of a conveying pipeline pump, and a DC-DC boost converter (3) used for converting low-voltage direct current output by a fuel cell (6) into high-voltage direct current required by an automobile motor (7). The DC-DC boost converter (3) is provided with a methyl alcohol temperature controller (31), and the methyl alcohol liquid flows through the methyl alcohol temperature controller (31) during a pumping process of the conveying pump (2) so as to control the working temperature of the DC-DC boost converter (3). The system and method are low in noise, have a good cooling effect, are low in energy consumption and occupy little space, and heat ...

Mellow wine hydrogen water heater

... 本实用新型揭示了种醇氢热水器，所述热水器包括：热水器主体、甲醇制氢系统、氢气发电系统，甲醇制氢系统、氢气发电系统、热水器主体依次连接；所述甲醇制氢系统利用甲醇水蒸气重整制备氢气，氢气通过镀有钯银合金的膜分离装置获得高纯度的氢气，获取的氢气通过氢气发电系统发电，发出的电能供热水器本体工作。本实用新型提出的醇氢热水器，可利用甲醇制得氢气发电作为热水器的能源，可以将热水器用于没有交流电的场所。 ...

HEAT PUMP AIR CONDITIONER AND HEATING AND COOLING METHOD USING METHANOL-WATER REFORMING ELECTRIC GENERATOR

A heat pump air conditioner using a methanol-water reforming power generation system, the heat pump air conditioner comprising: a compressor (1), a four-way directional control valve (2), an indoor heat exchanger (3), a throttling valve (4), an outdoor heat exchanger (5), a methanol-water container (6), a transport pump (7), a reformer (8), a fuel cell (9), a power conversion device (10) and an air/residual air mixer (11). A high temperature residual air produced by the reformer (8) flows, through an exhaust air outlet, to the air/residual air mixer (11) or the outside. The air/residual air mixer (11) is used for mixing an outside air with the high temperature residual air to obtain a mixed air with lower temperature and to output the mixed air to the outdoor heat exchanger (5). The fuel cell (9) is used to enable an electrochemical reaction of hydrogen and oxygen from the air to generate a power output. The power conversion device (10) is used for converting the power output from the fuel ...

Water hydrogen three - dimensional parking equipment

... 本实用新型揭示了一种水氢立体停车装置，所述立体停车装置包括：停车设备、甲醇制氢系统、氢气发电系统，甲醇制氢系统、氢气发电系统、停车设备依次连接；所述停车设备包括若干层停车位、升降装置、控制单元、驱动机构，控制单元连接驱动机构，通过控制驱动机构驱动升降装置控制各层停车位的位置；所述甲醇制氢系统利用甲醇水蒸气重整制备氢气，氢气通过镀有钯银合金的膜分离装置获得高纯度的氢气，获取的氢气通过氢气发电系统发电，发出的电能供停车设备工作。本实用新型提出的水氢立体停车装置，可利用甲醇制得氢气发电作为停车设备的能源，可以将停车设备用于没有交流电的场所。 ...

Mould forming device that bends

... 本实用新型公开了一种模具折弯成型装置，包括对称设置的两组成型凸模和成型凹模，所述的成型凹模连接传导块的一端，传导块另一端连接凸模顶块，所述的凸模顶块对应成型凸模，本实用新型实现了产品的自由成型，减轻了对产品其他型腔的影响，减少了产品整体变形，提高了产品生产的稳定性，本装置可以延伸到产品各种成型样式，包括产品的折弯、产品的其他挤压特征的成型。 ...

HYDROGEN POWER GENERATION SYSTEM HAVING AIR HUMIDITY ADJUSTMENT FUNCTION

Disclosed is a hydrogen power generation system having an air humidity adjustment function. The hydrogen power generation system comprises a fuel cell and further comprises an air humidity control device and an air pump. The air humidity control device is provided with an accommodation space; the air humidity of the accommodation space is 75%-90%; an air humidity adjustment pipeline is mounted in the accommodation space and comprises a water-permeable and air-impermeable pipeline; and external air is driven by the air pump and passes through the air humidity adjustment pipeline to enter the fuel cell. By means of the present invention, the humidity of the air entering the fuel cell can be adjusted to 75%-90% so that the starting efficiency of the fuel cell can reach standard efficiency in short time, and the working efficiency of the fuel cell can reach the highest level.

TEMPERATURE CONTROL SYSTEM AND METHOD FOR POWER BATTERY PACK OF ELECTRIC VEHICLE

Disclosed are a temperature control system and method for a power battery pack of an electric vehicle, wherein the power battery pack temperature control system comprises a power battery pack (1), a hydraulic temperature control pump (2), a first heat exchanger (3), an on-board charging system (4), a second heat exchanger (5), an air conditioner refrigerating system (6) and a control module. The on-board charging system (4) comprises a subsystem for hydrogen production by steam reforming of methanol, the subsystem comprising a reformer (41) and a first electromagnetic directional valve (42), wherein residual gas produced by the reformer (41), after passing through the first electromagnetic direction valve (42), is directly discharged or discharged through the first heat exchanger (3); and when the temperature of the power battery pack (1) is too low, the control module controls discharging of the residual gas produced by the reformer (41) through the first electromagnetic directional valve ...

POWER GENERATION METHOD AND SYSTEM THEREFOR

A power generation method, which is used for a power generation system comprising a solar collection unit, a methanol storage unit, a water supply unit, a hydrogen preparation unit and a fuel cell. The power generation method comprises the following steps: collecting solar energy, so as to obtain initial heat; using the obtained initial heat to provide an initial temperature condition required by hydrogen preparation for each component in a hydrogen preparation unit on which temperature control needs to be conducted; conveying methanol and water into the hydrogen preparation unit, so as to prepare hydrogen by means of catalytic reforming; and inputting some or all of the prepared hydrogen into a fuel cell to obtain electric energy. Hydrogen is prepared by means of reforming methanol and water vapour, the initial temperature condition required by hydrogen preparation is provided by the solar energy, and the obtained hydrogen directly generates power through the fuel cell, without conducting ...

DEVICE FOR PRODUCING HYDROGEN USING METHANOL STEAM REFORMATION, AND HYDROGEN PRODUCTION METHOD THEREOF

A device for producing hydrogen using methanol steam reformation, and hydrogen production method thereof. The device for producing hydrogen using methanol steam reformation comprises a methanol steam storage container (1), a transfer pump (2), a frequency converter (3), a heat exchanger (5), and a reformer (4). The frequency converter (3) is configured to convert a low-frequency voltage or a direct current voltage into a high-frequency voltage required by a solenoid (421) in an electromagnetic heater (42), and is provided with a liquid-cooled heat sink (31). The methanol steam material flows past the liquid-cooled heat sink (31) while being pumped by the transfer pump (2), such that heat generated by the frequency converter (3) is removed by the methanol steam material. The reformer (4) is provided with a reformation chamber (41), the electromagnetic heater (42), and a hydrogen purifier (43), and the electromagnetic heater (42) comprises the solenoid (421) and a metal magnetic member (422 ...

REFORMER OF METHANOL WATER HYDROGEN PRODUCTION DEVICE, AND MANUFACTURING PROCESS THEREOF

Provided are a reformer of a methanol water hydrogen production device, and a manufacturing process thereof. The reformer comprises a reformer shell. The reformer shell sequentially comprises a stainless steel inner shell, a thermal insulation cotton layer and a mica outer shell from inside to outside. The ratio of the diameter of the reformer shell to the thickness of the stainless steel inner shell is 150:0.8 to 150:2.5, the ratio of the diameter of the reformer shell to the thickness of the heat insulation cotton layer is 150:10 to 150:20, and the ratio of the diameter of the reformer shell to the thickness of the mica is 150:1.5 to 150:3.5. The reformer not only is high-temperature resistant and great in strength, but also is good in thermal insulation property, corrosion resistance, and oxidization resistance, waterproof, non-conductive and light in weight.

STREAMLINED TYPE PRINTING CONTROL METHOD, DEVICE AND SYSTEM

Provided are a streamlined type printing control method, device and system. The control method comprises: S1, controlling a traditional printing machine to position a printing medium according to a current procedure; S2, after a successful positioning signal is received, respectively controlling the traditional printing machine and a digital printing machine to carry out printing work according to respective current printing procedures; S3, determining whether a traditional printing finishing signal and a digital printing finishing signal are received, if so, executing S4, and if not, continuing to wait; and S4, determining whether a next procedure exists, if so, switching to the next procedure, and returning to execute step S1, and if not, ending the printing work. By means of the control method, digital printing and traditional printing are perfectly combined, a digital printing machine and a traditional printing machine complement each other in terms of shortcomings, and bring their ...

Water hydrogen ECG monitor

... 本实用新型揭示了种水氢心电监护仪，所述心电监护仪包括：心电监护仪本体、甲醇制氢系统、氢气发电系统，甲醇制氢系统、氢气发电系统、心电监护仪本体依次连接；心电监护仪本体包括阴极射线示波器、心电记录器、压力监测器、呼吸监测器、体温监测器及计算机处理系统；所述甲醇制氢系统利用甲醇水蒸气重整制备氢气，氢气通过镀有钯银合金的膜分离装置获得高纯度的氢气，获取的氢气通过氢气发电系统发电，发出的电能供心电监护仪本体工作。本实用新型提出的水氢心电监护仪，可利用甲醇制得氢气发电作为心电监护仪的能源，可以将心电监护仪用于没有交流电的场所，以便让心电监护仪在移动医疗领域使用，提高移动医疗的医疗质量。 ...

ISOFLAVONE FATTY ACID ESTER DERIVATIVES, PREPARATION METHOD AND PHARMACEUTICAL USES THEREOF

Isoflavone fatty acid ester derivatives of formula (I) or (II), the preparation method thereof and the pharmaceutical compositions containing such compounds are disclosed. The uses of such compounds in preparation of medicaments for preventing or treating hyperlipidemia, obesity or type II diabetes are also disclosed.

Mussel meat polysaccharide wall-broken tableted candy and preparation method thereof

The invention relates to clam meat polysaccharide wall-broken tableted candies and a preparation method thereof, and aims to solve the technical problems that the conventional extraction method of liver-protecting and alcohol-dispelling products is not suitable for industrial preparation, and the products are not easy to carry and store and are poor in taste. The pressed candy is prepared from 5 to 10 parts of clam meat polysaccharide extract, 5 to 15 parts of ampelopsis grossedentata leaf extract, 2 to 6 parts of gamma-aminobutyric acid, 20 to 35 parts of fruit powder auxiliary materials, 10 to 20 parts of acidulant, 15 to 30 parts of sweetening agent, 10 to 20 parts of bitter covering agent, 0.05 to 0.1 part of disintegrating agent and 0.02 to 0.07 part of wetting agent. The method comprises the following steps: 1, preparing a clam meat polysaccharide extract and an ampelopsis grossedentata leaf extract; 2, mixing to prepare a prefabricated mixture; 3, wall breaking; 4, carrying out wet ...

Resident emergency call method and system

The invention discloses a resident emergency call method and system, and the method comprises the steps: obtaining first-aid information, and transmitting the first-aid information to a central control center; determining the position of the patient according to the first-aid information; according to the position of the patient, determining each volunteer terminal within a preset distance, and sending request information to each volunteer terminal; displaying the request information, and sending confirmation information to the central control center according to the request information; and confirming the first rescue information according to the confirmation information and the position of the patient, and sending the first rescue information to one volunteer terminal sending the confirmation information. According to the technical scheme, a patient sends first-aid information through a personal terminal; the central control center sends request information to each volunteer terminal ...

Copper product extrusion discharge apparatus that floats

... 本实用新型公开了一种铜材挤压成型浮动卸料装置，包括从下往上依次排列的凹模座、凹模固定板和凹模镶块，凹模镶块与固定块构成凹槽，凹槽内设有浮动块，浮动块底面中心处设有顶紧槽，顶紧槽与连接螺栓的工作端连接，所述的固定块套接在成型凸模上，成型凸模工作端贯穿浮动块，本实用新型可以在成型过程中保护成型凸模，有效的保证铜材与成型凸模的分离，使生产连续进行，本实用新型还可以调节浮动块的力度，保证成型的稳定与尺寸的精度。 ...

Water hydrogen pile driver

... 本实用新型揭示了一种水氢打桩机，所述打桩机包括：打桩机本体、甲醇制氢系统、氢气发电系统，甲醇制氢系统、氢气发电系统、打桩机本体依次连接；所述打桩机本体包括动力机构、桩锤、桩架，动力机构为桩锤提供动力源，桩锤在桩架的限制下活动；所述甲醇制氢系统利用甲醇及水蒸气重整制备氢气，氢气通过镀有钯银合金的膜分离装置获得高纯度的氢气，获取的氢气通过氢气发电系统发电，发出的电能供打桩机本体工作。本实用新型提出的水氢打桩机，可利用甲醇制得氢气发电作为打桩机的能源，可以将打桩机用于没有交流电的场所。 ...

Mellow wine hydrogen power generating equipment and storage device thereof

... 本实用新型揭示了一种醇氢发电设备及其存储装置，所述存储装置包括：存储容器、设置于容器内的间隔机构、与间隔机构连接的隔离机构调节单元；所述隔离机构将存储容器分为至少两个区域，隔离机构调节单元调节隔离机构在存储容器内的位置，调节各个区域的大小。所述隔离机构调节单元包括控制模块、驱动机构，控制模块与驱动机构连接；所述控制模块通过控制驱动机构来控制间隔机构的位置；在液体存储容器内的液体减少或二氧化碳增加达到设定条件时，驱动机构驱动间隔机构动作。本实用新型可收集发电设备释放的二氧化碳，减少二氧化碳的排放，有利于保护环境；同时，收集的二氧化碳可以循环利用。 ...

Method for preventing continuous casting slab cutting and roller way transportation head buckling

The invention discloses a method for preventing head buckling in the cutting and roller way transportation process of a continuous casting slab, which is characterized in that in the continuous casting pouring process, when the head buckling phenomenon occurs in the slab cutting and roller way transportation overshoot process, the water quantity of continuous casting secondary cooling water should be adjusted in time. According to the technical scheme, the method is characterized in that according to the phase change theory, when slab buckling occurs, the cooling water amount of each continuous casting secondary cooling area needs to be adjusted in time, the inner and outer arc water ratio needs to be reduced, and the temperature of a fan-shaped section outlet outer arc slab needs to be increased, so that the inner and outer arc temperature difference of a continuous casting slab outlet fan-shaped section is smaller than 50 DEG C, and slab buckling in the cutting or transporting process ...

Production method for avoiding edge cracking of medium-high carbon steel during acid continuous rolling

The invention discloses a production method for avoiding edge cracking of medium-high carbon steel during acid continuous rolling, which comprises the following steps: heating a medium-high carbon steel plate blank in a heating furnace, carrying out rough rolling after dephosphorization of the heated medium-high carbon steel plate blank, carrying out finish rolling on a rough-rolled intermediate blank in a seven-rack finish rolling machine to a thickness, coiling, hoisting a high-carbon steel hot coil to a heat insulation box for slow cooling, and welding the slowly cooled hot coil acid by adopting a laser welding machine, pickling, and directly carrying out five-continuous continuous rolling and cold rolling on the pickled steel coil until the thickness of a finished product is reached. According to the production method for avoiding the edge crack of the medium-high carbon steel during acid continuous rolling, the direct hot charging process, the reasonable heating temperature, the reasonable ...

Fuel cell car of solar energy auxiliary power generation

... 本实用新型公开了太阳能辅助发电的燃料电池汽车,其中种实施方式包括甲醇水储存容器、输送泵、换热器、重整器、燃料电池、电力转换装置、太阳能光伏发电系统及汽车马达，其中：重整器，设有电加热器、重整室及氢气纯化装置，所述电加热器为重整室提供热能，该电加热器由太阳能光伏发电系统及燃料电池综合互补供电；太阳能光伏发电系统，其产生的电能经电力转换装置转换后，分别为汽车马达、输送泵及电加热器供电。本实用新型能利用太阳能光伏发电系统与燃料电池综合发电，为重整器之电加热器/电磁加热器、输送泵及汽车马达供电，制氢效率高、发电效率高、能量利用率高，能节约甲醇水原料，不受天气限制，无需停车制氢，也无需另外配置氢气承载设备。 ...

Continuous annealing process for improving performance of cold-rolled automobile steel

The invention discloses a continuous annealing process for improving the performance of cold-rolled automobile steel, which comprises the following specific process steps: rolling: rolling a continuous casting billet by using a rolling mill at the coiling temperature of 530-660 DEG C for different steel types, and forming a proper hot coil by matching with a proper laminar cooling mode; the hot coil is rolled after acid pickling, the target thickness and width of a finished product are achieved, and work hardening is generated after rolling; under the condition that the heating temperature guarantee capability is insufficient, the production speed can still reach or exceed an expected target, so that the comprehensive mechanical property of a final product is excellent; meanwhile, the hot rolling coiling temperature is properly adjusted, and the performance is improved or reduced by 20-30 MPa after annealing through hot rolling structure heredity; in addition, the temper mill adopts two ...

Production method for producing high-elongation acid-resistant steel 09CrCuSb through cold continuous rolling

The invention discloses a production method for producing high-elongation acid-resistant steel 09CrCuSb through cold continuous rolling. The production process comprises the steps that hot rolling is conducted, specifically, the laser power is 10.0-12.0 KW, the welding speed is 6-8 m/min, the gap ranges from-0.5 mm to-0.8 mm, welding wire filling annealing current ranges from 110 A to 150 A, the welding wire filling speed ranges from 1 m/min to 3 m/min, and the roller pressure is adjusted to range from 6 KN to 10 KN; pickling: the elongation of a withdrawal and straightening machine is 0.5-0.8%; the surface of the acid-resistant steel 09CrCuSb is cleaned through three pickling tanks, and the pickling speed is 80-100 mpm; the pickling temperature is 80-90 DEG C; cold rolling: the reduction rate of cold rolling is 60-80%; welding parameters are as follows: the voltage is 15-17 KA, the speed is 13-16 m/min, the pressure is 11-13 KN, and the overlap amount is 0.6-1.0 mm; continuous annealing ...

No exhaust emissions's water hydrogen car

... 本实用新型揭示了一种无尾气排放的水氢动力汽车，包括车身、甲醇制氢系统、氢气发电系统、电动发动机；甲醇制氢系统利用甲醇水蒸气重整制备氢气，氢气通过镀有钯银合金的膜分离装置获得高纯度的氢气，获取的氢气通过氢气发电系统发电，发出的电能供电动发动机工作；甲醇制氢系统包括储存容器，储存容器设有隔离机构、隔离机构调节单元，隔离机构将储存容器分为至少两个区域，隔离机构调节单元调节隔离机构在储存容器内的位置，调节各个区域的大小。本实用新型可利用甲醇作为汽车的能源，解决能源危机，减少甚至避免车辆排放。本实用新型水氢动力汽车能将排放的尾气CO2收集起来，作为后续工序的原料，无有害气体排放，甚至能避免CO2的排放，有效保护环境。 ...

Water hydrogen medical equipment

... 本实用新型揭示了种水氢医疗设备，所述医疗设备包括：医疗设备本体、甲醇制氢系统、氢气发电系统，甲醇制氢系统、氢气发电系统、医疗设备本体依次连接；所述甲醇制氢系统利用甲醇水蒸气重整制备氢气，氢气通过镀有钯银合金的膜分离装置获得高纯度的氢气，获取的氢气通过氢气发电系统发电，发出的电能供医疗设备本体工作。本实用新型提出的水氢医疗设备，可利用甲醇制得氢气发电作为医疗设备的电源，可以将医疗设备用于没有交流电的场所，以便让更多的医疗设备在移动医疗领域使用，提高移动医疗的医疗质量。 ...

Water hydrogen power train

... 本实用新型揭示了种无尾气排放的水氢动力列车，包括动力车、非动力车，动力车设有甲醇制氢系统、氢气发电系统、电动发动机；甲醇制氢系统利用甲醇水蒸气重整制备氢气，氢气通过镀有钯银合金的膜分离装置获得高纯度的氢气，获取的氢气通过氢气发电系统发电，发出的电能供电动发动机工作；甲醇制氢系统包括储存容器，储存容器设有隔离机构、隔离机构调节单元，隔离机构将储存容器分为至少两个区域，隔离机构调节单元调节隔离机构在储存容器内的位置，调节各个区域的大小。本实用新型可利用甲醇作为汽车的能源，解决能源危机，减少甚至避免车辆排放。本实用新型水氢动力列车能将排放的尾气CO2收集起来，作为后续工序的原料，无有害气体排放，有效保护环境。 ...

Rolling thickness measuring method

The invention discloses a winding thickness measuring method, and belongs to the technical field of material winding, the winding thickness of a coiled material can be calculated by adopting a physical method by calculating the mutual position relation among a rotating shaft, a winding shaft, a swing frame and a compression roller, the measurement process is not interfered by other external signals, and the measurement accuracy is improved. According to the winding device with the thickness measuring function, the installation precision is low, errors caused by low installation precision are avoided, the overall manufacturing cost is low, and the production cost can be reduced.

Target relative pose measurement method based on structure target

The invention discloses a target relative pose measurement method based on a structure target. The method comprises the following steps: 1) constructing a target pose measurement device based on the structure target; (2) the main module (7) and the auxiliary module (2) are assembled in a butt joint mode; 3) scanning the structure target (8) by using the 2D contourgraph (3) to obtain the distance of each sequence point of the A section, the B section and the C section on the structure target (8) relative to the 2D contourgraph (3) and the width of each section, and sending the distances and the widths to a resolving module (12); and (4) the pose of the non-cooperative target area is obtained according to the pose relation of the measured area, and butt-joint assembly of the butt-joint pin and the butt-joint hole is achieved. According to the method, few error sources are introduced, the measurement method is simple and efficient, the pose calculation complexity is reduced, the assembling ...

Street lamp

... 本实用新型公开了种路灯,包括太阳能光伏发电系统、风能发电系统、甲醇水重整制氢发电系统、电力转换装置、电能储藏装置及路灯发光模块；太阳能光伏发电系统及风能发电系统产生的电能对电能储藏装置充电；甲醇水重整制氢发电系统，在路灯发光模块工作过程中，若电能储藏装置电量低于低电量值时启动运转，其输出的电能经电力转换装置转换后，对电能储藏装置充电，并为甲醇水重整制氢发电系统自身及路灯发光模块供电；当电能储藏装置电量高于高电量值时停机，由电能储藏装置为路灯发光模块供电；电能储藏装置，用于储藏电能，并为路灯发光模块供电。本实用新型能将太阳能、风能与甲醇水重整制氢发电系统相结合起来，实现三种能源互补对路灯供电。 ...

Laser cutting leak detection method and system based on vision enhancement

The invention discloses a laser cutting leak detection method and system based on vision enhancement, and belongs to the technical field of laser cutting. The method comprises the steps of providing image acquisition equipment; providing a structural light source; before a workpiece is punched, structured light emitted by a structured light source irradiates the surface of the workpiece to form light spots with specific rules, an information carrier image formed by the light spots is collected by image collection equipment, and an information carrier reference image is formed; after the workpiece is punched, structured light emitted by a structured light source is irradiated to the surface of the punched workpiece to form light spots with specific rules, a distortion information carrier image formed by the light spots after the workpiece is punched is collected by image collection equipment, and an information carrier distortion image is formed; and solving to obtain correlation coefficient ...

Water hydrogen defibrillator

... 本实用新型揭示了种水氢除颤仪，所述除颤仪包括：除颤仪本体、甲醇制氢系统、氢气发电系统，甲醇制氢系统、氢气发电系统、除颤仪本体依次连接；所述除颤仪本体包括除颤充放电电路、心电信号放大显示电路、控制电路、心电图记录器以及除颤电极板；所述甲醇制氢系统利用甲醇水蒸气重整制备氢气，氢气通过镀有钯银合金的膜分离装置获得高纯度的氢气，获取的氢气通过氢气发电系统发电，发出的电能供除颤仪本体工作。本实用新型提出的水氢除颤仪，可利用甲醇制得氢气发电作为除颤仪的能源，可以将除颤仪用于没有交流电的场所，以便让除颤仪在移动医疗领域使用，提高移动医疗的医疗质量。 ...

Method for controlling assembly precision of combined part

The invention discloses a method for controlling assembly precision of an assembly, which comprises the following steps of: analyzing a structure size which needs to be controlled when the assembly is assembled, and determining a precision requirement of a key guarantee size; according to the precision requirement of the key guarantee size, combining actual measurement data of the key guarantee size to obtain an error value of the key guarantee size; and writing the error value of the key guarantee size into a compensation module of the numerical control system, calling an instruction of the compensation module by the numerical control system, correcting a processing code of a user, and completing error compensation. According to the assembly precision control method for the assembly, the error value of the key guaranteed size is obtained by determining the precision requirement of the key guaranteed size, comparing the precision requirement with actual data and combining with a numerical ...

Medical teaching cardiopulmonary and abdominal body examination model

The utility model discloses a medical teaching cardiopulmonary and abdominal body examination model which comprises a box body, one side wall of the box body is movably connected with a threaded rod through a shaft seat, the two ends of the threaded rod are both in threaded connection with sliding blocks, one side of the upper surface of each sliding block is movably connected with an adjusting rod through a rotating shaft, and the adjusting rod is movably connected with the box body. The upper surface of the adjusting rod is movably connected with a fixed seat through a rotating shaft, and the upper surface of the fixed seat is fixedly connected with a display board. According to the medical teaching cardiopulmonary and abdominal body examination model, through the arrangement of the box body, the threaded rod, the sliding blocks, the adjusting rod, the fixed seat, the display board and other structures, the threaded rod is rotated to enable the two sliding blocks to synchronously drive ...

Water hydrogen electrocardiograph

... 本实用新型揭示了一种水氢心电图机，所述心电图机包括：心电图机本体、甲醇制氢系统、氢气发电系统，甲醇制氢系统、氢气发电系统、心电图机本体依次连接；所述心电图机本体包括输入电路、心电放大电路、心电记录器、电动机走纸电路、电源电路；所述甲醇制氢系统利用甲醇水蒸气重整制备氢气，氢气通过镀有钯银合金的膜分离装置获得高纯度的氢气，获取的氢气通过氢气发电系统发电，发出的电能供心电图机本体工作。本实用新型提出的水氢心电图机，可利用甲醇制得氢气发电作为心电图机的能源，可以将心电图机用于没有交流电的场所，以便让心电图机在移动医疗领域使用，提高移动医疗的医疗质量。 ...

Fluorescent biosensor for sensitively detecting APE1 by using hyper-branched rolling circle amplification reaction

The invention discloses a method for sensitively detecting APE1 by using hyper-branched rolling circle amplification reaction (HRCA). The biosensor comprises a recognition probe HL, a secondary primer T, a purine-free/pyrimidine-free endonuclease (APE1), a T4DNA ligase, a BstDNA polymerase and an SYBRGreenI (SGI) dye, and is characterized in that the recognition probe HL and the secondary primer T are combined to form the biosensor. The APE1 can recognize a depurination/pyrimidine site (AP site) on a probe HL to trigger an HRCA reaction, a large number of double-stranded DNA fragments are generated, SYBRGreenI (SGI) is combined with the double-stranded DNA fragments to generate a strong fluorescence signal, and therefore quantitative detection of the APE1 is achieved. When the biosensor is used for APE1 detection, complicated operation steps and instruments are not needed, reaction is carried out at the constant temperature of 37 DEG C, and quantitative detection of APE1 can be realized ...

Measuring tool cold-rolled steel strip for measuring tape and production method of measuring tool cold-rolled steel strip

The invention provides a production method of a measuring tool cold-rolled steel strip for a measuring tape, and relates to the technical field of steel rolling, 150-ton converter smelting, 170-ton LF refining, a 1650 mm double-flow slab continuous casting machine, 1780 mm hot continuous rolling and 1550 acid continuous rolling are adopted, the cold-rolled steel strip for the measuring tape is manufactured, an LF refining furnace is adopted, the content of molten steel inclusions is low, low superheat degree, low pulling speed and secondary cooling forced cooling are adopted for continuous casting, and the production method is suitable for continuous casting of the measuring tool cold-rolled steel strip for the measuring tape. The internal quality of a continuous casting slab is good, 1780mm hot continuous rolling adopts direct hot charging and low-temperature heating, energy is saved, oxide scales on the surface of a hot coil are few, 1550 acid continuous rolling adopts laser welding, ...

Method for preparing nobiletin from immature bitter oranges

The invention relates to a method for preparing high-content and high-quality nobiletin from fructus aurantii immaturus, and aims to solve the technical problems of large solvent application amount, long operation time, high extraction temperature, high extraction cost, low nobiletin content and the like in the current nobiletin extraction and preparation process. The method comprises the following steps: 1, obtaining immature bitter orange extraction ointment with the specific gravity of 1.15-1.25; 2, obtaining a first crystal substance and a first precipitate; 3, mixing the first crystal substance with an ethanol water solution, and extracting to obtain a nobiletin crystal I; 4, mixing the first precipitate with a sodium hydroxide solution to obtain a second precipitate, and extracting the second precipitate with ethanol to obtain a nobiletin crystal II; and 5, combining the nobiletin crystal I and the nobiletin crystal II to obtain the nobiletin crystal.

Non-cooperative target relative pose measurement method based on contourgraph and two-dimensional galvanometer combination

The invention discloses a contourgraph and two-dimensional galvanometer combination-based non-cooperative target relative pose measurement method. The method comprises the steps of 1) building a relative pose measurement device; and 2) according to the distance dz between the plane A1 and the plane A2 and the distance dxb1 between the plane B1 and the plane B2, the relative pose of the main module (7) and the auxiliary module (2) is calculated. The device has the advantages of high measurement precision, fast calculation, simple structure, small size, light weight, low power consumption and the like, and is particularly suitable for the related fields of high-precision assembly of aerospace aircrafts and the like.