CN112197989A - Fuel cell humidifier test system - Google Patents
Fuel cell humidifier test system Download PDFInfo
- Publication number
- CN112197989A CN112197989A CN202011080179.8A CN202011080179A CN112197989A CN 112197989 A CN112197989 A CN 112197989A CN 202011080179 A CN202011080179 A CN 202011080179A CN 112197989 A CN112197989 A CN 112197989A
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- valve
- input port
- output port
- subsystem
- intercooler
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/005—Testing of complete machines, e.g. washing-machines or mobile phones
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/04313—Processes for controlling fuel cells or fuel cell systems characterised by the detection or assessment of variables; characterised by the detection or assessment of failure or abnormal function
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
Abstract
The invention discloses a test system of a fuel cell humidifier, which comprises a dry gas subsystem, a wet gas subsystem and a control subsystem, wherein the control subsystem is respectively connected with the dry gas subsystem and the wet gas subsystem so as to control and display data of the dry gas subsystem and the wet gas subsystem, so that the test of the fuel cell humidifier can be realized; the dry gas subsystem, the wet gas subsystem and the control subsystem are integrated on the test bench, so that the test of the humidifier is facilitated; the steam generated by the electromagnetic steam generator is transmitted to the mixed gas box to be mixed with the air from the second air compressor to form wet air, so that the structure is simple and the cost is low.
Description
Technical Field
The invention relates to the technical field of fuel cells, in particular to a test system for a fuel cell humidifier.
Background
The proton exchange membrane fuel cell is a common fuel cell, at present, the proton exchange membrane used in the proton exchange membrane fuel cell needs to have water molecules in the running process of the cell, if the fuel cell lacks water, the internal resistance of the electrode is increased, the performance of the cell is reduced, and in order to ensure the transmission capability of protons from the anode of the membrane electrode to the cathode of the electrode, a humidifier is needed to humidify the proton exchange membrane. The proton exchange membrane fuel cell humidifier is provided with a wet gas channel and a dry gas channel on two sides of a proton exchange membrane respectively, and the dry side gas and the wet side gas are subjected to proton exchange on the proton exchange membrane.
The performance of the humidifier for the pem fuel cell has a significant influence on the operation state of the fuel cell, and it is then necessary to design a testing system for the fuel cell humidifier to detect the fuel cell humidifier, but there is no relevant testing system in the prior art.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a reverse osmosis water purifier for forming water pressure by air entrainment.
In order to achieve the purpose, the invention adopts the following technical scheme:
a fuel cell humidifier testing system comprises a dry gas subsystem, a wet gas subsystem and a control subsystem;
the dry gas subsystem comprises a first air filtering device, a first air compressor, a first intercooler, a first temperature, pressure and humidity detecting unit, a valve, a second temperature, pressure and humidity detecting unit and a first throttle valve; the input port of the first air filtering device is used for inputting air, the output port of the first air filtering device is connected with the input port of the first air compressor, the output port of the first air compressor is connected with the input port of the first intercooler, the output port of the first intercooler is connected with the input port of the valve, the output port of the valve is connected with the input port of a dry gas channel of the fuel cell humidifier, the output port of the dry gas channel is connected with the input port of the first throttle valve, and the input and output ports of the first throttle valve are used for outputting gas; the first temperature, pressure and humidity detection unit is arranged in a connecting pipeline between an output port of the first intercooler and an input port of the valve, and the second temperature, pressure and humidity detection unit is arranged in a connecting pipeline between an output port of the dry gas channel and an output/input port of the first throttle valve;
the moisture subsystem comprises a second air filtering device, a second air compressor, a second intercooler, a first check valve, a mixed gas box, an electromagnetic steam generator, a steam filtering valve, a third intercooler, an electric valve, a vortex flowmeter, a three-way valve, an electromagnetic switch, a second check valve and a third temperature, pressure and humidity detection unit; the input port of the second air filter device is used for inputting air, the output port of the second air filter device is connected with the input port of the second air compressor, the output port of the second intercooler is connected with the input port of the first check valve, the output port of the first check valve is connected with the first input port of the mixed gas tank, the output port of the electromagnetic steam generator is connected with the input port of the steam filter valve, the output port of the steam filter valve is connected with the input port of the third intercooler, the output port of the third intercooler is connected with the input port of the electric valve, the output port of the electric valve is connected with the input port of the three-way valve, the first output interface of the three-way valve is connected with the electromagnetic switch, the second output port of the three-way valve is connected with the input port of the second check valve, the output port of the mixed gas box is connected with the input port of a moisture channel of the fuel cell humidifier, the output port of the moisture channel is connected with the input port of the second throttle valve, and the input and output ports of the second throttle valve are used for outputting gas; the vortex street flowmeter is arranged in a connecting pipeline between an output port of the electric valve and an input port of the three-way valve, the third temperature, pressure and humidity detection unit is arranged in a pipeline between an output port of the mixed gas box and an input port of the moisture channel, and the fourth temperature, pressure and humidity detection unit is arranged in a connecting pipeline between the output port of the moisture channel and an output/input port of the second throttle valve;
the control subsystem is respectively connected with the dry gas subsystem and the wet gas subsystem so as to control and display data of the dry gas subsystem and the wet gas subsystem.
Further, in the fuel cell humidifier testing system of the present invention, the dry gas subsystem includes a first cooling system, which is respectively connected to the first air compressor and the first intercooler, so as to cool the first air compressor and the first intercooler.
Further, in the fuel cell humidifier testing system of the present invention, the moisture subsystem includes a second cooling system, which is respectively connected to the second air compressor and the second intercooler, so as to cool the second air compressor and the second intercooler.
Further, in the fuel cell humidifier testing system of the present invention, each of the temperature, pressure, and humidity detecting units is an integrated temperature, pressure, and humidity sensor.
Further, in the fuel cell humidifier testing system of the present invention, the control subsystem includes a control host and a VCU, the control host is connected to the VCU by a CAN connection, and the VCU is connected to each temperature, pressure and humidity detection unit, each throttle, an electromagnetic switch, a vortex flowmeter, each compressor, an electromagnetic steam generator, a valve, and an electrically operated valve.
Further, in the fuel cell humidifier testing system of the present invention, the control host has a display screen and an operation input device for monitoring or controlling data of the dry gas subsystem and the wet gas subsystem.
Further, in the fuel cell humidifier testing system of the present invention, the dry gas subsystem, the wet gas subsystem and the control subsystem are integrated on a test bench.
In the fuel cell humidifier testing system, the control subsystem is respectively connected with the dry gas subsystem and the wet gas subsystem so as to control and display data of the dry gas subsystem and the wet gas subsystem, so that the fuel cell humidifier can be tested; the dry gas subsystem, the wet gas subsystem and the control subsystem are integrated on the test bench, so that the test of the humidifier is facilitated; the steam generated by the electromagnetic steam generator is transmitted to the mixed gas box to be mixed with the air from the second air compressor to form wet air, so that the structure is simple and the cost is low.
Drawings
Fig. 1 is a schematic diagram of an embodiment of a fuel cell humidifier testing system.
Detailed Description
In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easily understood, the invention is further described below with reference to the specific embodiments and the attached drawings, but the following embodiments are only the preferred embodiments of the invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.
Specific embodiments of the present invention are described below with reference to the accompanying drawings.
Referring to fig. 1, fig. 1 is a schematic diagram of an embodiment of a fuel cell humidifier testing system. The fuel cell humidifier testing system of the present embodiment includes a dry gas subsystem 1, a wet gas subsystem 2, and a control subsystem 3.
The dry gas subsystem 1 includes a first air filtering device 11, a first air compressor 12, a first intercooler 13, a first temperature, pressure and humidity detecting unit 14, a valve 15, a second temperature, pressure and humidity detecting unit 16, and a first throttle valve 17.
An input port of the first air filtering device 11 is used for inputting air, an output port of the first air filtering device is connected with an input port of the first air compressor 12, an output port of the first air compressor 12 is connected with an input port of the first intercooler 13, an output port of the first intercooler 13 is connected with an input port of a valve 15, an output port of the valve 15 is connected with an input port of a dry gas channel of a fuel cell humidifier (marked by a humidifier in fig. 1), an output port of the dry gas channel is connected with an input port of a first throttle valve 17, and an input and output port of the first throttle valve is used for outputting gas; the first temperature, pressure and humidity detection unit 14 is arranged in a connecting pipeline between an output port of the first intercooler 13 and an input port of the valve 15, and the second temperature, pressure and humidity detection unit 16 is arranged in a connecting pipeline between an output port of the dry gas channel and an output/input port of the first throttle valve 17.
The first air filtering device 11 filters impurities in the input air, the impurities include one or more of particulate matters, dust, water vapor and the like, the filtered air enters the first air compressor 12, and enters the first intercooler 13 for cooling after being compressed, the on-off and the size of the air flow circulation are controlled by the cooled air through the valve 15, the first temperature, pressure and humidity detecting unit 14 is used for detecting the temperature, the pressure and the humidity of the air flowing to the valve 15 from the first intercooler 13, the air passing through the valve 15 is dry air, and the dry air enters a dry air channel of the fuel cell humidifier, and then flows out from the output port of the dry gas channel, enters the first throttle valve 17, the outflow of the gas is controlled by the first throttle valve 17, and the second temperature, pressure and humidity detection unit 16 is used for detecting the temperature, pressure and humidity of the air flowing out of the dry gas channel of the fuel cell humidifier.
The wet gas subsystem 2 comprises a second air filtering device 21, a second air compressor 22, a second intercooler 23, a first check valve 24, a mixed gas tank 25, an electromagnetic steam generator 26, a steam filtering valve 27, a third intercooler 28, an electric valve 29, a vortex shedding flowmeter 210, a three-way valve 211, an electromagnetic switch 212, a second check valve 213 and a third temperature, pressure and humidity detecting unit 214.
An input port of the second air filter device 21 is used for inputting air, an output port is connected with an input port of the second air compressor 22, an output port of the second air compressor 22 is connected with an input port of the second intercooler 23, an output port of the second intercooler 23 is connected with an input port of the first check valve 24, an output port of the first check valve 24 is connected with a first input port of the mixed gas tank 25, an output port of the electromagnetic steam generator 26 is connected with an input port of the steam filter valve 27, an output port of the steam filter valve 27 is connected with an input port of the third intercooler 28, an output port of the third intercooler 28 is connected with an input port of the electric valve 29, an output port of the electric valve 29 is connected with an input port of the three-way valve 211, a first output interface of the three-way valve 211 is connected with, an output port of the second check valve 213 is connected to a second input port of the mixed gas tank 25, an output port of the mixed gas tank 25 is connected to an input port of a moisture channel of the fuel cell humidifier, an output port of the moisture channel is connected to an input port of the second throttle valve 216, and an input/output port of the second throttle valve 216 is used for outputting gas; the vortex street flow meter 210 is disposed in a connecting pipeline between the output port of the electric valve 29 and the input port of the three-way valve 211, the third temperature, pressure and humidity detecting unit 214 is disposed in a pipeline between the output port of the mixed gas tank 25 and the input port of the moisture channel, and the fourth temperature, pressure and humidity detecting unit 215 is disposed in a connecting pipeline between the output port of the moisture channel and the output/input port of the second throttle valve 216.
The working principle of the second air filtering device 21, the second air compressor 22 and the second intercooler 23 is the same as that of the first air filtering device 11, the first air compressor 12 and the first intercooler 13, and reference can be made to the foregoing description. The gas flowing out of the second intercooler 23 flows into the first check valve 24 and then into the mixed gas tank 25, and the first check valve 24 is used to prevent the gas in the mixed gas tank 25 from flowing back to the second intercooler 23.
The steam generated by the electromagnetic steam generator 26 is filtered by the steam filter valve 27 to flow out of the impurities, including one or more of particles, dust, etc., but not including water vapor. The steam passing through the steam filter valve 27 enters the third intercooler 28 for cooling, the cooled gas enters the three-way valve 211 through the electric valve 29, the electric valve 29 can control the on-off and the size of the gas flowing into the three-way valve 211 from the third intercooler 29, the vortex flowmeter 210 arranged between the electric valve 29 and the three-way valve 211 can detect the flow rate of the gas flowing into the three-way valve 211 from the electric valve 29, the gas flowing into the three-way valve 211 flows into the mixed gas tank 25 through the second check valve 213, the electromagnetic switch 212 is used for controlling the redundant gas to flow out from the three-way valve 211, and the second check valve 213 is used for preventing the gas in the mixed gas tank 25 from flowing back to the three-.
The gases flowing into the mixed gas tank 25 through the first check valve 24 and the second check valve 213 are mixed in the mixed gas tank 25 to form moisture, the moisture enters the moisture passage of the fuel cell humidifier and then flows out from the output port of the moisture passage to the second throttle valve 216, the outflow of the gases is controlled by the second throttle valve 216, the third temperature, pressure and humidity detecting unit 214 is used to detect the temperature, pressure and humidity of the air flowing into the moisture passage of the fuel cell humidifier from the mixed gas tank 25, and the fourth temperature, pressure and humidity detecting unit 215 is used to detect the temperature, pressure and humidity of the air flowing out of the moisture passage of the fuel cell humidifier. The gas in the dry gas channel and the gas in the wet gas channel exchange protons in the fuel cell humidifier, thereby achieving humidity exchange.
The control subsystem 3 is respectively connected with the dry gas subsystem 1 and the wet gas subsystem 2 so as to control and display data of the dry gas subsystem 1 and the wet gas subsystem 2. Specifically, the control subsystem 3 comprises a control host 31 and a VCU32, wherein the control host 31 is connected with a VCU32 through a CAN connection mode, and the VCU32 is connected with a first temperature, pressure and humidity detection unit, a first throttle valve, a second throttle valve, an electromagnetic switch 212, a vortex shedding flowmeter 210, a first compressor, a second compressor, an electromagnetic steam generator 26, a valve 15, an electrically operated valve 29 and the like. The control host 31 has a display screen and an operation input device for monitoring or controlling data of the dry gas subsystem and the wet gas subsystem. The temperature, pressure and humidity collected by the first to fourth temperature, pressure and humidity detecting units and the flow collected by the vortex shedding flowmeter 210 can be displayed in a display screen, and the first and second throttle valves, the electromagnetic switch 212, the first and second compressors, the electromagnetic steam generator 26, the valve 15 and the electric valve 29 can be controlled by the operation input device.
In this embodiment, as a preferred embodiment of the present invention, the dry gas subsystem 1, the wet gas subsystem 2 and the control subsystem 3 are integrated on the test bench, and each temperature, pressure and humidity detection unit is implemented by using a temperature, pressure and humidity integrated sensor.
In other embodiments of the present invention, the dry gas subsystem 1 further includes a first cooling system 18 connected to the first air compressor 12 and the first intercooler 13, respectively, for cooling the first air compressor and the first intercooler, and the wet gas subsystem 2 further includes a second cooling system 217 connected to the second air compressor 22 and the second intercooler 23, respectively, for cooling the second air compressor 22 and the second intercooler 23.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. A fuel cell humidifier testing system is characterized by comprising a dry gas subsystem, a wet gas subsystem and a control subsystem;
the dry gas subsystem comprises a first air filtering device, a first air compressor, a first intercooler, a first temperature, pressure and humidity detecting unit, a valve, a second temperature, pressure and humidity detecting unit and a first throttle valve; the input port of the first air filtering device is used for inputting air, the output port of the first air filtering device is connected with the input port of the first air compressor, the output port of the first air compressor is connected with the input port of the first intercooler, the output port of the first intercooler is connected with the input port of the valve, the output port of the valve is connected with the input port of a dry gas channel of the fuel cell humidifier, the output port of the dry gas channel is connected with the input port of the first throttle valve, and the input and output ports of the first throttle valve are used for outputting gas; the first temperature, pressure and humidity detection unit is arranged in a connecting pipeline between an output port of the first intercooler and an input port of the valve, and the second temperature, pressure and humidity detection unit is arranged in a connecting pipeline between an output port of the dry gas channel and an output/input port of the first throttle valve;
the moisture subsystem comprises a second air filtering device, a second air compressor, a second intercooler, a first check valve, a mixed gas box, an electromagnetic steam generator, a steam filtering valve, a third intercooler, an electric valve, a vortex flowmeter, a three-way valve, an electromagnetic switch, a second check valve and a third temperature, pressure and humidity detection unit; the input port of the second air filter device is used for inputting air, the output port is connected with the input port of the second air compressor, the output port of the second air compressor is connected with the input port of the second intercooler, the output port of the second intercooler is connected with the input port of the first check valve, the output port of the first check valve is connected with the first input port of the mixed gas box, the output port of the electromagnetic steam generator is connected with the input port of the steam filter valve, the output port of the steam filter valve is connected with the input port of the third intercooler, the output port of the third intercooler is connected with the input port of the electric valve, the output port of the electric valve is connected with the input port of the three-way valve, the first output interface of the three-way valve is connected with the electromagnetic switch, the second output port of the three, the output port of the mixed gas box is connected with the input port of a moisture channel of the fuel cell humidifier, the output port of the moisture channel is connected with the input port of the second throttle valve, and the input and output ports of the second throttle valve are used for outputting gas; the vortex street flowmeter is arranged in a connecting pipeline between an output port of the electric valve and an input port of the three-way valve, the third temperature, pressure and humidity detection unit is arranged in a pipeline between an output port of the mixed gas box and an input port of the moisture channel, and the fourth temperature, pressure and humidity detection unit is arranged in a connecting pipeline between the output port of the moisture channel and an output/input port of the second throttle valve;
the control subsystem is respectively connected with the dry gas subsystem and the wet gas subsystem so as to control and display data of the dry gas subsystem and the wet gas subsystem.
2. The fuel cell humidifier testing system according to claim 1, wherein the dry gas subsystem comprises a first cooling system connected to the first air compressor and the first intercooler, respectively, for cooling the first air compressor and the first intercooler.
3. The fuel cell humidifier testing system according to claim 1, wherein the moisture subsystem comprises a second cooling system connected to the second air compressor and the second intercooler, respectively, for cooling the second air compressor and the second intercooler.
4. The fuel cell humidifier testing system according to claim 1, wherein each temperature, pressure and humidity detecting unit is an integrated temperature, pressure and humidity sensor.
5. The fuel cell humidifier testing system according to claim 1, wherein the control subsystem comprises a control host and a VCU, the control host is connected with the VCU through a CAN connection, and the VCU is connected with the temperature, pressure and humidity detection units, the throttle valves, the electromagnetic switch, the vortex shedding flowmeter, the compressors, the electromagnetic steam generator, the valve and the electrically operated valve.
6. The fuel cell humidifier testing system according to claim 5, wherein the control host has a display screen and control input devices for monitoring or controlling data of the dry gas subsystem and the wet gas subsystem.
7. The fuel cell humidifier testing system according to claim 1, wherein the dry gas subsystem, the wet gas subsystem and the control subsystem are integrated on a test rig.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011080179.8A CN112197989A (en) | 2020-10-10 | 2020-10-10 | Fuel cell humidifier test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011080179.8A CN112197989A (en) | 2020-10-10 | 2020-10-10 | Fuel cell humidifier test system |
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| Publication Number | Publication Date |
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| CN112197989A true CN112197989A (en) | 2021-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011080179.8A Pending CN112197989A (en) | 2020-10-10 | 2020-10-10 | Fuel cell humidifier test system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113074975A (en) * | 2021-03-30 | 2021-07-06 | 中氢铭创测控科技(武汉)有限公司 | Fuel cell humidifier testing device |
| CN113418727A (en) * | 2021-05-27 | 2021-09-21 | 深圳伊腾迪新能源有限公司 | Humidifier performance testing device and using method thereof |
-
2020
- 2020-10-10 CN CN202011080179.8A patent/CN112197989A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113074975A (en) * | 2021-03-30 | 2021-07-06 | 中氢铭创测控科技(武汉)有限公司 | Fuel cell humidifier testing device |
| CN113418727A (en) * | 2021-05-27 | 2021-09-21 | 深圳伊腾迪新能源有限公司 | Humidifier performance testing device and using method thereof |
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