CN112952159B - Method and system for testing fuel cell air compressor - Google Patents
Method and system for testing fuel cell air compressor Download PDFInfo
- Publication number
- CN112952159B CN112952159B CN201911267416.9A CN201911267416A CN112952159B CN 112952159 B CN112952159 B CN 112952159B CN 201911267416 A CN201911267416 A CN 201911267416A CN 112952159 B CN112952159 B CN 112952159B
- Authority
- CN
- China
- Prior art keywords
- air
- air compressor
- fuel cell
- flow
- pressure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
- H01M8/0438—Pressure; Ambient pressure; Flow
- H01M8/04425—Pressure; Ambient pressure; Flow at auxiliary devices, e.g. reformers, compressors, burners
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- 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 provides a method and a system for testing a fuel cell air compressor. The testing method comprises the following steps: calculating air flow and air pressure values required for the fuel cell stack; the electric pile simulator is adopted to connect with the air compressor, the rotating speed of the air compressor is set, the consumed air flow and the inlet air pressure value of the electric pile simulator are regulated and detected in real time, when the regulated detected value reaches the required air flow and air pressure value, the air compressor is matched with the fuel cell pile, otherwise, the next step is carried out; the rotating speed of the air compressor is increased, and if the adjusted detection value reaches the required air flow and air pressure value, the air compressor is matched with the fuel cell stack; if the air compressor still cannot reach the highest rotating speed, the air compressor is not matched with the fuel cell stack. The test system comprises a pile simulator, a pressure test assembly and a flow test assembly, wherein the pressure test assembly and the flow test assembly are respectively connected with the pile simulator. The invention has the advantages of convenient test, high test accuracy, compact structure and the like.
Description
Technical Field
The invention relates to the field of proton exchange membrane fuel cells, in particular to a method and a system for testing an air compressor of a fuel cell.
Background
The proton exchange membrane fuel cell is considered as a power device with the highest potential because of the advantages of high start-stop speed, high efficiency, high energy density, low noise, no pollution and the like, and is used as a power source in the field of automobiles, such as fuel cell buses. The fuel cell engine is a core component of the fuel cell automobile, and the fuel cell engine needs to obtain oxygen in air and hydrogen to perform electrochemical reaction to generate electric energy during operation.
In order to improve the power density of the fuel cell and reduce the volume of the fuel cell, the fuel cell air compressor is usually used for pressurizing air, and is different from the traditional air compressor in rotating speed, large pressure ratio and small flow, and parasitic power of the fuel cell air compressor can account for 20% of the output power of the fuel cell electric pile. Therefore, the performance of the fuel cell air compressor directly influences key performance indexes such as efficiency, dynamic performance, noise and the like of the fuel cell engine, so that the testing and the type selection of the fuel cell air compressor are particularly important in the development process of the fuel cell engine.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide the method and the system for testing the fuel cell air compressor, which are convenient to test, high in testing accuracy and compact in structure.
In order to solve the technical problems, the technical scheme provided by the invention is as follows:
a fuel cell air compressor testing method comprises the following steps:
1) Calculating air flow and air pressure values required by the fuel cell stack at different powers;
2) The electric pile simulator is adopted to connect with the air compressor, the rotating speed of the air compressor is set, the consumed air flow and the inlet air pressure value of the electric pile simulator are regulated and detected in real time, when the regulated air flow and the regulated air pressure value reach the air flow and the air pressure value required by the fuel cell pile at the same time, the air compressor is judged to be matched with the fuel cell pile, otherwise, the next step is carried out;
3) The rotating speed of the air compressor is increased, and whether the adjusted air flow and air pressure values can reach the air flow and air pressure values required by the fuel cell stack at the same time is continuously detected; if so, judging that the air compressor is matched with the fuel cell stack; if the air compressor still cannot reach the highest rotating speed, the air compressor is not matched with the fuel cell stack.
As a further improvement of the above technical scheme:
in step 2), an intercooler is used to cool down the high temperature air entering the pile simulator from the air compressor.
A fuel cell air compressor test system comprises a stack simulator for simulating a fuel cell stack, a pressure test assembly for adjusting and detecting the air pressure value at the inlet of the stack simulator, and a flow test assembly for adjusting and detecting the air flow consumed by the stack simulator; the pressure test assembly and the flow test assembly are respectively connected with the electric pile simulator and simulate air flow and air pressure values required by the fuel cell pile so as to test whether the air compressor is matched with the fuel cell pile.
As a further improvement of the above technical scheme:
the flow test assembly comprises a first air flow meter, a first back pressure valve and a flow test pipeline, wherein the flow test pipeline is connected to the outlet end of the galvanic pile simulator, and the first air flow meter and the first back pressure valve are arranged on the flow test pipeline.
The pressure testing assembly comprises a first pressure sensor, a second back pressure valve and a pressure testing pipeline, the pressure testing pipeline is connected to the outlet end of the electric pile simulator, the second back pressure valve is arranged on the pressure testing pipeline, and the first pressure sensor is arranged between the air compressor and the electric pile simulator.
The fuel cell air compressor testing system further comprises an intercooler for cooling high-temperature air generated by the air compressor, wherein the intercooler is arranged between the air compressor and the pile simulator and is positioned at the upstream of the first pressure sensor.
A temperature sensor for detecting the air temperature value is arranged between the intercooler and the first pressure sensor.
The fuel cell air compressor testing system further comprises an air compressor air inlet assembly, wherein the air compressor air inlet assembly comprises an air inlet pipeline, a second pressure sensor for detecting air inlet pressure of the air compressor, and a flow detection component for detecting air inlet flow of the air compressor, and the second pressure sensor and the flow detection component are arranged on the air inlet pipeline.
The air compressor inlet assembly further comprises an air filter, the flow detection component comprises a second air flow meter and a third air flow meter, and the second air flow meter and the third air flow meter are arranged at two ends of the air filter.
The air compressor is connected with an air compressor controller for controlling the running state and the rotating speed of the air compressor, and a water cooling heat dissipation channel for preventing the air compressor controller and the air compressor from being damaged by over-temperature is arranged on the air compressor.
Compared with the prior art, the invention has the advantages that:
according to the invention, the electric pile simulator is connected with the air compressor to simulate the fuel cell pile during testing, and meanwhile, the air flow and the air pressure value required by the fuel cell pile are simulated by adjusting the consumed air flow and the inlet air pressure value of the electric pile simulator, so that whether the performance of the air compressor can meet the performance requirement of the power consumption of the fuel cell pile or not is tested, and the purpose of testing whether the air compressor can be matched with the fuel cell pile or not is achieved. Meanwhile, the rotating speed of the air compressor can be adjusted in real time according to the required parameters of the fuel cell stack during testing, and whether the air compressor is matched or not is judged timely. The testing method can test the output air flow and the output air pressure of the air compressors under different output powers of the fuel cell stacks, and helps the fuel cell engine to develop and design space-time selection, so that the efficiency of the whole fuel cell system is optimal. The fuel cell air compressor testing system also has the advantages, and the connecting structure is simple and compact.
Drawings
The invention will be described in more detail hereinafter on the basis of embodiments and with reference to the accompanying drawings. Wherein:
fig. 1 is a schematic flow chart of a testing method of a fuel cell air compressor of the invention.
Fig. 2 is a schematic diagram of a fuel cell air compressor testing system according to the present invention.
The reference numerals in the drawings denote:
1. a galvanic pile simulator; 2. an air compressor; 3. a flow test assembly; 31. a first air flow meter; 32. a first back pressure valve; 33. a flow test line; 4. a pressure testing assembly; 41. a first pressure sensor; 42. a second back pressure valve; 43. a pressure test line; 5. an intercooler; 6. a temperature sensor; 7. an air inlet component of the air compressor; 71. an air intake line; 72. a second pressure sensor; 73. a second air flow meter; 74. a third air flow meter; 75. an air filter; 8. an air compressor controller; 9. and a water cooling heat dissipation channel.
Detailed Description
The invention will now be described in further detail with reference to the drawings and the specific examples, which are not intended to limit the scope of the invention.
Fig. 1 shows an embodiment of the fuel cell air compressor testing method of the present invention, which includes the steps of:
1) Calculating air flow and air pressure values required by the fuel cell stack at different powers;
2) The electric pile simulator 1 is adopted to connect the air compressor 2, the rotating speed of the air compressor 2 is set, the consumed air flow and the inlet air pressure value of the electric pile simulator 1 are regulated and detected in real time, when the regulated air flow and air pressure value simultaneously reach the air flow and air pressure value required by the fuel cell pile, the air compressor 2 is judged to be matched with the fuel cell pile, otherwise, the next step is carried out;
3) The rotating speed of the air compressor 2 is increased, and whether the adjusted air flow and air pressure values reach the air flow and air pressure values required by the fuel cell stack at the same time is continuously detected; if so, judging that the air compressor 2 is matched with the fuel cell stack; if the air compressor 2 cannot reach the highest rotation speed, the air compressor 2 is not matched with the fuel cell stack.
According to the invention, the electric pile simulator 1 is connected with the air compressor 2 to simulate the fuel cell pile during testing, and meanwhile, the air flow and the air pressure value required by the fuel cell pile are simulated by adjusting the consumed air flow and the inlet air pressure value of the electric pile simulator 1, so that the performance of the air compressor 2 can meet the performance requirement of the power consumption of the fuel cell pile, and the purpose of testing whether the air compressor 2 can be matched with the fuel cell pile is achieved. Meanwhile, the air compressor 2 can adjust the rotating speed in real time according to the parameters required by the fuel cell stack during testing, and timely judge whether the fuel cell stack is matched or not, so that the air compressor is convenient to test, has high testing accuracy, and effectively avoids the surge phenomenon of the air compressor 2 caused by insufficient capacity in the actual process. The testing method can test the output air flow and the output air pressure of the air compressor 2 under different output powers of the fuel cell stacks, and help the fuel cell engine to develop and design the model selection of the air compressor 2, so that the efficiency of the whole fuel cell system is optimal.
Further, in step 2), the intercooler 5 is used to cool the high-temperature air entering the pile simulator 1 from the air compressor 2, so as to ensure smooth and reliable operation of the pile simulator 1.
Fig. 2 shows an embodiment of the fuel cell air compressor test system of the present invention, which includes a stack simulator 1, a pressure test assembly 4, and a flow test assembly 3. Wherein the stack simulator 1 is connected with the air compressor 2 to simulate a fuel cell stack. The pressure testing component 4 and the flow testing component 3 are respectively connected with the pile simulator 1, the pressure testing component 4 is used for adjusting and detecting the inlet air pressure value of the pile simulator 1, and the flow testing component 3 is used for adjusting and detecting the consumed air flow of the pile simulator 1; meanwhile, the pressure testing component 4 and the flow testing component 3 are adjusted in real time according to the air flow and air pressure values required by the electric pile simulator 1 so as to simulate the working conditions required by the fuel cell pile, and the purpose of testing whether the air compressor 2 is matched with the fuel cell pile is achieved. Meanwhile, the whole structure of the test system is simple and compact.
Further, the flow test assembly 3 includes a first air flow meter 31, a first back pressure valve 32, and a flow test line 33. Wherein the first back pressure valve 32 is adjusted according to the air flow rate required by the fuel cell stack to simulate the air consumption of the fuel cell stack under different working conditions; the first air flow meter 31 is used for detecting the air flow rate adjusted by the first back pressure valve 32 in real time to quickly determine whether the adjusted air flow rate reaches the air flow rate required by the fuel cell stack. In this embodiment, the flow test pipeline 33 is connected to the outlet end of the galvanic pile simulator 1, and the first air flow meter 31 and the first back pressure valve 32 are disposed on the flow test pipeline 33, which is simple and compact in structure.
Further, the pressure testing assembly 4 includes a first pressure sensor 41, a second back pressure valve 42, and a pressure testing line 43. Wherein the second back pressure valve 42 is adjusted according to the air pressure value required for the fuel cell stack; the first pressure sensor 41 is used for detecting the air pressure value regulated by the second back pressure valve 42 in real time to rapidly judge whether the regulated air pressure value reaches the air pressure value required by the fuel cell stack. In this embodiment, the pressure test pipeline 43 is connected to the outlet end of the pile simulator 1, the second back pressure valve 42 is disposed on the pressure test pipeline 43, and the first pressure sensor 41 is disposed between the air compressor 2 and the pile simulator 1, and the structure is simple and compact.
In the testing process, when the air compressor 2 is adjusted to the highest rotation speed and still cannot enable the test values of the first air flow meter 31 and the first pressure sensor 41 to reach the air flow and air pressure values required by the fuel cell stack at the same time, it is indicated that the air compressor 2 cannot be matched with the fuel cell stack, and the testing accuracy is high, and the testing is rapid and convenient.
As shown in fig. 2, the fuel cell air compressor test system further includes an intercooler 5. The intercooler 5 is arranged between the air compressor 2 and the electric pile simulator 1, and the intercooler 5 is arranged at the upstream of the first pressure sensor 41, and the setting of the intercooler 5 can cool high-temperature air generated by the air compressor 2, so that the electric pile simulator 1 and the first pressure sensor 41 are prevented from being damaged due to over-temperature, and the smooth test is ensured.
Further, a temperature sensor 6 is disposed between the intercooler 5 and the first pressure sensor 41, and the temperature sensor 6 is used for detecting the air temperature value after the intercooler 5 is cooled. When the detected temperature is too high, the test is stopped and whether the cooling medium of the intercooler 5 is sufficient is judged, so that the first pressure sensor 41 is prevented from being damaged due to over-temperature, and the reliable test is ensured.
In this embodiment, the fuel cell air compressor testing system further includes an air compressor air intake assembly 7, and the air compressor air intake assembly 7 includes an air intake pipe 71, a second pressure sensor 72, and a flow detection component. Wherein the air intake pipe 71 communicates with an air intake of the air compressor 2 to draw in air through the outside; the second pressure sensor 72 detects the intake pressure of the air compressor 2, and the flow rate detecting means detects the intake flow rate of the air compressor 2, and the second pressure sensor 72 and the flow rate detecting means are provided on the intake pipe 71.
Further, the air compressor intake assembly 7 further includes an air filter 75, and the air filter 75 is disposed on the intake pipe 71 to filter air impurities. Meanwhile, the flow detection part comprises a second air flow meter 73 and a third air flow meter 74, the second air flow meter 73 and the third air flow meter 74 are respectively arranged at two ends of the air filter 75, when the flow values detected by the second air flow meter 73 and the third air flow meter 74 are inconsistent, the air filter 75 is indicated to be blocked, whether an air inlet channel of the air compressor 2 is unobstructed or not can be effectively judged, and reliable air inlet of the air compressor is ensured.
In this embodiment, the air compressor 2 is connected to an air compressor controller 8. The air compressor controller 8 is externally input with high-voltage direct current, the air compressor controller 8 converts the high-voltage direct current into three-phase high voltage power to supply power to the air compressor 2, and the air compressor controller 8 can also control the running state and the rotating speed setting of the air compressor 2.
Meanwhile, the air compressor controller 8 and the air compressor 2 are provided with the water cooling heat dissipation channel 9 in a penetrating way, and the air compressor 2 and the air compressor controller 8 can generate heat in the continuous test process, so that the air compressor 2 and the air compressor controller 8 are effectively prevented from being damaged due to over-temperature.
While the invention has been described with reference to a preferred embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the technical features mentioned in the respective embodiments may be combined in any manner as long as there is no structural conflict. The present invention is not limited to the specific embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.
Claims (7)
1. The method for testing the fuel cell air compressor is characterized by comprising the following steps of:
1) Calculating air flow and air pressure values required by the fuel cell stack at different powers;
2) The electric pile simulator is adopted to connect with the air compressor, the rotating speed of the air compressor is set, the consumed air flow and the inlet air pressure value of the electric pile simulator are regulated and detected in real time, when the regulated air flow and the regulated air pressure value reach the air flow and the air pressure value required by the fuel cell pile at the same time, the air compressor is judged to be matched with the fuel cell pile, otherwise, the next step is carried out; in the step 2), an intercooler is adopted to cool high-temperature air entering the pile simulator from the air compressor;
3) The rotating speed of the air compressor is increased, and whether the adjusted air flow and air pressure values reach the air flow and air pressure values required by the fuel cell stack or not is continuously detected; if so, judging that the air compressor is matched with the fuel cell stack; if the air compressor still cannot reach the highest rotating speed, the air compressor is not matched with the fuel cell stack.
2. A fuel cell air compressor test system for performing the fuel cell air compressor test method according to claim 1, characterized by comprising a stack simulator simulating a fuel cell stack, a pressure test assembly adjusting and detecting a value of an inlet air pressure of the stack simulator, and a flow test assembly adjusting and detecting a flow rate of air consumed by the stack simulator; the pressure test assembly and the flow test assembly are respectively connected with the electric pile simulator and simulate air flow and air pressure values required by the fuel cell pile so as to test whether the air compressor is matched with the fuel cell pile,
the air compressor is connected with an air compressor controller for controlling the running state and the rotating speed of the air compressor,
the flow test assembly comprises a first air flow meter, a first back pressure valve and a flow test pipeline, the flow test pipeline is connected with the outlet end of the galvanic pile simulator, the first air flow meter and the first back pressure valve are arranged on the flow test pipeline,
the pressure testing assembly comprises a first pressure sensor, a second back pressure valve and a pressure testing pipeline, the pressure testing pipeline is connected to the outlet end of the electric pile simulator, the second back pressure valve is arranged on the pressure testing pipeline, and the first pressure sensor is arranged between the air compressor and the electric pile simulator.
3. The fuel cell air compressor testing system of claim 2, further comprising an intercooler for cooling high temperature air generated by an air compressor, the intercooler being disposed between the air compressor and the stack simulator and upstream of the first pressure sensor.
4. The fuel cell air compressor testing system according to claim 3, wherein a temperature sensor for detecting an air temperature value is provided between the intercooler and the first pressure sensor.
5. The fuel cell air compressor testing system according to any one of claims 2 to 4, further comprising an air compressor intake assembly including an intake pipe, a second pressure sensor that detects an air compressor intake pressure, and a flow rate detecting member that detects an air compressor intake flow rate, the second pressure sensor and the flow rate detecting member being provided on the intake pipe.
6. The fuel cell air compressor testing system of claim 5, wherein the air compressor intake assembly further comprises an air filter, and the flow detection component comprises a second air flow meter and a third air flow meter disposed at opposite ends of the air filter.
7. The fuel cell air compressor testing system according to any one of claims 2 to 4, wherein water cooling heat dissipation channels for preventing both from being damaged due to over-temperature are provided on the air compressor controller and the air compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911267416.9A CN112952159B (en) | 2019-12-11 | 2019-12-11 | Method and system for testing fuel cell air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911267416.9A CN112952159B (en) | 2019-12-11 | 2019-12-11 | Method and system for testing fuel cell air compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112952159A CN112952159A (en) | 2021-06-11 |
| CN112952159B true CN112952159B (en) | 2023-09-08 |
Family
ID=76233971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911267416.9A Active CN112952159B (en) | 2019-12-11 | 2019-12-11 | Method and system for testing fuel cell air compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112952159B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112751061B (en) * | 2020-12-31 | 2022-02-25 | 吉林大学 | Fuel cell air circuit testing system and method |
| CN116706160B (en) * | 2023-08-02 | 2023-12-08 | 山东美燃氢动力有限公司 | Controllable fuel pressure control system of fuel cell |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204439800U (en) * | 2015-03-16 | 2015-07-01 | 上海新源动力有限公司 | For the proving installation of air system in hydrogen fuel cell |
| CN105609818A (en) * | 2014-11-14 | 2016-05-25 | 丰田自动车株式会社 | Fuel cell system and method for controlling rotational speed of air compressor |
| CN206116522U (en) * | 2016-10-14 | 2017-04-19 | 上海新源动力有限公司 | Sub - system test platform of fuel cell air |
| CN106848352A (en) * | 2017-03-24 | 2017-06-13 | 同济大学 | Fuel battery air supply subsystem matching test method based on pile simulator |
| CN209658312U (en) * | 2019-03-18 | 2019-11-19 | 深圳市南科动力科技有限公司 | The pressure drop of fuel cell pile pressure and flow consume simulating test device |
| CN110553831A (en) * | 2019-09-26 | 2019-12-10 | 中国第一汽车股份有限公司 | Fuel cell air compressor machine test system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200721582A (en) * | 2005-11-23 | 2007-06-01 | Atomic Energy Council | Apparatus for thermal engineering simulation of fuel cell |
-
2019
- 2019-12-11 CN CN201911267416.9A patent/CN112952159B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105609818A (en) * | 2014-11-14 | 2016-05-25 | 丰田自动车株式会社 | Fuel cell system and method for controlling rotational speed of air compressor |
| CN204439800U (en) * | 2015-03-16 | 2015-07-01 | 上海新源动力有限公司 | For the proving installation of air system in hydrogen fuel cell |
| CN206116522U (en) * | 2016-10-14 | 2017-04-19 | 上海新源动力有限公司 | Sub - system test platform of fuel cell air |
| CN106848352A (en) * | 2017-03-24 | 2017-06-13 | 同济大学 | Fuel battery air supply subsystem matching test method based on pile simulator |
| CN209658312U (en) * | 2019-03-18 | 2019-11-19 | 深圳市南科动力科技有限公司 | The pressure drop of fuel cell pile pressure and flow consume simulating test device |
| CN110553831A (en) * | 2019-09-26 | 2019-12-10 | 中国第一汽车股份有限公司 | Fuel cell air compressor machine test system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112952159A (en) | 2021-06-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110190306B (en) | Online fault diagnosis method for fuel cell system | |
| CN209344234U (en) | A kind of pneumatic control device of the quick heat engine of fuel cell system | |
| CN105895939B (en) | Dynamic performance testing system for vehicle fuel cell and working method thereof | |
| CN113067018A (en) | Fuel cell hydrogen circulation test system | |
| CN112952159B (en) | Method and system for testing fuel cell air compressor | |
| CN110752391B (en) | Semi-physical simulation platform for fuel cell | |
| CN112751061B (en) | Fuel cell air circuit testing system and method | |
| CN111224132B (en) | Shutdown purging method and system for fuel cell | |
| CN106848352A (en) | Fuel battery air supply subsystem matching test method based on pile simulator | |
| CN113097535B (en) | Water heat management system of self-humidifying fuel cell and control method thereof | |
| CN213457279U (en) | Testing system of fuel cell system | |
| CN110943240A (en) | Hydrogen engine thermal management system adopting double-circulation water pump and control method | |
| CN114094238A (en) | Power battery pack temperature difference and temperature management system and control method thereof | |
| CN211295275U (en) | Hydrogen engine heat management system adopting double-circulation water pump | |
| CN112886034A (en) | Comprehensive test system suitable for air-cooled proton exchange membrane fuel cell | |
| CN113776953B (en) | Device and method for detecting compressive strength of fuel cell stack | |
| CN209783927U (en) | Fuel cell membrane humidifier test system | |
| CN113745592B (en) | Electric pile simulator and hydrogen fuel cell testing system | |
| CN113250947B (en) | Fuel cell air compressor durability test system and method | |
| CN113339309A (en) | Fuel cell air compressor testing system and method | |
| CN201838663U (en) | Temperature control system for proton exchange membrane fuel cell testing platform | |
| CN113937324B (en) | Fuel cell vehicle air leakage diagnosis method and device | |
| CN210108691U (en) | Test platform of hydrogen fuel cell gas supply equipment | |
| CN219832713U (en) | Circulating water cooling device of fuel cell test system | |
| CN212807520U (en) | Pressure maintaining and leakage detecting device for fuel cell system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |