CN211085686U - Water heat management test platform for fuel cell engine - Google Patents
Water heat management test platform for fuel cell engine Download PDFInfo
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- CN211085686U CN211085686U CN201922392665.2U CN201922392665U CN211085686U CN 211085686 U CN211085686 U CN 211085686U CN 201922392665 U CN201922392665 U CN 201922392665U CN 211085686 U CN211085686 U CN 211085686U
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- fuel cell
- water
- management
- test
- water tank
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Abstract
The utility model relates to a hydrogen fuel cell and fuel cell engine system test technical field, concretely relates to fuel cell engine hydrothermal management test platform. The main technical scheme is that the device comprises a control system, wherein the control system is respectively connected with a variable frequency water pump, a heater and an external cooling circulation system, the variable frequency water pump is sequentially connected with a water tank, a water mixing valve, a water distribution valve, a heat exchanger and the external cooling circulation system, the water distribution valve is connected with a hot water management heat exchanger to be tested, the variable frequency water pump is connected with the hot water management heat exchanger to be tested through a flow meter, and the water tank is internally provided with the heater. The utility model discloses simulation heat production function reaches hydrothermal management system test in the mainly used fuel cell hydrothermal management test, is favorable to heat transfer function test in the hydrothermal management.
Description
Technical Field
The utility model relates to a fuel cell engine hydrothermal management test platform belongs to hydrogen fuel cell and fuel cell engine system test technical field.
Background
At present, a hydrogen fuel cell and a fuel cell engine generate heat and discharge water besides generating electric power when working, and the existing test only tests the generated heat and water respectively and cannot provide a complete basis for improving the performance of the hydrogen fuel cell and the engine. The hydro-thermal management system can truly and accurately test the hydro-thermal of the hydrogen fuel cell engine, can evaluate the performance of the hydro-thermal management part in the fuel cell engine system, and has great value for improving the fuel cell engine system.
SUMMERY OF THE UTILITY MODEL
For making up the not enough of prior art, the utility model provides a fuel cell engine hydrothermal management test platform. The main technical scheme is as follows: the utility model provides a fuel cell engine hydrothermal management test platform, includes control system, control system connect frequency conversion water pump, heater, outside cooling circulation system respectively, frequency conversion water pump and water tank, mix water valve, shunt valve, heat exchanger, outside cooling circulation system and connect gradually, the shunt valve connect the hot water management heat exchanger that awaits measuring, frequency conversion water pump connect the hot water management heat exchanger that awaits measuring through the flowmeter, the water tank in set up the heater.
Furthermore, the water tank is of a double-layer stainless steel structure.
Furthermore, the water tank is provided with an air outlet.
The utility model has the advantages as follows: the utility model discloses simulation heat production function and to hydrothermal management system test in the mainly used fuel cell hydrothermal management test, through testing hydrogen fuel cell engine hydrothermal, can make performance evaluation to the water heat management part in the fuel cell engine system, improve for the design of hydrogen fuel cell engine, provide reliable data.
Drawings
FIG. 1 is a schematic structural diagram 1 of the present invention
Fig. 2 is a schematic structural diagram 2 of the present invention;
wherein: 1. the device comprises a hot water management heat exchanger to be tested, 2, a flowmeter, 3, a variable frequency water pump, 4, a water tank, 5, a water mixing valve, 6, a water diversion valve, 7, a heat exchanger, 8, an external cooling circulation system, 9, a control system, 10 and a heater.
Detailed Description
As shown in fig. 1-2, a fuel cell engine water heat management test platform includes a control system 9, the control system 9 is respectively connected to a variable frequency water pump 3, a heater 10, and an external cooling circulation system 8, the variable frequency water pump 3 is sequentially connected to a water tank 4, a water mixing valve 5, a shunt valve 6, a heat exchanger 7, and the external cooling circulation system 8, the shunt valve 6 is connected to a hot water management heat exchanger 1 to be tested, the variable frequency water pump 3 is connected to the hot water management heat exchanger 1 to be tested through a flow meter 2, and the water tank 4 is provided with the heater 10. The water tank 4 is of a double-layer stainless steel structure. The water tank 4 is provided with an air outlet.
The utility model discloses a temperature control process is: the variable frequency water pump 3 operates to enable cooling water to form closed circulation among the hot water management heat exchanger 1 to be tested, the water tank 4 and the heat exchanger 7. If the temperature of the circulating water is higher than the set value, the controller of the external cooling circulating system 8 is started, and the temperature is controlled to the set value by regulating the water flow through PID control; if the temperature of the circulating water is lower than the set value, the external circulating water of the external cooling circulating system 8 is completely cut off, the heater 9 in the water tank 4 is switched on, the water tank 4 is started to be heated, and the water temperature is heated to the set value through PID control.
The unit variable frequency water pump 3 is provided with a controller, and the rotating speed of the water pump can be adjusted. After the flow meter 2 transmits the measured flow value to the controller, the control program can adjust the flow to a certain value according to a preset control model, so that the temperature difference of the battery inlet and outlet meets the requirements of users.
1 test range of cooling liquid flow:
the water tank is configured and provided with two sets of inlet and outlet pipelines and two flowmeters, so that the test requirements of heat exchange systems with different flow rates are met:
1.1 Low flow: 1.5-15m3H, precision +/-1%;
1.2 large flow: 15-35m3H, precision +/-1%;
1.3 the test bench can select different pipelines to test according to the flow of the test radiator;
1.4 the size of the water tank is more than or equal to 500L, the water tank is made of stainless steel, the double-layer heat preservation design is adopted, the appearance design is elegant and beautiful, and the water tank is provided with an air outlet.
2, the pressure is in the range of-50 to 250KPa (G); precision: not more than +/-5 kPa; (import-export measurements);
3, controlling the temperature of the cooling liquid to be between room temperature and 80 ℃; precision: not more than +/-1 ℃;
4 on-line measurement of conductivity: 0.01 to 50 μ s/cm,
and (3) control mode:
the gantry is configured with two control modes: PMW mode and can communication control mode;
1PWM mode:
1.1 the duty ratio can be set at a single point or a working condition file test (PMW control, two ways) can be introduced, the motor power and the power supply DC0-48 can be adjusted into four ways, the two ways are respectively 5kw, the two ways are respectively 15kw, and the total power is more than or equal to 40 kw;
1.2 Fan control test (PMW control, two-way), the host computer software can set to start the fan according to the starting condition or directly set the value to start and output the fan controller.
2can communication control mode:
the test bench can control the motor controller of the variable frequency water pump 3 in a can communication mode, and the fan is controlled in a can communication mode or a PMW mode for testing.
The heat management and temperature control program of the unit can monitor the total amount of heat dissipation conditions, and the accurate control of the operating temperature is realized through internal logic regulation according to the temperature parameters set by a user.
The foregoing embodiments are provided for illustration and description of the invention and are not intended to limit the invention to the described embodiments. Furthermore, it will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that many more modifications and variations are possible in light of the teaching of the present invention and are within the scope of the invention as claimed.
Claims (3)
1. The utility model provides a fuel cell engine hydrothermal management test platform, its characterized in that includes control system (9), control system (9) connect flowmeter (2), frequency conversion water pump (3), heater (10), outside cooling circulation system (8) respectively, flowmeter (2), frequency conversion water pump (3), water tank (4), mix water valve (5), shunt valve (6), heat exchanger (7), outside cooling circulation system (8) connect gradually, flowmeter (2), shunt valve (6) connect hot water management heat exchanger (1) that awaits measuring respectively, water tank (4) in set up heater (10).
2. The fuel cell engine hydrothermal management test platform as set forth in claim 1, characterized in that the water tank (4) is of double-layer stainless steel structure.
3. The fuel cell engine hydrothermal management test platform as set forth in claim 1, characterized in that the water tank (4) is provided with an air outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922392665.2U CN211085686U (en) | 2019-12-26 | 2019-12-26 | Water heat management test platform for fuel cell engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922392665.2U CN211085686U (en) | 2019-12-26 | 2019-12-26 | Water heat management test platform for fuel cell engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211085686U true CN211085686U (en) | 2020-07-24 |
Family
ID=71631649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922392665.2U Active CN211085686U (en) | 2019-12-26 | 2019-12-26 | Water heat management test platform for fuel cell engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211085686U (en) |
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2019
- 2019-12-26 CN CN201922392665.2U patent/CN211085686U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A fuel cell engine hydrothermal management test platform Effective date of registration: 20210902 Granted publication date: 20200724 Pledgee: Dalian Branch of Shanghai Pudong Development Bank Co.,Ltd. Pledgor: DALIAN RIGOR NEW ENERGY TECHNOLOGY Co.,Ltd. Registration number: Y2021210000056 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230220 Granted publication date: 20200724 Pledgee: Dalian Branch of Shanghai Pudong Development Bank Co.,Ltd. Pledgor: DALIAN RIGOR NEW ENERGY TECHNOLOGY CO.,LTD. Registration number: Y2021210000056 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |