CN114361511A - Control strategy test verification device and method for fuel cell engine thermal management subsystem - Google Patents
Control strategy test verification device and method for fuel cell engine thermal management subsystem Download PDFInfo
- Publication number
- CN114361511A CN114361511A CN202111555498.4A CN202111555498A CN114361511A CN 114361511 A CN114361511 A CN 114361511A CN 202111555498 A CN202111555498 A CN 202111555498A CN 114361511 A CN114361511 A CN 114361511A
- Authority
- CN
- China
- Prior art keywords
- control strategy
- fuel cell
- management subsystem
- radiator
- thermal management
- 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.)
- Pending
Links
Images
Classifications
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Fuel Cell (AREA)
Abstract
The invention relates to a control strategy test verification device and a control strategy test verification method for a fuel cell engine heat management subsystem, wherein the verification device comprises the following steps: the radiator, the circulating water pump, the particle filter, the thermostat and the electric pile cooling cavity simulator are connected through a first pipeline to form a first circulating loop; the deionizer and the heating PTC11 are arranged on the first circulation loop in parallel; the water tank and the sensor assembly are arranged on the first circulation loop; and the upper computer is used for making and verifying a control strategy. The control method comprises the steps of making a control strategy according to a target working condition; setting parameters of a reactor cooling cavity simulator according to a control strategy, and controlling the radiator, the circulating water pump, the particle filter, the thermostat, the water tank, the deionizer and the heating PTC 11; data from the sensor assembly is acquired to validate the control strategy. The invention overcomes the risks that the temperature of the galvanic pile is out of control easily due to imperfect control strategy when the control strategy is verified by adopting a real fuel cell engine, and further irreversible decline is caused, and the like.
Description
Technical Field
The invention relates to the technical field of fuel cells, in particular to a control strategy test verification device and method for a fuel cell engine heat management subsystem.
Background
Fuel cell technology is an efficient, environmentally friendly energy conversion technology that converts chemical energy stored in fuel directly into electrical energy through electrochemical reactions. Compared with the traditional internal combustion engine, the energy conversion mode is not limited by the Carnot cycle, and theoretically higher efficiency can be achieved.
The fuel cell operating temperature has a large impact on its performance. When the working current of the fuel cell is small, the membrane dry failure is easily caused by large temperature, and further the membrane has the failures of perforation, crack and the like; when the operating current of the fuel cell is large, the lower temperature easily causes the water flooding fault inside the cell. In addition, when the dynamic working condition requirement of the vehicle is met, the working temperature fluctuation of the fuel cell is ensured to be small as much as possible, and the cyclic thermal stress in the cell is prevented. Accordingly, there is a need to develop advanced fuel cell engine thermal management subsystem control strategies to ensure that the fuel cell operates in a suitable temperature range and to improve its service life. However, in the development process of the thermal management subsystem, a real fuel cell engine is directly adopted to verify the thermal management subsystem, and the risk of irreversible decline and the like due to out-of-control of the temperature of the electric pile caused by the imperfect control strategy is easy to occur.
Disclosure of Invention
In order to overcome the technical problems, the invention provides a control strategy test and verification device and method for a fuel cell engine thermal management subsystem, so as to realize rapid development, verification and optimization of the control strategy of the fuel cell engine thermal management subsystem.
In order to achieve the purpose, the invention adopts the following technical scheme:
according to an aspect of the invention, a control strategy test verification device for a thermal management subsystem of a fuel cell engine is provided, which comprises:
the radiator, the circulating water pump, the particle filter, the thermostat and the electric pile cooling cavity simulator are connected through a first pipeline to form a first circulating loop;
a water tank connected to the first pipe line for supplementing the first circulation circuit with the coolant;
deionizers arranged in parallel on the first pipeline to form a second circulation loop;
heating PTC, parallel arrangement is on the said first pipeline, form the third circulation loop;
the flow rates of the cooling liquid in the first circulation loop, the second circulation loop and the third circulation loop are adjusted by a thermostat;
the sensor assembly is arranged on the first pipeline and at least used for acquiring the temperature of cooling liquid at the outlet of the radiator, the water inlet temperature and the water outlet temperature of the galvanic pile cooling cavity simulator, the water inlet pressure and the water outlet pressure of the galvanic pile cooling cavity simulator, and the conductivity and the flow of the cooling liquid;
the upper computer is used for making a control strategy according to the target working condition; setting parameters of the pile cooling cavity simulator according to the control strategy, and controlling the radiator, the circulating water pump, the particle filter, the thermostat, the water tank, the deionizer and the heating PTC; verifying the control strategy based on data from the sensor assembly.
Preferably, the sensor assembly comprises a first temperature sensor, a second temperature sensor, a third temperature sensor, a first pressure sensor, a second pressure sensor, a conductivity sensor and a cooling liquid flow meter.
Preferably, the galvanic pile cooling cavity simulator comprises a flow resistance net and a simulated heat production heater;
the flow resistance of the flow resistance net changes along with the change of the air flow and is used for simulating the flow resistance characteristic of a cooling circuit in the galvanic pile;
the simulated heat production heater is used for simulating heat production of the fuel cell stack.
Preferably, the simulated heat production heater is internally provided with a temperature controller for setting heating power according to parameters sent by an upper computer.
Preferably, the grid angle of the flow resistance net is adjustable to simulate the flow resistance of the cooling circuit of the galvanic pile with different power levels.
Preferably, the upper computer comprises a controller, and the controller is in communication connection with the circulating water pump, the thermostat and the radiator and is used for setting parameters and/or issuing control instructions.
Preferably, the controller is connected with the sensor assembly and used for collecting data of each sensor; and the controller verifies a control strategy according to the data of each sensor.
According to another aspect of the invention, a control strategy test verification method for a thermal management subsystem of a fuel cell engine is provided, and the control strategy test verification device for the thermal management subsystem of the fuel cell engine comprises the following steps:
s1: making control strategy according to target working condition
The sequence of operating conditions for the control strategy is programmed according to the target operating conditions, including but not limited to: compiling a working current sequence, a galvanic pile heat generation power sequence and a galvanic pile cooling cavity target temperature sequence;
s2: setting parameters of a reactor cooling cavity simulator according to a control strategy, and controlling the radiator, the circulating water pump, the particle filter, the thermostat, the water tank, the deionizer and the heating PTC;
s3: data from the sensor assembly is acquired to validate the control strategy.
Preferably, the step S2 includes the following steps:
the upper computer comprises a test mode and a trigger mode;
when the upper computer is set to be in a test mode: the upper computer sends the electric pile heat production power sequence to the simulated heat production heater; the upper computer controls the rotating speed of the radiator, the opening of the thermostat and the rotating speed of the circulating water pump according to the target temperature sequence of the galvanic pile cooling cavity;
when the upper computer is set to be in a trigger mode: the upper computer is communicated with the thermostat, the radiator and the circulating water pump to control the opening and closing of the thermostat, the radiator and the rotating speed of the circulating water pump.
Preferably, the step S3 includes the following steps:
acquiring temperature data of cooling liquid at an outlet of a radiator;
acquiring water inlet temperature and water outlet temperature data of a galvanic pile cooling cavity simulator;
acquiring water inlet pressure and water outlet pressure data of a galvanic pile cooling cavity simulator;
acquiring conductivity and flow data of the cooling liquid;
and the upper computer analyzes the data and verifies the effect of the control strategy.
The invention has the beneficial effects that:
the invention adopts the galvanic pile cooling cavity simulator to simulate the cooling loop cavity, realizes the rapid development, verification and optimization of the control strategy, and can simulate the real working scene of the fuel cell engine heat management subsystem in the loading state, including the simulation of heat production, galvanic pile cooling flow resistance and size heat dissipation circulation; in addition, the external characteristic test of the circulating water pump is separately supported. The fuel cell can be scientifically and effectively ensured to work in a proper temperature range, so that the service life of the fuel cell is prolonged. The method overcomes the risks that when a control strategy is verified by adopting a real fuel cell engine, the temperature of the galvanic pile is out of control easily due to the imperfection of the control strategy, and further irreversible decline is caused.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a control strategy test verification device of a thermal management subsystem of a fuel cell engine according to an embodiment of the present invention.
Reference numerals
1 third temperature sensor
2 first temperature sensor
3 first pressure sensor
4 second pressure sensor
5 second temperature sensor
6 conductivity sensor
7 flow meter for cooling liquid
8 deionizer
9 particulate filter
10 circulating water pump
11 heating PTC
12 type thermostat
13 radiator
14 heat radiation fan
15 Water tank
16 simulation heat production heater
17 flow resistance net
18 electric pile cooling cavity simulator
19 controller
20 host computer
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly and completely apparent, the technical solutions in the embodiments of the present invention will be described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "center", "lateral", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner" and "outer" etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, when an element is referred to as being "formed on" another element, it can be directly connected to the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When an element is referred to as being "secured to" another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" another element, there are no intervening elements present.
The control strategy test verification device and method of the fuel cell engine thermal management subsystem claimed by the invention are further elaborated by combining the specific embodiments.
Referring to fig. 1, fig. 1 shows a schematic structural diagram of a test and verification device for a control strategy of a thermal management subsystem of a fuel cell engine according to an embodiment of the present invention, and as shown in fig. 1, the test and verification device for the control strategy of the thermal management subsystem of the fuel cell engine according to an embodiment of the present invention includes:
the radiator 13, the circulating water pump 10, the particle filter 9, the thermostat 12 and the pile cooling cavity simulator 18 are connected through a first pipeline to form a first circulating loop; the radiator 13 is used for heat exchange between the cooling liquid and ambient air, the radiator 13 further comprises a cooling fan 14, and the cooling fan 14 is used for controlling the flow of cooling air in the radiator 13; the particle filter 9 is connected in series on the first pipeline and is used for filtering large particle impurities in the cooling liquid and preventing the cooling liquid loop from being blocked; the circulating water pump 10 is used for conveying cooling liquid and providing circulating cooling liquid with certain pressure for the electric pile cooling cavity simulator.
A water tank 15 connected to the first pipe for replenishing the first circulation circuit with the coolant;
a deionizer 8 arranged in parallel on the first pipe to form a second circulation loop; and the deionizer 8 is used for removing conductive ions in the cooling liquid in the circulating loop and preventing the electric shock problem. And a heating PTC11 for heating the coolant so that the temperature of the coolant can be rapidly raised, which is arranged in parallel on the first pipe to form a third circulation loop.
The flow rates of the cooling liquid in the first circulation loop, the second circulation loop and the third circulation loop are adjusted through the thermostat 12 and are used for simulating the size heat dissipation circulation of the galvanic pile.
The sensor assembly is arranged on the first pipeline and at least used for acquiring the temperature of cooling liquid at the outlet of the radiator 13, the water inlet temperature and the water outlet temperature of the galvanic pile cooling cavity simulator 18, the water inlet pressure and the water outlet pressure of the galvanic pile cooling cavity simulator 18 and the conductivity and the flow of the cooling liquid;
the upper computer 20 is used for making a control strategy according to the target working condition; setting parameters of a pile cooling cavity simulator 18 according to a control strategy, and controlling a radiator 13, a circulating water pump 10, a particle filter 9, a thermostat 12, a water tank 15, a deionizer 8 and a heating PTC 11; the control strategy is validated against the data of the sensor assembly. The upper computer 20 provides an interface for writing a working condition sequence for a user, and is mainly presented in a table form.
Preferably, a rapid prototyping simulation platform can be arranged in the upper computer 20 or the controller 19, and the rapid prototyping simulation platform can realize rapid programming, compiling and programming of the control strategy of the thermal management subsystem of the fuel cell engine. Specifically, a control strategy is formulated according to a target working condition, and the control strategy comprises compiling, compiling and programming of the control strategy; the programming of the control strategy comprises programming a working condition sequence, and further comprises programming a working current sequence, a galvanic pile heat generation power sequence and a galvanic pile cooling cavity target temperature sequence.
Preferably, the sensor assembly comprises a first temperature sensor 2, a second temperature sensor 5, a third temperature sensor 1, a first pressure sensor 3, a second pressure sensor 4, a conductivity sensor 6 and a cooling liquid flow meter 7. The first temperature sensor 2 is arranged at an inlet of the stack cooling cavity simulator 18 and is used for measuring the water inlet temperature of the stack cooling cavity simulator 18; the second temperature sensor 5 is arranged at the outlet of the galvanic pile cooling cavity simulator 18 and is used for measuring the water outlet temperature of the galvanic pile cooling cavity simulator 18; the third temperature sensor 1 is arranged at the outlet of the radiator 13 for measuring the temperature of the coolant at the outlet of the radiator 13. It is worth mentioning that the temperature at the outlet of the radiator 13 can be used as a reference for the opening adjustment of the thermostat 12; the first pressure sensor 3 is arranged at the inlet of the stack cooling cavity simulator 18 and used for measuring the water inlet pressure of the stack cooling cavity simulator 18, and the second pressure sensor 4 is arranged at the outlet of the stack cooling cavity simulator 18 and used for measuring the water outlet pressure of the stack cooling cavity simulator 18. The conductivity sensor 6 is used for measuring the conductivity of the cooling liquid in the circulation loop; the coolant flow meter 7 is used to measure the flow rate of the coolant in the circulation circuit.
Preferably, the galvanic pile cooling cavity simulator 18 is used for simulating a galvanic pile cooling cavity and comprises a flow resistance net 17 and a simulated heat production heater 16;
the flow resistance of the flow resistance net 17 changes along with the change of the air flow and is used for simulating the flow resistance characteristic of a cooling circuit in the galvanic pile; in one embodiment, the magnitude of the flow resistance of the flow resistive mesh 17 increases with increasing air flow.
A simulated heat production heater 16 for simulating fuel cell stack heat production. Which is adjusted according to the sequence of the heat generation power of the galvanic pile.
Preferably, the simulated heat production heater 16 has a built-in temperature controller for setting the heating power according to parameters sent by the upper computer 20.
Preferably, the grid angle of the flow resistance mesh 17 is adjustable to simulate the cooling circuit flow resistance of the galvanic pile with different power levels.
Preferably, the upper computer 20 includes a controller 19, and the controller 19 is in communication connection with the circulating water pump 10, the thermostat 12 and the radiator 13, and performs parameter setting and/or issues control commands to the circulating water pump. In one of the possible embodiments, the controller 19 may also be in direct communication with the cooling fan 14 inside the heat sink 13 for controlling the rotational speed of the cooling fan 14. It should be noted that the upper computer 20 can trigger the debugging mode, directly communicate with the thermostat 12, the radiator 13 and the circulating water pump 10 and issue the instruction, and also directly communicate with the cooling fan 14 in the radiator 13 and issue the instruction; the connection can be a data transmission line connection or a communication connection; the controller 19 sends the sequence of the pile heat production power to the simulated heat production heater 16; the controller 19 controls the rotation speed of the radiator 13, the opening degree of the thermostat 12 and the rotation speed of the circulating water pump 10 according to the stack cooling cavity target temperature sequence.
Preferably, a rapid prototype simulation platform may be provided within the controller 19, which may enable rapid programming, compilation and programming of fuel cell engine air subsystem control strategies. Specifically, the controller 19 makes a control strategy according to the target working condition, including writing, compiling and programming of the control strategy; the rapid prototype simulation platform compiles the control strategy and writes the control strategy into the controller 19; the programming of the control strategy comprises programming a working condition sequence, wherein the power size is represented by working current, and further comprises programming a working current sequence, a galvanic pile heat generation power sequence and a galvanic pile cooling cavity target temperature sequence.
Preferably, the controller 19 is connected to the sensor assembly for collecting data of each sensor; specifically, the controller 19 verifies the control strategy based on the data of each sensor.
Preferably, the invention further comprises a power module for supplying power to the test and verification device for the control strategy of the thermal management subsystem of the fuel cell engine, and the test and verification device for the control strategy of the air subsystem of the fuel cell engine can also comprise a bench.
According to another aspect of the invention, a control strategy test verification method for a thermal management subsystem of a fuel cell engine is provided, and the control strategy test verification device for the thermal management subsystem of the fuel cell engine comprises the following steps:
s1: making control strategy according to target working condition
The sequence of operating conditions for the control strategy is programmed according to the target operating conditions, including but not limited to: compiling a working current sequence, a galvanic pile heat generation power sequence and a galvanic pile cooling cavity target temperature sequence;
s2: setting parameters of a pile cooling cavity simulator 18 according to a control strategy, and controlling a radiator 13, a circulating water pump 10, a particle filter 9, a thermostat 12, a water tank 15, a deionizer 8 and a heating PTC 11;
s3: data of the sensor assembly is acquired to verify the control strategy.
Preferably, step S2 includes the following steps:
the upper computer 20 comprises two working modes, namely a test mode and a trigger mode;
when the upper computer 20 is set to the test mode: the upper computer 20 sends the electric pile heat production power sequence to the simulated heat production heater 16; the upper computer 20 controls the rotating speed of the radiator 13, the opening of the thermostat 12 and the rotating speed of the circulating water pump 10 according to the target temperature sequence of the galvanic pile cooling cavity;
when the upper computer 20 is set to the trigger mode: the upper computer 20 communicates with the thermostat 12, the radiator 13, and the circulating water pump 10, and controls the opening and closing of the thermostat 12, the rotational speed of the radiator 13, and the rotational speed of the circulating water pump 10. The upper computer 20 can also communicate with the cooling fan 14 in the radiator 13 to control the rotating speed of the cooling fan 14.
Preferably, step S3 includes the following steps:
acquiring temperature data of the cooling liquid at the outlet of the radiator 13;
acquiring water inlet temperature and water outlet temperature data of a galvanic pile cooling cavity simulator 18;
acquiring water inlet pressure and water outlet pressure data of a galvanic pile cooling cavity simulator 18;
acquiring conductivity and flow data of the cooling liquid;
the upper computer 20 analyzes the data and verifies the effect of the control strategy.
Taking one of the possible embodiments as an example, if the pressure test of the circulating water pump 10 is to be performed, the upper computer 20 needs to be set to a trigger mode, the upper computer is directly enabled to communicate with the circulating water pump 10 and the thermostat 12, the upper computer 20 sends a complete-close instruction to the thermostat 12, so that the coolant loop does not pass through the first circulating loop, if the circulating loop is further provided with a heat dissipation water pump, the upper computer can send an instruction to the heat dissipation water pump to control the rotating speed of the heat dissipation water pump, and finally, the values of the sensors are recorded, and the pressure of the circulating pump is measured and analyzed.
Compared with the prior art, the control strategy test and verification device for the fuel cell engine heat management subsystem provided by the embodiment of the invention has the following beneficial effects:
the control strategy test verification device and method for the fuel cell engine heat management subsystem in the embodiment of the invention adopt the galvanic pile cooling cavity simulator to simulate the cooling loop cavity, realize the rapid development, verification and optimization of the control strategy, scientifically and effectively ensure that the fuel cell works in a proper temperature range, and prolong the service life of the fuel cell. The method overcomes the risks that when a control strategy is verified by adopting a real fuel cell engine, the temperature of the galvanic pile is out of control easily due to the imperfection of the control strategy, and further irreversible decline is caused.
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, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A control strategy test verification device of a thermal management subsystem of a fuel cell engine is characterized by comprising the following components:
the radiator, the circulating water pump, the particle filter, the thermostat and the electric pile cooling cavity simulator are connected through a first pipeline to form a first circulating loop;
a water tank connected to the first pipe line for supplementing the first circulation circuit with the coolant;
deionizers arranged in parallel on the first pipeline to form a second circulation loop;
heating PTC, parallel arrangement is on the said first pipeline, form the third circulation loop;
the flow rates of the cooling liquid in the first circulation loop, the second circulation loop and the third circulation loop are adjusted by a thermostat;
the sensor assembly is arranged on the first pipeline and at least used for acquiring the temperature of cooling liquid at the outlet of the radiator, the water inlet temperature and the water outlet temperature of the galvanic pile cooling cavity simulator, the water inlet pressure and the water outlet pressure of the galvanic pile cooling cavity simulator, and the conductivity and the flow of the cooling liquid;
the upper computer is used for making a control strategy according to the target working condition; setting parameters of the reactor cooling cavity simulator according to the control strategy, and controlling the radiator, the circulating water pump, the particle filter, the thermostat, the water tank, the deionizer and the heating PTC; verifying the control strategy based on data from the sensor assembly.
2. The fuel cell engine thermal management subsystem control strategy test validation device of claim 1, wherein the sensor assembly comprises a first temperature sensor, a second temperature sensor, a third temperature sensor, a first pressure sensor, a second pressure sensor, a conductivity sensor, and a coolant flow meter.
3. The fuel cell engine thermal management subsystem control strategy test validation device of claim 1, wherein the stack cooling cavity simulator comprises a flow resistance network, a simulated heat production heater;
the flow resistance of the flow resistance net changes along with the change of the air flow and is used for simulating the flow resistance characteristic of a cooling circuit in the galvanic pile;
the simulated heat production heater is used for simulating heat production of the fuel cell stack.
4. The fuel cell engine thermal management subsystem control strategy test validation device of claim 3, wherein the simulated heat production heater is internally provided with a temperature controller for setting heating power according to parameters sent by an upper computer.
5. The fuel cell engine thermal management subsystem control strategy test validation device of claim 3, wherein the grid angle of the flow resistance net is adjustable to simulate cooling circuit flow resistance of different power level galvanic pile.
6. The fuel cell engine thermal management subsystem control strategy test and verification device according to claim 1, wherein the upper computer comprises a controller, and the controller is in communication connection with the circulating water pump, the thermostat and the radiator and is used for setting parameters and/or issuing control instructions.
7. The fuel cell engine thermal management subsystem control strategy test validation device of claim 6, wherein the controller is connected with the sensor assembly for collecting data of each sensor; and the controller verifies a control strategy according to the data of each sensor.
8. A fuel cell engine thermal management subsystem control strategy test verification method, characterized in that the fuel cell engine thermal management subsystem control strategy test verification device according to any one of claims 1 to 7 is adopted, and the method comprises the following steps:
s1: making control strategy according to target working condition
The sequence of operating conditions for the control strategy is programmed according to the target operating conditions, including but not limited to: compiling a working current sequence, a galvanic pile heat generation power sequence and a galvanic pile cooling cavity target temperature sequence;
s2: setting parameters of a reactor cooling cavity simulator according to a control strategy, and controlling the radiator, the circulating water pump, the particle filter, the thermostat, the water tank, the deionizer and the heating PTC;
s3: data from the sensor assembly is acquired to validate the control strategy.
9. The fuel cell engine thermal management subsystem control strategy test validation method of claim 8, wherein said step S2 comprises the steps of:
the upper computer comprises a test mode and a trigger mode;
when the upper computer is set to be in a test mode: the upper computer sends the electric pile heat production power sequence to the simulated heat production heater; the upper computer controls the rotating speed of the radiator, the opening of the thermostat and the rotating speed of the circulating water pump according to the target temperature sequence of the galvanic pile cooling cavity;
when the upper computer is set to be in a trigger mode: the upper computer is communicated with the thermostat, the radiator and the circulating water pump to control the opening and closing of the thermostat, the radiator and the rotating speed of the circulating water pump.
10. The fuel cell engine thermal management subsystem control strategy test validation method of claim 8, wherein said step S3 comprises the steps of:
acquiring temperature data of cooling liquid at an outlet of a radiator;
acquiring water inlet temperature and water outlet temperature data of a galvanic pile cooling cavity simulator;
acquiring water inlet pressure and water outlet pressure data of a galvanic pile cooling cavity simulator;
acquiring conductivity and flow data of the cooling liquid;
and the upper computer analyzes the data and verifies the effect of the control strategy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111555498.4A CN114361511A (en) | 2021-12-17 | 2021-12-17 | Control strategy test verification device and method for fuel cell engine thermal management subsystem |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111555498.4A CN114361511A (en) | 2021-12-17 | 2021-12-17 | Control strategy test verification device and method for fuel cell engine thermal management subsystem |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114361511A true CN114361511A (en) | 2022-04-15 |
Family
ID=81100274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111555498.4A Pending CN114361511A (en) | 2021-12-17 | 2021-12-17 | Control strategy test verification device and method for fuel cell engine thermal management subsystem |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114361511A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117686247A (en) * | 2024-02-01 | 2024-03-12 | 中汽研新能源汽车检验中心(天津)有限公司 | Device and method for evaluating heat dissipation capacity of hydrogen fuel cell system test platform |
-
2021
- 2021-12-17 CN CN202111555498.4A patent/CN114361511A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117686247A (en) * | 2024-02-01 | 2024-03-12 | 中汽研新能源汽车检验中心(天津)有限公司 | Device and method for evaluating heat dissipation capacity of hydrogen fuel cell system test platform |
| CN117686247B (en) * | 2024-02-01 | 2024-04-05 | 中汽研新能源汽车检验中心(天津)有限公司 | Device and method for evaluating heat dissipation capacity of hydrogen fuel cell system test platform |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109713334B (en) | Fuel cell stack test bench and use method thereof | |
| CN204968334U (en) | Heat dissipating system | |
| CN105552478B (en) | The design method of temperature of powered cell control system and corresponding control system | |
| CN106848352B (en) | Fuel battery air based on pile simulator supplies subsystem matching test method | |
| CN211427169U (en) | Fuel cell thermal management test system | |
| CN109738223A (en) | Fuel cell heat management testboard bay and fuel cell heat management monitoring system | |
| CN114361511A (en) | Control strategy test verification device and method for fuel cell engine thermal management subsystem | |
| CN209311114U (en) | Fuel cell heat management testboard bay and fuel cell heat management monitoring system | |
| CN213986650U (en) | Thermal management performance evaluation testing device for power battery system | |
| CN112242544A (en) | Simulation rack for fuel cell engine system component control joint debugging | |
| CN113258105A (en) | Control method of liquid hydrogen fuel cell waste heat recovery system | |
| CN117387978A (en) | Liquid cooling plate performance test and data processing method | |
| CN107318247B (en) | Fill electric pile's combined type wind channel cooling system | |
| CN212461750U (en) | Fuel cell cooling system test device | |
| CN112711879B (en) | Three-dimensional thermal management simulation method for fuel cell engine | |
| CN103970958A (en) | Design method for automatic cold-hot pipe radiating power cabinet of excitation system | |
| CN114151321A (en) | Hydrogen circulating pump test system for fuel cell engine and test method thereof | |
| CN212485375U (en) | Fuel cell temperature control integrated system | |
| CN108417867B (en) | Electric pile simulation device for developing thermal management system of high-power fuel cell | |
| Ma et al. | Development and Validation of a Battery Thermal Management Model for Electric Vehicles under Cold Driving | |
| CN110012649A (en) | A kind of power supply heat sinking control method and system | |
| CN109688763A (en) | A kind of high-power wind-driven generator group current transformer temperature control system | |
| CN102361234B (en) | A kind of electric cabinet and mining machinery | |
| CN213093236U (en) | Fuel cell stack simulation device | |
| CN211527827U (en) | Engine cooling system test device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication |