CN215244362U - Power system with cooling assembly for hydrogen energy fuel cell automobile - Google Patents

Power system with cooling assembly for hydrogen energy fuel cell automobile Download PDF

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Publication number
CN215244362U
CN215244362U CN202023059293.0U CN202023059293U CN215244362U CN 215244362 U CN215244362 U CN 215244362U CN 202023059293 U CN202023059293 U CN 202023059293U CN 215244362 U CN215244362 U CN 215244362U
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branch
pipeline
fuel cell
valve
cooling
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CN202023059293.0U
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Chinese (zh)
Inventor
高继亮
郝义国
李昌泉
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Wuhan Grove Hydrogen Automobile Co Ltd
Wuhan Grove Hydrogen Energy Automobile Co Ltd
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Wuhan Grove Hydrogen Energy Automobile Co Ltd
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    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/40—Application of hydrogen technology to transportation, e.g. using fuel cells

Abstract

The utility model discloses a hydrogen energy fuel cell car takes cooling module's driving system. The power system comprises a super capacitor, a DC/DC converter and a fuel cell DC converter, wherein the super capacitor, the DC/DC converter and the fuel cell DC converter are sequentially connected in series through a pipeline to form a first branch circuit, and the motor controller and the motor are connected in series through a pipeline to form a second branch circuit; the liquid inlet end of the first branch is communicated with the liquid outlet end of the cooling assembly through a first pipeline, and the liquid outlet end of the first branch is communicated with the liquid inlet end of the cooling assembly through a second pipeline; the second branch circuit is connected in parallel with two ends of the first branch circuit, and a water pump is arranged on the second pipeline. The utility model discloses a driving system includes ultracapacitor system, DC/DC converter, fuel cell DC converter and concatenates the second branch road that forms first branch road and machine controller, motor formation for cooling assembly can cool off first branch road and second branch road respectively, and cooling assembly arranges rationally with driving system, can satisfy the independent cooling requirement of the components and parts of difference among the driving system, and the cooling effect is good.

Description

Power system with cooling assembly for hydrogen energy fuel cell automobile
Technical Field
The utility model relates to a hydrogen energy fuel cell car technical field especially relates to a hydrogen energy fuel cell car takes cooling module's driving system.
Background
The fuel cell automobile as a new energy driven automobile has the advantages of energy saving, no pollution, high efficiency, low noise and the like, and is an ideal development direction in the future. Because the whole vehicle system needs more high-power electric devices, the devices need water cooling, and the cooling system of the power system in the prior art is generally designed for few components, so that the whole power system can be cooled by designing a plurality of cooling systems, and the defects of unreasonable structural arrangement, poor cooling effect and the like of the cooling system in the prior art exist.
Therefore, there is a need for an improvement of the cooling system of the existing power system to meet the cooling requirement of a plurality of high-power components and improve the cooling effect.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hydrogen energy fuel cell car driving system's cooling system who arranges rationally, the cooling effect is good to the above-mentioned not enough of prior art.
The purpose of the utility model can be realized through the following technical scheme:
a power system with a cooling assembly for a hydrogen energy fuel cell automobile comprises a super capacitor, a DC/DC converter, a fuel cell DC converter, a first branch formed by serially connecting the super capacitor, the DC/DC converter and the fuel cell DC converter through pipelines, and a second branch formed by serially connecting a motor controller and a motor through pipelines; the liquid inlet end of the first branch is communicated with the liquid outlet end of the cooling assembly through a first pipeline, and the liquid outlet end of the first branch is communicated with the liquid inlet end of the cooling assembly through a second pipeline; the second branch is connected in parallel with two ends of the first branch, and a water pump is arranged on the second pipeline.
Preferably, the cooling assembly comprises an expansion water tank and a radiator, a liquid inlet end of the first branch is communicated with a liquid outlet end of the expansion water tank through the first pipeline, and a liquid outlet end of the first branch is communicated with a liquid outlet end of the cooling assembly through the second pipeline; the radiator is connected with the liquid inlet end and the liquid outlet end of the expansion water tank in parallel, and an electronic fan is arranged beside the radiator.
Preferably, the super capacitor is communicated with the first pipeline through a pipeline, and the motor controller is communicated with the first pipeline through a pipeline.
Preferably, a temperature sensor is arranged on the second pipeline, and the fourth pipeline is located between the temperature sensor and the expansion water tank.
Preferably, a first valve is arranged on the first branch line, and the first valve is located between the first pipeline and the super capacitor; and a second valve is arranged on the second branch and is positioned between the first pipeline and the motor controller.
Preferably, a first pressure sensor is arranged on the first branch, and the first pressure sensor is located between the first valve and the super capacitor; and a second pressure sensor is arranged on the second branch, and the second pressure sensor is positioned between the second valve and the motor controller.
Preferably, a first flow meter is arranged on the first branch, and the first flow meter is positioned between the fuel cell DC converter and the second pipeline; and a second flowmeter is arranged on the second branch, and the second flowmeter is positioned between the motor and the second pipeline.
Preferably, the first valve and the second valve are both solenoid valves; the cooling system further comprises a controller, and the first valve, the second valve, the temperature sensor, the first pressure sensor, the second pressure sensor, the first flowmeter, the second flowmeter, the water pump and the electronic fan are all electrically connected with the controller.
Preferably, the controller comprises a data detection module, a data analysis module, a valve control module, a water pump control module and a fan control module; the data detection module is electrically connected with the data analysis module, and the data analysis module is respectively electrically connected with the valve control module, the water pump control module and the fan control module; the data detection module is respectively electrically connected with the temperature sensor, the first pressure sensor, the second pressure sensor, the first flowmeter and the second flowmeter; the valve control module is electrically connected with the first valve and the second valve respectively; the water pump control module is electrically connected with the water pump; the fan control module is electrically connected with the electronic fan.
The utility model discloses a power system with a cooling component of a hydrogen energy fuel cell automobile and a control method. The power system comprises a super capacitor, a DC/DC converter and a fuel cell DC converter, wherein the super capacitor, the DC/DC converter and the fuel cell DC converter are sequentially connected in series through a pipeline to form a first branch circuit, and a motor controller and a motor are connected in series through a pipeline to form a second branch circuit; the liquid inlet end of the first branch is communicated with the liquid outlet end of the cooling assembly through a first pipeline, and the liquid outlet end of the first branch is communicated with the liquid inlet end of the cooling assembly through a second pipeline; the second branch circuit is connected in parallel with two ends of the first branch circuit, and a water pump is arranged on the second pipeline. The utility model discloses a driving system includes concatenates the first branch road of formation with ultracapacitor system, DC/DC converter and fuel cell DC converter and concatenates motor controller and motor and form the second branch road for cooling assembly can cool off two branch roads respectively, can cool off first branch road and second branch road, and cooling assembly and driving system arrange rationally, can satisfy the independent cooling requirement of the components and parts of difference among the driving system, and the cooling effect is good.
Drawings
Fig. 1 is a schematic structural diagram of a power system with a cooling assembly for a hydrogen energy fuel cell vehicle according to an embodiment of the present invention;
fig. 2 is a control schematic block diagram of a power system with a cooling assembly of a hydrogen energy fuel cell vehicle according to an embodiment of the present invention.
The notation in the figure is:
1. a power system; 2. a cooling assembly; 3. a super capacitor; 4. a DC/DC converter; 5. a fuel cell DC converter; 6. a first branch; 7. a motor controller; 8. a motor; 9. a second branch circuit; 10. A first pipeline; 11. a second pipeline; 12. a water pump; 13. an expansion tank; 14. a heat sink; 15. an electronic fan; 16. a temperature sensor; 17. a first valve; 18. a second valve; 19. a first pressure sensor; 20. a second pressure sensor; 21. a first flow meter; 22. a second flow meter; 23. a controller; 24. a data detection module; 25. a data analysis module; 26. a valve control module; 27. a water pump control module; 28. and a fan control module.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
Example 1
As shown in fig. 1, a power system with a cooling component for a hydrogen energy fuel cell automobile, the power system 1 comprises a super capacitor 3, a DC/DC converter 4 and a fuel cell DC converter 5, which are connected in series through a pipeline to form a first branch 6, and a motor controller 7 and a motor 8 are connected in series through a pipeline to form a second branch 9; the liquid inlet end of the first branch 6 is communicated with the liquid outlet end of the cooling component 2 through a first pipeline 10, and the liquid outlet end of the first branch 6 is communicated with the liquid inlet end of the cooling component 2 through a second pipeline 11; the second branch 9 is connected in parallel with two ends of the first branch 6, and a water pump 12 is arranged on the second pipeline 11.
The utility model discloses a hydrogen energy fuel cell car takes cooling module's driving system. The power system comprises a super capacitor, a DC/DC converter and a fuel cell DC converter, wherein the super capacitor, the DC/DC converter and the fuel cell DC converter are sequentially connected in series through a pipeline to form a first branch circuit, and a motor controller and a motor are connected in series through a pipeline to form a second branch circuit; the liquid inlet end of the first branch is communicated with the liquid outlet end of the cooling assembly through a first pipeline, and the liquid outlet end of the first branch is communicated with the liquid inlet end of the cooling assembly through a second pipeline; the second branch circuit is connected in parallel with two ends of the first branch circuit, and a water pump is arranged on the second pipeline. The utility model discloses a driving system includes concatenates the first branch road of formation with ultracapacitor system, DC/DC converter and fuel cell DC converter and concatenates motor controller and motor and form the second branch road for cooling assembly can cool off two branch roads respectively, can cool off first branch road and second branch road, and cooling assembly and driving system arrange rationally, can satisfy the independent cooling requirement of the components and parts of difference among the driving system, and the cooling effect is good.
The type of the cooling module 2 may be various, and is not limited herein, the cooling module 2 in this embodiment may include an expansion tank 13 and a radiator 14, a liquid inlet end of the first branch 6 is communicated with a liquid outlet end of the expansion tank 13 through a first pipeline 10, and a liquid outlet end of the first branch 6 is communicated with a liquid outlet end of the cooling module 2 through a second pipeline 11; the radiator 14 is connected in parallel at the liquid inlet end and the liquid outlet end of the expansion water tank 13, an electronic fan 15 can be arranged beside the radiator 14, and the radiating effect of the radiator 14 can be accelerated by starting the electronic fan 15.
Because the super capacitor 3 has higher cooling requirement, the super capacitor 3 can be communicated with the first pipeline 10 through a pipeline, so that the super capacitor 3 is arranged at the position closest to the liquid outlet of the water pump 12, and the cooling requirement of the super capacitor 3 can be met; since the motor controller 7 has a high cooling requirement, the motor controller 7 can be communicated with the first pipeline 10 through a pipeline, so that the motor controller 7 is arranged at a position closest to a liquid outlet of the water pump 12, and the cooling requirement of the super capacitor 3 can be met.
A temperature sensor 16 may be provided on the second pipeline 11 to detect the temperature of the liquid in the second pipeline 11.
The first branch 6 can be provided with a first valve 17, the first valve 17 can be positioned between the first pipeline 10 and the super capacitor 3, the pressure and the flow of the first branch 6 can be controlled by adjusting the opening degree of the first valve 17, and the electric devices in the first branch 6 can be prevented from being damaged by overlarge pressure; the second branch 9 may be provided with a second valve 18, and the second valve 18 may be located between the first pipeline 10 and the motor controller 7, and by adjusting the opening degree of the second valve 18, the pressure and the flow rate of the second branch 9 may be controlled, and damage to electrical devices in the second branch 9 due to excessive pressure may be prevented.
A first pressure sensor 19 may be provided on the first branch 6 to detect the pressure of the first branch 6, and the first pressure sensor 19 may be located between the first valve 17 and the supercapacitor 3; a second pressure sensor 20 may be provided on the second branch 9 to detect the pressure of the second branch 9, and the second pressure sensor 20 may be located between the second valve 18 and the motor controller 7.
The first branch 6 may be provided with a first flow meter 21 to detect the flow rate of the first branch 6, and the first flow meter 21 may be located between the fuel cell DC converter 5 and the second branch 11; the second branch 9 may be provided with a second flow meter 22 to detect the flow rate of the first branch 6, and the second flow meter 22 may be located between the motor 8 and the second pipeline 11.
In order to realize the automatic control function, the first valve 17 and the second valve 18 can be electromagnetic valves; the cooling system may further include a controller 23, and the first valve 17, the second valve 18, the temperature sensor 16, the first pressure sensor 19, the second pressure sensor 20, the first flow meter 21, the second flow meter 22, the water pump 12, and the electronic fan 15 may all be electrically connected to the controller 23.
As shown in fig. 2, the controller 23 may include a data detection module 24, a data analysis module 25, a valve control module 26, a water pump control module 27, a fan control module 28; the data detection module 24 may be electrically connected to the data analysis module 25, and the data analysis module 25 may be electrically connected to the valve control module 26, the water pump control module 27, and the fan control module 28, respectively; the data detection module 24 may be electrically connected with the temperature sensor 16, the first pressure sensor 19, the second pressure sensor 20, the first flow meter 21, and the second flow meter 22, respectively; valve control module 26 may be electrically connected to first valve 17 and second valve 18, respectively; the water pump control module 27 may be electrically connected to the water pump 12; the fan control module 28 may be electrically connected to the electronic fan 15.
During actual use of the power system with the cooling assembly of the hydrogen energy fuel cell automobile, temperature data are detected by a temperature sensor 16, pressure data are detected by a first pressure sensor 19 and a second pressure sensor 20, and flow data are detected by a first flow meter 21 and a second flow meter 22 and are sent to a data detection module 24 in real time; the data detection module 24 sends the detected data to the data analysis module 25;
when the data analysis module 25 analyzes that the temperature of the second pipeline 11 is higher than a certain temperature set value, the data analysis module 25 sends an instruction to the water pump control module 27 and the fan control module 28, the water pump control module 27 starts the water pump 12, the fan control module 28 starts the electronic fan 15, and the first branch 6 and the second branch 9 are cooled;
meanwhile, the data analysis module 25 sends an instruction to the valve control module 26, and the valve control module 26 controls the pressure of the first branch circuit 6 within a first pressure set value range and controls the flow of the first branch circuit 6 within a first flow set value range by controlling the opening degrees of the first valve 17 and the second valve 18 and the rotation speed of the water pump 12; the pressure of the second branch 9 is controlled to a second pressure set point range and the flow rate of the second branch 9 is controlled to a second flow rate set point range.
The above is not relevant and is applicable to the prior art.
Although certain specific embodiments of the present invention have been described in detail by way of illustration, it will be understood by those skilled in the art that the foregoing examples are for purposes of illustration only and are not intended to limit the scope of the invention, which is to be construed as broadly as the present invention will suggest themselves to those skilled in the art to which the invention pertains and which is susceptible to various modifications or additions and similar arrangements to the specific embodiments described herein without departing from the scope of the invention as defined in the appended claims. It should be understood by those skilled in the art that any modifications, equivalent substitutions, improvements and the like made to the above embodiments according to the technical spirit of the present invention should be included in the scope of the present invention.

Claims (9)

1. The power system with the cooling component for the hydrogen energy fuel cell automobile is characterized in that the power system (1) comprises a super capacitor (3), a DC/DC converter (4) and a fuel cell DC converter (5) which are sequentially connected in series through a pipeline to form a first branch (6), and a motor controller (7) and a motor (8) which are sequentially connected in series through a pipeline to form a second branch (9); the liquid inlet end of the first branch (6) is communicated with the liquid outlet end of the cooling assembly (2) through a first pipeline (10), and the liquid outlet end of the first branch (6) is communicated with the liquid inlet end of the cooling assembly (2) through a second pipeline (11); the second branch (9) is connected to two ends of the first branch (6) in parallel, and a water pump (12) is arranged on the second pipeline (11).
2. The power system with a cooling assembly for the hydrogen energy fuel cell automobile according to claim 1, wherein the cooling assembly (2) comprises an expansion water tank (13) and a radiator (14), the liquid inlet end of the first branch (6) is communicated with the liquid outlet end of the expansion water tank (13) through the first pipeline (10), and the liquid outlet end of the first branch (6) is communicated with the liquid outlet end of the cooling assembly (2) through the second pipeline (11); the radiator (14) is connected with the liquid inlet end and the liquid outlet end of the expansion water tank (13) in parallel, and an electronic fan (15) is arranged beside the radiator (14).
3. The power system with a cooling component for a hydrogen-energy fuel cell automobile according to claim 2, characterized in that the super capacitor (3) is communicated with the first pipeline (10) through a pipeline, and the motor controller (7) is communicated with the first pipeline (10) through a pipeline.
4. A power system with a cooling module for a hydrogen-powered fuel cell vehicle as claimed in claim 3, characterized in that said second conduit (11) is provided with a temperature sensor (16).
5. The power system with a cooling component for the hydrogen energy fuel cell automobile according to claim 4, characterized in that a first valve (17) is arranged on the first branch (6), and the first valve (17) is located between the first pipeline (10) and the super capacitor (3); and a second valve (18) is arranged on the second branch (9), and the second valve (18) is positioned between the first pipeline (10) and the motor controller (7).
6. The power system with a cooling component for the hydrogen energy fuel cell automobile according to claim 5, characterized in that a first pressure sensor (19) is arranged on the first branch (6), and the first pressure sensor (19) is located between the first valve (17) and the super capacitor (3); and a second pressure sensor (20) is arranged on the second branch (9), and the second pressure sensor (20) is positioned between the second valve (18) and the motor controller (7).
7. The power system with a cooling component for a hydrogen energy fuel cell vehicle as claimed in claim 6, wherein a first flow meter (21) is arranged on the first branch (6), and the first flow meter (21) is located between the fuel cell DC converter (5) and the second pipeline (11); and a second flowmeter (22) is arranged on the second branch (9), and the second flowmeter (22) is positioned between the motor and the second pipeline (11).
8. The power system with a cooling component for a hydrogen energy fuel cell vehicle as claimed in claim 7, wherein the first valve (17) and the second valve (18) are both solenoid valves; the cooling system further comprises a controller (23), and the first valve (17), the second valve (18), the temperature sensor (16), the first pressure sensor (19), the second pressure sensor (20), the first flow meter (21), the second flow meter (22), the water pump (12) and the electronic fan (15) are all electrically connected with the controller (23).
9. The power system with a cooling component for the hydrogen energy fuel cell vehicle as claimed in claim 8, wherein the controller (23) comprises a data detection module (24), a data analysis module (25), a valve control module (26), a water pump control module (27), and a fan control module (28); the data detection module (24) is electrically connected with the data analysis module (25), and the data analysis module (25) is respectively electrically connected with the valve control module (26), the water pump control module (27) and the fan control module (28); the data detection module (24) is electrically connected with the temperature sensor (16), the first pressure sensor (19), the second pressure sensor (20), the first flowmeter (21) and the second flowmeter (22) respectively; the valve control module (26) is electrically connected with the first valve (17) and the second valve (18) respectively; the water pump control module (27) is electrically connected with the water pump (12); the fan control module (28) is electrically connected with the electronic fan (15).
CN202023059293.0U 2020-12-17 2020-12-17 Power system with cooling assembly for hydrogen energy fuel cell automobile Active CN215244362U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202023059293.0U CN215244362U (en) 2020-12-17 2020-12-17 Power system with cooling assembly for hydrogen energy fuel cell automobile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202023059293.0U CN215244362U (en) 2020-12-17 2020-12-17 Power system with cooling assembly for hydrogen energy fuel cell automobile

Publications (1)

Publication Number Publication Date
CN215244362U true CN215244362U (en) 2021-12-21

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CN202023059293.0U Active CN215244362U (en) 2020-12-17 2020-12-17 Power system with cooling assembly for hydrogen energy fuel cell automobile

Country Status (1)

Country Link
CN (1) CN215244362U (en)

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