CN211684679U - Low-voltage power distribution and control system for hydrogen fuel cell vehicle - Google Patents
Low-voltage power distribution and control system for hydrogen fuel cell vehicle Download PDFInfo
- Publication number
- CN211684679U CN211684679U CN202020314093.6U CN202020314093U CN211684679U CN 211684679 U CN211684679 U CN 211684679U CN 202020314093 U CN202020314093 U CN 202020314093U CN 211684679 U CN211684679 U CN 211684679U
- Authority
- CN
- China
- Prior art keywords
- fuel cell
- management system
- hydrogen fuel
- controller
- parallel
- 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
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
- 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
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
-
- 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
Landscapes
- Fuel Cell (AREA)
Abstract
The utility model provides a low-voltage power distribution and control system for a hydrogen fuel cell vehicle, wherein a DC/DC controller is connected with a storage battery in series to form an external power supply, the external power supply is connected with one of three paths in parallel, and after a first relay is added for connection, the external power supply is respectively connected with a vehicle control unit, a pile management system unit, a power battery management system unit and a five-in-one control module in parallel; the other parallel circuit is connected with each heat dissipation part in parallel; and the whole vehicle controller communicates with the hydrogen fuel cell stack management system unit, the power battery management system unit and the five-in-one control module in the same CAN communication network. Through adopting the utility model discloses can prevent that other electrical accessories from influencing the essential element that the whole car went, avoid taking place whole car controller misjudgement part communication trouble because of the part is down the electricity suddenly. Meanwhile, power distribution can be simplified, and the condition of insufficient voltage of a low-voltage storage battery can be avoided.
Description
Technical Field
The utility model relates to an automobile-used low pressure distribution and control system, in particular to automobile-used low pressure distribution of hydrogen fuel cell and control system.
Background
The whole hydrogen fuel cell vehicle power system is composed of a power cell system and a hydrogen fuel cell pile system, and the two sets of power systems are used as power, so that further improvement is needed on the basis of low-voltage power distribution and control. For example, low-voltage power distribution and control of a power system of a hydrogen fuel vehicle may affect the power-on and power-off time sequence of the whole vehicle, and faults are easily reported by mistake in the power-on and power-off process, so that the control and judgment of the whole vehicle are seriously affected, the system fault of an electrical device is easily caused, and even serious component damage is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a low pressure distribution and control system of hydrogen fuel cell car can effectively solve the problem that the easy wrong report trouble of electric capacity about the whole car that hydrogen fuel cell car driving system leads to because of the low pressure distribution. The utility model discloses a following scheme realizes.
A low-voltage power distribution and control system for a hydrogen fuel cell vehicle comprises a vehicle control unit, a hydrogen fuel cell stack management system unit, a power cell management system unit, a storage battery, a five-in-one control module, a hydrogen gas cylinder group, a motor heat dissipation component with on-off control, a hydrogen fuel cell stack heat dissipation component and a third heat dissipation component, wherein the five-in-one control module comprises an oil pump controller, an air pump controller, a motor controller, a DC/DC controller and a high-voltage power distribution controller, the modules, the controller, the management system unit and the like are all the same components of the existing hydrogen fuel cell vehicle and use the software for the existing control or management, the vehicle control unit is respectively connected with the hydrogen fuel cell stack management system unit, the power cell management system unit, the five-in-one control module, the hydrogen gas cylinder group, the motor heat dissipation component, the hydrogen fuel cell stack heat dissipation component and the third heat dissipation component, the whole vehicle controller outputs 3 pulse signals to realize the control of the whole vehicle controller and each heat dissipation part, the third heat dissipation part is used for heat dissipation of the power battery pack, the power battery pack is a battery pack managed by the power battery management system unit, the DC/DC controller is connected with the storage battery in series to form an external power supply, the external power supply is connected in parallel with three paths, the first parallel path is connected with the first relay and then respectively connected in parallel with the whole vehicle controller, the hydrogen fuel cell stack management system unit, the power battery management system unit and the five-in-one control module, the second parallel path is connected with the hydrogen cylinder group, and the third parallel path is connected with the motor heat dissipation part, the hydrogen fuel cell stack heat dissipation part and the third heat dissipation part in parallel; and the whole vehicle controller communicates with the hydrogen fuel cell stack management system unit, the power battery management system unit and the five-in-one control module in the same CAN communication network.
In order to facilitate loading and debugging, a manual replacement interface switch and a manual pressure maintaining interface switch are connected between the vehicle control unit and the hydrogen cylinder group, and the two interface switches are connected in parallel and then respectively connected with the vehicle control unit and the hydrogen cylinder group.
With the low voltage distribution and the control system of current hydrogen fuel cell car, adopt the utility model discloses a this kind of system hardware has following advantage:
1. in the first parallel connection of the external power supply, the hardware guarantee for uniformly supplying power or uniformly cutting off the power supply to each part power supply CAN be realized by adopting the first relay, and the CAN network connection of the power battery management system unit and the hydrogen fuel cell stack management system unit is in the same way, so that the design CAN prevent other electrical accessories from influencing main parts of the whole vehicle running, and the phenomenon that the whole vehicle controller misjudges the communication fault of the part due to sudden power off of the part is avoided.
2. The DC/DC controller is connected with the storage battery in series to form an external power supply, the DC/DC output is directly supplied to the motor, the heat dissipation component of the fuel cell stack and the heat dissipation component of the power battery pack, so that power distribution of the DC/DC controller can be simplified on one hand, and the DC/DC controller can perform a conversion process from high voltage to low voltage to avoid the situation that the low-voltage storage battery cannot lack of power.
3. Through setting up pressurize switch and replacement interface switch, the control of later stage vehicle control unit to hydrogen cylinder is not influenced but the more convenient hydrogen cylinder of opening of accessible manual mode when the vehicle debugging of earlier stage.
Drawings
FIG. 1 is a diagram showing the connection of the components of a low-voltage distribution and control system of a hydrogen fuel cell vehicle according to embodiment 1
Detailed Description
The embodiment is only for illustrating one implementation of the present invention, and is not to be taken as a limiting illustration of the protection scope of the present invention.
Example 1
A low-voltage power distribution and control system for a hydrogen fuel cell vehicle comprises a vehicle control unit 1, a hydrogen fuel cell stack management system unit 22, a power cell management system unit 32, a storage battery 31, a five-in-one control module 4, a hydrogen cylinder group 5, a fan 6 with a switch control for cooling a motor, a cooling fan 8 and a third fan 9, wherein the cooling fan 8 and the third fan 9 are used for cooling the hydrogen fuel cell stack, the five-in-one control module comprises an oil pump controller 41, an air pump controller 42, a motor controller 43, a DC/DC controller 44 and a high-voltage power distribution controller 45, and the modules, the controllers, the management system unit and other parts all adopt the same parts of the existing hydrogen fuel cell vehicle and use the software for the existing control or management. The connection relationship of the components is shown in fig. 1, the vehicle control unit 1, the hydrogen fuel cell stack management system unit 22, the power battery management system unit 32, the oil pump controller 41 of the five-in-one control module, the air pump controller 42, the motor controller 43, the DC/DC controller 44, the high-voltage distribution controller 45, the hydrogen cylinder group 5, the fan 6 for motor heat dissipation, the heat dissipation fan 8 for the hydrogen fuel cell stack and the third fan 9 are respectively connected, the third fan 9 is used for heat dissipation of the power battery group, the power battery group is the battery group managed by the power battery management system unit 22, the vehicle control unit outputs 3 pulse signals to realize the rotation speed control of the vehicle control unit, the fan 6, the fan 8 and the fan 9, the DC/DC controller 44 and the storage battery 31 are connected in series to form an external power supply, the external power supply is connected in parallel in three ways, after the first parallel way is connected with the first relay 7, then the system is respectively connected with the vehicle control unit 1, the hydrogen fuel cell stack management system unit 22, the power battery management system unit 32 and the oil pump controller 41, the air pump controller 42, the motor controller 43, the DC/DC controller 44 and the high-voltage distribution controller 45 of the five-in-one control module in parallel, the second parallel circuit is connected with the hydrogen cylinder group 5, and the third parallel circuit is connected with the fan 6 for motor heat dissipation, the cooling fan 8 for the hydrogen fuel cell stack and the fan 9 for battery heat dissipation in parallel; the whole vehicle controller 1 communicates with the hydrogen fuel cell stack management system unit 22, the power battery management system unit 32 and the oil pump controller 41, the air pump controller 42, the motor controller 43, the DC/DC controller 44 and the high-voltage distribution controller 45 of the five-in-one control module in the same CAN communication network; a manual replacement interface switch 10 and a manual pressure maintaining interface switch 11 are connected between the vehicle control unit 1 and the hydrogen cylinder group 5, and the interface switches 10 and 11 are connected in parallel and then respectively connected with the vehicle control unit 1 and the hydrogen cylinder group 5.
Claims (2)
1. The utility model provides a hydrogen fuel cell car is with low pressure distribution and control system, includes vehicle control unit, hydrogen fuel cell stack management system unit, power battery management system unit, battery, five unification control module, hydrogen gas bottle group, has on-off control's motor heat dissipation part and hydrogen fuel cell stack heat dissipation part, five unification control module comprises oil pump controller, air pump controller, motor controller, DC/DC controller and high-pressure distribution controller, and vehicle control unit and hydrogen fuel cell stack management system unit, power battery management system unit, five unification control module, hydrogen gas bottle group, the equal parallel connection of motor heat dissipation part and hydrogen fuel cell stack heat dissipation part, its characterized in that: the whole vehicle controller is also connected with a third heat dissipation component in parallel, the DC/DC controller is connected with the storage battery in series to form an external power supply, the external power supply is connected with three paths in parallel, the first parallel path is connected with the first relay and then respectively connected with the whole vehicle controller, the hydrogen fuel cell stack management system unit, the power battery management system unit and the five-in-one control module in parallel, the second parallel path is connected with the hydrogen cylinder group, and the third parallel path is connected with the motor heat dissipation component, the heat dissipation component of the hydrogen fuel cell stack and the third heat dissipation component in parallel; and the whole vehicle controller communicates with the hydrogen fuel cell stack management system unit, the power battery management system unit and the five-in-one control module in the same CAN communication network.
2. The low voltage power distribution and control system for a hydrogen fuel cell vehicle of claim 1, wherein: and a manual replacement interface switch and a manual pressure maintaining interface switch are connected between the vehicle controller and the hydrogen cylinder group, and the two interface switches are connected in parallel and then respectively connected with a vehicle power supply ground and the hydrogen cylinder group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020314093.6U CN211684679U (en) | 2020-03-13 | 2020-03-13 | Low-voltage power distribution and control system for hydrogen fuel cell vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020314093.6U CN211684679U (en) | 2020-03-13 | 2020-03-13 | Low-voltage power distribution and control system for hydrogen fuel cell vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211684679U true CN211684679U (en) | 2020-10-16 |
Family
ID=72780823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020314093.6U Active CN211684679U (en) | 2020-03-13 | 2020-03-13 | Low-voltage power distribution and control system for hydrogen fuel cell vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211684679U (en) |
-
2020
- 2020-03-13 CN CN202020314093.6U patent/CN211684679U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207853453U (en) | Backup battery circuit, motor driver and electric vehicle | |
| CN111555393B (en) | Multi-battery-assembly management device, control method and electric tool | |
| WO2019114547A1 (en) | Expandable charging and battery replacing device, and charging and discharging unit thereof | |
| CN110293876B (en) | On-line cutting-off/replacing circuit for fault battery/battery module of battery pack | |
| CN108736531B (en) | Power battery pack, hybrid power supply, control method and vehicle | |
| CN103048572A (en) | Testing system for range extender | |
| WO2022166364A1 (en) | Power distribution system, control method for power distribution system, and new energy vehicle | |
| CN107962965B (en) | Vehicle-mounted fuel cell energy distribution management control device | |
| CN214112886U (en) | Electric propulsion electric system suitable for new energy airplane | |
| CN212162855U (en) | High-voltage distribution box for energy storage system | |
| CN211684679U (en) | Low-voltage power distribution and control system for hydrogen fuel cell vehicle | |
| CN211684678U (en) | Low-voltage power distribution and control system for hydrogen fuel cell vehicle | |
| CN207612217U (en) | A kind of electric machine controller charge/discharge control circuit meeting functional safety | |
| CN112769208B (en) | Low-power-consumption energy storage power supply device and method based on super capacitor | |
| CN211617605U (en) | Fuel cell automobile and high-voltage electrical appliance system thereof | |
| CN202111521U (en) | Power redundancy power supply system for automobile lithium battery | |
| CN113525178A (en) | Fuel cell automobile power-off protection control method and system | |
| CN203084110U (en) | Distance increasing device testing system | |
| CN212499931U (en) | Fuel cell control system for unmanned aerial vehicle | |
| CN215890407U (en) | Train air pump starting circuit | |
| CN214396484U (en) | Fuel cell delayed power-off control device and system | |
| CN218549569U (en) | High-voltage power supply device, whole vehicle control system and whole vehicle equipment | |
| CN221148820U (en) | PCM test circuit and test device | |
| CN216251659U (en) | Distribution box and vehicle | |
| CN210734057U (en) | Electric automobile integrated form machine controller and electric automobile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 528000 No. 39 Shiwan Xingang Road, Chancheng District, Foshan City, Guangdong Province Patentee after: Foshan Feichi Automobile Technology Co.,Ltd. Address before: 528000 No. 39 Shiwan Xingang Road, Chancheng District, Foshan City, Guangdong Province Patentee before: Foshan City Feichi Automobile Manufacturing Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Guangdong Yaoda Financial Leasing Co.,Ltd. Assignor: Foshan Feichi Automobile Technology Co.,Ltd. Contract record no.: X2022980007638 Denomination of utility model: Low voltage power distribution and control system for hydrogen fuel cell vehicle Granted publication date: 20201016 License type: Exclusive License Record date: 20220616 |
|
| EE01 | Entry into force of recordation of patent licensing contract | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Low voltage power distribution and control system for hydrogen fuel cell vehicle Effective date of registration: 20220617 Granted publication date: 20201016 Pledgee: Guangdong Yaoda Financial Leasing Co.,Ltd. Pledgor: Foshan Feichi Automobile Technology Co.,Ltd. Registration number: Y2022980008077 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |