CN118042743A - Four-in-one controller for fuel cell vehicle - Google Patents
Four-in-one controller for fuel cell vehicle Download PDFInfo
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- CN118042743A CN118042743A CN202211368595.7A CN202211368595A CN118042743A CN 118042743 A CN118042743 A CN 118042743A CN 202211368595 A CN202211368595 A CN 202211368595A CN 118042743 A CN118042743 A CN 118042743A
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- shell
- fcu
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- 239000000446 fuel Substances 0.000 title claims abstract description 36
- HEZMWWAKWCSUCB-PHDIDXHHSA-N (3R,4R)-3,4-dihydroxycyclohexa-1,5-diene-1-carboxylic acid Chemical compound O[C@@H]1C=CC(C(O)=O)=C[C@H]1O HEZMWWAKWCSUCB-PHDIDXHHSA-N 0.000 claims abstract description 85
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 63
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 63
- 239000001257 hydrogen Substances 0.000 claims abstract description 63
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 50
- 229910052802 copper Inorganic materials 0.000 claims abstract description 50
- 239000010949 copper Substances 0.000 claims abstract description 50
- 238000004891 communication Methods 0.000 claims abstract description 21
- 239000000498 cooling water Substances 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 9
- 230000010354 integration Effects 0.000 abstract description 5
- 239000000835 fiber Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- 239000000306 component Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- Fuel Cell (AREA)
Abstract
The four-in-one controller for the fuel cell vehicle comprises a shell, wherein an upper cover is arranged on the shell, a DCDC converter, an air compressor controller and a hydrogen pump controller are arranged in the shell, an FCU (fiber control Unit) is arranged on the side surface of the shell, an output connector of the air compressor controller and an output connector of the hydrogen pump controller are arranged on the side surface of the shell, and the FCU comprises an FCU communication connector and an FCU cover plate; the shell in be provided with DCDC input positive copper bar and DCDC input negative copper bar, DCDC input positive copper bar and DCDC input negative copper bar are connected with the input of DCDC converter. The four-in-one controller can be connected with the fuel cell stack by a wire harness, can be directly integrated with the stack into a whole, saves the independent layout and installation, reduces the wire harness for supplying power to the air compressor controller and the hydrogen pump controller by the high-power DCDC converter after integration, and reduces the communication wire harness between the FCU and the high-power DCDC converter, the air compressor controller and the hydrogen pump controller.
Description
Technical Field
The invention relates to the field of electricity, in particular to a fuel cell vehicle, and particularly relates to a four-in-one controller for the fuel cell vehicle.
Background
Energy conservation and environmental protection have become the requirements of the current society development, and especially under the standard of double carbon requirements, new energy automobiles are vigorously developed in recent years; particularly, the fuel cell automobile has the environmental protection performance and long endurance mileage, and is more concerned by people; related parts of the fuel cell are also developed towards higher requirements, such as high integration of parts, so that the cost of the parts is reduced, the installation is reduced, and better benefits are brought to the development of the fuel cell automobile. However, in the prior art, a high-power DCDC converter, a compressor controller, an FCU (fuel cell main controller) and a hydrogen pump controller for a fuel cell vehicle are mostly in independent structures, and a mode of wire harness connection is mostly adopted for energy transfer between a fuel cell vehicle electric pile and the high-power DCDC converter and the electric pile, so that communication and power supply connection are complex, and the wire harness used for connection has high requirements and high cost; the high-power DCDC converter, the air compressor controller, the FCU and the hydrogen pump controller are required to be arranged in a whole vehicle, so that four independent layouts are required, the installation requirements are high, and the process is complex.
Disclosure of Invention
The invention aims to provide a four-in-one controller for a fuel cell vehicle, which aims to solve the technical problems of complex communication and power supply connection, high connection requirement and complex installation among a high-power DCDC converter, a compressor controller, an FCU and a hydrogen pump controller in the prior art.
The invention relates to a four-in-one controller for a fuel cell vehicle, which comprises a shell, wherein an upper cover is arranged on the shell, a DCDC converter, an air compressor controller, a hydrogen pump controller and a battery pack or a motor controller are arranged in the shell, an FCU fuel cell main controller, an air compressor controller output connector and a hydrogen pump controller output connector are arranged on the side surface of the shell, and an FCU comprises an FCU communication connector and an FCU cover plate;
The side surface of the shell is provided with an input positive connector, an input negative connector, an output positive connector and an output negative connector, the power output end of the DCDC converter is connected with the battery pack or the motor controller through a copper bar or a wire harness output positive connector, the output negative connector and the wire harness, the power output end of the DCDC converter is connected with the air compressor controller and the hydrogen pump controller through the copper bar or the wire harness, the power output end of the air compressor controller is connected with the air compressor controller output connector, and the power output end of the hydrogen pump controller is connected with the hydrogen pump controller output connector;
The shell is internally provided with a DCDC input positive copper bar and a DCDC input negative copper bar, and the DCDC input positive copper bar and the DCDC input negative copper bar are connected with the input end of the DCDC converter;
and the signal output end of the FCU is connected with the input ends of the FCU communication connector, the DCDC converter, the air compressor controller and the hydrogen pump controller.
Further, the bottom of the shell is provided with a pile input hole respectively at the positions corresponding to the DCDC input positive copper bar and the DCDC input negative copper bar, and pile input hole covers are respectively arranged in the pile input holes.
Further, the DCDC converter, the air compressor controller and the hydrogen pump controller commonly use a cooling water channel.
Further, the input positive connector, the input negative connector, the output positive connector and the output negative connector are arranged on the front side surface of the shell.
Further, the FCU communication connector and the FCU cover plate are arranged on the right side face of the shell.
Compared with the prior art, the invention has positive and obvious effects. The four-in-one controller integrated by the DCDC converter, the air compressor controller, the FCU and the hydrogen pump controller can be connected with the fuel cell stack by not only realizing wire harness connection, but also realizing a connection mode of directly integrating the four-in-one controller and the stack into a whole. The high-power DCDC converter, the air compressor controller, the FCU and the hydrogen pump controller are integrated, so that independent layout and installation are omitted, the wire harness for supplying power to the air compressor controller and the hydrogen pump controller by the high-power DCDC converter is reduced after integration, and the communication wire harness between the FCU and the high-power DCDC converter, between the FCU and the air compressor controller and between the FCU and between the FCU and the hydrogen pump controller are also reduced. The four-in-one controller not only saves space for the layout of the whole fuel cell vehicle, but also simplifies the process and greatly reduces the cost. The four-in-one controller not only can realize wire harness connection with the electric pile, but also can be compatible with integrated connection with the electric pile, and has higher flexibility.
Drawings
Fig. 1 is an exploded schematic view of a four-in-one controller for a fuel cell vehicle according to the present invention.
Fig. 2 is a first schematic top view of a four-in-one controller for a fuel cell vehicle according to the present invention.
Fig. 3 is a second schematic top view of a four-in-one controller for a fuel cell vehicle according to the present invention.
Fig. 4 is a perspective view showing a use state of a four-in-one controller for a fuel cell vehicle according to the present invention.
Fig. 5 is a schematic sectional view showing a use state of a four-in-one controller for a fuel cell vehicle according to the present invention.
Detailed Description
The present invention is further described below with reference to the drawings and examples, but the present invention is not limited to the examples, and all the similar structures and similar variations using the present invention should be included in the protection scope of the present invention. The use of the directions of up, down, front, back, left, right, etc. in the present invention is only for convenience of description, and is not a limitation of the technical scheme of the present invention.
As shown in fig. 1 to 5, the four-in-one controller for a fuel cell vehicle of the present invention includes a housing 1, an upper cover 2 is provided on the housing 1, a DCDC converter 3, an air compressor controller 4, a hydrogen pump controller 5, and a battery pack or motor controller are provided in the housing 1, an FCU (fuel cell main controller) 6, an air compressor controller output connector, a hydrogen pump controller output connector are provided on a side surface of the housing 1, and the FCU6 includes an FCU communication connector 7 and an FCU cover 8;
The side of the shell 1 is provided with an input positive connector 9, an input negative connector 10, an output positive connector 11 and an output negative connector 12, the power output end of the DCDC converter 3 is connected with a battery pack or a motor controller through a copper bar or a wire harness output positive connector 11, an output negative connector 12 and a wire harness, the power output end of the DCDC converter 3 is connected with the air compressor controller 4 and the hydrogen pump controller 5 through the copper bar or the wire harness, the power output end of the air compressor controller 4 is connected with the air compressor controller output connector, and the power output end of the hydrogen pump controller 5 is connected with the hydrogen pump controller output connector;
Specifically, the input positive connector 9 and the input negative connector 10 are connected with the electric pile 18, after the electric pile 18 generates electricity, the electric pile can provide electric energy for the DCDC converter 3 through the input positive connector 9, the input negative connector 10 and the wire harness, the DCDC converter 3 steps up and down the current output by the electric pile 18, and then provides power for the battery or the electric drive of the fuel cell automobile through the output positive connector 11, the output negative connector 12 and the wire harness, and simultaneously provides power for the air compressor controller 4, the hydrogen pump controller 5 and the like. The air compressor controller 4 supplies power to the air compressor through an air compressor controller output connector and a wire harness. The hydrogen pump controller 5 supplies power to the hydrogen pump through the hydrogen pump controller output connector and the wire harness.
The shell 1 is internally provided with a DCDC input positive copper bar 13 and a DCDC input negative copper bar 14, and the DCDC input positive copper bar 13 and the DCDC input negative copper bar 14 are connected with the input end of the DCDC converter 3;
Specifically, the pile 18 is provided with a pile output positive copper bar 15 and a pile output negative copper bar 16, and the pile 18 can be connected with the DCDC converter 3 through the pile output positive copper bar 15 and the pile output negative copper bar 16 to realize power supply.
The signal output end of the FCU6 is connected with the input ends of the FCU communication connector 7, the DCDC converter 3, the air compressor controller 4 and the hydrogen pump controller 5.
Further, the bottom of the housing 1 is provided with pile input holes at positions corresponding to the DCDC input positive copper bar 13 and the DCDC input negative copper bar 14, and pile input holes are respectively provided with pile input hole cover plates 17.
Further, the DCDC converter 3, the air compressor controller 4 and the hydrogen pump controller 5 commonly use one cooling water channel.
Further, the input positive connector 9, the input negative connector 10, the output positive connector 11 and the output negative connector 12 are arranged on the front side surface of the shell 1.
Further, the FCU communication connector 7 and the FCU cover 8 are disposed on the right side of the housing 1.
Specifically, the DCDC converter 3, the air compressor controller 4, the hydrogen pump controller 5, the FCU (fuel cell main controller) 6, the air compressor controller output connector, the hydrogen pump controller output connector, the FCU communication connector 7, the FCU cover 8, the input positive connector 9, the input negative connector 10, the output positive connector 11, the output negative connector 12, the stack 18, the DCDC input positive copper bar 13, the DCDC input negative copper bar 14, the stack output positive copper bar 15, the stack output negative copper bar 16, the cooling water channel, and the like in this embodiment all adopt the known schemes in the prior art, which are known to those skilled in the art and are not repeated herein.
The working principle of the embodiment is as follows:
the working part of the invention comprises the following working parts:
1. when the four-in-one controller is connected to the stack 18 by a wiring harness that is installed separately:
The main components include a shell 1, a DCDC converter 3, an air compressor controller 4, an FCU6, a hydrogen pump controller 5, an FCU cover plate 8, a four-in-one controller upper cover 2, an air compressor controller output connector, a hydrogen pump controller output connector, an FCU communication connector 7, an input positive connector 9, an input negative connector 10, an output positive connector 11, an output negative connector 12, a pile input hole cover plate 17 and the like.
2. When the four-in-one controller is integrally installed with the stack 18:
The main components include a shell 1, a high-power DCDC converter 3, an air compressor controller 4, an FCU6, a hydrogen pump controller 5, an FCU cover plate 8, a four-in-one controller upper cover 2, an air compressor controller output connector, a hydrogen pump controller output connector, an FCU communication connector 7, a galvanic pile output positive copper bar 15, a galvanic pile output negative copper bar 16, a DCDC input positive copper bar 13 and a DCDC input negative copper bar 14.
The internal arrangement of the above 2 four-in-one controllers is the same, the high-power DCDC converter 3, the air compressor controller 4 and the hydrogen pump controller 5 are arranged inside the shell 1, the FCU6 is arranged on the side surface of the shell 1, the pile input hole cover plate 17 is arranged at the bottom of the shell 1, and the shell 1 of the four-in-one controller is commonly used.
The specific operation steps of the invention are as follows:
When the four-in-one controller is independently used:
1. the input positive connector 9, the input negative connector 10, the output positive connector 11, the output negative connector 12, the air compressor output connector, and the hydrogen pump output connector are attached to the housing 1 and fastened by screws.
2. The DCDC converter 3, the air compressor controller 4, the hydrogen pump controller 5, and the FCU6 are mounted in the casing 1 by screws.
The DCDC converter 3 is connected with the air compressor controller 4, the hydrogen pump controller 5 and the FCU6 through copper bars or wire harnesses.
The FCU cover plate 8 and the upper cover 2 are mounted on the shell 1 through screws.
5. The current output from the electric pile 18 to the DCDC converter 3 can be realized by inserting and connecting the wire harnesses of the output positive connector 11 and the output negative connector 12 of the electric pile 18 with the input positive connector 9 and the input negative connector 10.
The wiring harnesses of the output positive connector 11 and the output negative connector 12 of the DCDC converter 3 are inserted with a battery pack or an electrically driven connector, so that the current output from the DCDC converter 3 to the battery pack and the electrically driven connector can be realized; the air compressor controller 4 and the hydrogen pump controller 5 are inserted with the compressor and the hydrogen pump connector through the air compressor controller output connector and the hydrogen pump controller output connector and the wire harness, so that power supply for the compressor and the hydrogen pump can be realized.
The four-in-one controller is integrated when in use:
1. the output connector of the air compressor and the output connector of the hydrogen pump are arranged on the shell 1 and fastened by using screws.
2. The DCDC converter 3, the air compressor controller 4, the hydrogen pump controller 5, and the FCU6 are mounted in the casing 1 by screws.
The DCDC converter 3 is connected with the air compressor controller 4, the hydrogen pump controller 5 and the FCU6 through copper bars or wire harnesses.
The fcu cover 8 is mounted on the housing 1 by screws.
5. The four-in-one controller and the electric pile 18 which are assembled together through screws, a cover plate 17 of the electric pile input hole is opened, and the electric pile output positive copper bar 15 and the electric pile output negative copper bar 16 penetrate through the electric pile input hole of the four-in-one controller.
6. The DCDC input positive copper bar 13 and the DCDC input negative copper bar 14 are respectively and tightly connected with the pile output positive copper bar 15 and the pile output negative copper bar 16 by using screws.
7. The upper cover 2 is mounted on the housing 1 by screws.
The invention provides a four-in-one controller integrated by a DCDC converter 3, an air compressor controller 4, an FCU6 and a hydrogen pump controller 5, which can realize wire harness connection with a fuel cell stack 18 and can also realize a connection mode of integrating the four-in-one controller and the stack 18 directly. The high-power DCDC converter 3, the air compressor controller 4, the FCU6 and the hydrogen pump controller 5 are integrated, so that independent layout and installation are omitted, the wiring harness for supplying power to the air compressor controller 4 and the hydrogen pump controller 5 by the high-power DCDC converter 3 is reduced after integration, and the communication wiring harness between the FCU6 and the high-power DCDC converter 3, the air compressor controller 4 and the hydrogen pump controller 5 is also reduced. The four-in-one controller not only saves space for the layout of the whole fuel cell vehicle, but also simplifies the process and greatly reduces the cost. The four-in-one controller not only can realize wire harness connection with the electric pile 18, but also can be compatible with integrated connection with the electric pile 18, and has higher flexibility.
The invention integrates the core components of the four fuel cell automobiles, namely the high-power DCDC converter 3, the air compressor controller 4, the FCU6 and the hydrogen pump controller 5, and compared with the independent four products, the invention effectively reduces the occupied space of the four products; the same shell 1, the upper cover 2 and the like are used, so that the die investment of 4 products is omitted, the wire harness cost required by communication and power supply among 4 is reduced, and the communication wire harnesses among the DCDC converter 3, the air compressor controller 4, the hydrogen pump controller 5 and the FCU6 are reduced; when the four-in-one controller is integrated with the fuel cell stack 18, a connector and a wire harness between the stack 18 and the DCDC converter 3 are omitted, the integration of the DCDC converter 3 and the stack 18 greatly saves the installation space of the whole vehicle and the arrangement difficulty of the whole vehicle, and the installation process is simplified; the installation of the whole car is easier and more convenient.
The four-in-one controller and the electric pile 18 are flexibly connected, so that not only can the connection of a wire harness connector be realized, but also the four-in-one controller and the electric pile 18 can be directly integrated; the four-in-one controller with the improved design can be simply realized without putting excessive dies, can be made into a platform, meets the requirements of different electric pile 18 installation and connection modes, and brings more application choices for customers, and is flexible and changeable and high in applicability.
When the four-in-one wire harness and the pile connector are used, the four-in-one controller can be arranged on the whole car at will; when the controller is integrated with the electric pile 18, the electric pile input hole cover plate 17 is simply removed, the output copper bar of the electric pile 18 is directly connected with the four-in-one input copper bar, and the operation is simple.
The DCDC converter 3, the air compressor controller 4, the FCU and the hydrogen pump controller 5 are integrated in one shell 1, so that the die cost of one shell 1 is only needed to be input, the input of 3 dies is saved, and the die input cost of products is greatly reduced.
The key point of the invention is as follows:
The DCDC converter 3, the air compressor controller 4, the hydrogen pump controller 5 and the FCU6 are integrally arranged in the shell 1, so that the product is small and compact in size, convenient to install and low in cost.
2. The DCDC converter 3, the air compressor controller 4 and the hydrogen pump controller 5 commonly use one cooling water channel, so that the design difficulty is reduced, and the flow resistance is smaller than that of the independent 3 water channels.
3. The FCU6 is installed in the independent space of casing 2 side, effectual EMC interference problem of solving FCU 6. The position of the shell where the FCU6 is installed is an independent space, and the side wall of the shell 1 becomes a shielding wall of the FCU6 to isolate EMC interference; the FCU6 shares the shell 1 with the DCDC converter 3, the air compressor controller 4 and the hydrogen pump controller 5, so that the wire harness used for communication between the FCU6 and the DCDC converter is short, and interference is avoided.
Claims (5)
1. A four-in-one controller for a fuel cell vehicle, characterized by: the device comprises a shell, wherein an upper cover is arranged on the shell, a DCDC converter, an air compressor controller, a hydrogen pump controller and a battery pack or motor controller are arranged in the shell, an FCU fuel cell main controller, an air compressor controller output connector and a hydrogen pump controller output connector are arranged on the side face of the shell, and the FCU comprises an FCU communication connector and an FCU cover plate;
The side surface of the shell is provided with an input positive connector, an input negative connector, an output positive connector and an output negative connector, the power output end of the DCDC converter is connected with the battery pack or the motor controller through a copper bar or a wire harness output positive connector, the output negative connector and the wire harness, the power output end of the DCDC converter is connected with the air compressor controller and the hydrogen pump controller through the copper bar or the wire harness, the power output end of the air compressor controller is connected with the air compressor controller output connector, and the power output end of the hydrogen pump controller is connected with the hydrogen pump controller output connector;
The shell is internally provided with a DCDC input positive copper bar and a DCDC input negative copper bar, and the DCDC input positive copper bar and the DCDC input negative copper bar are connected with the input end of the DCDC converter;
and the signal output end of the FCU is connected with the input ends of the FCU communication connector, the DCDC converter, the air compressor controller and the hydrogen pump controller.
2. A controller for a four-in-one fuel cell vehicle as defined in claim 1, wherein: the bottom of the shell is provided with a pile input hole respectively at the positions corresponding to the DCDC input positive copper bar and the DCDC input negative copper bar, and pile input hole covers are respectively arranged in the pile input holes.
3. A controller for a four-in-one fuel cell vehicle as defined in claim 1, wherein: the DCDC converter, the air compressor controller and the hydrogen pump controller commonly use a cooling water channel and a shell.
4. A controller for a four-in-one fuel cell vehicle as defined in claim 1, wherein: the input positive connector, the input negative connector, the output positive connector and the output negative connector are arranged on the front side surface of the shell.
5. A controller for a four-in-one fuel cell vehicle as defined in claim 1, wherein: the FCU communication connector and the FCU cover plate are arranged on the right side face of the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211368595.7A CN118042743A (en) | 2022-11-03 | 2022-11-03 | Four-in-one controller for fuel cell vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211368595.7A CN118042743A (en) | 2022-11-03 | 2022-11-03 | Four-in-one controller for fuel cell vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118042743A true CN118042743A (en) | 2024-05-14 |
Family
ID=91000906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211368595.7A Pending CN118042743A (en) | 2022-11-03 | 2022-11-03 | Four-in-one controller for fuel cell vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118042743A (en) |
-
2022
- 2022-11-03 CN CN202211368595.7A patent/CN118042743A/en active Pending
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