CN216311841U - Hydrogen supply system of fuel cell passenger vehicle - Google Patents
Hydrogen supply system of fuel cell passenger vehicle Download PDFInfo
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- CN216311841U CN216311841U CN202121440264.0U CN202121440264U CN216311841U CN 216311841 U CN216311841 U CN 216311841U CN 202121440264 U CN202121440264 U CN 202121440264U CN 216311841 U CN216311841 U CN 216311841U
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- hydrogen supply
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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
- 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
Abstract
The utility model discloses a hydrogen supply system of a fuel cell passenger vehicle, relating to the technical field of hydrogen fuel cell vehicle systems; in order to solve the problem of low integration level; the hydrogen storage device comprises a system support, the outer wall of the system support is fixedly provided with a hydrogen storage module, a filling module, a pressure relief module and a hydrogen supply module, the hydrogen storage module comprises at least two hydrogen supply cylinders and cylinder valves, the filling module comprises a one-way valve, a hydrogen adding port and a five-way valve, a first pressure relief module pressure relief valve, a manual needle valve and an unloading valve, the hydrogen supply module comprises a manual ball valve, a second pressure relief valve, a proportional control valve and a pile, and the hydrogen supply cylinders are fixed on the outer wall of the top of the system support through bolts. According to the utility model, the hydrogen storage module, the filling module, the pressure relief module and the hydrogen supply module in the whole system are integrated through the system bracket, so that on one hand, the integration level of the whole system is high, and the safety and the assembly efficiency are improved, on the other hand, the modularized installation can be realized, and the assembly efficiency is further improved.
Description
Technical Field
The utility model relates to the technical field of hydrogen fuel cell vehicle systems, in particular to a hydrogen supply system of a fuel cell passenger vehicle.
Background
Along with the gradual maturity of the national requirements on energy conservation and emission reduction of automobiles and the technology of hydrogen fuel cells, more and more hydrogen fuel cell automobiles are put into daily traffic. The vehicle-mounted hydrogen supply system is an important component in a hydrogen fuel cell automobile and is used for supplying hydrogen fuel to a hydrogen fuel cell engine, but the current vehicle-mounted hydrogen supply system is mainly applied to a commercial vehicle and mainly adopts a 35MPa hydrogen cylinder group with a larger volume.
The current vehicle is comparatively complicated at on-vehicle hydrogen supply structure, and the tie point of valve member is more in the system pipeline, and system integration is not high, and this when just leading to whole car design, the space that needs reserve such as valve member connecting line is comparatively complicated and complicated to also have great degree of difficulty when the assembly in later stage, and hydrogen is combustible gas, and the pipeline of arranging of large-span takes place to interfere with automobile body or other parts easily, and the potential safety hazard is great when leaking.
Therefore, the utility model provides a hydrogen supply system of a fuel cell passenger vehicle, and aims to solve the problems of dispersed system arrangement and low integration level.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a hydrogen supply system of a fuel cell passenger vehicle.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a fuel cell passenger car hydrogen supply system, includes the system bracket, the outer wall fixed mounting of system bracket has hydrogen storage module, filling module, pressure release module and hydrogen supply module, hydrogen storage module includes two at least hydrogen supply bottle and bottle valve, filling module includes check valve, hydrogenation mouth and five-way, pressure release module relief pressure valve one, manual needle valve and off-load valve, hydrogen supply module includes manual ball valve, relief pressure valve two, proportion regulating valve and pile.
Preferably: the hydrogen supply bottle is fixed on the outer wall of the top of the system support through bolts, the bottle valve is fixedly installed at the bottle opening of the hydrogen supply bottle, the other end of the bottle valve is connected to the five-way valve through a pipeline, and a temperature sensor, a bolt melting valve, a manual stop valve and an electromagnetic valve are integrated on the bottle valve.
Further: and a first pressure relief safety valve is fixedly connected to the pipeline connecting the cylinder valve and the five-way valve.
On the basis of the scheme: the minimum value of the bearable load limit inside the hydrogen supply cylinder is 70 MPa.
The better scheme in the scheme is as follows: two ends of the check valve are respectively connected with the hydrogenation port and the five-way valve through pipelines, and the other port of the five-way valve is connected with a high-pressure sensor.
As a further scheme of the utility model: and a hydrogenation panel is fixed on one side of the hydrogenation port through a bolt, and the hydrogenation panel is fixed on the vehicle body through a bolt.
Meanwhile, the manual ball valve, the second pressure reducing valve, the proportion adjusting valve and the galvanic pile are sequentially connected through a pipeline, and the galvanic pile is positioned on the vehicle body.
As a preferable aspect of the present invention: the pressure reducing valve I, the unloading valve and the manual needle valve are sequentially connected through pipelines, a medium-pressure sensor is fixedly connected onto the pressure reducing valve I, the manual needle valve is connected to one side of the unloading valve through a pipeline, and the pressure relief safety valve II is connected to the other side of the manual needle valve through a pipeline.
Meanwhile, a hydrogen concentration sensor is welded on the outer wall of one side of the system support, and a sensor support is fixed on the outer wall of the hydrogen concentration sensor through bolts.
The utility model has the beneficial effects that:
1. this fuel cell passenger car hydrogen supply system, all integrate through the system support with hydrogen storage module, filling module, pressure release module, the hydrogen supply module among the entire system, make entire system's integrated level high on the one hand, improve security and assembly efficiency, on the other hand also can realize the modularization installation, has further improved the efficiency of assembly.
2. This fuel cell passenger car hydrogen supply system through increased manual needle valve and manual ball valve in entire system, accessible manual needle valve and manual ball valve control hydrogen supply way and pressure monitoring let off opening and close of pressing the way, have made things convenient for the maintenance in later stage greatly.
3. This fuel cell passenger car hydrogen supply system through setting up pressure release relief valve one and whole pressure release module, and it can carry out real time monitoring to the hydrogen pressure of pipeline under notes and the hydrogen supply state, when surpassing the pressure threshold value because of unusual, also can in time discharge hydrogen, has improved stability and the security that the galvanic pile used.
4. This fuel cell passenger car hydrogen supply system, through being provided with sensor holder, it is fixed with system's support through hydrogen concentration sensor, can carry out real time monitoring to the hydrogen concentration of system installation department, can effectually prevent because of the potential safety hazard that hydrogen reveals the initiation.
Drawings
FIG. 1 is a schematic diagram of a frame structure of a hydrogen supply system for a fuel cell passenger vehicle according to the present invention;
fig. 2 is a schematic isometric view of a hydrogen supply system for a fuel cell passenger vehicle according to the present invention;
in the figure: 100-hydrogen storage module, 200-filling module, 300-pressure relief module, 400-hydrogen supply module, 101-hydrogen supply cylinder, 102-cylinder valve, 103-pressure relief valve I, 201-one-way valve, 202-hydrogenation port, 203-five-way valve, 204-high pressure sensor, 205-hydrogenation panel, 301-medium pressure sensor, 302-pressure relief valve I, 303-pressure relief valve II, 304-manual needle valve, 305-unloading valve, 306-discharge protector, 401-manual ball valve, 402-pressure relief valve II, 403-proportion regulating valve, 404-galvanic pile, 501-sensor support, 502-hydrogen concentration sensor and 601-system support.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Example 1:
the utility model provides a fuel cell passenger car hydrogen supply system, as shown in fig. 1-2, including system bracket 601, system bracket 601's outer wall fixed mounting has hydrogen storage module 100, filling module 200, pressure release module 300 and hydrogen supply module 400, hydrogen storage module 100 includes two at least hydrogen supply gas cylinders 101 and bottle valve 102, filling module 200 includes check valve 201, hydrogenation mouth 202 and five-way 203, pressure release module 300 relief valve 302, manual needle valve 304 and unloading valve 305, hydrogen supply module 400 includes manual ball valve 401, two 402 of relief pressure valves, proportional control valve 403 and pile 404.
In order to solve the problem of hydrogen storage; as shown in fig. 1, the hydrogen supply bottle 101 is fixed on the top outer wall of the system bracket 601 by bolts, the bottle valve 102 is fixedly installed at the bottle mouth of the hydrogen supply bottle 101, the other end of the bottle valve 102 is connected to the five-way 203 by a pipeline, and the bottle valve 102 is integrated with a temperature sensor, a bolt melting valve, a manual stop valve and an electromagnetic valve.
The safety problem of the inside of the hydrogen supply bottle 101 is solved in order to solve the pressure change caused by the deformation of the outside temperature and the hydrogen supply bottle 101; as shown in fig. 1, a first pressure relief valve 103 is also fixedly connected to the pipeline connecting the cylinder valve 102 and the five-way 203.
In order to solve the problem of endurance mileage; as shown in fig. 1 and 2, the minimum value of the bearable load limit inside the hydrogen supply cylinder 101 is 70 Mpa.
In order to solve the problem of filling; as shown in fig. 1 and 2, two ends of the check valve 201 are respectively connected to a hydrogenation port 202 and a five-way 203 through a pipeline, and the other port of the five-way 203 is connected to a high-pressure sensor 204.
In order to solve the fixing problem, as shown in fig. 2, a hydrogenation panel 205 is fixed to one side of the hydrogenation port 202 by bolts, and the hydrogenation panel 205 is fixed to the vehicle body by bolts.
In order to solve the problem of hydrogen supply, as shown in fig. 1 and 2, the manual ball valve 401, the second pressure reducing valve 402, the proportional regulating valve 403 and the electric pile 404 are sequentially connected through a pipeline, and the electric pile 404 is located on the vehicle body.
In order to solve the problem of safe pressure relief, the first pressure reducing valve 302, the unloading valve 305 and the manual needle valve 304 are sequentially connected through a pipeline, the first pressure reducing valve 302 is fixedly connected with a medium-pressure sensor 301, one side of the unloading valve 305 is connected with the manual needle valve 304 through a pipeline, and the other side of the manual needle valve 304 is connected with a second pressure relief valve 303 through a pipeline.
In the embodiment, when in use, during filling, a hydrogen filling gun is connected externally through the hydrogen adding port 202, hydrogen enters the hydrogen supply cylinder 101 along the one-way valve 201, the five-way valve 203 and the cylinder valve 102 for storage, and during filling, the high-pressure sensor 204 and the temperature sensor integrated on the cylinder valve 102 can detect the pressure and the temperature of the hydrogen in the hydrogen supply cylinder 101 in real time, after filling is finished, during a hydrogen supply state, the hydrogen in the hydrogen supply cylinder 101 sequentially passes through the cylinder valve 102, the five-way valve 203, the first pressure reducing valve 302, the manual ball valve 401, the second pressure reducing valve 402 and the proportional regulating valve 403 to enter the pile 404 for power generation, and during hydrogen supply, the whole 03 can monitor the pressure of the hydrogen in a hydrogen supply pipeline, if the pressure is too high, redundant hydrogen can flow along the unloading valve 305 and is discharged after being protected by 0306 All integrate through system support 601 for hydrogen module 400, make entire system's integrated level high on the one hand, improve security and assembly efficiency, on the other hand, also can realize the modularization installation, the efficiency of assembly is further improved, and this device is through having increased manual needle valve 304 and manual ball valve 401 in entire system, the opening and closing of accessible manual needle valve 304 and manual ball valve 401 control hydrogen supply way and pressure monitoring pressure release way, the maintenance in later stage has been made things convenient for greatly, and, this device is through setting up pressure release relief valve 103 and whole pressure release module 300, it can carry out real time monitoring to the hydrogen pressure of pipeline under notes and the hydrogen supply state, when surpassing the pressure threshold value because of unusual, also can in time discharge hydrogen, stability and the security that electric pile 404 used have been improved.
Example 2:
a fuel cell passenger vehicle hydrogen supply system is shown in figures 1 and 2, and aims to solve the problem of leakage monitoring; the present embodiment is modified from embodiment 1 as follows: the system comprises a system support 601, a hydrogen concentration sensor 502 is welded on the outer wall of one side of the system support 601, and a sensor support 501 is fixed on the outer wall of the hydrogen concentration sensor 502 through bolts.
This embodiment is when using, through being provided with sensor support 501, it is fixed with system support 601 through hydrogen concentration sensor 502, can carry out real time monitoring to the hydrogen concentration of system installation department, can effectually prevent because of the potential safety hazard that hydrogen reveals the initiation.
The working principle is as follows: during filling, a hydrogen filling gun is connected to the outside of the hydrogenation port 202, hydrogen enters the hydrogen supply bottle 101 along the one-way valve 201, the five-way valve 203 and the bottle valve 102 to be stored, and during filling, the high-pressure sensor 204 and the temperature sensor integrated on the bottle valve 102 can detect the pressure and the temperature of the hydrogen in the hydrogen supply bottle 101 in real time, after filling is finished, the hydrogen in the hydrogen supply bottle 101 sequentially passes through the bottle valve 102, the five-way valve 203, the first pressure reducing valve 302, the manual ball valve 401, the second pressure reducing valve 402 and the proportional control valve 403 to enter the electric pile 404 to generate electricity in a hydrogen supply state, and during the hydrogen supply, the whole pressure relief module 300 can monitor the pressure of the hydrogen in a hydrogen supply pipeline, and if the pressure is too high, redundant hydrogen can be unloaded along the valve 305 and is discharged after being protected by 0306.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (9)
1. The utility model provides a fuel cell passenger car hydrogen supply system, includes system bracket (601), its characterized in that, the outer wall fixed mounting of system bracket (601) has hydrogen storage module (100), filling module (200), pressure release module (300) and supplies hydrogen module (400), hydrogen storage module (100) includes two at least hydrogen supply gas cylinders (101) and bottle valve (102), filling module (200) includes check valve (201), hydrogenation mouth (202) and five-way (203), pressure release module (300) relief pressure valve (302), manual needle valve (304) and off-load valve (305), supply hydrogen module (400) to include manual ball valve (401), relief pressure valve two (402), proportion regulating valve (403) and pile (404).
2. The hydrogen supply system of the fuel cell passenger car according to claim 1, wherein the hydrogen supply bottle (101) is fixed on the top outer wall of the system support (601) through bolts, the bottle valve (102) is fixedly installed at the bottle mouth of the hydrogen supply bottle (101), the other end of the bottle valve (102) is connected to the five-way valve (203) through a pipeline, and the bottle valve (102) is integrated with a temperature sensor, a fusible plug valve, a manual stop valve and an electromagnetic valve.
3. The hydrogen supply system of the fuel cell passenger car as claimed in claim 2, wherein a first pressure relief safety valve (103) is fixedly connected to a pipeline connecting the cylinder valve (102) and the five-way valve (203).
4. A fuel cell passenger vehicle hydrogen supply system according to claim 1, wherein the minimum value of the bearable load limit inside the hydrogen supply cylinder (101) is 70 Mpa.
5. The hydrogen supply system of the fuel cell passenger car according to claim 1, wherein two ends of the check valve (201) are respectively connected to the hydrogen adding port (202) and the five-way valve (203) through pipelines, and the other interface of the five-way valve (203) is connected with a high-pressure sensor (204).
6. The hydrogen supply system of the fuel cell passenger car according to claim 1, wherein a hydrogenation panel (205) is fixed on one side of the hydrogenation port (202) through a bolt, and the hydrogenation panel (205) is fixed on a car body through a bolt.
7. The hydrogen supply system of the fuel cell passenger car according to claim 1, wherein the manual ball valve (401), the second pressure reducing valve (402), the proportional regulating valve (403) and the electric pile (404) are sequentially connected through a pipeline, and the electric pile (404) is positioned on a car body.
8. The hydrogen supply system of the fuel cell passenger car according to claim 1, wherein the first pressure reducing valve (302), the unloading valve (305) and the manual needle valve (304) are sequentially connected through a pipeline, the first pressure reducing valve (302) is fixedly connected with a medium pressure sensor (301), one side of the unloading valve (305) is connected with the manual needle valve (304) through a pipeline, and the other side of the manual needle valve (304) is connected with a second pressure relief safety valve (303) through a pipeline.
9. The hydrogen supply system of the fuel cell passenger car according to claim 1, wherein a hydrogen concentration sensor (502) is welded to the outer wall of one side of the system support (601), and a sensor support (501) is fixed to the outer wall of the hydrogen concentration sensor (502) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121440264.0U CN216311841U (en) | 2021-06-28 | 2021-06-28 | Hydrogen supply system of fuel cell passenger vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121440264.0U CN216311841U (en) | 2021-06-28 | 2021-06-28 | Hydrogen supply system of fuel cell passenger vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN216311841U true CN216311841U (en) | 2022-04-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121440264.0U Active CN216311841U (en) | 2021-06-28 | 2021-06-28 | Hydrogen supply system of fuel cell passenger vehicle |
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| CN (1) | CN216311841U (en) |
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2021
- 2021-06-28 CN CN202121440264.0U patent/CN216311841U/en active Active
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