CN212062589U - Integrated hydrogen supply control panel system for fuel cell - Google Patents
Integrated hydrogen supply control panel system for fuel cell Download PDFInfo
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- CN212062589U CN212062589U CN202020804012.0U CN202020804012U CN212062589U CN 212062589 U CN212062589 U CN 212062589U CN 202020804012 U CN202020804012 U CN 202020804012U CN 212062589 U CN212062589 U CN 212062589U
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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 provides an integrated hydrogen supply control panel system for fuel cells, which comprises a panel, wherein a hydrogen adding port, a pressure gauge, a stop valve and a high-low pressure emptying valve are fixed on the panel, a pressure regulating valve is fixed on the back surface of the panel, the air inlet end of the pressure regulating valve is connected with a filter, and the filter is connected with the stop valve; the air outlet end of the pressure regulating valve is provided with a pipeline connected with a normally closed electromagnetic valve; the hydrogenation port is connected with the pressure gauge through a three-way joint, and the three-way joint is communicated with a four-way joint between the filter and the stop valve; one port of the high-low pressure emptying valve is connected to a four-way joint between the filter and the stop valve, and the other port of the high-low pressure emptying valve is connected to a pipeline between the pressure regulating valve and the electromagnetic valve. The utility model has the advantages of highly integrated, the tube coupling is simple, the reliability is high, be convenient for arrange the maintenance, with low costs, be suitable for multiple different motorcycle types, satisfy fuel cell engine demand, provide safety measure such as overvoltage protection, pressure detection, high-low pressure are released for whole car hydrogen supply system, promote the security performance.
Description
Technical Field
The utility model belongs to new forms of energy fuel cell hydrogen supply system field, concretely relates to integrated form fuel cell hydrogen supply control panel system.
Background
The vehicle-mounted hydrogen supply system is an important component of a fuel cell vehicle, and the system is an energy storage system for providing hydrogen fuel with stable pressure for the fuel cell system, and is equivalent to a fuel tank in a traditional vehicle. At present, the simplest and most common vehicle-mounted hydrogen supply systems adopt a method of storing compressed hydrogen, namely, the compressed hydrogen is stored in a hydrogen storage bottle, the compressed hydrogen is sent to a fuel cell engine after being subjected to multistage pressure reduction, and chemical reaction is carried out in the fuel cell engine to release electric energy so as to drive an automobile to run. At present, a commercial vehicle adopts a 35MPa hydrogen storage system, and a passenger vehicle adopts a 70MPa hydrogen storage system.
High pressure hydrogen storage has the characteristic of being susceptible to leakage due to low hydrogen density and high diffusion coefficient, and the higher the pressure, the greater the likelihood of leakage. And once the leakage amount of the hydrogen gas exceeds a specified index, potential safety hazards may occur. Therefore, the method using high-pressure hydrogen gas storage has been more demanding on the sealing performance of the on-vehicle hydrogen supply system for a fuel cell vehicle. Since the on-board hydrogen supply system needs to be recharged and continuously supplied with hydrogen, the fatigue life and strength of the high-pressure hydrogen storage cylinder, the valve member and the hydrogen pipeline are high, and the higher the use pressure is, the higher the possibility of system failure is. And because online diagnosis and maintenance are difficult, the system is difficult to remove in time after a fault occurs. Therefore, the use of the high-pressure hydrogen gas storage system has made higher demands on the reliability of the on-vehicle hydrogen supply system for a fuel cell vehicle.
The inventor discovers that:
in the scheme of the vehicle-mounted hydrogen fuel hydrogen supply system on the market at present, various valve distributed structures are adopted and are installed on site, the structural installation requirement is high, pipelines are complicated, the installation precision is difficult to guarantee, hydrogen is taken as the energy of the vehicle-mounted hydrogen fuel system, the hydrogen has the dangerous characteristics of flammability and explosiveness, and when a vehicle runs, the joints of the pipelines of the valves are easy to loosen due to installation errors and long-time vibration, so that the hydrogen leakage risk is increased. Meanwhile, the distributed installation is not beneficial to the installation and maintenance in the later period.
Disclosure of Invention
The utility model aims at providing an integrated form fuel cell hydrogen supply control panel system, it is complicated to solve on-vehicle hydrogen supply control system structure on the current market, and the field installation, occupation space is big, and the performance is unreliable, and problem such as with high costs improves the security of hydrogen fuel cell car in the use.
In order to solve the technical problem, the technical scheme of the utility model as follows: an integrated form fuel cell hydrogen supply control panel system, includes the panel, its characterized in that:
the panel is correspondingly fixed with a hydrogenation port, a pressure gauge, a stop valve and a high-low pressure emptying valve through a mounting hole which is preset on the panel, and a display surface of the pressure gauge, the stop valve and a knob of the high-low pressure emptying valve are arranged on the front surface of the panel;
the back of the panel is fixedly provided with a pressure regulating valve through a bracket, the air inlet end of the pressure regulating valve is connected with a filter through a pipeline, the filter is connected with a stop valve through a pipeline, and the stop valve is provided with a pipeline connected with a vehicle-mounted high-pressure hydrogen storage tank; the air outlet end of the pressure regulating valve is provided with a pipeline connected with a normally closed electromagnetic valve, and the electromagnetic valve is connected with a hydrogen fuel reactor through the pipeline; the pressure regulating valve is also connected with a safety relief valve and a pressure sensor;
the pipeline between the inner end of the hydrogenation port and the pressure gauge is connected through a three-way joint, and the other port of the three-way joint is connected to the pipeline between the filter and the stop valve through a pipeline;
have high pressure connection port, low pressure connection port and safe gas vent on the high-low pressure blowoff valve, wherein: the high-pressure connecting port is connected to a pipeline between the filter and the stop valve through a pipeline II, and the low-pressure connecting port is connected to a pipeline between the pressure regulating valve and the electromagnetic valve through a pipeline I.
Preferably, a four-way joint is arranged on a pipeline between the filter and the stop valve and is used for being in butt joint with the first pipeline and the second pipeline.
Preferably, the pipeline is made of steel pipes and fixedly connected through a ferrule type pipe joint.
Preferably, the electromagnetic valve can be replaced by a low-pressure ball valve to meet the requirements of different customers.
Preferably, the front surface of the panel is attached with a use instruction, a knob gear mark and a company mark.
Has the advantages that:
the utility model provides an integrated form fuel cell hydrogen supply control panel system can satisfy fuel cell system safety use demand, and this system is applicable to fuel cell commercial car, uses the hydrogen supply system of the hydrogen fuel cell car of this system, through the integrated scheme of modular design control panel, great reduction the length of installation pipeline between the valve, replaces traditional through-connection with three way connection, four way connection, simplifies the system connection complexity, reduces the arrangement space, is convenient for maintain and overhaul to reduce cost, improve fail safe nature; meanwhile, the integrated hydrogen supply control panel system components of the fuel cell can be installed in factories, the pipeline connection among field parts is greatly reduced, and the production consistency and the air tightness are ensured.
The safety relief valve is arranged to set a safety relief pressure according to the exhaust pressure set by the pressure regulating valve, and when the exhaust pressure of the pressure regulating valve is higher than the set pressure of the safety valve, the safety valve is opened to perform evacuation treatment on the hydrogen in the pipeline; the pressure sensor is arranged, so that pressure data transmitted to the hydrogen fuel reactor in real time can be transmitted to the controller and the vehicle instrument according to the exhaust pressure of the pressure regulating valve, and observation and control are facilitated;
the normally closed electromagnetic valve is arranged to be opened and closed according to the instruction of the whole vehicle controller;
the adoption of the ferrule type pipe joint has the advantages of simple structure, reliable sealing performance, convenient use, excellent manufacture and light and beautiful appearance; no gasket and welding are needed, the material is saved, and the repeated assembly and disassembly performance is good; the pipe joints are not required to be welded, so that the influence of impurities in the pipeline on the performance of the system is reduced;
the electromagnetic valve is replaced by a low-pressure ball valve, so that the requirements of different customers can be met;
the panel is attached with a use instruction, a knob gear mark and a company mark, so that the operation and the use of a user are facilitated;
the utility model has the advantages of simple structure, modular design, small volume, high reliability, convenient maintenance and overhaul and low cost; the adaptability is strong, and the device is suitable for commercial vehicles of various models and different purposes.
Drawings
Fig. 1 is a schematic view of the structure of the present invention.
Fig. 2 is a schematic view of the rear view structure of the present invention.
Shown in the figure: 1. a hydrogenation port; 2. a pressure gauge; 3. a stop valve; 4. a high and low pressure blow-off valve; 5. a filter; 6. a pressure regulating valve; 7. a safety relief valve; 8. a pressure sensor; 9. an electromagnetic valve; 10. a third pipeline; 11. a three-way joint; 12. a four-way joint; 13. a panel; 14. a first pipeline; 15. a second pipeline; 16. a support;
A. a vehicle-mounted high-pressure hydrogen storage tank; B. a hydrogen fuel reactor; C. a safe air outlet.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings, but the embodiment should not be construed as limiting the present invention.
The utility model discloses as shown in fig. 1 and fig. 2:
an integrated hydrogen supply control panel system for a fuel cell comprises a panel 13, wherein a hydrogenation port 1, a pressure gauge 2, a stop valve 3 and a high-low pressure emptying valve 4 are correspondingly fixed on the panel in a bolt pressing mode through mounting holes which are preset on the panel, and a display surface of the pressure gauge, the stop valve and a knob of the high-low pressure emptying valve are arranged on the front surface of the panel;
a pressure regulating valve 6 is fixed on the upper part of the back of the panel through a bracket 16, the air inlet end of the pressure regulating valve is connected with a filter 5 through a pipeline, the filter 5 is connected with a stop valve 3 through a pipeline, a four-way joint 12 is arranged on the pipeline, and a pipeline connected with a vehicle-mounted high-pressure hydrogen storage tank A is arranged on the stop valve; the air outlet end of the pressure regulating valve 6 is connected with a normally closed electromagnetic valve 9 through a pipeline, and the electromagnetic valve is connected with a hydrogen fuel reactor B through a pipeline; the pressure regulating valve is also connected with a safety relief valve 7 and a pressure sensor 8;
a pipeline between the inner end of the hydrogenation port 1 and the pressure gauge is connected through a three-way joint 11, and the other port of the three-way joint is connected to a four-way joint 12 between the filter 5 and the stop valve 3 through a pipeline I14;
the high-low pressure emptying valve 4 is provided with a high-pressure connecting port, a low-pressure connecting port and a safety exhaust port C, wherein: the high-pressure connection port is connected to a four-way joint between the filter 5 and the stop valve 3 through a second pipeline 15, and the low-pressure connection port is connected to a pipeline between the pressure regulating valve 6 and the electromagnetic valve 9 through a third pipeline 10.
The pipelines are made of steel pipes and are fixedly connected through ferrule type pipe joints.
The electromagnetic valve can be replaced by a low-pressure ball valve, and the requirements of different customers are met.
The front of the panel can be attached with a use instruction, a knob gear mark and a company mark, so that the user can conveniently recognize the front.
The utility model discloses a theory of operation:
when hydrogen is required to be supplemented from the outside, high-pressure hydrogen firstly enters the vehicle-mounted high-pressure hydrogen storage tank A from the hydrogenation port 1 through the three-way joint 11, the four-way joint 12 and the stop valve 3, and the pressure on the pipeline is monitored through the pressure gauge 2.
When the hydrogen reactor is normally used, hydrogen in the high-pressure hydrogen storage tank A enters the hydrogen fuel reactor B along the stop valve 3, the four-way joint 12, the filter 5, the pressure regulating valve 6 and the electromagnetic valve 9 on the pipeline.
When needs maintain the pipeline, the knob initial position of high low pressure blowoff valve 4 is established at D3 gear position, is normally closed state, need tear down the limit bolt of 4 knob both sides of high low pressure blowoff valve in the maintenance:
firstly, the knob of the high-low pressure exhaust valve 4 is screwed to the D2 gear: high-pressure hydrogen from the high-pressure hydrogen storage tank A to the section of the air inlet of the pressure regulating valve 6 enters a high-pressure connecting port of the high-pressure and low-pressure emptying valve 4 along the four-way joint 12 and the pipeline II 15 and is discharged from the safety emptying port C;
then the knob of the high-low pressure exhaust valve 4 is screwed to the D1 gear: and the low-pressure hydrogen from the gas outlet end of the pressure regulating valve 6 to the gas inlet of the hydrogen fuel reactor B enters the low-pressure connecting port of the high-low pressure emptying valve 4 along the pipeline III 10 and is discharged from the safe emptying port C.
Those skilled in the art will appreciate that the details of the present invention are not described in detail herein.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (4)
1. An integrated fuel cell hydrogen supply control panel system comprising a panel (13), characterized in that:
the panel is correspondingly fixed with a hydrogenation port (1), a pressure gauge (2), a stop valve (3) and a high-low pressure emptying valve (4) through a mounting hole preset on the panel, and a display surface of the pressure gauge, the stop valve and a knob of the high-low pressure emptying valve are arranged on the front surface of the panel;
the back of the panel is fixedly provided with a pressure regulating valve (6) through a bracket, the air inlet end of the pressure regulating valve is connected with a filter (5) through a pipeline, the filter is connected with a stop valve (3) through a pipeline, and the stop valve is provided with a pipeline connected with a vehicle-mounted high-pressure hydrogen storage tank; the air outlet end of the pressure regulating valve is provided with a pipeline connected with a normally closed electromagnetic valve (9), and the electromagnetic valve is connected with a hydrogen fuel reactor through the pipeline; the pressure regulating valve is also connected with a safety relief valve (7) and a pressure sensor (8); the electromagnetic valve can be replaced by a low-pressure ball valve according to the requirements of customers;
a pipeline between the inner end of the hydrogenation port (1) and the pressure gauge is connected through a tee joint (11), and the other port of the tee joint is connected to a pipeline between the filter (5) and the stop valve (3) through a pipeline I (14);
the high-low pressure emptying valve (4) is provided with a high-pressure connecting port, a low-pressure connecting port and a safety exhaust port, wherein: the high-pressure connecting port is connected to a pipeline between the filter (5) and the stop valve (3) through a second pipeline (15), and the low-pressure connecting port is connected to a pipeline between the pressure regulating valve (6) and the electromagnetic valve (9) through a pipeline.
2. An integrated fuel cell hydrogen supply control panel system according to claim 1, wherein: and a four-way joint (12) is arranged on the pipeline between the filter (5) and the stop valve (3) and is used for being in butt joint with the first pipeline and the second pipeline.
3. An integrated fuel cell hydrogen supply control panel system according to claim 1 or 2, wherein: the pipelines are made of steel pipes and are fixedly connected through ferrule type pipe joints.
4. An integrated fuel cell hydrogen supply control panel system according to claim 3, wherein: the electromagnetic valve (9) is replaced by a low-pressure ball valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020804012.0U CN212062589U (en) | 2020-05-15 | 2020-05-15 | Integrated hydrogen supply control panel system for fuel cell |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020804012.0U CN212062589U (en) | 2020-05-15 | 2020-05-15 | Integrated hydrogen supply control panel system for fuel cell |
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| CN212062589U true CN212062589U (en) | 2020-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020804012.0U Active CN212062589U (en) | 2020-05-15 | 2020-05-15 | Integrated hydrogen supply control panel system for fuel cell |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113561765A (en) * | 2021-08-03 | 2021-10-29 | 东风华神汽车有限公司 | Integrated CNG supply system for commercial vehicle |
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2020
- 2020-05-15 CN CN202020804012.0U patent/CN212062589U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113561765A (en) * | 2021-08-03 | 2021-10-29 | 东风华神汽车有限公司 | Integrated CNG supply system for commercial vehicle |
| CN113561765B (en) * | 2021-08-03 | 2023-01-31 | 东风华神汽车有限公司 | Integrated CNG supply system for commercial vehicle |
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Effective date of registration: 20210705 Address after: 442000 1-3, 2-3, 3-3, building 1, No. 40, Renmin South Road, Maojian District, Shiyan City, Hubei Province Patentee after: Shiyan Dongjun Automobile Technology Co.,Ltd. Address before: 442000 no.40-4, Renmin South Road, Maojian District, Shiyan City, Hubei Province Patentee before: SHIYAN DONGJUN AUTOMOBILE SYSTEM TECHNOLOGY Co.,Ltd. |