CN202484592U - Hydrogen-supplying system for fuel cell - Google Patents
Hydrogen-supplying system for fuel cell Download PDFInfo
- Publication number
- CN202484592U CN202484592U CN2012200422368U CN201220042236U CN202484592U CN 202484592 U CN202484592 U CN 202484592U CN 2012200422368 U CN2012200422368 U CN 2012200422368U CN 201220042236 U CN201220042236 U CN 201220042236U CN 202484592 U CN202484592 U CN 202484592U
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- China
- Prior art keywords
- hydrogen
- fuel cell
- valve
- pressure
- feeding system
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- 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.)
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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 relates to a hydrogen-supplying system for a fuel cell. The system comprises at least two groups of hydrogen-supplying assemblies, wherein each group of hydrogen-supplying assemblies consists of a gas bottle group, a pressure gauge, a high-pressure reducing valve, a medium-pressure decompression valve, an electromagnetic valve a and a one-way valve which are successively connected; each one-way valve is connected to the medium-pressure reducer which is connected to at least one group of hydrogen assemblies for the fuel cell; and each hydrogen assembly for the fuel cell comprises a fuel cell, a stop valve, an electromagnetic valve b and an electromagnetic valve c, wherein the stop valve and the electromagnetic valve b are arranged at the hydrogen inlet of the fuel cell, and the electromagnetic valve c is arranged at the hydrogen outlet of the fuel cell. Compared with the prior art, the hydrogen-supplying system for the fuel cell has the advantages that air bottles can be conveniently replaced on line, and long-time continuous supply of hydrogen is ensured, etc.
Description
Technical field
The utility model relates to a kind of hydrogen-feeding system, especially relates to a kind of fuel cell and uses hydrogen-feeding system.
Background technique
Proton Exchange Membrane Fuel Cells is with a kind of specific fuel---hydrogen, produces a kind of device of electric current through a kind of PEM and catalytic layer, and this battery is as long as external world's supply of hydrogen continuously just can provide lasting electric energy.Its working principle does, hydrogen becomes hydrogen proton and electronics in the anode-side that is coated with catalyzer with the hydrogen catalytic decomposition, and these protons arrive negative electrode through PEM.The electronics that in the decomposition process of hydrogen, discharges is drawn out to negative electrode through load, has so just produced electric energy.Electronics, hydrogen proton and the airborne oxygen generation water that on the catalyzer of cathode side, reacts.The hydrogen and the airborne oxygen that is to say fuel battery inside carry out chemical reaction, generate water, have produced electric current simultaneously, also are appreciated that the reverse reaction for being brine electrolysis.
The reaction equation of fuel cell is:
Anode: 2H
2→ 4H
++ 4e
-
Negative electrode: O
2+ 4H
++ 4e
-→ 2H
2O
Whole: 2H
2+ O
2→ 2H
2The O+ energy
Fuel cell needs the outside that hydrogen is provided in use; When needs carry out supply to hydrogen, change hydrogen storage vessel during conventional method, because hydrogen storage vessel is heavy; Brought inconvenience for the hydrogen supply, therefore how for a long time supply of hydrogen is the problem that needs solve.
Summary of the invention
But the purpose of the utility model is exactly to provide a kind of fuel cell of long-time continuous supply of hydrogen to use hydrogen-feeding system for the defective that overcomes above-mentioned existing technology existence.
The purpose of the utility model can realize through following technological scheme: a kind of fuel cell is used hydrogen-feeding system; Comprise at least two group hydrogen supply assemblies; Each is organized the hydrogen supply assembly and is made up of the gas cylinder group, pressure gauge, high-pressure pressure-reducing valve, middle pressure Decompression valves, solenoid valve a, the one-way valve that connect successively; Each one-way valve is pressed reduction valve in all connecting, and middle pressure reduction valve connects at least one group of fuel cell and uses the hydrogen assembly, and described fuel cell comprises fuel cell with the hydrogen assembly; And the stop valve and the solenoid valve b that are arranged on the fuel cell hydrogen ingress, be arranged on the solenoid valve c in fuel cell hydrogen outlet port.Described hydrogen supply assembly has two groups at least; Each is organized between gas cylinder group and the middle pressure reduction valve and is equipped with high-pressure pressure-reducing valve, solenoid valve a and one-way valve; Press reduction valve successively through being connected the hydrogen inlet of fuel cell behind stop valve and the solenoid valve b in described, the hydrogen outlet of fuel cell is provided with emptying and uses solenoid valve c.
Each gas cylinder group is by forming more than or equal to 1 gas cylinder.
Describedly be equipped with pressure gauge after respectively organizing the gas cylinder group.
Press Decompression valves in being provided with between described high-pressure pressure-reducing valve and the solenoid valve a.
Press the reduction valve front to be provided with middle pressure pressure sensor in described, the back is provided with low pressure relief valve and low-pressure sensor.
Described fuel cell can be provided with many groups, and each organizes stop valve and the solenoid valve b that is equipped with its hydrogen supply amount of control before the fuel cell.
Compared with prior art, the utility model is through being provided with at least two group hydrogen supply assemblies, and the convenient online replacing of carrying out gas cylinder makes that hydrogen-feeding system can be for a long time to combustion gas battery supplied hydrogen.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Among the figure: 1 is the gas cylinder group, and 2 is high-pressure pressure-reducing valve, and 3 is middle pressure Decompression valves, and 4 is solenoid valve a; 5 is one-way valve, and 6 is middle pressure pressure sensor, and 7 is middle pressure reduction valve, and 8 is the low pressure relief valve; 9 is low-pressure sensor, and 10 is stop valve, and 11 is solenoid valve b; 12 is fuel cell, and 13 is solenoid valve c, and 14 is pressure gauge.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is elaborated.
Embodiment
As shown in Figure 1; A kind of fuel cell is used hydrogen-feeding system, comprises gas cylinder group 1, high-pressure pressure-reducing valve 2, middle pressure reduction valve 7, solenoid valve a4, solenoid valve b11, stop valve 10, one-way valve 5, and described gas cylinder group 1 is provided with two groups; Per three gas cylinders are formed a gas cylinder group, press reduction valve 7 in all connecting; Be provided with pressure gauge 14 after each gas cylinder group 1, be used for the pressure that residual gas in the gas cylinder is read at the scene; Each organizes the one-way valve 5 that is equipped with high-pressure pressure-reducing valve 2, solenoid valve a4 between gas cylinder group 1 and the middle pressure reduction valve 7 and is used to prevent gas backstreaming, presses Decompression valves 3 in wherein being provided with between high-pressure pressure-reducing valve 2 and the solenoid valve a4; Middle reduction valve 7 fronts of pressing are provided with middle pressure pressure sensor 6; Through being connected the hydrogen inlet of fuel cell 12 behind low pressure relief valve 8, low-pressure sensor 9, stop valve 10 and the solenoid valve b11, the hydrogen outlet of fuel cell 12 is provided with emptying and uses solenoid valve c13 successively in the back.
Described fuel cell 12 can be provided with many groups; Each is equipped with the stop valve 10 and solenoid valve b11 of controlling its hydrogen supply before organizing fuel cell 12; When fuel cell system in when work; Wherein a cover fuel cell needs to change, the stop valve 10 on then can this pipeline of manual-lock, refuelling battery then.This operation does not influence other fuel cell system work.
Fuel cell is specially with the hydrogen-feeding system operating method: air pressure is to export after the hydrogen of 13.5Mpa is reduced to 0.6Mpa through high-pressure pressure-reducing valve 2 in the gas cylinder; Whether the delivery pressure that middle pressure pressure sensor 6 detects high-pressure pressure-reducing valves 2 is normal; If high-pressure pressure-reducing valve 2 breaks down; Outlet pressure is higher than 0.8Mpa, and then middle pressure Decompression valves 3 can discharge hydrogen, keeps the pressure in the pipeline to be not more than 0.8Mpa; 0.6Mpa gas through middle pressure reduction valve 7 after, whether delivery pressure is 0.06Mpa, press the delivery pressure of reduction valve 7 normal during low-pressure sensor 9 detects; In the middle of press reduction valve 7 to break down, outlet pressure is during greater than 0.08Mpa, low pressure relief valve 8 can discharge hydrogen; Guarantee that the pressure in the pipeline is not more than 0.08Mpa; When the numerical value of low-pressure sensor 9 detections was higher than 0.1Mpa, system can cut off solenoid valve b11, prevents that the fuel battery inside gas pressure is too high.
When starting the utility model hydrogen-feeding system, open one group of solenoid valve a4 and solenoid valve b11 in the supply air line earlier, make gas get into fuel cell 12.In the middle of pressure pressure sensor 6 when detecting gas pressure and being lower than 0.4Mpa, the solenoid valve that can open in other one group of gas piping cuts out the solenoid valve in last group of gas piping then, simultaneously can be in monitoring software prompting changing hydrogen.Owing to be the two-way air feed, so can the online replacing of carrying out gas cylinder.
Hydrogen Vapor Pressure during operation of fuel cells is at 0.06Mpa.The hydrogen that consumes during generating can add to fuel battery inside automatically through pressure balance, does not need flowmeter to control.
According to the needs that reality is used, the hydrogen supply assembly can be provided with many groups, and as three groups, four groups etc., fuel cell also can be provided with organize with the hydrogen assembly more, as three groups, four groups etc.
Claims (7)
1. a fuel cell is used hydrogen-feeding system; It is characterized in that; Comprise at least two group hydrogen supply assemblies, each is organized the hydrogen supply assembly and is made up of the gas cylinder group, pressure gauge, high-pressure pressure-reducing valve, middle pressure Decompression valves, solenoid valve a, the one-way valve that connect successively, and each one-way valve is pressed reduction valve in all connecting; Middle pressure reduction valve connects at least one group of fuel cell and uses the hydrogen assembly; Described fuel cell comprises fuel cell with the hydrogen assembly, and the stop valve and the solenoid valve b that are arranged on the fuel cell hydrogen ingress, is arranged on the solenoid valve c in fuel cell hydrogen outlet port.
2. a kind of fuel cell according to claim 1 is used hydrogen-feeding system, it is characterized in that, comprises two groups of hydrogen supply assemblies at least.
3. a kind of fuel cell according to claim 1 is used hydrogen-feeding system, it is characterized in that, each gas cylinder group is by forming more than or equal to 1 gas cylinder.
4. a kind of fuel cell according to claim 1 is used hydrogen-feeding system, it is characterized in that, describedly is equipped with pressure gauge after respectively organizing the gas cylinder group.
5. a kind of fuel cell according to claim 1 is used hydrogen-feeding system, it is characterized in that, presses Decompression valves in being provided with between described high-pressure pressure-reducing valve and the solenoid valve a.
6. a kind of fuel cell according to claim 1 is used hydrogen-feeding system, it is characterized in that, the described middle reduction valve front of pressing is provided with middle pressure pressure sensor, and the back is provided with low pressure relief valve and low-pressure sensor.
7. a kind of fuel cell according to claim 1 is used hydrogen-feeding system, it is characterized in that, described fuel cell can be provided with many groups, and each is equipped with stop valve and the solenoid valve b that controls its hydrogen supply before organizing fuel cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200422368U CN202484592U (en) | 2012-02-09 | 2012-02-09 | Hydrogen-supplying system for fuel cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200422368U CN202484592U (en) | 2012-02-09 | 2012-02-09 | Hydrogen-supplying system for fuel cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202484592U true CN202484592U (en) | 2012-10-10 |
Family
ID=46959013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200422368U Expired - Lifetime CN202484592U (en) | 2012-02-09 | 2012-02-09 | Hydrogen-supplying system for fuel cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202484592U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106784927A (en) * | 2016-11-28 | 2017-05-31 | 德阳九鼎智远知识产权运营有限公司 | A kind of hydrogen fuel cell |
| CN108488629A (en) * | 2018-03-27 | 2018-09-04 | 广州合众生物科技有限公司 | A kind of gas pressure reduction system and method with warning function |
| CN108916653A (en) * | 2018-07-10 | 2018-11-30 | 北京交通大学 | A kind of hydrogen is for giving regulator control system |
| CN110609217A (en) * | 2018-06-14 | 2019-12-24 | 平高集团有限公司 | Mixed gas low-temperature breakdown voltage detection system and method |
| CN110925600A (en) * | 2019-11-27 | 2020-03-27 | 国网山东省电力公司临沂供电公司 | Automatic switching system and method for transformer oil chromatography gas cylinders |
| CN111810836A (en) * | 2020-06-06 | 2020-10-23 | 北京华商三优新能源科技有限公司 | Online hydrogenation system of hydrogen energy power generation device |
| CN112032556A (en) * | 2020-08-14 | 2020-12-04 | 中国神华能源股份有限公司国华电力分公司 | Automatic hydrogen supplementing system |
| CN112526043A (en) * | 2020-11-25 | 2021-03-19 | 广东电网有限责任公司 | Transformer oil chromatography on-line monitoring carrier gas warning device and application method |
| CN114420974A (en) * | 2021-12-14 | 2022-04-29 | 东风汽车集团股份有限公司 | External hydrogen supply system for fuel cell vehicle |
-
2012
- 2012-02-09 CN CN2012200422368U patent/CN202484592U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106784927A (en) * | 2016-11-28 | 2017-05-31 | 德阳九鼎智远知识产权运营有限公司 | A kind of hydrogen fuel cell |
| CN108488629A (en) * | 2018-03-27 | 2018-09-04 | 广州合众生物科技有限公司 | A kind of gas pressure reduction system and method with warning function |
| CN110609217A (en) * | 2018-06-14 | 2019-12-24 | 平高集团有限公司 | Mixed gas low-temperature breakdown voltage detection system and method |
| CN108916653A (en) * | 2018-07-10 | 2018-11-30 | 北京交通大学 | A kind of hydrogen is for giving regulator control system |
| CN110925600A (en) * | 2019-11-27 | 2020-03-27 | 国网山东省电力公司临沂供电公司 | Automatic switching system and method for transformer oil chromatography gas cylinders |
| CN111810836A (en) * | 2020-06-06 | 2020-10-23 | 北京华商三优新能源科技有限公司 | Online hydrogenation system of hydrogen energy power generation device |
| CN112032556A (en) * | 2020-08-14 | 2020-12-04 | 中国神华能源股份有限公司国华电力分公司 | Automatic hydrogen supplementing system |
| CN112526043A (en) * | 2020-11-25 | 2021-03-19 | 广东电网有限责任公司 | Transformer oil chromatography on-line monitoring carrier gas warning device and application method |
| CN114420974A (en) * | 2021-12-14 | 2022-04-29 | 东风汽车集团股份有限公司 | External hydrogen supply system for fuel cell vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121010 |
|
| CX01 | Expiry of patent term |