CN207426025U - A kind of hydrogen gas circulating system for fuel cell system - Google Patents
A kind of hydrogen gas circulating system for fuel cell system Download PDFInfo
- Publication number
- CN207426025U CN207426025U CN201820162524.4U CN201820162524U CN207426025U CN 207426025 U CN207426025 U CN 207426025U CN 201820162524 U CN201820162524 U CN 201820162524U CN 207426025 U CN207426025 U CN 207426025U
- Authority
- CN
- China
- Prior art keywords
- hydrogen
- pressure
- output terminal
- injector
- input terminal
- 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
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
- 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
Landscapes
- Fuel Cell (AREA)
Abstract
The utility model discloses a kind of hydrogen gas circulating system for fuel cell system, including hydrogen storage bottle, pressure reducing valve, injector, pile, hydrogen circulating pump, steam trap；Hydrogen storage bottle output terminal is connected with pressure reducing valve input terminal, and pressure reducing valve output terminal is connected with injector input terminal, and injector output terminal is connected with pile anode inlet；Pile anode export is connected with steam trap input terminal, and steam trap output terminal is connected with hydrogen circulating pump input terminal, and hydrogen Xun Huan pump output terminal is connected with injector input terminal.The utility model improves the pressure of pile anode export unreacting hydrogen, improve the pressure that recycled hydrogen enters injector ejecting port, add the hydrogen circulation amount of hydrogen gas circulating system, it ensure that the working performance of injector, improve injection ratio, the power consumption and difficulty of processing of hydrogen gas circulating pump are reduced, there is good use and promotional value.
Description
Technical field
The utility model belongs to fuel cell field, is related to a kind of fuel cell power system more particularly to one kind is used for
The hydrogen gas circulating system of fuel cell system.
Background technology
Fuel cell car is one kind of new-energy automobile, has cleaning, environmental protection, energy efficiency is high, operate steadily, nothing is made an uproar
The advantages that sound.For fuel cell car, it is most important that fuel cell system, at present vehicle fuel battery mainly use
Be Proton Exchange Membrane Fuel Cells.Proton Exchange Membrane Fuel Cells is the catalytic oxidation by hydrogen and oxygen, will be changed
Can be converted to electric energy, and product only has water.
Fuel cell system is generally controlled by air supply system, hydrogen gas feed system, hydro-thermal management system and system
Four parts are formed.Wherein hydrogen gas feed system has anode-dead-end and hydrogen Xun Huan two ways again.Since fuel cell is working
The hydrogen provided can not be fully utilized among process, understand the hydrogen not utilized of some, anode-dead-end method is
The hydrogen not utilized is discharged into pile.Hydrogen endless form is then to recycle unreacted hydrogen, so as to improve hydrogen
Utilization rate, while the water balance that can also improve in pile of hydrogen cycle avoids that water logging occurs in pile, improves the work of pile
Efficiency.The working performance of circulator among hydrogen gas circulating system directly affects hydrogen circulating effect.
Currently used hydrogen circulation device has injector and hydrogen gas circulating pump, and injector is mechanical part, by by height
Pressure energy among pressure hydrogen is converted into kinetic energy, and recycled hydrogen is drawn by ejecting port among injector and is carried out, work
Fluid and recycled hydrogen, which are sufficiently mixed to export from injector in injector, flows into pile.Injector has simple in structure, matter
The advantages that amount is gently and work does not consume electric energy, but the working performance of injector is bigger by injector operating infulence,
Such as the pressure of pile anode entrance.Hydrogen gas circulating pump is a kind of increase device, the pressure shadow to work by pile anode entrance
Sound is smaller, but the cost of hydrogen gas circulating pump and volume are all larger, when hydrogen gas circulating pump is under big flow and high pressure ratio operating mode
During work, required power is very big, improves the parasitic power consumption of fuel cell system.
Utility model content
The purpose of the utility model is to overcome problem above existing in the prior art, provide a kind of for fuel cell system
The hydrogen gas circulating system of system improves the pressure of pile anode export unreacting hydrogen, that is, improves recycled hydrogen and enter injection
The pressure of device ejecting port improves the working performance of injector with this, improves injection ratio.
To realize above-mentioned technical purpose and the technique effect, the utility model is achieved through the following technical solutions：
A kind of hydrogen gas circulating system for fuel cell system is followed including hydrogen storage bottle, pressure reducing valve, injector, pile, hydrogen
Ring pump, steam trap；
The hydrogen storage bottle output terminal is connected with pressure reducing valve input terminal, and pressure reducing valve output terminal is connected with injector input terminal
Logical, injector output terminal is connected with pile anode inlet；
The pile anode export is connected with steam trap input terminal, and steam trap output terminal and hydrogen circulating pump are defeated
Enter end to be connected, hydrogen Xun Huan pump output terminal is connected with injector input terminal；
It is other between the pressure reducing valve output terminal and injector input terminal to be connected to the first temperature and pressure transmitter, injector output
It is other between end and pile anode inlet to be connected to second temperature pressure sensor, steam trap output terminal and hydrogen circulating pump input terminal
Between other be connected to the 3rd temperature and pressure transmitter.
Further, the pressure reducing valve is connected with CPU, and pressure reducing valve draws for the high pressure hydrogen pressure of hydrogen storage bottle to be reduced to
The pressure value that emitter can work normally.
Further, first temperature and pressure transmitter, second temperature pressure sensor, the 3rd temperature and pressure transmitter
It is connected with ECU, for the pressure and temperature detected value of fuel cell system each several part to be passed to ECU.
Further, the injector includes Working-fluid intaking, ejecting port, absorption chamber, mixing chamber, diffuser casing, nozzle,
Working-fluid intaking, ejecting port are connected with absorption chamber input terminal, and absorption chamber output terminal is connected with mixing chamber input terminal, mix
It closes room output terminal with diffuser casing input terminal to be connected, diffuser casing output terminal is connected with pile anode inlet, Working-fluid intaking
It is connected with pressure reducing valve output terminal, ejecting port is connected with hydrogen Xun Huan pump output terminal.
Further, if the pile by dry plate single battery group into.
The beneficial effects of the utility model are：
The utility model improves the pressure of pile anode export unreacting hydrogen, that is, improves recycled hydrogen entrance and draw
The pressure of emitter ejecting port adds the hydrogen circulation amount of hydrogen gas circulating system, ensure that the working performance of injector, improves
Injection ratio reduces the power consumption and difficulty of processing of hydrogen gas circulating pump, has good use and promotional value.
Description of the drawings
Attached drawing described herein is used to provide a further understanding of the present invention, and forms the part of the application,
The schematic description and description of the utility model is not formed for explaining the utility model to the improper of the utility model
It limits.In the accompanying drawings：
Fig. 1 is the system structure diagram of the utility model.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without creative efforts
The all other embodiment obtained, shall fall within the protection scope of the present invention.
In the description of the utility model, it is to be understood that term " perforate ", " on ", " under ", " thickness ", " top ",
" in ", " length ", " interior ", indicating positions or the position relationship such as " surrounding ", be for only for ease of description the utility model and simplification
Description rather than instruction imply that signified component or element must have specific orientation, with specific azimuth configuration and behaviour
Make, therefore it is not intended that limitation to the utility model.
A kind of hydrogen gas circulating system for fuel cell system as shown in Figure 1, including hydrogen storage bottle 1, pressure reducing valve 2, draws
Emitter 3, pile 4, hydrogen circulating pump 5, steam trap 9；1 output terminal of hydrogen storage bottle is connected with 2 input terminal of pressure reducing valve, pressure reducing valve 2
Output terminal is connected with 3 input terminal of injector, and 3 output terminal of injector is connected with 4 anode inlet of pile；4 anode export of pile
It is connected with 9 input terminal of steam trap, 9 output terminal of steam trap is connected with 5 input terminal of hydrogen circulating pump, hydrogen circulating pump 5
Output terminal is connected with 3 input terminal of injector；It is other between 3 input terminal of 2 output terminal of pressure reducing valve and injector to be connected to the first temperature pressure
Force snesor 6, it is other between 4 anode inlet of 3 output terminal of injector and pile to be connected to second temperature pressure sensor 7, steam separation
It is other between 5 input terminal of 9 output terminal of device and hydrogen circulating pump to be connected to the 3rd temperature and pressure transmitter 8.
Concrete principle is as follows：
Hydrogen storage bottle 1 is used for storing hydrogen and provides the hydrogen needed for reaction in operation of fuel cells for pile；Pressure reducing valve 2
The high pressure hydrogen for flowing out hydrogen storage bottle 1 is depressurized, reaches the pressure needed for injector work；Injector 3 is by mechanical structure by height
Hydrogen and recycled hydrogen mixing are pressed, is circulation member；Pile 4 provides place for hydrogen and oxygen reaction, and hydrogen and oxygen exist
Chemical energy is converted by electric energy by redox reaction in pile；Hydrogen circulating pump 5 is by the unreacted hydrogen of pile anode export
Pressure increases, and increases the pressure of injector ejecting port, improves the working performance of injector；First temperature and pressure transmitter 6, second
Temperature and pressure transmitter 7, the 3rd temperature and pressure transmitter 8 are used for monitoring the pressure and temperature of fuel cell system each several part, and
The value detected is passed into ECU；Steam trap 9 is used to separate the hydrogen of pile anode export and vapor, reduces again
The relative humidity of circulating hydrogen.
Detailed description are as follows：
The main function of hydrogen storage bottle 1 is storage hydrogen.Since the density of hydrogen is very small, in order to improve the hydrogen of storage
Amount generally stores hydrogen using high-pressure hydrogen storing bottle.
Pressure reducing valve 2 is connected with CPU, and pressure reducing valve 2 can for the high pressure hydrogen pressure of hydrogen storage bottle 1 to be reduced to injector 3
The pressure value of normal work.Since the hydrogen that hydrogen storage bottle 1 comes out is high pressure hydrogen, pile 4 can not be allowed directly to use, and injection
The working performance of device 3 is related with the pressure for the hydrogen that works.Therefore, pressure reducing valve 2 needs that under the control of cpu, hydrogen storage bottle is conveyed
High pressure hydrogen pressure be reduced to the pressure value that injector can work normally.
Injector 3 includes Working-fluid intaking, ejecting port, absorption chamber, mixing chamber, diffuser casing, nozzle, and working fluid enters
Mouth, ejecting port are connected with absorption chamber input terminal, and absorption chamber output terminal is connected with mixing chamber input terminal, mixing chamber output terminal
It is connected with diffuser casing input terminal, diffuser casing output terminal is connected with 4 anode inlet of pile, Working-fluid intaking and pressure reducing valve 2
Output terminal is connected, and ejecting port is connected with 5 output terminal of hydrogen circulating pump.Hydrogen flows into injector by Working-fluid intaking, then follows
Ring hydrogen is entered by ejecting port, and driving fluid is sucked injector by the hydrogen that works in absorption chamber, mixing chamber be working fluid and
The mixing place of driving fluid, the kinetic energy of working fluid are converted into the kinetic energy of driving fluid, and diffuser casing will by mixed fluid
Kinetic energy is converted into pressure energy, improves fluid-mixing outlet pressure, and the pressure energy of hydrogen is converted into kinetic energy by nozzle.
If pile 4 is by dry plate single battery group into every monocell is again by film, catalyst, bipolar plates and gas diffusion layers group
Into.Hydrogen and oxygen generate heat by redox reaction in pile 4 and generate water.Since catalytic oxidation consumes hydrogen
The influence of gas and flow losses causes the Hydrogen Vapor Pressure of pile anode export to decline, and the amounts of hydrogen of consumption is bigger, outlet pressure
It is lower.A water part for simultaneous reactions generation is diffused into the runner of cathode side, the runner of a part of back-diffusion to anode-side.Hydrogen
When being flowed in runner, a part can be carried out pile.
Hydrogen gas circulating pump 5 is supercharging device, and by the rotation of impeller, the unreacted Hydrogen Vapor Pressure of anode export is improved.
The power consumption of hydrogen gas circulating pump 5 is related to the flow of recycled hydrogen and pressure ratio, the pressure ratio and hydrogen that hydrogen gas circulating pump 5 is capable of providing
The rotating speed of gas circulating pump 5 is related, and rotating speed is controlled by ECU, is adjusted according to operating mode.Hydrogen gas circulating pump 5 and injector 3 are gone here and there
Connection can reduce power consumption when hydrogen gas circulating pump 5 works, and can improve the work efficiency of injector 3.
Steam trap 9 is by the hydrogen of 4 anode export of pile and vapor separation, reduces the relatively wet of recycled hydrogen
Degree.Pile 4 can generate moisture during the work time, and hydrogen flows through pile 4, can take away a part of vapor, increase in hydrogen
Relative humidity.It if the relative humidity of hydrogen is excessively high, can cause pile anode-side that water logging occurs, reduce the working performance of pile.
First temperature and pressure transmitter 6, second temperature pressure sensor 7, the 3rd temperature and pressure transmitter 8 are monitoring systems
The pressure and temperature of various pieces in the middle, and the signal detected passed to ECU, ECU is according to the pressure and temperature of various pieces
It spends, the work of each parts among control system.
The utility model improves the pressure of pile anode export unreacting hydrogen, that is, improves recycled hydrogen entrance and draw
The pressure of emitter ejecting port adds the hydrogen circulation amount of hydrogen gas circulating system, ensure that the working performance of injector, improves
Injection ratio reduces the power consumption and difficulty of processing of hydrogen gas circulating pump, has good use and promotional value.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
At least one of the utility model is contained in reference to the embodiment or example particular features, structures, materials, or characteristics described
In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiments or example
In combine in an appropriate manner.
The advantages of basic principle, main feature and the utility model of the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Simply illustrate the principle of the utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
Various changes and modifications are had, these various changes and improvements fall within the scope of the claimed invention.
Claims (5)
1. a kind of hydrogen gas circulating system for fuel cell system, it is characterised in that：Including hydrogen storage bottle (1), pressure reducing valve (2),
Injector (3), pile (4), hydrogen circulating pump (5), steam trap (9)；
Hydrogen storage bottle (1) output terminal is connected with pressure reducing valve (2) input terminal, and pressure reducing valve (2) output terminal is inputted with injector (3)
End is connected, and injector (3) output terminal is connected with pile (4) anode inlet；
Pile (4) anode export is connected with steam trap (9) input terminal, and steam trap (9) output terminal is followed with hydrogen
Ring pump (5) input terminal is connected, and hydrogen circulating pump (5) output terminal is connected with injector (3) input terminal；
It is other between pressure reducing valve (2) output terminal and injector (3) input terminal to be connected to the first temperature and pressure transmitter (6), injection
It is other between device (3) output terminal and pile (4) anode inlet to be connected to second temperature pressure sensor (7), steam trap (9) output
It is other between end and hydrogen circulating pump (5) input terminal to be connected to the 3rd temperature and pressure transmitter (8).
2. a kind of hydrogen gas circulating system for fuel cell system according to claim 1, it is characterised in that：It is described to subtract
Pressure valve (2) is connected with CPU, and pressure reducing valve (2) can be just for the high pressure hydrogen pressure of hydrogen storage bottle (1) to be reduced to injector (3)
The pressure value often to work.
3. a kind of hydrogen gas circulating system for fuel cell system according to claim 1, it is characterised in that：Described
One temperature and pressure transmitter (6), second temperature pressure sensor (7), the 3rd temperature and pressure transmitter (8) are connected with ECU, use
In the pressure and temperature detected value of fuel cell system each several part is passed to ECU.
4. a kind of hydrogen gas circulating system for fuel cell system according to claim 1, it is characterised in that：It is described to draw
Emitter (3) includes Working-fluid intaking, ejecting port, absorption chamber, mixing chamber, diffuser casing, nozzle, Working-fluid intaking, ejecting port
It is connected with absorption chamber input terminal, absorption chamber output terminal is connected with mixing chamber input terminal, mixing chamber output terminal and diffuser casing
Input terminal is connected, and diffuser casing output terminal is connected with pile (4) anode inlet, and Working-fluid intaking is exported with pressure reducing valve (2)
End is connected, and ejecting port is connected with hydrogen circulating pump (5) output terminal.
5. a kind of hydrogen gas circulating system for fuel cell system according to claim 1, it is characterised in that：The electricity
Heap (4) if by dry plate single battery group into.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820162524.4U CN207426025U (en) | 2018-01-31 | 2018-01-31 | A kind of hydrogen gas circulating system for fuel cell system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820162524.4U CN207426025U (en) | 2018-01-31 | 2018-01-31 | A kind of hydrogen gas circulating system for fuel cell system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207426025U true CN207426025U (en) | 2018-05-29 |
Family
ID=62397329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820162524.4U Active CN207426025U (en) | 2018-01-31 | 2018-01-31 | A kind of hydrogen gas circulating system for fuel cell system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207426025U (en) |
Cited By (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109524694A (en) * | 2018-11-29 | 2019-03-26 | 汽解放汽车有限公司 | A kind of fuel cell experiments rack |
| CN110010926A (en) * | 2019-05-16 | 2019-07-12 | 广东索特能源科技有限公司 | A kind of methanol-water reforming fuel cell system based on hydrogen peroxide reaction |
| CN110247080A (en) * | 2019-07-18 | 2019-09-17 | 中山大洋电机股份有限公司 | A kind of hydrogen gas circulating system of fuel cell power system |
| CN110649287A (en) * | 2019-09-30 | 2020-01-03 | 潍柴动力股份有限公司 | Fuel cell engine system, gas supply system thereof and control method |
| CN110676484A (en) * | 2018-07-03 | 2020-01-10 | 上海汽车集团股份有限公司 | Vehicle, hydrogen circulation system of fuel cell, and hydrogen circulation control method |
| CN111342082A (en) * | 2020-02-18 | 2020-06-26 | 江苏大学 | Hydrogen circulation system for fuel cell system |
| CN111430759A (en) * | 2020-03-23 | 2020-07-17 | 武汉格罗夫氢能汽车有限公司 | Hydrogen circulation system and control method thereof |
| CN112349930A (en) * | 2020-11-27 | 2021-02-09 | 福建亚南电机有限公司 | Fuel cell system and anode control method |
| CN112563538A (en) * | 2020-12-22 | 2021-03-26 | 武汉格罗夫氢能汽车有限公司 | System for controlling low-pressure output of PEM fuel cell by using air ejector |
| CN112856233A (en) * | 2020-12-31 | 2021-05-28 | 海卓动力(青岛)能源科技有限公司 | Pulse hydrogen supply system of proton exchange membrane fuel cell |
| CN112864419A (en) * | 2021-03-15 | 2021-05-28 | 烟台东德实业有限公司 | Hydrogen circulating pump and ejector series integrated fuel cell hydrogen supply system |
| CN113363533A (en) * | 2021-06-04 | 2021-09-07 | 烟台东德实业有限公司 | Fuel cell hydrogen path parallel integrated system |
| CN113431711A (en) * | 2021-06-24 | 2021-09-24 | 顺德职业技术学院 | Negative pressure drainage equipment of hydrogen fuel system |
| CN113431712A (en) * | 2021-06-24 | 2021-09-24 | 顺德职业技术学院 | Electric pile injection system of new energy automobile |
| CN113553678A (en) * | 2021-09-18 | 2021-10-26 | 北京英博新能源有限公司 | Anti-freezing ejector and design method and manufacturing method thereof |
| CN113594498A (en) * | 2020-04-30 | 2021-11-02 | 未势能源科技有限公司 | Fuel cell system and control method thereof |
| CN114220993A (en) * | 2021-12-08 | 2022-03-22 | 上海澄朴科技有限公司 | Hydrogen circulation system of fuel cell system |
| CN114251309A (en) * | 2022-02-24 | 2022-03-29 | 国家电投集团氢能科技发展有限公司 | Ejector and fuel cell system with same |
| CN114278563A (en) * | 2021-12-23 | 2022-04-05 | 上海重塑能源科技有限公司 | Hydrogen circulating pump for fuel cell, hydrogen circulating system and working method of hydrogen circulating pump |
| CN114284528A (en) * | 2021-11-18 | 2022-04-05 | 北京格睿能源科技有限公司 | Fuel cell hydrogen circulation system and control method thereof |
| CN114718917A (en) * | 2022-06-09 | 2022-07-08 | 武汉海亿新能源科技有限公司 | Multistage ejector and control method for interstage stepless switching of multistage ejector |
| CN114824364A (en) * | 2022-05-20 | 2022-07-29 | 上海捷氢科技股份有限公司 | Fuel cell hydrogen circulation system and control method thereof |
| CN114883595A (en) * | 2022-05-23 | 2022-08-09 | 一汽解放汽车有限公司 | Hydrogen circulation system and vehicle |
| WO2022193438A1 (en) * | 2021-03-15 | 2022-09-22 | 烟台东德实业有限公司 | Fuel cell hydrogen supply system having hydrogen circulation pump and ejector integrated and connected in parallel |
| CN115411312A (en) * | 2022-10-31 | 2022-11-29 | 北京英博新能源有限公司 | Fuel cell hydrogen recirculation system, control method and fuel cell system |
-
2018
- 2018-01-31 CN CN201820162524.4U patent/CN207426025U/en active Active
Cited By (33)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110676484A (en) * | 2018-07-03 | 2020-01-10 | 上海汽车集团股份有限公司 | Vehicle, hydrogen circulation system of fuel cell, and hydrogen circulation control method |
| CN109524694A (en) * | 2018-11-29 | 2019-03-26 | 汽解放汽车有限公司 | A kind of fuel cell experiments rack |
| CN109524694B (en) * | 2018-11-29 | 2022-02-25 | 一汽解放汽车有限公司 | Fuel cell test bench |
| CN110010926A (en) * | 2019-05-16 | 2019-07-12 | 广东索特能源科技有限公司 | A kind of methanol-water reforming fuel cell system based on hydrogen peroxide reaction |
| CN110247080B (en) * | 2019-07-18 | 2024-01-09 | 中山大洋电机股份有限公司 | Hydrogen circulation system of fuel cell power system |
| CN110247080A (en) * | 2019-07-18 | 2019-09-17 | 中山大洋电机股份有限公司 | A kind of hydrogen gas circulating system of fuel cell power system |
| CN110649287A (en) * | 2019-09-30 | 2020-01-03 | 潍柴动力股份有限公司 | Fuel cell engine system, gas supply system thereof and control method |
| CN110649287B (en) * | 2019-09-30 | 2021-03-16 | 潍柴动力股份有限公司 | Fuel cell engine system, gas supply system thereof and control method |
| CN111342082A (en) * | 2020-02-18 | 2020-06-26 | 江苏大学 | Hydrogen circulation system for fuel cell system |
| CN111430759A (en) * | 2020-03-23 | 2020-07-17 | 武汉格罗夫氢能汽车有限公司 | Hydrogen circulation system and control method thereof |
| CN113594498A (en) * | 2020-04-30 | 2021-11-02 | 未势能源科技有限公司 | Fuel cell system and control method thereof |
| CN112349930A (en) * | 2020-11-27 | 2021-02-09 | 福建亚南电机有限公司 | Fuel cell system and anode control method |
| CN112563538A (en) * | 2020-12-22 | 2021-03-26 | 武汉格罗夫氢能汽车有限公司 | System for controlling low-pressure output of PEM fuel cell by using air ejector |
| CN112856233A (en) * | 2020-12-31 | 2021-05-28 | 海卓动力(青岛)能源科技有限公司 | Pulse hydrogen supply system of proton exchange membrane fuel cell |
| CN112856233B (en) * | 2020-12-31 | 2021-09-03 | 海卓动力(青岛)能源科技有限公司 | Pulse hydrogen supply system of proton exchange membrane fuel cell |
| CN112864419B (en) * | 2021-03-15 | 2021-11-09 | 烟台东德实业有限公司 | Hydrogen circulating pump and ejector series integrated fuel cell hydrogen supply system |
| CN112864419A (en) * | 2021-03-15 | 2021-05-28 | 烟台东德实业有限公司 | Hydrogen circulating pump and ejector series integrated fuel cell hydrogen supply system |
| WO2022193438A1 (en) * | 2021-03-15 | 2022-09-22 | 烟台东德实业有限公司 | Fuel cell hydrogen supply system having hydrogen circulation pump and ejector integrated and connected in parallel |
| CN113363533A (en) * | 2021-06-04 | 2021-09-07 | 烟台东德实业有限公司 | Fuel cell hydrogen path parallel integrated system |
| CN113431711A (en) * | 2021-06-24 | 2021-09-24 | 顺德职业技术学院 | Negative pressure drainage equipment of hydrogen fuel system |
| CN113431712A (en) * | 2021-06-24 | 2021-09-24 | 顺德职业技术学院 | Electric pile injection system of new energy automobile |
| CN113553678A (en) * | 2021-09-18 | 2021-10-26 | 北京英博新能源有限公司 | Anti-freezing ejector and design method and manufacturing method thereof |
| CN114284528A (en) * | 2021-11-18 | 2022-04-05 | 北京格睿能源科技有限公司 | Fuel cell hydrogen circulation system and control method thereof |
| CN114220993A (en) * | 2021-12-08 | 2022-03-22 | 上海澄朴科技有限公司 | Hydrogen circulation system of fuel cell system |
| CN114220993B (en) * | 2021-12-08 | 2024-06-25 | 上海澄朴科技有限公司 | Hydrogen circulation system of fuel cell system |
| CN114278563A (en) * | 2021-12-23 | 2022-04-05 | 上海重塑能源科技有限公司 | Hydrogen circulating pump for fuel cell, hydrogen circulating system and working method of hydrogen circulating pump |
| CN114278563B (en) * | 2021-12-23 | 2024-01-19 | 上海重塑能源科技有限公司 | Hydrogen circulating pump for fuel cell, hydrogen circulating system and working method of hydrogen circulating system |
| CN114251309A (en) * | 2022-02-24 | 2022-03-29 | 国家电投集团氢能科技发展有限公司 | Ejector and fuel cell system with same |
| CN114824364A (en) * | 2022-05-20 | 2022-07-29 | 上海捷氢科技股份有限公司 | Fuel cell hydrogen circulation system and control method thereof |
| CN114883595A (en) * | 2022-05-23 | 2022-08-09 | 一汽解放汽车有限公司 | Hydrogen circulation system and vehicle |
| CN114718917A (en) * | 2022-06-09 | 2022-07-08 | 武汉海亿新能源科技有限公司 | Multistage ejector and control method for interstage stepless switching of multistage ejector |
| CN115411312A (en) * | 2022-10-31 | 2022-11-29 | 北京英博新能源有限公司 | Fuel cell hydrogen recirculation system, control method and fuel cell system |
| CN115411312B (en) * | 2022-10-31 | 2023-03-24 | 北京英博新能源有限公司 | Fuel cell hydrogen recirculation system, control method and fuel cell system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207426025U (en) | A kind of hydrogen gas circulating system for fuel cell system | |
| CN112820912A (en) | Fuel cell system and control method thereof | |
| CN212485377U (en) | Fuel cell hydrogen circulation system | |
| CN105186016A (en) | Electrically controlled hydrogen-spraying pressure regulating device of fuel cell system | |
| CN108400354A (en) | A kind of variable throat injector for fuel cell system | |
| CN109216734A (en) | A kind of auxiliary system facilitating fuel cell humidifying and cold-starting | |
| CN108832157A (en) | One proton exchanging film fuel battery hydrogen gas recovering device | |
| CN112331886A (en) | Hydrogen return device of fuel cell | |
| CN113823814A (en) | Ejector integrated with temperature control function and hydrogen side system architecture of fuel cell | |
| CN112909309B (en) | Multi-stack fuel cell system with constant-pressure homogeneous supply distributor | |
| CN111697254B (en) | Hydrogen circulation device system, regulation and control method thereof and fuel cell device system | |
| CN213366636U (en) | Hydrogen supply and hydrogen circulation device of hydrogen fuel cell adopting twin ejector | |
| CN108539229A (en) | A kind of fuel cell pile hydrogen circulation device and method | |
| CN115954500A (en) | Air side air supply system of fuel cell stack | |
| CN212230534U (en) | Ejector integrated with temperature control function | |
| CN208489292U (en) | A kind of fuel cell pile hydrogen circulation device | |
| CN213304186U (en) | Fuel cell system | |
| CN212625676U (en) | Integrated air system of vehicle fuel cell and vehicle fuel cell | |
| CN209526158U (en) | Fuel cell test device | |
| CN117199437A (en) | Self-humidifying system for improving performance of fuel cell | |
| CN107946610A (en) | A kind of anode of fuel cell structure | |
| CN114220993B (en) | Hydrogen circulation system of fuel cell system | |
| CN105070928A (en) | Fuel cell oxygen supply system and oxygen supply method thereof | |
| CN102104161A (en) | Fuel feeding method of direct liquid fuel cell system | |
| CN114824364A (en) | Fuel cell hydrogen circulation system and control method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |