CN101217201A - A monolayer bipolar plate fuel battery with functions of gas humidification, film hydration, dewatering and cooling - Google Patents
A monolayer bipolar plate fuel battery with functions of gas humidification, film hydration, dewatering and cooling Download PDFInfo
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- CN101217201A CN101217201A CNA2007101690786A CN200710169078A CN101217201A CN 101217201 A CN101217201 A CN 101217201A CN A2007101690786 A CNA2007101690786 A CN A2007101690786A CN 200710169078 A CN200710169078 A CN 200710169078A CN 101217201 A CN101217201 A CN 101217201A
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- cooling water
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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 invention discloses a single-layer bipolar plate fuel cell which has the functions of gas humidification, membrane hydration, dewatering and cell cooling. The invention includes a proton exchange membrane, the two sides of the proton exchange membrane are composed with catalyst layers, gas diffusion layers which are processed by moisturizing materials are composed on the catalyst layers, the two sides of the gas diffusion layers are respectively provided with single-layer plates as a cathode and an anode, one surface of the single-layer plates as the cathode is provided with air flow paths and cooling water flow paths, the corresponding positions of one surface of the single-layer plates as the anode is provided with hydrogen flow paths and cooling water flow paths, the cooling water paths are communicated with the gas diffusion layers by multiple holes, water guide layers which are processed by water transport materials are arranged between the cooling water flow paths and the contact surfaces of the gas diffusion layers, and air and hydrogen are respectively introduced into the air flow paths and the hydrogen flow paths. The invention provides a unified resolvent for the humidification of reaction gas, membrane hydration, removal of generating water and cell cooling by the processing of the diffusion layers.
Description
Technical field
The present invention relates to a kind of polymer fuel cell, specifically a kind ofly possess gas humidification, film hydration, dewater and the monolayer bipolar plate fuel battery of battery refrigerating function.
Background technology
Fuel cell is that a kind of handle is stored in the chemical energy in fuel and the oxidant, isothermal be converted into the energy reduction apparatus of electric energy by electrochemical principle, its essence that electrochemical reaction takes place is the combustion reaction of hydrogen.It is that with general battery difference the positive and negative electrode of fuel cell itself does not comprise active material, has been the catalytic conversion effect.Required fuel (hydrogen or reform produce by fossil fuel such as methane, natural gas, coal gas, methyl alcohol, ethanol, gasoline or bioenergy) and oxygen (or air) are constantly imported by the external world, so fuel cell is the device that chemical energy is converted into electric energy worthy of the name.Fuel cell has multiple classification, and table 1 has been listed the basic characteristics such as fuel, electrolyte, electrode and working temperature of several main type fuel cells.
The classification of table 1 fuel cell
| Type | Phosphate type fuel battery (PAFC) | Melt carbonate-type fuel cell (MCFC) | Solid Oxide Fuel Cell (SOFC) | Polymer ions membrane cell (PEMFC) |
| Fuel | Coal gas, natural gas, methyl alcohol etc. | Coal gas, natural gas, methyl alcohol etc. | Coal gas, natural gas, methyl alcohol etc. | Pure H2 |
| Electrolyte | Phosphate aqueous solution | KLiCO 3Dissolved salt | ZrO 2-Y 2O 3(8?YSZ) | Ion (Na ion) |
| Anode electrode | Porous Graphite (Pt catalyst) | (the not Pt catalysis of porous matter nickel | Ni-ZrO 2Cermet (not Pt catalysis | Porous Graphite or Ni |
| Negative electrode | Contain Pt catalyst+Porous Graphite+Tefion | Agent) porous NiO (mixing lithium) | Agent) LaxSr 1- xMn(Co)O 3 | (Pt catalyst) Porous Graphite or Ni (Pt catalyst) |
| Working temperature | ～200℃ | ～650℃ | 800～1000℃ | ～100℃ |
Fuel cell among the present invention refers to the polymer ions membrane cell, i.e. " Proton Exchange Membrane Fuel Cells ".Briefly, Proton Exchange Membrane Fuel Cells is exactly a kind of device that produces electric current by a kind of proton exchange membrane (PEM Proton Exchange Membrane) and Catalytic Layer (CL CatalystLayer).This battery needs only external world's fuel supplying (for example pure hydrogen) endlessly, just can provide lasting electric energy.
Its operation principle, be to utilize a kind of proton exchange membrane technology that cries, hydrogen is being coated with under the proton exchange membrane interaction of catalyst, at anode the hydrogen catalytic decomposition is become proton, these protons arrive negative electrode by proton exchange membrane, discharge electronics in the boundary process of hydrogen, electronics is drawn out to negative electrode by load, has so just produced electric energy.
In the effect of anode, at the negative electrode proton generation water that combines with oxygen and electronics through proton exchange membrane and catalyst.The hydrogen and the airborne oxygen that is to say fuel battery inside carry out chemical reaction, generate the process of water, have produced electric current simultaneously, and also can be understood as is the back reaction of brine electrolysis.
Fundamental diagram is as follows: see Fig. 7
Proton exchange membrane be a kind of lead proton and can not conduct electricity the son special hydrophilic substance, must be through the effect of hydration-treated competence exertion, the ability of its proton conducting is to be directly proportional with its hydrauture.Diffusion layer is a kind of porous mass, must guarantee the unimpeded of its hole, reacting gas can be directed to catalyst layer and react.This has just drawn the problem of facing a difficult choice---to guarantee the hyperhydrated degree of film on the one hand, can not there be too many water blocking to clog the porous channel of diffusion layer again on the one hand, and, fuel cell can generate a large amount of water when work, therefore, guarantee the hydrauture of film when how the water that generates being discharged again, promptly how managing " water " just becomes one of key technology of Proton Exchange Membrane Fuel Cells.
At present traditional way is reacting gas to be carried out humidifying handle (as shown above), utilize film automatically the hydrophily of adsorption moisture guarantee the hydrauture of film.The moisture that gas is brought into is that the form with " fog " enters reaction part, and fog is crossed rare high degree of hydration that just can not realize film, and the fog overrich can be gathered into to drip and stops up a diffusion layer, and its defective is that gas humidifying degree is difficult to control.Relevant United States Patent (USP) has US6, and 566,002B2, US6,926,983B2, US6,869,719B2,5,958,613,5,503,944.Above-mentioned patent all exists gas humidifying degree to be difficult to control or generate the problem of a large amount of shipwrecks to discharge.
Summary of the invention
Purpose of the present invention is exactly at the deficiencies in the prior art, invents a kind of MEA gas diffusion layers that contains monolayer bipolar plate, water barrier and handle through material which can retain moisture, and possesses gas humidification, film hydration, dewaters and the fuel cell of battery refrigerating function.It is by the processing to diffusion layer, for cooling off unified solution is provided in humidification, film hydration, the removal generation power and water pond of reacting gas.
Technical scheme of the present invention is achieved in that it comprises proton exchange membrane, the both sides of proton exchange membrane are compounded with catalyst layer, be compounded with the gas diffusion layers of handling through material which can retain moisture on the catalyst layer, the both sides of gas diffusion layers are equipped with lamina respectively as negative electrode and anode, lamina as negative electrode simultaneously is provided with air flow channel and cooling water runner, an opposite position as the anode lamina is provided with hydrogen runner and cooling water runner, the cooling water runner is communicated with gas diffusion layers by porous, in the zone of the gentle body diffused layer contact-making surface of cooling water runner, be provided with the water guide layer of handling through the water transferring material, difference bubbling air and hydrogen in air flow channel and the hydrogen runner.
One side as the lamina of anode in the technique scheme has been spaced a plurality of hydrogen runners and cooling water runner; The water guide layer that described water transferring material is handled is communicated with by porous with catalyst layer; Described lamina is a porous media board; Described porous media is graphite or nickel; Described catalyst is a platinum catalyst.
Technical scheme of the present invention also can realize by following method: it comprises proton exchange membrane, the both sides of proton exchange membrane are compounded with catalyst layer, be compounded with the gas diffusion layers of handling through material which can retain moisture on the catalyst layer, the both sides of gas diffusion layers are equipped with lamina respectively as negative electrode and anode, lamina as negative electrode simultaneously is provided with air flow channel and cooling water runner, an opposite position as the anode lamina is provided with hydrogen runner and cooling water runner, the cooling water runner is communicated with gas diffusion layers by porous, in the cooling water runner, be provided with the water guide layer of handling through the water transferring material, difference bubbling air and hydrogen in air flow channel and the hydrogen runner.
One side as the lamina of anode in the technique scheme has been spaced a plurality of hydrogen runners and cooling water runner; The water guide layer that described water transferring material is handled is communicated with by porous with catalyst layer; Described lamina is a porous media board; Described porous media is graphite or nickel; Described catalyst is a platinum catalyst.
Technical scheme of the present invention can realize by following method again: it comprises proton exchange membrane, the both sides of proton exchange membrane are compounded with catalyst layer, be compounded with the gas diffusion layers of handling through material which can retain moisture on the catalyst layer, the both sides of gas diffusion layers are equipped with lamina respectively as negative electrode and anode, lamina as negative electrode simultaneously is provided with air flow channel and cooling water runner, an opposite position as the anode lamina is provided with hydrogen runner and cooling water runner, the cooling water runner is communicated with gas diffusion layers by porous, all be provided with the water guide layer of handling through the water transferring material in the cooling water runner and in the zone of cooling water runner and gas diffusion layers contact-making surface, difference bubbling air and hydrogen in air flow channel and the hydrogen runner.
One side as the lamina of anode in the technique scheme has been spaced a plurality of hydrogen runners and cooling water runner; The water guide layer that described water transferring material is handled is communicated with by porous with catalyst layer; Described lamina is a porous media board; Described porous media is graphite or nickel; Described catalyst is a platinum catalyst.
The present invention handles water in a runner by gas diffusion layers and water guide layer, cooling water and reaction zone communicate, it directly is directed to gas diffusion layers to water, therefore it can realize the high degree of hydration of proton exchange membrane, thoroughly solved again to cause because of water is excessive being gathered into and dripped a problem of stopping up diffusion layer, and saved a large amount of plate materials.
Description of drawings
Fig. 1 is a cross sectional representation of the present invention
Fig. 2 is another embodiment of the present invention figure
Fig. 3 is another embodiment of the invention figure
Fig. 4 is the cross sectional representation of the water guide material 5 on the gas diffusion layers 2 in the water barrier 6 of cooling liquid flowing channel, porous and the membrane electrode
Fig. 5 is monolithic 1, comprise catalyst 3, film 4 and contain the schematic diagram of half sheet membrane electrode of the gas diffusion layers 2 of water guide material 5
Fig. 6 is monolithic 1, comprise catalyst 3 and contain the gas diffusion layers 2 of water guide material 5
The schematic diagram of half sheet membrane electrode
Fig. 7 is a fundamental diagram of the present invention
Embodiment
Below in conjunction with accompanying drawing the present invention is further described:
Embodiment 1: as shown in Figure 1, the present invention includes proton exchange membrane 4, the both sides of proton exchange membrane 4 are compounded with catalyst layer 3, be compounded with the gas diffusion layers of handling through material which can retain moisture 2 on the catalyst layer 3, the both sides of gas diffusion layers 2 are equipped with lamina 1 respectively as negative electrode and anode, lamina 1 one side as negative electrode is provided with air flow channel 7 and cooling water runner 8, an opposite position as anode lamina 1 is provided with hydrogen runner 9 and cooling water runner 10, cooling water runner 8 and 10 is communicated with gas diffusion layers 2 by porous, between the gentle body diffused layer contact-making surface of cooling water runner, be provided with the water guide layer of handling through the water transferring material 6, difference bubbling air and hydrogen in air flow channel 7 and the hydrogen runner 9.
Embodiment 2: the present invention includes proton exchange membrane 4 as shown in Figure 2, the both sides of proton exchange membrane 4 are compounded with catalyst layer 3, be compounded with the gas diffusion layers of handling through material which can retain moisture 2 on the catalyst layer 3, the both sides of gas diffusion layers 2 are equipped with lamina 1 respectively as negative electrode and anode, lamina as negative electrode simultaneously is provided with air flow channel 7 and cooling water runner 8, an opposite position as the anode lamina is provided with hydrogen runner 9 and cooling water runner 10, cooling water runner 10 is communicated with gas diffusion layers by porous, in the cooling water runner, be provided with the water guide layer of handling through the water transferring material 6, difference bubbling air and hydrogen in air flow channel 7 and the hydrogen runner 9.
Embodiment 3: the present invention includes proton exchange membrane 4 as shown in Figure 3, the both sides of proton exchange membrane 4 are compounded with catalyst layer 3, be compounded with the gas diffusion layers of handling through material which can retain moisture 2 on the catalyst layer 3, the both sides of gas diffusion layers 2 are equipped with lamina 1 respectively as negative electrode and anode, lamina as negative electrode simultaneously is provided with air flow channel 7 and cooling water runner 8, an opposite position as the anode lamina is provided with hydrogen runner 9 and cooling water runner 10, the cooling water runner is communicated with gas diffusion layers by porous, all be provided with the water guide layer of handling through the water transferring material 6 in the cooling water runner and between cooling water runner and the gas diffusion layers contact-making surface, difference bubbling air and hydrogen in air flow channel 7 and the hydrogen runner 9.
One side as the lamina of anode in above-mentioned three kinds of technical schemes has been spaced a plurality of hydrogen runners and cooling water runner; The water guide layer that described water transferring material is handled is communicated with by porous with catalyst layer; Described lamina is a porous media board; Described porous media is graphite or nickel; Described catalyst is a platinum catalyst.
The one side of monolithic 1 is many reactants (air) runner and cooling water runner as shown in Figure 1, another side is reactant (fuel) runner and cooling water runner, clip membrane electrode between two monolithics, comprise catalyst layer 3, proton exchange membrane 4 and contain hydrophilic substance and the gas diffusion layers of water guide material 52, between the water guide material 5 of gas diffusion layers 2 and cooling water runner is water guide layer 6, the water guide layer is the porosity that contains hydrophilic substance and water guide material, as shown in Figure 4.Therefore water guide layer 6 and water guide material 5 have good water infiltration design, they also design with the slit that contacts between the monolithic 1, can allow required liquid (water) flow into and outflow via the cooling water runner according to regulatable pressure reduction between cooling water runner and the reactant runner, as shown in Figure 5 and Figure 6, with realization response gas humidifying, film hydration, the function of removing extra water.
Fig. 4 amplifies the cross sectional representation of the water guide material 5 on the gas diffusion layers 2 in the water guide layer 6 of a cooling water runner having shown monolithic 1, porous and the membrane electrode.There is the mea of water guide material 5 can realize that altogether gas humidifying, film hydration, the battery of fuel cell cool off and remove the function of extra water on monolithic 1, water guide layer 6 and the gas diffusion layers 2.
In Fig. 5, the liquid in the cooling water runner not only has the effect of battery cooling, also has the humidifying effect, the part of this liquid by water guide layer 6, shown in green arrow, enter the reactant runner, become the humidifying source of gas in the reacting gas runner; A part enters other zone of gas diffusion layers 2 by the water guide material 5 on water guide layer 6 and the gas diffusion layers 2, and as shown by arrows, these water carry out humidifying to the reacting gas flow in gas diffusion layers 2 porous medias; Water guide material 5 on some infiltration water guide layer 6 and the gas diffusion layers 2 enters catalyst layer 3 and proton exchange membrane 4, becomes the water source of film hydration.
As shown in Figure 6, the invention provides a kind of new water-eliminating method, the method is utilized water guide layer 6, the formed capillarity of how empty medium of water guide material 5 and gas diffusion layers 2, by regulating the pressure differential between cooling water runner and the reacting gas runner, the part of excessive moisture will be gathered in herein owing to the water absorption of the water wetted material of the water guide material 5 of gas diffusion layers and water guide layer 6, shifts out waiting thereby can be imported into the cooling water runner.
The different needs of fuel cell operation, the pressure differential adjustment process can be pulsed or continous way, is used for supplying water, and shows as Fig. 5, or removes excessive moisture, shows as Fig. 6.
Claims (15)
1. one kind possesses gas humidification, film hydration, dewater and the monolayer bipolar plate fuel battery of battery refrigerating function, it comprises proton exchange membrane, the both sides of proton exchange membrane are compounded with catalyst layer, be compounded with the gas diffusion layers of handling through material which can retain moisture on the catalyst layer, the both sides of gas diffusion layers are equipped with lamina respectively as negative electrode and anode, lamina as negative electrode simultaneously is provided with air flow channel and cooling water runner, an opposite position as the anode lamina is provided with hydrogen runner and cooling water runner, the cooling water runner is communicated with gas diffusion layers by porous, between the gentle body diffused layer contact-making surface of cooling water runner, be provided with the water guide layer of handling through the water transferring material, difference bubbling air and hydrogen in air flow channel and the hydrogen runner.
2. according to claim 1ly possess gas humidification, film hydration, dewater and the monolayer bipolar plate fuel battery of battery refrigerating function, it is characterized in that: the one side as the lamina of negative electrode has been spaced a plurality of air flow channels and cooling water runner.
3. according to claim 1 and 2ly possess gas humidification, film hydration, dewater and the monolayer bipolar plate fuel battery of battery refrigerating function, it is characterized in that: the one side as the lamina of anode has been spaced a plurality of hydrogen runners and cooling water runner.
4. according to claim 1ly possess gas humidification, film hydration, dewater and the monolayer bipolar plate fuel battery of battery refrigerating function, it is characterized in that: the water guide layer that described water transferring material is handled is communicated with by porous with catalyst layer.
5. according to claim 3ly possess gas humidification, film hydration, dewater and the monolayer bipolar plate fuel battery of battery refrigerating function, it is characterized in that: described lamina is a porous media board.
6. one kind possesses gas humidification, film hydration, dewater and the monolayer bipolar plate fuel battery of battery refrigerating function, it comprises proton exchange membrane, the both sides of proton exchange membrane are compounded with catalyst layer, be compounded with the gas diffusion layers of handling through material which can retain moisture on the catalyst layer, the both sides of gas diffusion layers are equipped with lamina respectively as negative electrode and anode, lamina as negative electrode simultaneously is provided with air flow channel and cooling water runner, an opposite position as the anode lamina is provided with hydrogen runner and cooling water runner, the cooling water runner is communicated with gas diffusion layers by porous, in the cooling water runner, be provided with the water guide layer of handling through the water transferring material, difference bubbling air and hydrogen in air flow channel and the hydrogen runner.
7. according to claim 6ly possess gas humidification, film hydration, dewater and the monolayer bipolar plate fuel battery of battery refrigerating function, it is characterized in that: the one side as the lamina of negative electrode has been spaced a plurality of air flow channels and cooling water runner.
8. describedly possess gas humidification, film hydration, dewater and the monolayer bipolar plate fuel battery of battery refrigerating function according to claim 6 or 7, it is characterized in that: the one side as the lamina of anode has been spaced a plurality of hydrogen runners and cooling water runner.
9. according to claim 6ly possess gas humidification, film hydration, dewater and the monolayer bipolar plate fuel battery of battery refrigerating function, it is characterized in that: the water guide layer that described water transferring material is handled is communicated with by porous with catalyst layer.
10. according to claim 8ly possess gas humidification, film hydration, dewater and the monolayer bipolar plate fuel battery of battery refrigerating function, it is characterized in that: described lamina is a porous media board.
11. one kind possesses gas humidification, film hydration, dewater and the monolayer bipolar plate fuel battery of battery refrigerating function, it comprises proton exchange membrane, the both sides of proton exchange membrane are compounded with catalyst layer, be compounded with the gas diffusion layers of handling through material which can retain moisture on the catalyst layer, the both sides of gas diffusion layers are equipped with lamina respectively as negative electrode and anode, lamina as negative electrode simultaneously is provided with air flow channel and cooling water runner, an opposite position as the anode lamina is provided with hydrogen runner and cooling water runner, the cooling water runner is communicated with gas diffusion layers by porous, all be provided with the water guide layer of handling through the water transferring material in the cooling water runner and in the zone of cooling water runner and gas diffusion layers contact-making surface, difference bubbling air and hydrogen in air flow channel and the hydrogen runner.
12. according to claim 11ly possess gas humidification, film hydration, dewater and the monolayer bipolar plate fuel battery of battery refrigerating function, it is characterized in that: the one side as the lamina of negative electrode has been spaced a plurality of air flow channels and cooling water runner.
13. describedly possess gas humidification, film hydration, dewater and the monolayer bipolar plate fuel battery of battery refrigerating function according to claim 11 or 12, it is characterized in that: the one side as the lamina of anode has been spaced a plurality of hydrogen runners and cooling water runner.
14. according to claim 11ly possess gas humidification, film hydration, dewater and the monolayer bipolar plate fuel battery of battery refrigerating function, it is characterized in that: the water guide layer that described water transferring material is handled is communicated with by porous with catalyst layer.
15. according to claim 13ly possess gas humidification, film hydration, dewater and the monolayer bipolar plate fuel battery of battery refrigerating function, it is characterized in that: described lamina is a porous media board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101690786A CN101217201A (en) | 2007-12-27 | 2007-12-27 | A monolayer bipolar plate fuel battery with functions of gas humidification, film hydration, dewatering and cooling |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101690786A CN101217201A (en) | 2007-12-27 | 2007-12-27 | A monolayer bipolar plate fuel battery with functions of gas humidification, film hydration, dewatering and cooling |
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| CN101217201A true CN101217201A (en) | 2008-07-09 |
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| CNA2007101690786A Pending CN101217201A (en) | 2007-12-27 | 2007-12-27 | A monolayer bipolar plate fuel battery with functions of gas humidification, film hydration, dewatering and cooling |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103700801A (en) * | 2013-12-30 | 2014-04-02 | 中国科学院宁波材料技术与工程研究所 | Solid oxide fuel cell stack and cell connector thereof |
| CN103956511A (en) * | 2014-05-19 | 2014-07-30 | 上海空间电源研究所 | Fuel cell structure with self-humidifying function |
| CN104064778A (en) * | 2014-06-30 | 2014-09-24 | 中国东方电气集团有限公司 | Fuel cell and fuel cell membrane electrode thereof |
| CN106133972A (en) * | 2014-03-27 | 2016-11-16 | 西肯斯股份有限公司 | For extending equipment and the method in the service life of HT PEM fuel cell |
| CN106935883A (en) * | 2015-12-31 | 2017-07-07 | 上海恒劲动力科技有限公司 | Fuel cell system |
| CN107946610A (en) * | 2017-11-22 | 2018-04-20 | 武汉理工大学 | A kind of anode of fuel cell structure |
| CN112928308A (en) * | 2021-03-31 | 2021-06-08 | 华中科技大学 | Fuel cell bipolar plate for dehumidification and fuel cell stack thereof |
| CN113745562A (en) * | 2021-08-24 | 2021-12-03 | 西安交通大学 | Cathode flow field plate, bipolar plate and PEMFC for PEMFC |
| CN116207306A (en) * | 2023-04-24 | 2023-06-02 | 中汽数据有限公司 | Fuel cell electric drag coefficient determination method |
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2007
- 2007-12-27 CN CNA2007101690786A patent/CN101217201A/en active Pending
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103700801A (en) * | 2013-12-30 | 2014-04-02 | 中国科学院宁波材料技术与工程研究所 | Solid oxide fuel cell stack and cell connector thereof |
| CN106133972A (en) * | 2014-03-27 | 2016-11-16 | 西肯斯股份有限公司 | For extending equipment and the method in the service life of HT PEM fuel cell |
| CN103956511A (en) * | 2014-05-19 | 2014-07-30 | 上海空间电源研究所 | Fuel cell structure with self-humidifying function |
| CN103956511B (en) * | 2014-05-19 | 2016-08-24 | 上海空间电源研究所 | A kind of fuel cell structure having from humidification function |
| CN104064778A (en) * | 2014-06-30 | 2014-09-24 | 中国东方电气集团有限公司 | Fuel cell and fuel cell membrane electrode thereof |
| CN106935883B (en) * | 2015-12-31 | 2020-06-09 | 上海恒劲动力科技有限公司 | Fuel cell system |
| CN106935883A (en) * | 2015-12-31 | 2017-07-07 | 上海恒劲动力科技有限公司 | Fuel cell system |
| CN107946610A (en) * | 2017-11-22 | 2018-04-20 | 武汉理工大学 | A kind of anode of fuel cell structure |
| CN107946610B (en) * | 2017-11-22 | 2020-06-19 | 武汉理工大学 | Anode structure of fuel cell |
| CN112928308A (en) * | 2021-03-31 | 2021-06-08 | 华中科技大学 | Fuel cell bipolar plate for dehumidification and fuel cell stack thereof |
| CN113745562A (en) * | 2021-08-24 | 2021-12-03 | 西安交通大学 | Cathode flow field plate, bipolar plate and PEMFC for PEMFC |
| CN116207306A (en) * | 2023-04-24 | 2023-06-02 | 中汽数据有限公司 | Fuel cell electric drag coefficient determination method |
| CN116207306B (en) * | 2023-04-24 | 2023-08-01 | 中汽数据有限公司 | Fuel cell electric drag coefficient determination method |
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