CN105428671A - High-power-density PEMFC (proton exchange membrane fuel cell) pile - Google Patents
High-power-density PEMFC (proton exchange membrane fuel cell) pile Download PDFInfo
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- CN105428671A CN105428671A CN201510939281.1A CN201510939281A CN105428671A CN 105428671 A CN105428671 A CN 105428671A CN 201510939281 A CN201510939281 A CN 201510939281A CN 105428671 A CN105428671 A CN 105428671A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/023—Porous and characterised by the material
- H01M8/0241—Composites
- H01M8/0243—Composites in the form of mixtures
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/0258—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/2465—Details of groupings of fuel cells
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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
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Fuel Cell (AREA)
Abstract
The invention discloses a high-power-density PEMFC (proton exchange membrane fuel cell) pile. The pile comprises end plates on two sides, collector plates fixed on inner sides of the end plates as well as multiple elementary cells repeatedly piled between the collector plates on two sides, wherein each elementary cell comprises a three-in-one membrane electrode and special polar plates which are distributed on two sides of the three-in-one electrode and used for PEMFCs, one surface of the special polar plate is a flat plate surface, a gas flow field is pressed on the other surface according to the designed flow field, the flat plate surface is attached to the three-in-one membrane electrode, and the flow field surface is closely attached to a conductive connector made of a metal material or a non-metal material. Bipolar plates are not used for the pile, the weight of the pile is substantially reduced, the specific power density is increased, and the production cost of the pile is reduced; the assembly efficiency of the pile is improved and the process of fuel cell industrialization is accelerated.
Description
Technical field
The invention belongs to fuel cell field, be specifically related to a kind of high power density PEMFC(Proton Exchange Membrane Fuel Cells) pile.
Background technology
Proton Exchange Membrane Fuel Cells is the device of electric energy by the chemical energy of hydrogen, and its advantage is product is water, Zero-discharge non-pollution, and noise is low, and transformation efficiency is high.Working temperature can be run at low ambient temperatures, is the first-selection of portable power source and base station power and fixed power source.Traditional fuel cell, is made up of membrane electrode, bipolar plates, collector plate, end plate and securing member.Because polymer-membrane fuel battery monolithic voltage is low, in actual applications, be superimposed by multiple battery unit to be together in series, form pile.
Lighting and compact conformation are one of emphasis of fuel cell future development, current fuel cell is due to the reason such as volume, weight, can only be suitable at some particular places, constrain applying of fuel cell greatly, how to alleviate the weight of fuel cell pile, improve fuel cell volume energy density, by wider for fuel cells applications general, become the major issue being badly in need of at present solving.
Bipolar plates is component the heaviest in fuel cell component, mainly plays a part to support and distribution of gas.Traditional bipolar plates is graphite bi-polar plate or metal double polar plates substantially, it is over half that weight accounts for pile weight, volume accounts for about the 30%--70% of fuel cell volume, make fuel cell weight and volume bigger than normal, fuel cell range of application and field, require, close under overcritical condition, more and more to restrict the commercialization step of fuel cell in the current bulk density to fuel cell and weight density.Therefore, the problem emphasis of fuel cell pile lighting and densification is just the transformation to fuel cell conventional bipolar plate structure.
In fuel cell in the market, the also rarely found bipolar plates direct-assembling pile of not using, even if having, also be use other device to replace bipolar plates for certain object, such as publication number is an application for a patent for invention of CN102422469A, just disclose a kind of pile that bipolar plates is not set, there is a pair catalyst layer of solid polymer dielectric film and the described polymer dielectric film of clamping.The layered product of solid polymer dielectric film and catalyst layer is clamped further by a pair gas diffusion layers.Adjacent catalyst layer and gas diffusion layers form gas-diffusion electrode.Solid polymer dielectric film and a pair gas-diffusion electrode are further with laminated state constituting membrane electrode assembly (MEA).MEA is clamped by a pair barrier film further.This barrier film obtains in the following manner: be applied in by punch forming process on the thin plate of below thickness 0.5mm, be shaped to concaveconvex shape.The protuberance of the barrier film observed from MEA side contacts with MEA.The recess of the barrier film observed from MEA side to be used as during fuel cell operation gas by using gas passage.In the disclosure file, comprise electrolyte membrane layer, catalyst layer, gas diffusion layers and outermost barrier film, although wherein do not arrange bipolar plates, no matter but barrier film is from being in shape or functionally all consistent with bipolar plates role, compare bipolar plates and alleviate some weight, but still occupy certain weight and volume, can not tackle the problem at its root.
Summary of the invention
Goal of the invention: based on the situation of current fuel battery double plates and market to the energy density requirement of fuel cell, the invention provides a kind of structure of high power density pemfc stack, alleviate weight and the volume of pile, improve the energy density of pile, widen the application of pile, solid foundation has been established in the commercialization for pile.
Technical scheme: high power density pemfc stack of the present invention, comprise the end plate of both sides, be fixed on the collector plate inside described end plate, and the some blade unit batteries of repeatedly stacking between the collector plate of both sides, it is characterized in that, element cell described in every sheet includes three in one membreane electrode and is distributed in the special pole plate of Proton Exchange Membrane Fuel Cells of described three in one membreane electrode both sides, the surface one side of this special pole plate is platen surface, another side is suppressed with gas flowfield according to the flow field of design, wherein, be fitted in after planar surface coated with conductive resilient coating on described three in one membreane electrode, flow field face fits tightly on conducting connecting part, described conducting connecting part is made up of metal material or nonmetallic materials, outer surface is provided with conductive coating, conduction current, inside has cooling fluid flow field, cooling pile,
The special pole plate of described Proton Exchange Membrane Fuel Cells is prepared from by following component:
Carbon fiber short fiber 40 ~ 60 parts;
Resin 4 ~ 18 parts;
Carbon dust or graphite powder 10 ~ 40 parts;
Pore creating material 0.5 ~ 1.5 part;
Reinforcing agent DH-41.5 ~ 2.5 part,
Each component is with parts by weight.
In the present invention, the special pole plate of Proton Exchange Membrane Fuel Cells not only plays effect gas being diffused into three in one membreane electrode and carrying out reacting, also be shaped with flow field in surface pressure, without the need to arranging bipolar plates, can be uniformly distributed gas, gas diffusion layers in set conventional fuel cell and bipolar plates are integrated, and significantly alleviate the weight of pile.And in order to prevent hydrogen and oxygen from leaking inside pile and mixing, being provided with between two panels element cell again and there is sealing, cooling and the conducting connecting part of electric conductivity.
The present invention further preferably technical scheme is, the special pole plate of Proton Exchange Membrane Fuel Cells of described three in one membreane electrode both sides is respectively the special pole plate of anode and the special pole plate of negative electrode, the flow field degree of depth of the special polar board surface of described anode is 0.3 ~ 1mm, and the flow field degree of depth of the special polar board surface of described negative electrode is 0.5 ~ 2mm.
Further, the planar surface symmetry of the special pole plate of described anode and the special pole plate of negative electrode overlays three in one membreane electrode both sides.
Further, the preparation method of the special pole plate of described Proton Exchange Membrane Fuel Cells is:
(1) batch mixing: by carbon fiber short fiber and mixed with resin, and after stirring, then add carbon dust or graphite powder, pore creating material, reinforcing agent DH-4, continue to stir;
(2) suppress: according to flow field patterns and the size of design, rear for step (1) process mixture is put into mould inner pressure and makes one side for platen surface, another side has the pole plate of flow field structure, and this electrode thickness is 0.6 ~ 3mm, porosity is 50% ~ 80%, and aperture is 0.1 μm ~ 3 μm;
(3) graphitization: compressing pole plate is carried out high temperature graphitization process, graphitization condition is: high temperature 1800---2300 DEG C, nitrogen protection or in vacuum, after completing, cooling is stand-by;
(4) hydrophobic: the PTFE solution pole plate after graphitization being put into 10% ~ 60% soaks, after draining, calcination hydrophobic treatment at 300 ~ 400 DEG C, cooling after completing, obtains the special pole plate of this Proton Exchange Membrane Fuel Cells.
Preferably, be also provided with L-type positioning supporting part between the two end plates of pile both sides, some described element cells are fixedly supported between the end plate of both sides by described L-type positioning supporting part.
Further, described L-type positioning supporting part is 4, is separately fixed on four angles of described end plate.
Preferably, separated between element cell by conducting connecting part, the two sides surrounding of described conducting connecting part has the sealing gasket matched with element cell, seals for pile.
Preferably, fixed by I shape securing member between the two end plates of pile both sides, the some blade unit batteries between two end plates are overlayed fixing.
Operation principle of the present invention is: because the monolithic voltage of fuel cell is lower, needs monolithic battery to carry out superposition and to be cascaded formation pile.Hydrogen and oxygen enter pile by respective air inlet respectively, be uniformly distributed under the effect of special polar plate flow field, and carry out corresponding electrochemical reaction by the surface that the hole of special pole plate is diffused into membrane electrode, the water produced is diffused in corresponding flow field by the hole of special pole plate, discharges through flow field.
Beneficial effect: (1) pile of the present invention does not use bipolar plates, the pole plate of lighting is used to replace traditional bipolar plates and gas diffusion layers, drastically reduce the area pile weight, improve pile specific power density, compared with traditional pile, the air-cooled pile power density > 2.1kw/L of the present invention's composition, the pile > 3.2kw/L of water-cooled; Simultaneously because pile of the present invention does not use bipolar plates, reduce the volume of pile, widened Proton Exchange Membrane Fuel Cells application; Decrease the contact resistance of pile number of fitting parts and pile inside, improve the performance of pile; Improve the packaging efficiency of pile, accelerate the step of Proton Exchange Membrane Fuel Cells industrialization;
(2) the present invention arranges L-type positioning supporting part between the end plate of both sides, reinforcing agent is added in special pole plate, can guarantee that special pole plate completes the support of pile, under the prerequisite that bipolar plates is not set, holding structure is firm, external support is conducive to the weight and the volume that alleviate pile, improves specific volume density and the weight/power ratio density of pile.
Accompanying drawing explanation
Fig. 1 is the internal structure schematic diagram of high power density pemfc stack of the present invention;
Fig. 2 is the outline drawing of high power density pemfc stack of the present invention.
Wherein: 1-end plate, 2-collector plate, 3-membrane electrode, the special pole plate of 4-anode, the special pole plate of 5-negative electrode, 6-conductive buffer layer, 7-conducting connecting part, 8-L type positioning supporting part, 9-I shape securing member, 41-anode gas flow field, 51-cathode gas flow fields.
Embodiment
Below by accompanying drawing, technical solution of the present invention is described in detail, but protection scope of the present invention is not limited to described embodiment.
embodiment 1:a kind of high power density pemfc stack, comprise the end plate 1 of both sides, be fixed on the collector plate 2 inside end plate 1, and the some blade unit batteries of repeatedly stacking between both sides collector plate 2, every blade unit battery three in one membreane electrode 3 and be distributed in the special pole plate of anode 4 and the special pole plate 5 of negative electrode of membrane electrode both sides respectively;
The thickness of the special pole plate 4 of anode is 0.6 ~ 3mm, and porosity is 50 ~ 80%, and aperture is 0.1 ~ 3 μm, its surface one side is platen surface, it is 10 ~ 700 μm of conductive buffer layers 6 that surface is coated with thickness, and another side is suppressed with anode gas flow field 41 according to the flow field of design, and the flow field degree of depth is 0.3 ~ 1mm.
Preferably, the thickness of the special pole plate 4 of anode is 1.2mm, and porosity is 70%, and aperture is 1.5 μm, and the degree of depth of anode gas flow field 41 is 0.6mm, and the flow field that anode gas flow field 41 is formed is serpentine flow.
The thickness of the special pole plate 5 of negative electrode is 0.6 ~ 3mm, and porosity is 50 ~ 80%, and aperture is 0.1 ~ 3 μm, its surface one side is platen surface, it is 10 ~ 700 μm of conductive buffer layers 6 that surface is coated with thickness, and another side is suppressed with cathode gas flow fields 51 according to the flow field of design, and the flow field degree of depth is 0.5 ~ 2mm.
Preferably, the thickness of the special pole plate 5 of negative electrode is 1.2mm, and porosity is 65%, and aperture is 2 μm, and the conductie buffer layer thickness of its planar surface is the degree of depth of 100 μm of cathode gas flow fields 51 is 1mm, and the flow field that cathode gas flow fields 51 is formed is serpentine flow.
The planar surface of the special pole plate 4 of anode is fitted on three in one membreane electrode 3, the flow field face of the special pole plate 4 of anode of outermost a slice element cell is fitted on the collector plate 2 of side by conducting connecting part 7, and the flow field face of the special pole plate of anode 4 of remaining element battery is fitted on the special pole plate 5 of negative electrode of another blade unit battery by conducting connecting part 7.
The planar surface of the special pole plate 5 of negative electrode is fitted on three in one membreane electrode 3, the flow field face of the special pole plate 5 of negative electrode of outermost a slice element cell is fitted on the collector plate 2 of opposite side by conducting connecting part 7, and the flow field face of the special pole plate of negative electrode 4 of remaining element battery is fitted on the special pole plate 5 of anode of another blade unit battery by conducting connecting part 7.
Conducting connecting part 7 metal material or nonmetallic materials are made, and outer surface is provided with conductive coating, conduction current, and inside has cooling fluid flow field, cooling pile.
Also be provided with four L-type positioning supporting parts 8 between the end plate 1 of both sides, be separately fixed on four angles of end plate 1, some blade unit batteries are fixedly supported between both sides end plate 1 by L-type positioning supporting part 8; Fixed by I shape securing member 9 between two end plates 1 simultaneously, the some blade unit batteries between two end plates 1 are overlayed fixing.
The special pole plate of Proton Exchange Membrane Fuel Cells comprises following component in the present embodiment:
Carbon fiber short fiber 40 ~ 60 parts;
Resin 4 ~ 18 parts;
Carbon dust or graphite powder 10 ~ 40 parts;
Pore creating material 0.5 ~ 1.5 part;
Reinforcing agent DH-41.5 ~ 2.5 part,
Each component is with parts by weight.
Preferably, carbon fiber short fiber is 49 parts; Resin is 10 parts; Carbon dust is 38 parts; Pore creating material is 1 part; Reinforcing agent DH-4 is 2 parts.
The concrete preparation method of the special pole plate of this Proton Exchange Membrane Fuel Cells is:
(1) batch mixing: by carbon fiber short fiber and mixed with resin, and after stirring, then add carbon dust or graphite powder, pore creating material, reinforcing agent DH-4, continue to stir;
(2) suppress: according to flow field patterns and the size of design, mixture after step (1) process is put into mould inner pressure and makes one side for dull and stereotyped, another side has the pole plate of flow field structure, and this electrode thickness is 0.6 ~ 3mm, porosity is 50% ~ 80%, and aperture is 0.1 μm ~ 3 μm;
(3) graphitization: compressing pole plate is carried out high temperature graphitization process, graphitization condition is: high temperature 1800 ~ 2300 DEG C, nitrogen protection or in vacuum, after completing, cooling is stand-by;
(4) hydrophobic: the PTFE solution pole plate after graphitization being put into 10% ~ 60% soaks, after draining, calcination hydrophobic treatment at 300 ~ 400 DEG C, cooling after completing, obtains this special pole plate.
As mentioned above, although represented with reference to specific preferred embodiment and described the present invention, it shall not be construed as the restriction to the present invention self.Under the spirit and scope of the present invention prerequisite not departing from claims definition, various change can be made in the form and details to it.
Claims (8)
1. a high power density pemfc stack, comprise the end plate of both sides, be fixed on the collector plate inside described end plate, and the some blade unit batteries of repeatedly stacking between the collector plate of both sides, it is characterized in that, element cell described in every sheet includes three in one membreane electrode and is distributed in the special pole plate of Proton Exchange Membrane Fuel Cells of described three in one membreane electrode both sides, the surface one side of this special pole plate is platen surface, another side is suppressed with gas flowfield according to the flow field of design, wherein, be fitted in after planar surface coated with conductive resilient coating on described three in one membreane electrode, flow field face fits tightly on conducting connecting part, described conducting connecting part is made up of metal material or nonmetallic materials, outer surface is provided with conductive coating, conduction current, inside has cooling fluid flow field, cooling pile,
The special pole plate of described Proton Exchange Membrane Fuel Cells is prepared from by following component:
Carbon fiber short fiber 40 ~ 60 parts;
Resin 4 ~ 18 parts;
Carbon dust or graphite powder 10 ~ 40 parts;
Pore creating material 0.5 ~ 1.5 part;
Reinforcing agent DH-41.5 ~ 2.5 part,
Each component is with parts by weight.
2. high power density pemfc stack according to claim 1, it is characterized in that, the special pole plate of Proton Exchange Membrane Fuel Cells of described three in one membreane electrode both sides is respectively the special pole plate of anode and the special pole plate of negative electrode, the flow field degree of depth of the special polar board surface of described anode is 0.3 ~ 1mm, and the flow field degree of depth of the special polar board surface of described negative electrode is 0.5 ~ 2mm.
3. high power density pemfc stack according to claim 2, is characterized in that, the planar surface symmetry of the special pole plate of described anode and the special pole plate of negative electrode overlays three in one membreane electrode both sides.
4. high power density pemfc stack according to claim 1, is characterized in that, the preparation method of the special pole plate of described Proton Exchange Membrane Fuel Cells is:
(1) batch mixing: by carbon fiber short fiber and mixed with resin, and after stirring, then add carbon dust or graphite powder, pore creating material, reinforcing agent DH-4, continue to stir;
(2) suppress: according to flow field patterns and the size of design, rear for step (1) process mixture is put into mould inner pressure and makes one side for platen surface, another side has the pole plate of flow field structure, and this electrode thickness is 0.6 ~ 3mm, porosity is 50% ~ 80%, and aperture is 0.1 μm ~ 3 μm;
(3) graphitization: compressing pole plate is carried out high temperature graphitization process, graphitization condition is: high temperature 1800---2300 DEG C, nitrogen protection or in vacuum, after completing, cooling is stand-by;
(4) hydrophobic: the PTFE solution pole plate after graphitization being put into 10% ~ 60% soaks, after draining, calcination hydrophobic treatment at 300 ~ 400 DEG C, cooling after completing, obtains the special pole plate of this Proton Exchange Membrane Fuel Cells.
5. high power density pemfc stack according to claim 1, is characterized in that, is also provided with L-type positioning supporting part between the two end plates of pile both sides, and some described element cells are fixedly supported between the end plate of both sides by described L-type positioning supporting part.
6. high power density pemfc stack according to claim 5, is characterized in that, described L-type positioning supporting part is 4, is separately fixed on four angles of described end plate.
7. high power density pemfc stack according to claim 1, be is characterized in that, separated between element cell by conducting connecting part, and the two sides surrounding of described conducting connecting part has the sealing gasket matched with element cell, seals for pile.
8. the high power density pemfc stack according to claim 1 ~ 7 any one, is characterized in that, is fixed between the two end plates of pile both sides by I shape securing member, overlays fixing by the some blade unit batteries between two end plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510939281.1A CN105428671B (en) | 2015-12-15 | 2015-12-15 | A kind of high power density pemfc stack |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510939281.1A CN105428671B (en) | 2015-12-15 | 2015-12-15 | A kind of high power density pemfc stack |
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| CN105428671A true CN105428671A (en) | 2016-03-23 |
| CN105428671B CN105428671B (en) | 2017-11-21 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111916788A (en) * | 2020-08-14 | 2020-11-10 | 贵州梅岭电源有限公司 | Fuel cell heat balance electric pile |
| CN113013533A (en) * | 2019-12-19 | 2021-06-22 | 上海神力科技有限公司 | Fuel cell shock-proof device and fuel cell system |
| CN113991139A (en) * | 2021-11-10 | 2022-01-28 | 上海氢晨新能源科技有限公司 | Fuel cell stack assembly structure |
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| CN1440574A (en) * | 2000-05-12 | 2003-09-03 | 霍尼韦尔国际公司 | Nanocomposite for fuel cell bipolar plate |
| CN1595697A (en) * | 2004-06-24 | 2005-03-16 | 武汉理工大学 | A bipolar plate for fuel cell with proton exchange membrane and preparation method thereof |
| CN102569828A (en) * | 2010-12-22 | 2012-07-11 | 清华大学 | Microcrystal graphite compound for double-pole plate of fuel cell and preparation method of microcrystal graphite compound |
| CN103746122A (en) * | 2013-12-20 | 2014-04-23 | 苏州市万泰真空炉研究所有限公司 | Preparation method of composite material bipolar plates of novel fuel cells |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1440574A (en) * | 2000-05-12 | 2003-09-03 | 霍尼韦尔国际公司 | Nanocomposite for fuel cell bipolar plate |
| CN1595697A (en) * | 2004-06-24 | 2005-03-16 | 武汉理工大学 | A bipolar plate for fuel cell with proton exchange membrane and preparation method thereof |
| CN102569828A (en) * | 2010-12-22 | 2012-07-11 | 清华大学 | Microcrystal graphite compound for double-pole plate of fuel cell and preparation method of microcrystal graphite compound |
| CN103746122A (en) * | 2013-12-20 | 2014-04-23 | 苏州市万泰真空炉研究所有限公司 | Preparation method of composite material bipolar plates of novel fuel cells |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113013533A (en) * | 2019-12-19 | 2021-06-22 | 上海神力科技有限公司 | Fuel cell shock-proof device and fuel cell system |
| CN111916788A (en) * | 2020-08-14 | 2020-11-10 | 贵州梅岭电源有限公司 | Fuel cell heat balance electric pile |
| CN113991139A (en) * | 2021-11-10 | 2022-01-28 | 上海氢晨新能源科技有限公司 | Fuel cell stack assembly structure |
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| CN105428671B (en) | 2017-11-21 |
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Address after: Suzhou City, Jiangsu Province, Yushan Town, Kunshan City, 215313 Yu Yang Road No. 299, room 3 Applicant after: Jiangsu hydrogen power new energy Co., Ltd. Address before: 215313, Jiangsu, Kunshan City, Yushan Town, Yu Yang Road, No. 299, Ping An International Industrial Park A building, Applicant before: Jiangsu Lv Yao fuel cell system Manufacturing Co., Ltd |
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