WO2022248107A2 - Empilement de cellules de pile à combustible et pile à combustible comprenant un tel empilement - Google Patents
Empilement de cellules de pile à combustible et pile à combustible comprenant un tel empilement Download PDFInfo
- Publication number
- WO2022248107A2 WO2022248107A2 PCT/EP2022/058782 EP2022058782W WO2022248107A2 WO 2022248107 A2 WO2022248107 A2 WO 2022248107A2 EP 2022058782 W EP2022058782 W EP 2022058782W WO 2022248107 A2 WO2022248107 A2 WO 2022248107A2
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- WO
- WIPO (PCT)
- Prior art keywords
- face
- plate
- cooling
- last
- assembly
- 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.)
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Classifications
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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
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04007—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids related to heat exchange
- H01M8/04029—Heat exchange using liquids
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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
- H01M8/0267—Collectors; Separators, e.g. bipolar separators; Interconnectors having heating or cooling means, e.g. heaters or coolant flow channels
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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
- H01M8/002—Shape, form of a fuel cell
- H01M8/006—Flat
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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
- H01M8/0271—Sealing or supporting means around electrodes, matrices or membranes
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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
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1004—Fuel cells with solid electrolytes characterised by membrane-electrode assemblies [MEA]
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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
- H01M8/241—Grouping of fuel cells, e.g. stacking of fuel cells with solid or matrix-supported electrolytes
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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
- H01M8/2483—Details of groupings of fuel cells characterised by internal manifolds
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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
- H01M8/10—Fuel cells with solid electrolytes
- H01M2008/1095—Fuel cells with polymeric electrolytes
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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
Definitions
- the present invention relates to an assembly comprising a stack of fuel cell cells and a fuel cell comprising such an assembly.
- the invention relates more particularly to an assembly comprising a stack of a plurality of fuel cell cells with a proton exchange membrane in which the cells each comprise an anode plate and a cathode plate sandwiching a Membrane Electrodes Assembly (MEA).
- MEA Membrane Electrodes Assembly
- Fuel cell cells (anode side and cathode side) generate heat (the chemical reactions within the cell are exothermic) and must be cooled by a cooling circuit.
- each plate (anodic or cathodic) comprises a side dedicated to the circulation of reactive gases (air or hydrogen opposite the Assembly Membrane Electrodes) and one side (facing the outside of the cell) dedicated to the circulation of the cooling fluid (often a liquid).
- the passage of coolant via internal collectors requires the interface to be properly sealed at the level of the last cell and the end of the stack, while ensuring efficient cooling at this location.
- the present invention aims to effectively remedy these drawbacks by proposing an assembly comprising a stack of a plurality of fuel cell cells with a proton exchange membrane, the plurality of cells comprising a first cell at a first end of the stack and a last cell at a second end of the stack, each cell of the plurality comprising an anode plate and a cathode plate sandwiching a Membrane Electrodes Assembly, each plate comprising a reactive face and a cooling face opposite each other to the other, the reactive face of each plate being intended to face the Membrane Electrodes Assembly and being provided with reliefs and depressions forming a reagent circuit, for the circulation of a reactive fluid, the cooling face of the cathode plate of at least one of the cells being intended to face the cooling face of the anode plate of another cells, by defining between them reliefs and hollows to form an intercellular cooling circuit for the circulation of a cooling fluid, each plate comprising a reagent inlet manifold formed through the plate and being in fluid communication with the
- Such an assembly makes it possible to ensure optimal sealing at the level of one of the ends of the stack, in particular of the end of the stack that does not have a fluidic connection end piece.
- a blanking plate forming the last cooling circuit makes it possible to reduce the number of parts involved in order to seal at least one end of the stack, in particular that which is devoid of a connection end piece.
- fluidic for example the end which has no piping for the inlet/outlet of cooling fluid or reactive fluid. This simplifies the assembly of such a set.
- the closing face is glued or welded to the cooling face of the last end plate.
- the blanking plate and the last end plate form a single piece manufactured by casting, and/or machining and/or hydroforming and/or stamping and/or three-dimensional printing.
- the assembly has no flexible joint between the closing face and the cooling face of the last end plate.
- the assembly does not have a tightly mounted joint between the closing face and the cooling face of the last end plate.
- the assembly has no O-ring mounted between the closing face and the cooling face of the last end plate.
- the closing face is fixed to the cooling face of the last end plate so as to form between them a first sealing bead, at least a portion of which forms a loop around the inlet manifold of cooling fluid.
- the closing face is fixed to the cooling face of the last end plate so as to form between them a second sealing bead, at least a portion of which forms a loop around the outlet manifold of cooling fluid.
- the closing face is fixed to the cooling face of the last end plate so as to form a third sealing bead of which at least a portion forms a loop around the last cooling circuit
- the first, second and third cords are arranged to allow the cooling fluid entering through the cooling fluid inlet manifold to circulate only in the last cooling circuit and to exit only through the outlet manifold of cooling fluid.
- the closing face is fixed to the cooling face of the last end plate so as to form a fourth sealing bead, at least a portion of which forms a loop around the reagent inlet manifold.
- the fourth sealing bead is arranged so as to allow the reactive fluid entering via the reagent inlet manifold to circulate only towards the reactive face.
- the closing face is fixed to the cooling face of the last end plate so as to form a fifth sealing bead, at least a portion of which forms a loop around the reagent outlet manifold.
- the fifth sealing bead is arranged so as to allow the reactive fluid circulating on the reactive face to exit only through the reagent outlet manifold.
- the assembly comprises a distribution plate comprising an outer face intended to face an interface plate with an inlet and outlet pipe for the cooling fluid and with an inlet and outlet pipe for the reactive fluid, the distribution plate comprising an internal face fixed to the cooling face of the first end plate, the internal face and the cooling face of the first end plate defining therebetween reliefs and depressions to form a first cooling circuit for the circulation of the cooling fluid.
- the distribution plate comprises a plurality of through holes, respectively for the passage of the cooling fluid and the reactive fluid through the distribution plate, in particular so as to allow a distribution of these fluids, from the plate of interface to the first end plate.
- the internal face is glued or welded to the cooling face of the first end plate.
- the distribution plate and the first end plate form a single piece manufactured by molding, and/or machining and/or hydroforming and/or stamping and/or by three-dimensional printing.
- the internal face is fixed to the cooling face of the first end plate so as to form between them a sixth sealing bead, at least a portion of which forms a loop around the fluid inlet manifold cooling fluid, and/or a seventh sealing bead, at least a portion of which forms a loop around the coolant outlet manifold, and/or an eighth sealing bead, at least a portion of which forms a loop around the manifold reactive fluid inlet, and/or a ninth sealing bead, at least a portion of which forms a loop around the reactive fluid inlet manifold.
- the internal face is fixed to the cooling face of the first end plate so as to form between them a tenth sealing bead, at least a portion of which forms a loop around the first cooling circuit.
- the sixth bead is arranged so as to allow the cooling fluid entering through the cooling fluid inlet manifold to circulate only through said manifold and in the first cooling circuit.
- the seventh sealing bead is arranged so as to allow the cooling fluid circulating in the first cooling circuit to exit only through the cooling fluid outlet manifold.
- the cooling face of the cathode plate of at least one of the cells is fixed, in particular glued and/or welded, to the cooling face of the anode plate of another of the cells, so as to form a sealing in particular around the intercellular cooling circuit.
- a seal is interposed between the cooling face of the cathode plate of at least one of the cells and the cooling face of the anode plate of another of the cells, so as to form a seal in particular around the intercellular circuit cooling.
- the invention further relates to a fuel cell comprising an assembly as described above, a first electric current collector plate, a second electric current collector plate and an interface plate with inlet and outlet piping cooling fluid and reactive fluid.
- the cell comprises a first electrically insulating plate and a first clamping plate, the first electrically insulating plate being placed between the first collector plate and the first clamping plate.
- the cell comprises a second electrically insulating plate and a second clamping plate, the second electrically insulating plate being placed between the second collector plate and the second clamping plate.
- The is a schematic representation in perspective of an assembly according to the invention.
- the plurality of cells 30 includes a first cell 30 at a first end of the stack and a last cell 30 at a second end of the stack.
- Each cell 30 of the plurality comprises an anode plate 10 and a cathode plate 20 sandwiching a Membrane Electrodes Assembly 16.
- Each plate 10, 20 comprises a reactive face and a cooling face opposite each other, the reactive face of each plate 10, 20 being intended to face the Membrane Electrodes Assembly 16 and being provided with reliefs and hollows forming a reactive circuit, for the circulation of a reactive fluid.
- the cooling face of the cathode plate 20 of at least one of the cells 30 is intended to face the cooling face of the anode plate 10 of another of the cells 30, by defining between them reliefs and hollows to form an intercellular cooling circuit 15 for the circulation of a cooling fluid.
- each plate 10, 20 comprises:
- the reagent inlet manifold 3 of an anode plate 10 is in fluid communication with one of the orifices of a cathode plate 20 and the reagent outlet manifold 6 of the anode plate 10 is in fluid communication with another of the orifices of the cathode plate 20.
- the reagent inlet manifold 3 of a cathode plate 20 is in fluid communication with one of the orifices of an anode plate 10 and the reagent outlet manifold 6 of the cathode plate 20 is in fluid communication with another of the orifices of the anode plate 10.
- the stack allows a distribution of the reactive fluid dedicated to the anode plates 10 and a distribution of the reactive fluid dedicated to the cathode plates 20 by forming two independent circuits.
- One of the plates 10, 20 of the first cell 30 forms with one of the plates 10, 20 of another of the cells 30, a first intercellular cooling circuit 15 and the other of the plates 10, 20 of the first cell 30 forms a first end plate
- One of the plates 10, 20 of the last cell 30 forms with one of the plates 10, 20 of another of the cells 30, a last intercellular cooling circuit 15 and the other of the plates 10, 20 of the last cell 30 forms a final end plate.
- the assembly 1 comprises a blanking plate 21 comprising an electric current collecting face intended to face a first electric current collecting plate and a blanking face fixed to the cooling face of the last collecting plate. end, the closing face and the cooling face of the last end plate defining between them reliefs and hollows to form a last cooling circuit for the circulation of the cooling fluid.
- the assembly 1 further comprises a distribution plate 11 comprising an outer face intended to face an interface plate 17 with an inlet and outlet pipe for the cooling fluid and with an inlet and outlet pipe of the reactive fluid, the distribution plate comprising an internal face fixed to the cooling face of the first end plate, the internal face and the cooling face of the first end plate defining between them reliefs and depressions for forming a first cooling circuit for the circulation of the cooling fluid.
- a distribution plate 11 comprising an outer face intended to face an interface plate 17 with an inlet and outlet pipe for the cooling fluid and with an inlet and outlet pipe of the reactive fluid, the distribution plate comprising an internal face fixed to the cooling face of the first end plate, the internal face and the cooling face of the first end plate defining between them reliefs and depressions for forming a first cooling circuit for the circulation of the cooling fluid.
- the blanking face is welded to the cooling face of the last end plate and the inner face is welded to the cooling face of the first end plate.
- the closure face of the closure plate 21 comprises a reagent passage 12, 13 formed by reliefs and depressions, to allow fluid communication between the reagent inlet manifold 3, 4 and the reagent circuit or to allow fluid communication between the reagent outlet manifold 6, 7 and the reagent circuit.
- the closing face of the closing plate 21 comprises a cooling passage 13 formed by reliefs and hollows, to allow fluid communication between the cooling fluid inlet manifold 5 and the cooling circuit or to allow fluid communication between the cooling fluid outlet manifold 8, 9 and the cooling circuit.
- the reagent passage 12, 13 and the cooling passage 13 can be arranged at the level of the closing face, at the level of the last end plate or even on both.
- the battery comprises a first collecting plate, for collecting an electric current, the first collecting plate having one face in contact with the collecting face of the closing plate 21 and the other face in contact with a first electrically insulating plate 18 .
- the first electrically insulating plate 18 is flexible.
- the first collector plate is arranged to be embedded in a reception area provided on the collection face of the blanking plate 21.
- the stack further comprises an interface plate 17 with inlet and outlet piping for the cooling fluid and the reactive fluid.
- the cell has a second electrically insulating plate.
- This second electrically insulating plate can either be in the form of a separate element from the interface plate 17 and in contact with the interface plate 17, or else the interface plate 17 acts as a second electrically insulating plate. , in particular by one of its faces in contact with the distribution plate 11.
- all the pipes are thus arranged on the same side of the stack, the other side being closed off by the closing plate 21.
- the first end plate is an anode plate 10 and the last end plate is a cathode plate 20.
- the first end plate is a cathode plate 20 and the last end is an anode plate 10.
- the assembly 1 is arranged so that all of the fluid inlet and outlet pipes are arranged on the side of only one of the ends of the stack.
- the blanking plate 21 is a plate which closes all the collectors and the orifices of the last end plate. Such a blanking plate 21 makes it possible to present a flat face for collecting the electric current generated by the battery.
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Fuel Cell (AREA)
Abstract
Description
- un collecteur d’entrée de réactif 3, 4 formé au travers de la plaque 10, 20 et étant en communication fluidique avec le circuit de réactif par l’intermédiaire d’une première lumière 2 formée au travers de la plaque 10, 20 ;
- un collecteur de sortie de réactif 6, 7 formé au travers de la plaque 10, 20 et étant en communication fluidique avec le circuit de réactif par l’intermédiaire d’une deuxième lumière 2 formée au travers de la plaque 10, 20 ;
- un collecteur d’entrée de fluide de refroidissement 5 formé au travers de la plaque 10, 20 ;
- un collecteur de sortie de fluide de refroidissement 8, 9 formé au travers de la plaque 10, 20.
- au moins deux orifices formés au travers de la plaque 10, 20, chaque orifice étant agencé pour ne permettre une communication fluidique qu’au travers de la plaque 10, 20, sans être en communication fluidique avec le circuit de réactif.
Claims (10)
- Ensemble (1) comportant un empilement d’une pluralité de cellules (30) de pile à combustible à membrane échangeuse de protons, la pluralité de cellules (30) comportant une première cellule (30) à une première extrémité de l’empilement et une dernière cellule (30) à une deuxième extrémité de l’empilement, chaque cellule (30) de la pluralité comportant une plaque anodique (10) et une plaque cathodique (20) prenant en sandwich un Assemblage Membrane Electrodes (16), chaque plaque (10, 20) comprenant une face réactive et une face de refroidissement opposées l'une par rapport à l’autre, la face réactive de chaque plaque (10, 20) étant destinée à faire face à l’Assemblage Membrane Electrodes (16) et étant munie de reliefs et de creux formant un circuit de réactif, pour la circulation d’un fluide réactif, la face de refroidissement de la plaque cathodique (20) d’au moins une des cellules (30) étant destinée à faire face à la face de refroidissement de la plaque anodique (10) d’une autre des cellules (30), en définissant entre elles des reliefs et des creux pour former un circuit intercellulaire de refroidissement (15) pour la circulation d’un fluide de refroidissement, chaque plaque (10, 20) comportant un collecteur d’entrée de réactif (3, 4) formé au travers de la plaque (10, 20) et étant en communication fluidique avec le circuit de réactif, un collecteur de sortie de réactif (6, 7) formé au travers de la plaque (10, 20) et étant en communication fluidique avec le circuit de réactif, un collecteur d’entrée de fluide de refroidissement (5) formé au travers de la plaque (10, 20), un collecteur de sortie de fluide de refroidissement (8, 9) formé au travers de la plaque (10, 20), l’une des plaques (10, 20) de la première cellule (30) formant avec l’une des plaques (10, 20) d’une autre des cellules (30), un premier circuit intercellulaire de refroidissement (15), l’autre des plaques (10, 20) de la première cellule (30) formant une première plaque d’extrémité, l’une des plaques (10, 20) de la dernière cellule (30) formant avec l’une des plaques (10, 20) d’une autre des cellules (30), un dernier circuit intercellulaire de refroidissement (15), l’autre des plaques (10, 20) de la dernière cellule (30) formant une dernière plaque d’extrémité, l’ensemble (1) comportant une plaque d’obturation (21) comprenant une face de collecte de courant électrique destinée à faire face à une première plaque collectrice de courant électrique et une face d’obturation fixée à la face de refroidissement de la dernière plaque d’extrémité, la face d’obturation et la face de refroidissement de la dernière plaque d’extrémité définissant entre elles des reliefs et des creux pour former un dernier circuit de refroidissement pour la circulation du fluide de refroidissement, la plaque d’obturation (21) étant dépourvue de trou traversant pour le passage du fluide de refroidissement au travers de la plaque d’obturation ou pour le passage du fluide réactif au travers de la plaque d’obturation.
- Ensemble (1) selon la revendication précédente, la face d’obturation étant collée ou soudée à la face de refroidissement de la dernière plaque d’extrémité.
- Ensemble (1) selon l’une des revendications précédentes, la face d’obturation étant fixée à la face de refroidissement de la dernière plaque d’extrémité de sorte à former entre elles, un premier cordon d’étanchéité dont au moins une portion forme une boucle autour du collecteur d’entrée de fluide de refroidissement.
- Ensemble (1) selon l’une des revendications précédentes, la face d’obturation étant fixée à la face de refroidissement de la dernière plaque d’extrémité de sorte à former entre elles, un deuxième cordon d’étanchéité dont au moins une portion forme une boucle autour du collecteur de sortie de fluide de refroidissement.
- Ensemble (1) selon l’une des revendications précédentes, la face d’obturation étant fixée à la face de refroidissement de la dernière plaque d’extrémité de sorte à former un troisième cordon d’étanchéité dont au moins une portion forme une boucle autour du dernier circuit de refroidissement.
- Ensemble (1) selon l’une des revendications précédentes, la face d’obturation étant fixée à la face de refroidissement de la dernière plaque d’extrémité de sorte à former un quatrième cordon d’étanchéité dont au moins une portion forme une boucle autour du collecteur d’entrée de réactif.
- Ensemble (1) selon l’une des revendications précédentes, la face d’obturation étant fixée à la face de refroidissement de la dernière plaque d’extrémité de sorte à former un cinquième cordon d’étanchéité dont au moins une portion forme une boucle autour du collecteur de sortie de réactif.
- Ensemble (1) selon l’une des revendications précédentes, comportant une plaque de distribution (11) comprenant une face externe destinée à faire face à une plaque d’interface (17) avec une tuyauterie d’entrée et de sortie du fluide de refroidissement et avec une tuyauterie d’entrée et de sortie du fluide réactif, la plaque de distribution (11) comprenant une face interne fixée à la face de refroidissement de la première plaque d’extrémité, la face interne et la face de refroidissement de la première plaque d’extrémité définissant entre elles des reliefs et des creux pour former un premier circuit de refroidissement pour la circulation du fluide de refroidissement, la face interne étant notamment collée ou soudée à la face de refroidissement de la première plaque d’extrémité.
- Ensemble (1) selon la revendication précédente, la face interne étant fixée à la face de refroidissement de la première plaque d’extrémité de sorte à former entre elles, un sixième cordon d’étanchéité dont au moins une portion forme une boucle autour du collecteur d’entrée de fluide de refroidissement, et/ou un septième cordon d’étanchéité dont au moins une portion forme une boucle autour du collecteur de sortie de fluide de refroidissement, et/ou un huitième cordon d’étanchéité dont au moins une portion forme une boucle autour du collecteur d’entrée de fluide réactif, et/ou un neuvième cordon d’étanchéité dont au moins une portion forme une boucle autour du collecteur d’entrée de fluide réactif.
- Pile à combustible comprenant un ensemble (1) selon l’une quelconque des revendications précédentes, une première plaque collectrice de courant électrique, une deuxième plaque collectrice de courant électrique et une plaque d’interface (17) avec une tuyauterie d’entrée et de sortie du fluide de refroidissement et du fluide réactif.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP22720405.4A EP4348738A2 (fr) | 2021-05-25 | 2022-04-01 | Empilement de cellules de pile à combustible et pile à combustible comprenant un tel empilement |
| KR1020237040540A KR20240013124A (ko) | 2021-05-25 | 2022-04-01 | 연료 전지의 셀 스택 및 이러한 스택을 포함하는 연료 전지 |
| US18/562,826 US20240266560A1 (en) | 2021-05-25 | 2022-04-01 | Stack of fuel cell cells and fuel cell comprising such a stack |
| CN202280030240.9A CN117203802A (zh) | 2021-05-25 | 2022-04-01 | 燃料电池电池单元的堆叠体和包括这种堆叠体的燃料电池 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FRFR2105419 | 2021-05-25 | ||
| FR2105419A FR3123512B1 (fr) | 2021-05-25 | 2021-05-25 | Empilement de cellules de pile à combustible et pile à combustible comprenant un tel empilement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| WO2022248107A2 true WO2022248107A2 (fr) | 2022-12-01 |
| WO2022248107A3 WO2022248107A3 (fr) | 2023-02-23 |
Family
ID=77411795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/EP2022/058782 Ceased WO2022248107A2 (fr) | 2021-05-25 | 2022-04-01 | Empilement de cellules de pile à combustible et pile à combustible comprenant un tel empilement |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20240266560A1 (fr) |
| EP (1) | EP4348738A2 (fr) |
| KR (1) | KR20240013124A (fr) |
| CN (1) | CN117203802A (fr) |
| FR (1) | FR3123512B1 (fr) |
| WO (1) | WO2022248107A2 (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3155096A1 (fr) * | 2023-11-07 | 2025-05-09 | L'air Liquide, Société Anonyme Pour L’Étude Et L'exploitation Des Procédés Georges Claude | Empilement de cellules de pile à combustible et pile à combustible comprenant un tel empilement |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4237128B2 (ja) * | 2003-10-24 | 2009-03-11 | パナソニック株式会社 | 燃料電池セパレータ用金型、燃料電池セパレータの製造方法、燃料電池セパレータ、燃料電池セパレータの製造装置、及び燃料電池 |
| EP1734604B1 (fr) * | 2004-12-28 | 2013-04-03 | Panasonic Corporation | Pile a combustible et empilement de piles a combustible |
| FR3030120A1 (fr) * | 2014-12-16 | 2016-06-17 | Air Liquide | Empilement de cellules de pile a combustible et pile a combustible comprenant un tel empilement |
| DE102017105464A1 (de) * | 2017-03-15 | 2018-09-20 | Proton Motor Fuel Cell Gmbh | Stromsammlerplatten mit Fluidströmungsfeld für Brennstoffzellen |
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2021
- 2021-05-25 FR FR2105419A patent/FR3123512B1/fr active Active
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2022
- 2022-04-01 EP EP22720405.4A patent/EP4348738A2/fr active Pending
- 2022-04-01 CN CN202280030240.9A patent/CN117203802A/zh active Pending
- 2022-04-01 US US18/562,826 patent/US20240266560A1/en active Pending
- 2022-04-01 WO PCT/EP2022/058782 patent/WO2022248107A2/fr not_active Ceased
- 2022-04-01 KR KR1020237040540A patent/KR20240013124A/ko active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3155096A1 (fr) * | 2023-11-07 | 2025-05-09 | L'air Liquide, Société Anonyme Pour L’Étude Et L'exploitation Des Procédés Georges Claude | Empilement de cellules de pile à combustible et pile à combustible comprenant un tel empilement |
| WO2025098669A1 (fr) * | 2023-11-07 | 2025-05-15 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Empilement de cellules de pile à combustible et pile à combustible comprenant un tel empilement |
Also Published As
| Publication number | Publication date |
|---|---|
| FR3123512A1 (fr) | 2022-12-02 |
| WO2022248107A3 (fr) | 2023-02-23 |
| US20240266560A1 (en) | 2024-08-08 |
| KR20240013124A (ko) | 2024-01-30 |
| EP4348738A2 (fr) | 2024-04-10 |
| CN117203802A (zh) | 2023-12-08 |
| FR3123512B1 (fr) | 2023-08-25 |
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