[특허]Solid electrolyte fuel cell supported by an integrated reformer

Solid electrolyte fuel cell supported by an integrated reformer 원문보기

IPC분류정보
국가/구분	United States(US) Patent 등록
국제특허분류(IPC7판)	H01M-008/10
출원번호	UP-0964605 (2004-10-15)
등록번호	US-7670703 (2010-04-21)
발명자 / 주소	Gitzhofer, François Lasia, Andrzej Abatzoglou, Nicolas Rowntree, Paul Jurewicz, Jerzy Brisard, Gessie Ménard, Hugues Boulos, Maher
출원인 / 주소	Societe de Commercialisation des Produits de la Recherche Appliquee Socpra Sciences Et Genie S.E.C.
대리인 / 주소	Ogilvy Renault LLP
인용정보	피인용 횟수 : 0 인용 특허 : 26

초록 ▼

The solid oxide fuel cell can comprise: an electroconductive and porous reformer including a catalytically active material and shaped to constitute a solid slab having a first surface and a second surface opposite the first surface, and a plurality of adjacent grooves along the first surface, and flat regions adjacent the plurality of grooves; an anode layer covering the plurality of grooves of the reformer slab and having a corresponding grooved shape; an electrolyte layer covering the anode layer over the plurality of grooves of the reformer slab and having a corresponding grooved shape, and extending over the flat regions; and a cathode layer covering the electrolyte layer over the grooves of the reformer slab and having a corresponding grooved shape.

대표청구항 ▼

What is claimed is: 1. A reformer supported solid oxide fuse cell comprising: an electroconductive and porous reformer including a catalytically active material and shaped to constitute a slab having an unexposed first surface and a second surface opposite the first surface, and a plurality of adjacent grooves along the first surface, and flat regions adjacent the plurality of grooves; an anode layer having an unexposed first surface superposed to the first surface of the reformer slab and a second surface opposite the anode first surface, the anode layer covering the plurality of grooves of the reformer slab and having a corresponding grooved shape; an electrolyte layer having a first surface superposed to the second surface of the anode layer and a second surface opposite the electrolyte first surface, the electrolyte layer covering the anode layer over the plurality of grooves of said reformer slab and having a corresponding grooved shape, and extending over the flat regions; and a cathode layer having an unexposed first surface superposed to the second surface of the electrolyte layer, the cathode layer covering the electrolyte layer over the plurality of grooves of said reformer slab and having a corresponding grooved shape. 2. A reformer supported solid oxide fuel cell as claimed in claim 1, wherein the thickness of the slab ranges between 1 and 5 millimeters. 3. A reformer supported solid oxide fuel cell as claimed in claim 1, comprising at least one bipolar plate, the slab being contiguous to one of said at least one bipolar plate. 4. A reformer supported solid oxide fuel cell as claimed in claim 1, wherein said catalytically active material comprises between 10% and 30% wt of polymeric ceramic. 5. A reformer supported solid oxide fuel cell as claimed in claim 1, wherein the thicknesses of said anode layer, said electrolyte layer, and said cathode layer range between 5 and 100 micrometers. 6. A reformer supported solid oxide fuel cell as claimed in claim 1, wherein said anode layer comprises a mixture of an electrolyte and a metal catalyst. 7. A reformer supported solid oxide fuel cell as claimed in claim 1, wherein said electrolyte layer comprises a doped ceramic ionic conductor. 8. A reformer supported solid oxide fuel cell as claimed in claim 1, wherein said cathode comprises a perovskite material selected from the group consisting of: lantanum strontium manganate, lantanum strontium ferrite, and lantanum strontium cobalt ferrite. 9. A reformer supported solid oxide fuel cell as claimed in claim 1, wherein said solid oxide fuel cell is operable between 500 and 700° C. 10. A reformer supported solid oxide fuel cell as claimed in claim 1, wherein the anode layer and the cathode layer have a substantially identical surface area S1. 11. A reformer supported solid oxide fuel cell as claimed in claim 1, wherein the electrolyte layer and the reformer slab have a substantially identical surface area S2. 12. A reformer supported solid oxide fuel cell as claimed in claim 1, wherein at least one of the anode layer and the cathode layer has a surface area S1 and wherein at least one of the electrolyte layer and the reformer slab has a surface area S2, larger than the surface area S1.

이 특허에 인용된 특허 (26)

Kuo Lewis ; Ruka Roswell J. ; Singhal Subhash C., Air electrode composition for solid oxide fuel cell.
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Divisek Jiri,DEX ; de Haart Lambertus G.J.,NLX ; Riensche Ernst,DEX ; Stimming Ulrich,DEX, Anode substrate for a high temperature fuel cell.
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Dederer Jeffrey T. ; Hager Charles A., Electrochemical fuel cell generator having an internal and leak tight hydrocarbon fuel reformer.
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Naoumidis Aristides,DEX ; Tietz Frank,DEX ; Stover Detlev,DEX, Electrode substrate for fuel cell.
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Tannenberger Helmut (Le Chateau de St. Croix CHX) Gruner Heiko (Beinwil a. See CHX), Fuel cell battery and solid electrolyte fuel cells therefore.
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Rohr Franz J. (Abtsteinach DEX), Fuel cell system including porous, panel type support and process for producing the same.
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Greiner Horst,DEX, High temperature fuel cell and high temperature fuel cell stack.
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Isenberg Arnold O. (Forest Hills PA), High temperature solid electrolyte fuel cell configurations and interconnections.
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Isenberg Arnold O. (Pittsburgh PA), Hydrocarbon reformer for electrochemical cells.
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Khandkar Ashok C. ; Elangovan Singaravelu, Integrated reformer/CPN SOFC stack module design.
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Baozhen Li ; Ruka Roswell J. ; Singhal Subhash C., Interfacial material for solid oxide fuel cell.
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Rohr Franz J. (Abtsteinach) Belzner Andreas (Heidelberg) Stadelmann Heinz (Schrobenhausen DEX), Method for mechanically connecting high-temperature fuel cells to a fuel cell support.
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Pal Uday B. (Monroeville PA) Singhal Subhash C. (Murrysville PA) Moon David M. (Pittsburgh PA) Folser George R. (Lower Burrell PA), Method of doping interconnections for electrochemical cells.
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Chen Chieh-Cheng ; Prasad Ravi, Method of fabricating ceramic membranes.
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Roby Mark S. (Killingworth CT) Totakura Nagabhushanam (North Haven CT) Christoforou Christopher T. (Hamden CT), Method of increasing the plasticity and/or elasticity of polymers via supercritical fluid extraction and medical devices.
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Singh Prabhakar (Export PA) Ruka Roswell J. (Churchill Boro ; Allegheny County PA), Oxide modified air electrode surface for high temperature electrochemical cells.
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Lalancette Jean-Marc (Sherbrooke CAX) Menard Hugues (Sherbrooke CAX) Potvin Estelle (Sherbrooke CAX), Phosphate bonded composite electrodes.
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Galloway Terry R., Process and system for converting carbonaceous feedstocks into energy without greenhouse gas emissions.
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Nagayasu Hiromitsu,JPX ; Miyamoto Hitoshi,JPX ; Ikemoto Yasuhiko,JPX, Solid electrolyte fuel cell power generating system.
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Diethelm Roland (Winterthur CHX), Solid electrolytic fuel cell and method of dissipating heat therein.
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Anzai Iwao (Yokohama JPX) Matsuoka Shigeki (Yokohama JPX) Uehara Jun (Yokohama JPX), Solid oxide fuel cell.
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Gardner Frederick J. (Derby GB2) Day Michael J. (Derby GB2) Brandon Nigel P. (Leicestershire GB2) Brownell John B. (Derbyshire GB2), Solid oxide fuel cell stack.
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Gardner Frederick J. (Derby GB2) Day Michael J. (Derby GB2) Brandon Nigel P. (Leicestershire GB2) Brownell John B. (Derbyshire GB2), Solid oxide fuel cell stack.
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Gardner Frederick J. (Derby GB2) Day Michael J. (Derby GB2) Brandon Nigel P. (Leicestershire GB2) Brownell John B. (Derbyshire GB2), Solid oxide fuel cell stack.
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Singh Prabhu (Export PA) George Raymond A. (Pittsburgh PA), System for operating solid oxide fuel cell generator on diesel fuel.
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Hartvigsen Joseph J. (Kaysville UT) Khandkar Ashok C. (Salt Lake City UT), Thermally integrated reformer for solid oxide fuel cells.
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