JP5368062B2 - 固体酸化物型燃料電池 - Google Patents
固体酸化物型燃料電池 Download PDFInfo
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- JP5368062B2 JP5368062B2 JP2008291857A JP2008291857A JP5368062B2 JP 5368062 B2 JP5368062 B2 JP 5368062B2 JP 2008291857 A JP2008291857 A JP 2008291857A JP 2008291857 A JP2008291857 A JP 2008291857A JP 5368062 B2 JP5368062 B2 JP 5368062B2
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- electrolyte layer
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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
-
- 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
- H01M8/0263—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant having meandering or serpentine paths
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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
- H01M8/12—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte
- H01M8/124—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte characterised by the process of manufacturing or by the material of the electrolyte
- H01M8/1246—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte characterised by the process of manufacturing or by the material of the electrolyte the electrolyte consisting of oxides
- H01M8/1253—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte characterised by the process of manufacturing or by the material of the electrolyte the electrolyte consisting of oxides the electrolyte containing zirconium oxide
-
- 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
- H01M8/2404—Processes or apparatus for grouping fuel cells
-
- 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
- H01M8/2425—High-temperature cells with solid electrolytes
- H01M8/2432—Grouping of unit cells of planar configuration
-
- 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
-
- 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
-
- 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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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Fuel Cell (AREA)
Description
図1は、本発明の実施形態に係るデバイスである固体酸化物型燃料電池(以下、単に「燃料電池」と称呼する。)10の破断斜視図である。図2は、燃料電池10の部分分解斜視図である。燃料電池10は、薄板体11とセパレータ12(支持部材)とが交互に積層されることにより形成されている。即ち、燃料電池10は、平板スタック構造を備えている。
(1/2)・O2+2e−→O2− (於:空気極層11c) …(1)
H2+O2−→H2O+2e− (於:燃料極層11b) …(2)
以下、薄板体11の詳細について説明する。薄板体11の部分側面図である図6に示すように、燃料極層11bは、Ni及びYSZの微細な(例えば、1μm未満の粒径を有する)粒子からなる多孔質層である。空気極層11cは、LSCFの微細な(例えば、1μm未満の粒径を有する)粒子からなる多孔質層である。
以下、燃料電池10の製造方法の一例について簡単に説明する。先ず、薄板体11の製造方法について説明する。先ず、シート(燃料極層11bとなる層)の下面に、図8に示すように、YSZの微細な粒径(例えば、1μm以下)の粉末からなるセラミックグリーンシート(電解質層11aとなる層)が積層される。なお、シート(燃料極層11bとなる層)の下面に、上記粉末からなるシート(電解質層11aとなる層)が印刷法により形成されてもよい。
以下、上述のように、薄板体11の電解質層11aを、厚さが0.3μm以上且つ5μm以下であって、且つ厚さ方向において単一の粒子から構成したことによる作用・効果について述べる。
Claims (5)
- 固体電解質層と、前記固体電解質層の上面に形成された燃料極層と、前記固体電解質層の下面に形成された空気極層とが積層・焼成されてなる1又は複数の薄板体と、
前記1又は複数の薄板体を支持する複数の支持部材と、
を備え、前記薄板体と前記支持部材とが1つずつ交互に積層されてなり、
前記各薄板体について、前記薄板体と前記薄板体の上方に隣接する前記支持部材との間にて燃料ガスの流路である燃料流路が区画・形成され、前記薄板体と前記薄板体の下方に隣接する前記支持部材との間にて酸素を含むガスの流路である空気流路が区画・形成された固体酸化物型燃料電池において、
前記固体電解質層の厚さは、0.3μm以上且つ5μm以下であって、前記固体電解質層は、前記固体電解質層の厚さ方向において単一の粒子から構成され、前記粒子は、前記固体電解質層の平面方向に膨らんだ扁平形状を呈している固体酸化物型燃料電池。 - 請求項1に記載の固体酸化物型燃料電池において、
前記薄板体の厚さは、20μm以上且つ200μm以下である固体酸化物型燃料電池。 - 請求項1又は請求項2に記載の固体酸化物型燃料電池において、
前記固体電解質層の厚さは、0.3μm以上且つ2μm以下である、固体酸化物型燃料電池。 - 固体電解質層と、
前記固体電解質層の上面に形成された燃料極層と、
前記固体電解質層の下面に形成された空気極層と、
が積層・焼成されてなる固体酸化物型燃料電池であって、
前記固体電解質層の厚さは、0.3μm以上且つ5μm以下であって、前記固体電解質層は、前記固体電解質層の厚さ方向において単一の粒子から構成され、前記粒子は、前記固体電解質層の平面方向に膨らんだ扁平形状を呈している固体酸化物型燃料電池。 - 請求項4に記載の固体酸化物型燃料電池において、
前記固体電解質層の厚さは、0.3μm以上且つ2μm以下である、固体酸化物型燃料電池。
Priority Applications (2)
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JP2008291857A JP5368062B2 (ja) | 2008-01-30 | 2008-11-14 | 固体酸化物型燃料電池 |
US12/350,323 US8956780B2 (en) | 2008-01-30 | 2009-01-08 | Solid oxide fuel cell |
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JP2008018470 | 2008-01-30 | ||
JP2008018470 | 2008-01-30 | ||
JP2008291857A JP5368062B2 (ja) | 2008-01-30 | 2008-11-14 | 固体酸化物型燃料電池 |
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JP2009206080A JP2009206080A (ja) | 2009-09-10 |
JP2009206080A5 JP2009206080A5 (ja) | 2011-09-08 |
JP5368062B2 true JP5368062B2 (ja) | 2013-12-18 |
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JP (1) | JP5368062B2 (ja) |
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WO2010107228A2 (ko) | 2009-03-16 | 2010-09-23 | 한국과학기술연구원 | 기공 경사 구조의 나노 기공성 층을 포함하는 연료극 지지형 고체 산화물 연료 전지 및 그 제조 방법 |
TWI472090B (zh) * | 2011-04-22 | 2015-02-01 | Univ Nat Cheng Kung | Fuel cell solid electrolyte structure |
JP7465849B2 (ja) * | 2021-06-10 | 2024-04-11 | 森村Sofcテクノロジー株式会社 | 電気化学反応単セルおよび電気化学反応セルスタック |
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JPH1116585A (ja) * | 1997-06-26 | 1999-01-22 | Tokyo Gas Co Ltd | 平板型固体電解質燃料電池及びその積層方法 |
US7033637B1 (en) * | 1999-01-12 | 2006-04-25 | Microcoating Technologies, Inc. | Epitaxial thin films |
JP4811622B2 (ja) * | 2001-05-01 | 2011-11-09 | 日産自動車株式会社 | 固体電解質型燃料電池 |
JP2004207088A (ja) * | 2002-12-26 | 2004-07-22 | Nissan Motor Co Ltd | ガス透過性基体及びこれを用いた固体酸化物形燃料電池 |
CA2452657C (en) * | 2003-02-18 | 2009-03-03 | Sulzer Markets And Technology Ag | A power source with solid oxide fuel cells |
US7527888B2 (en) * | 2003-08-26 | 2009-05-05 | Hewlett-Packard Development Company, L.P. | Current collector supported fuel cell |
US20060189142A1 (en) * | 2004-06-30 | 2006-08-24 | Yuji Saito | Method for making a sub-micron solid oxide electrolyte membrane |
US7303833B2 (en) * | 2004-12-17 | 2007-12-04 | Corning Incorporated | Electrolyte sheet with a corrugation pattern |
JP2006286607A (ja) * | 2005-03-07 | 2006-10-19 | Dainippon Printing Co Ltd | 固体酸化物形燃料電池 |
WO2007024907A2 (en) * | 2005-08-23 | 2007-03-01 | Massachusetts Institute Of Technology | Micro fuel cell |
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US8956780B2 (en) | 2015-02-17 |
US20090191440A1 (en) | 2009-07-30 |
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