JP5140926B2 - 固体酸化物形燃料電池 - Google Patents
固体酸化物形燃料電池 Download PDFInfo
- Publication number
- JP5140926B2 JP5140926B2 JP2006000696A JP2006000696A JP5140926B2 JP 5140926 B2 JP5140926 B2 JP 5140926B2 JP 2006000696 A JP2006000696 A JP 2006000696A JP 2006000696 A JP2006000696 A JP 2006000696A JP 5140926 B2 JP5140926 B2 JP 5140926B2
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- Prior art keywords
- fuel cell
- power generation
- separator
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- cell
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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
-
- 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
- H01M8/04—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
- H01M8/04014—Heat exchange using gaseous fluids; Heat exchange by combustion of reactants
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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
- H01M8/04067—Heat exchange or temperature measuring elements, thermal insulation, e.g. heat pipes, heat pumps, fins
- H01M8/04074—Heat exchange unit structures specially adapted for fuel cell
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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
- 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
- H01M8/24—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
- H01M8/0247—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the form
-
- 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)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Fuel Cell (AREA)
Description
多数の発電セルを直列に接続して構成される燃料電池スタックでは、各発電セルにこのような電圧の不均一が生じていると燃料電池のトータル出力が一部の低電圧セルにより制限されることになり、効率的な発電が行えないという問題を有していた。
図1は平板積層型の固体酸化物形燃料電池スタックの構成を示し、図2、図3は燃料電池スタックに用いる放熱体の構造を示し、図4は燃料電池スタックの積層方向の温度分布を示している。
この放熱体20は、熱伝導性に優れるステンレス鋼板にて構成されており、図2に示すように、円柱状の支持部22と、この支持部22の周側面より放射状に突設した複数(8枚)の放熱用プレート部材23(放熱フィン23)と、支持部22の上下両端に設けたフランジ部21、21とを備え、上記支持部22が燃料電池スタック1の面方向のほぼ中央に位置するように配設されている。
図3に示す放熱体20は、上下両端に設けられて隣接するセパレータ8、8との接触を得るフランジ部21、21と、これら上下のフランジ部21、21に挟まれるように積層方向に起立して並設された複数(4枚)の放熱用のプレート部材23とで構成されている。本実施形態では、この複数のプレート部材23は、放熱用として、且つ、セル電流の経路として、且つ、スタック積層方向の荷重を支える支持部としての役割を有している。
本構成では、プレート部材23の周辺のガス流はプレート部材23に沿った一方向に規制されるものの、図2の放熱体20に比べて構造は簡略化される。本構成においても、図2の放熱体20と同様の作用効果が得られることは勿論である。
5 発電セル
8 セパレータ
20 放熱体
21 フランジ部
22 支持部
23 放熱用プレート部材
Claims (2)
- 発電セルとセパレータを交互に積層して燃料電池スタックを構成すると共に、各発電セルに反応用ガスを供給して発電反応を生じさせる燃料電池において、
前記燃料電池スタック積層方向の中段部分において、前記セパレータと前記セパレータの間に放熱体が配設されており、
当該放熱体は、前記燃料電池スタック面方向の中央部分に配置されて主にセル電流の経路となると共に積層方向の荷重を支える柱状の支持部と、この支持部の両端に設けられて隣接セパレータとの接触を得るフランジ部と、前記支持部の周側面より放射状に突設された複数の放熱用プレート部材とで構成されることを特徴とする固体酸化物形燃料電池。 - 発電セルとセパレータを交互に積層して燃料電池スタックを構成すると共に、各発電セルに反応用ガスを供給して発電反応を生じさせる燃料電池において、
前記燃料電池スタック積層方向の中段部分において、前記セパレータと前記セパレータとの間に放熱体が配設されており、
前記放熱体は、積層方向に起立して間隔をおいて並設され、セル電流の経路となると共に積層方向の荷重を支える複数枚の放熱用プレート部材と、これら放熱用プレート部材の両端に設けられて隣接セパレータとの接触を得るフランジ部とで構成されることを特徴とする固体酸化物形燃料電池。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006000696A JP5140926B2 (ja) | 2005-01-14 | 2006-01-05 | 固体酸化物形燃料電池 |
US11/795,010 US20080274388A1 (en) | 2005-01-14 | 2006-01-12 | Solid Oxide Type Fuel Cell |
PCT/JP2006/300267 WO2006075647A1 (ja) | 2005-01-14 | 2006-01-12 | 固体酸化物形燃料電池 |
EP06711590A EP1845580A4 (en) | 2005-01-14 | 2006-01-12 | SOLID OXIDE TYPE FUEL CELL |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005007122 | 2005-01-14 | ||
JP2005007122 | 2005-01-14 | ||
JP2006000696A JP5140926B2 (ja) | 2005-01-14 | 2006-01-05 | 固体酸化物形燃料電池 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006222074A JP2006222074A (ja) | 2006-08-24 |
JP5140926B2 true JP5140926B2 (ja) | 2013-02-13 |
Family
ID=36677672
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006000696A Expired - Fee Related JP5140926B2 (ja) | 2005-01-14 | 2006-01-05 | 固体酸化物形燃料電池 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20080274388A1 (ja) |
EP (1) | EP1845580A4 (ja) |
JP (1) | JP5140926B2 (ja) |
WO (1) | WO2006075647A1 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5299839B2 (ja) * | 2008-03-19 | 2013-09-25 | Toto株式会社 | 燃料電池モジュール、及び燃料電池 |
JP5262241B2 (ja) * | 2008-03-31 | 2013-08-14 | 三菱マテリアル株式会社 | 固体酸化物形燃料電池 |
US8628887B2 (en) * | 2009-07-15 | 2014-01-14 | Cummins Power Generation Ip, Inc. | Fuel cell with low water consumption |
JP2011204602A (ja) * | 2010-03-26 | 2011-10-13 | Mitsubishi Materials Corp | 平板積層型の燃料電池 |
JP5423526B2 (ja) * | 2010-03-26 | 2014-02-19 | 三菱マテリアル株式会社 | 平板積層型の燃料電池 |
KR101542970B1 (ko) | 2013-12-31 | 2015-08-07 | 현대자동차 주식회사 | 연료 전지 스택 |
GB2524638B (en) * | 2015-02-06 | 2016-04-06 | Ceres Ip Co Ltd | Electrolyte forming process |
CN112201807B (zh) * | 2020-10-23 | 2021-12-07 | 潍坊市天浩机械科技有限公司 | 一种燃料电池的散热效果好的散热结构 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4182795A (en) * | 1978-07-10 | 1980-01-08 | Energy Research Corporation | Fuel cell thermal control and reforming of process gas hydrocarbons |
JPS6068562A (ja) * | 1983-09-22 | 1985-04-19 | Mitsubishi Electric Corp | 積層形燃料電池 |
JPS61186169U (ja) * | 1985-05-14 | 1986-11-20 | ||
US5547776A (en) * | 1991-01-15 | 1996-08-20 | Ballard Power Systems Inc. | Electrochemical fuel cell stack with concurrently flowing coolant and oxidant streams |
US5292599A (en) * | 1991-09-27 | 1994-03-08 | Ngk Insulators, Ltd. | Cell units for solid oxide fuel cells and power generators using such cell units |
JPH0636789A (ja) * | 1992-07-17 | 1994-02-10 | Fuji Electric Co Ltd | 積層燃料電池 |
JPH06251790A (ja) * | 1993-02-22 | 1994-09-09 | Toshiba Corp | 燃料電池 |
JPH1116581A (ja) * | 1997-06-20 | 1999-01-22 | Fuji Electric Corp Res & Dev Ltd | 固体酸化物型燃料電池 |
US7998635B2 (en) * | 2000-12-28 | 2011-08-16 | Mitsubishi Materials Corporation | Fuel cell structure for gas supply |
US6569227B2 (en) * | 2001-09-27 | 2003-05-27 | Idatech, Llc | Hydrogen purification devices, components and fuel processing systems containing the same |
JP2003346871A (ja) * | 2002-05-23 | 2003-12-05 | Honda Motor Co Ltd | 燃料電池スタック |
JP4645007B2 (ja) * | 2003-04-09 | 2011-03-09 | ソニー株式会社 | 燃料電池 |
JP4389492B2 (ja) * | 2003-06-11 | 2009-12-24 | 三菱マテリアル株式会社 | 燃料電池用セパレータおよび固体酸化物型燃料電池 |
-
2006
- 2006-01-05 JP JP2006000696A patent/JP5140926B2/ja not_active Expired - Fee Related
- 2006-01-12 EP EP06711590A patent/EP1845580A4/en not_active Withdrawn
- 2006-01-12 US US11/795,010 patent/US20080274388A1/en not_active Abandoned
- 2006-01-12 WO PCT/JP2006/300267 patent/WO2006075647A1/ja active Application Filing
Also Published As
Publication number | Publication date |
---|---|
EP1845580A1 (en) | 2007-10-17 |
US20080274388A1 (en) | 2008-11-06 |
WO2006075647A1 (ja) | 2006-07-20 |
JP2006222074A (ja) | 2006-08-24 |
EP1845580A4 (en) | 2009-01-21 |
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