JP4678830B2 - 燃料電池スタック - Google Patents
燃料電池スタック Download PDFInfo
- Publication number
- JP4678830B2 JP4678830B2 JP2005030212A JP2005030212A JP4678830B2 JP 4678830 B2 JP4678830 B2 JP 4678830B2 JP 2005030212 A JP2005030212 A JP 2005030212A JP 2005030212 A JP2005030212 A JP 2005030212A JP 4678830 B2 JP4678830 B2 JP 4678830B2
- Authority
- JP
- Japan
- Prior art keywords
- power generation
- separator
- fuel cell
- cell stack
- fuel
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- 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
- H01M8/0204—Non-porous and characterised by the material
- H01M8/0206—Metals or alloys
-
- 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
-
- 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
- H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
- H01M8/04089—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
- H01M8/04119—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyte; Humidifying or dehumidifying
- H01M8/04156—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyte; Humidifying or dehumidifying with product water removal
-
- 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
-
- 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
- H01M8/2457—Grouping of fuel cells, e.g. stacking of fuel cells with both reactants being gaseous or vaporised
-
- 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
-
- 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
Landscapes
- 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)
Description
12a、12b…端部発電セル 14…積層体
16a、16b…ターミナルプレート 18a、18b…絶縁プレート
20a、20b…エンドプレート 22…電解質膜・電極構造体
24、26…金属セパレータ 28…固体高分子電解質膜
30…アノード側電極 32…カソード側電極
40a…酸化剤ガス入口連通孔 40b…酸化剤ガス出口連通孔
42a…冷却媒体入口連通孔 42b…冷却媒体出口連通孔
44a…燃料ガス入口連通孔 44b…燃料ガス出口連通孔
46…酸化剤ガス流路 48…燃料ガス流路
50…冷却媒体流路
60a、60b、62a、62b…外側セパレータ
Claims (3)
- 電解質の両側に一対の電極が配設される電解質・電極構造体を有し、前記電解質・電極構造体とセパレータとを有する発電セルが複数積層される燃料電池スタックであって、
前記発電セルの積層方向の端部に配設される端部発電セルを備え、
前記端部発電セルを構成する外側セパレータは、前記積層方向の端部側に配設される第1外側セパレータと、
前記積層方向の内側に配設される第2外側セパレータと、
を備えるとともに、
前記第1外側セパレータは、前記第2外側セパレータよりも親水性が高く設定されることを特徴とする燃料電池スタック。 - 請求項1記載の燃料電池スタックにおいて、前記第一外側セパレータにおける水の接触角は、前記第2外側セパレータにおける水の接触角よりも小さく設定されることを特徴とする燃料電池スタック。
- 請求項1又は2記載の燃料電池スタックにおいて、前記第一外側セパレータは、水の接触角が90度以下であることを特徴とする燃料電池スタック。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005030212A JP4678830B2 (ja) | 2005-02-07 | 2005-02-07 | 燃料電池スタック |
US11/345,837 US20060177723A1 (en) | 2005-02-07 | 2006-02-01 | Fuel cell stack |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005030212A JP4678830B2 (ja) | 2005-02-07 | 2005-02-07 | 燃料電池スタック |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006216481A JP2006216481A (ja) | 2006-08-17 |
JP4678830B2 true JP4678830B2 (ja) | 2011-04-27 |
Family
ID=36780342
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005030212A Expired - Fee Related JP4678830B2 (ja) | 2005-02-07 | 2005-02-07 | 燃料電池スタック |
Country Status (2)
Country | Link |
---|---|
US (1) | US20060177723A1 (ja) |
JP (1) | JP4678830B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5301785B2 (ja) * | 2007-03-28 | 2013-09-25 | Jx日鉱日石エネルギー株式会社 | 燃料電池スタック |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004179061A (ja) * | 2002-11-28 | 2004-06-24 | Toyota Motor Corp | 燃料電池 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4462842A (en) * | 1979-08-13 | 1984-07-31 | Showa Aluminum Corporation | Surface treatment process for imparting hydrophilic properties to aluminum articles |
EP0646151B1 (en) * | 1991-06-14 | 1997-11-05 | W.L. Gore & Associates, Inc. | Surface modified porous expanded polytetrafluoroethylene and process for making |
US7179554B2 (en) * | 2001-06-29 | 2007-02-20 | Plug Power Inc. | Fuel cell systems |
JP2005044688A (ja) * | 2003-07-24 | 2005-02-17 | Honda Motor Co Ltd | 燃料電池スタック |
-
2005
- 2005-02-07 JP JP2005030212A patent/JP4678830B2/ja not_active Expired - Fee Related
-
2006
- 2006-02-01 US US11/345,837 patent/US20060177723A1/en not_active Abandoned
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004179061A (ja) * | 2002-11-28 | 2004-06-24 | Toyota Motor Corp | 燃料電池 |
Also Published As
Publication number | Publication date |
---|---|
JP2006216481A (ja) | 2006-08-17 |
US20060177723A1 (en) | 2006-08-10 |
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