JP5075462B2 - 燃料電池 - Google Patents
燃料電池 Download PDFInfo
- Publication number
- JP5075462B2 JP5075462B2 JP2007109140A JP2007109140A JP5075462B2 JP 5075462 B2 JP5075462 B2 JP 5075462B2 JP 2007109140 A JP2007109140 A JP 2007109140A JP 2007109140 A JP2007109140 A JP 2007109140A JP 5075462 B2 JP5075462 B2 JP 5075462B2
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- JP
- Japan
- Prior art keywords
- communication hole
- metal separator
- seal portion
- fuel cell
- oxidant gas
- 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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- 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
-
- 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
- H01M8/0276—Sealing means characterised by their form
-
- 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
-
- 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
- H01M8/24—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
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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
- H01M8/2484—Details of groupings of fuel cells characterised by external 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
- H01M8/0204—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
- H01M8/24—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
- H01M8/242—Grouping of fuel cells, e.g. stacking of fuel cells with solid or matrix-supported electrolytes comprising framed electrodes or intermediary frame-like gaskets
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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
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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)
Description
14、16、80、90…金属セパレータ
18…単位セル 24a、24b…エンドプレート
26a…酸化剤ガス供給連通孔 26b…酸化剤ガス排出連通孔
28a…燃料ガス供給連通孔 28b…燃料ガス排出連通孔
30a、32a…冷却媒体供給連通孔 30b、32b…冷却媒体排出連通孔
34…固体高分子電解質膜 36…カソード側電極
38…アノード側電極 40…酸化剤ガス流路
42…燃料ガス流路 44…冷却媒体流路
46、48…シール部材
46a、48a、48c…流路シール部
46b、48b、48d…周回シール部
50a、50b、54a、54b…荷重受け部
62、64…角部補強リブ
63a、63b、65a、65b、82a、82b、92a、92b…2重シール部
Claims (3)
- 電解質の両側に一対の電極が設けられる電解質・電極構造体と、シール部材が設けられる金属セパレータとが積層されるとともに、前記金属セパレータの角部には、少なくとも反応ガスを積層方向に流す連通孔が形成される燃料電池であって、
前記金属セパレータの外周部には、前記角部を挟んで樹脂製荷重受け部が設けられるとともに、
前記シール部材は、前記連通孔を周回する外周シール部と、
前記樹脂製荷重受け部と前記連通孔との間に設けられ、前記外周シール部と同一断面形状を有する2重シール部と、
を有することを特徴とする燃料電池。 - 請求項1記載の燃料電池において、前記連通孔は、前記樹脂製荷重受け部から離間する方向に向かって湾曲乃至屈曲する開口形状を有することを特徴とする燃料電池。
- 請求項1又は2記載の燃料電池において、前記2重シール部は、前記金属セパレータの両面に且つ積層方向に沿って同一位置に設けられることを特徴とする燃料電池。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007109140A JP5075462B2 (ja) | 2007-04-18 | 2007-04-18 | 燃料電池 |
US12/104,771 US8043766B2 (en) | 2007-04-18 | 2008-04-17 | Fuel cell exhibiting enhanced separator sealing structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007109140A JP5075462B2 (ja) | 2007-04-18 | 2007-04-18 | 燃料電池 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008269874A JP2008269874A (ja) | 2008-11-06 |
JP5075462B2 true JP5075462B2 (ja) | 2012-11-21 |
Family
ID=39872527
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007109140A Active JP5075462B2 (ja) | 2007-04-18 | 2007-04-18 | 燃料電池 |
Country Status (2)
Country | Link |
---|---|
US (1) | US8043766B2 (ja) |
JP (1) | JP5075462B2 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5562593B2 (ja) * | 2009-06-04 | 2014-07-30 | 本田技研工業株式会社 | 燃料電池スタック |
JP5928427B2 (ja) | 2013-09-27 | 2016-06-01 | トヨタ自動車株式会社 | 燃料電池 |
US11527765B2 (en) * | 2015-11-13 | 2022-12-13 | Greengt Sa | Bipolar separator for a fuel cell |
DE102017201989A1 (de) * | 2017-02-08 | 2018-08-09 | Bayerische Motoren Werke Aktiengesellschaft | Separatorplatte mit Distanzelement sowie Brennstoffzellensystem |
JP6968746B2 (ja) * | 2018-04-17 | 2021-11-17 | 本田技研工業株式会社 | 燃料電池用セパレータ部材及び燃料電池スタック |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3422511B2 (ja) | 1993-03-15 | 2003-06-30 | 三菱重工業株式会社 | 燃料電池用スタック |
JP3489181B2 (ja) | 1994-03-10 | 2004-01-19 | トヨタ自動車株式会社 | 燃料電池の単電池およびその製造方法 |
JPH11283637A (ja) * | 1998-03-27 | 1999-10-15 | Denso Corp | 燃料電池 |
JP4558150B2 (ja) * | 2000-06-30 | 2010-10-06 | アイシン高丘株式会社 | 燃料電池及びそのセパレータ |
JP3571687B2 (ja) * | 2000-12-07 | 2004-09-29 | 本田技研工業株式会社 | シール一体型セパレータの製造方法 |
JP3571696B2 (ja) * | 2001-01-30 | 2004-09-29 | 本田技研工業株式会社 | 燃料電池及び燃料電池スタック |
CA2401915C (en) * | 2001-09-11 | 2007-01-09 | Matsushita Electric Industrial Co., Ltd. | Polymer elecrolyte fuel cell |
JP4498664B2 (ja) * | 2002-05-15 | 2010-07-07 | 大日本印刷株式会社 | 平面型の高分子電解質型燃料電池用のセパレータ部材及び該セパレータ部材を用いた高分子電解質型燃料電池 |
JP4450553B2 (ja) | 2002-12-25 | 2010-04-14 | 本田技研工業株式会社 | 燃料電池 |
JP4611653B2 (ja) * | 2004-03-25 | 2011-01-12 | 本田技研工業株式会社 | 燃料電池用セパレータおよびその製造方法 |
JP4515233B2 (ja) * | 2004-11-24 | 2010-07-28 | 本田技研工業株式会社 | 燃料電池とセル締結ピン |
JP5122836B2 (ja) * | 2007-02-27 | 2013-01-16 | 本田技研工業株式会社 | 燃料電池 |
-
2007
- 2007-04-18 JP JP2007109140A patent/JP5075462B2/ja active Active
-
2008
- 2008-04-17 US US12/104,771 patent/US8043766B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US20080261104A1 (en) | 2008-10-23 |
US8043766B2 (en) | 2011-10-25 |
JP2008269874A (ja) | 2008-11-06 |
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