KR20120105331A - 내부식성이 향상된 연료전지 스택 - Google Patents
내부식성이 향상된 연료전지 스택 Download PDFInfo
- Publication number
- KR20120105331A KR20120105331A KR1020110023094A KR20110023094A KR20120105331A KR 20120105331 A KR20120105331 A KR 20120105331A KR 1020110023094 A KR1020110023094 A KR 1020110023094A KR 20110023094 A KR20110023094 A KR 20110023094A KR 20120105331 A KR20120105331 A KR 20120105331A
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- KR
- South Korea
- Prior art keywords
- metal separator
- fuel cell
- stack
- gasket
- diffusion layer
- 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
- H01M8/0273—Sealing or supporting means around electrodes, matrices or membranes with sealing or supporting means in the form of a frame
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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
-
- 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
- H01M8/0271—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
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
-
- 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
-
- 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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- 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
-
- 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
- H01M8/028—Sealing means characterised by their material
-
- 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)
Abstract
Description
도 2는 본 발명의 일 실시예에 따른 연료전지 스택을 도시한 구성도이다.
도 3은 본 발명의 다른 실시예에 따른 연료전지 스택을 도시한 구성도이다.
도 4는 본 발명의 또 다른 실시예에 따른 연료전지 스택을 도시한 구성도이다.
도 5는 도 4의 실시예에서 금속분리판 및 가스켓을 도시한 도면이다.
12 : 기체확산층 13 : 금속분리판
14 : 가스켓 14a : 제1기밀부
14b : 제2기밀부 21a, 21b, 21c : 방수부
Claims (5)
- 단위 셀이 적층되어 구성되는 연료전지 스택에 있어서,
금속분리판의 외곽 부위에 금속분리판, 막전극접합체, 기체확산층, 가스켓 간의 접합면 틈새를 외곽에서 밀봉하는 방수부가 형성되어, 스택 내부로부터의 수증기 및 수분이 상기 방수부에 의해 각 금속분리판의 외곽 절단부위에 접촉되지 않도록 차단되는 것을 특징으로 하는 내부식성이 향상된 연료전지 스택.
- 청구항 1에 있어서,
상기 방수부는 금속분리판, 막전극접합체, 기체확산층, 가스켓의 외곽부 전체에 방수액을 도포하여 각 금속분리판의 외곽 절단부위를 덮도록 형성되는 것을 특징으로 하는 내부식성이 향상된 연료전지 스택.
- 청구항 1에 있어서,
상기 방수부는 금속분리판, 막전극접합체, 기체확산층, 가스켓의 외곽 전체를 감싸면서 각 금속분리판의 외곽 절단부위를 덮도록 방수 테이프를 부착하여 형성되는 것을 특징으로 하는 내부식성이 향상된 연료전지 스택.
- 청구항 1에 있어서,
상기 방수부는 이웃한 금속분리판 간에 스택의 체결력에 의해 압착된 상태로 개재되어 막전극접합체 및 기체확산층의 외곽을 둘러싸면서 완전히 밀봉하는 가스켓을 설치하여 형성되는 것을 특징으로 하는 내부식성이 향상된 연료전지 스택.
- 청구항 4에 있어서,
상기 가스켓은,
금속분리판과 막전극접합체 사이, 또는 금속분리판과 기체확산층 사이에 개재되어 압착된 상태로 기밀을 유지하는 제1기밀부와;
상기 제1기밀부와 일체로 형성되어 각 금속분리판 사이에서 압착된 상태로 제1기밀부, 막전극접합체 및 기체확산층의 외곽을 둘러싸면서 밀봉하는 제2기밀부;
를 포함하여 구성되는 것을 특징으로 하는 내부식성이 향상된 연료전지 스택.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020110023094A KR20120105331A (ko) | 2011-03-15 | 2011-03-15 | 내부식성이 향상된 연료전지 스택 |
| US13/152,463 US9172098B2 (en) | 2011-03-15 | 2011-06-03 | Fuel cell stack with improved corrosion resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020110023094A KR20120105331A (ko) | 2011-03-15 | 2011-03-15 | 내부식성이 향상된 연료전지 스택 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20120105331A true KR20120105331A (ko) | 2012-09-25 |
Family
ID=46828726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020110023094A Ceased KR20120105331A (ko) | 2011-03-15 | 2011-03-15 | 내부식성이 향상된 연료전지 스택 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US9172098B2 (ko) |
| KR (1) | KR20120105331A (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20150091383A (ko) * | 2012-12-05 | 2015-08-10 | 아우디 아게 | 연료 전지 장치 및 연료 전지 장치 내에서 수분을 관리하기 위한 방법 |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104508881B (zh) * | 2012-07-10 | 2017-12-05 | 阿海珐能量存储公司 | 具有改进的电绝缘的燃料电池 |
| DE102020103624A1 (de) * | 2020-02-12 | 2021-08-12 | Elringklinger Ag | Elektrochemische Vorrichtung und Verfahren zur Herstellung einer elektrochemischen Vorrichtung |
| CN112117465B (zh) * | 2020-08-06 | 2022-06-21 | 江苏大学 | 一种燃料电池气体扩散层及加工方法 |
Family Cites Families (26)
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| US5176966A (en) * | 1990-11-19 | 1993-01-05 | Ballard Power Systems Inc. | Fuel cell membrane electrode and seal assembly |
| US5284718A (en) * | 1991-09-27 | 1994-02-08 | Ballard Power Systems Inc. | Fuel cell membrane electrode and seal assembly |
| US5264299A (en) * | 1991-12-26 | 1993-11-23 | International Fuel Cells Corporation | Proton exchange membrane fuel cell support plate and an assembly including the same |
| DE4309976A1 (de) * | 1993-03-26 | 1994-09-29 | Daimler Benz Ag | Elektrochemische Mehrzellenbatterie |
| DE19713250C2 (de) * | 1997-03-29 | 2002-04-18 | Ballard Power Systems | Elektrochemischer Energiewandler mit Polymerelektrolytmembran |
| CN1122322C (zh) | 1998-04-17 | 2003-09-24 | 松下电器产业株式会社 | 固体高分子电解质型燃料电池及其制造方法 |
| DE19908555A1 (de) * | 1999-02-27 | 2000-09-28 | Freudenberg Carl Fa | Dichtungsanordnung für großflächige dünne Teile |
| US6322920B1 (en) * | 1999-08-26 | 2001-11-27 | Plug Power, Inc. | Fuel cell isolation system |
| US6777126B1 (en) * | 1999-11-16 | 2004-08-17 | Gencell Corporation | Fuel cell bipolar separator plate and current collector assembly and method of manufacture |
| JP3683799B2 (ja) | 2000-10-24 | 2005-08-17 | 本田技研工業株式会社 | 固体高分子電解質膜 |
| GB2368450B (en) * | 2000-10-25 | 2004-05-19 | Imperial College | Fuel cells |
| US6596427B1 (en) * | 2000-11-06 | 2003-07-22 | Ballard Power Systems Inc. | Encapsulating seals for electrochemical cell stacks and methods of sealing electrochemical cell stacks |
| US6946210B2 (en) * | 2000-11-27 | 2005-09-20 | Protonex Technology Corporation | Electrochemical polymer electrolyte membrane cell stacks and manufacturing methods thereof |
| FR2833870B1 (fr) * | 2001-12-20 | 2004-03-19 | Renault | Installation et procede de production de flans de tole |
| US7687181B2 (en) * | 2002-04-23 | 2010-03-30 | Protonex Technology Corporation | Channel-based electrochemical cassettes |
| JP4206710B2 (ja) | 2002-09-02 | 2009-01-14 | パナソニック株式会社 | 高分子電解質型燃料電池スタック |
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| DE502004002423D1 (de) * | 2003-09-17 | 2007-02-08 | Huettenberger Produktionstechn | Verfahren zur Herstellung von Bipolarplatten für Brennstoffzellen- oder Elektrolyseur-Stapel, sowie Bipolarplatte |
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| US7569291B2 (en) * | 2005-02-14 | 2009-08-04 | Henkel Corporation | Method and composition for bonding and sealing fuel cell components |
| JP4862283B2 (ja) | 2005-05-24 | 2012-01-25 | 日産自動車株式会社 | 燃料電池 |
| KR100622247B1 (ko) * | 2005-06-24 | 2006-09-08 | 삼성에스디아이 주식회사 | 연료전지 시스템용 몰딩 스택 |
| US7838168B2 (en) * | 2006-08-24 | 2010-11-23 | Salter L Carlton | Functionally integrated hydrogen fuel cell |
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-
2011
- 2011-03-15 KR KR1020110023094A patent/KR20120105331A/ko not_active Ceased
- 2011-06-03 US US13/152,463 patent/US9172098B2/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20150091383A (ko) * | 2012-12-05 | 2015-08-10 | 아우디 아게 | 연료 전지 장치 및 연료 전지 장치 내에서 수분을 관리하기 위한 방법 |
Also Published As
| Publication number | Publication date |
|---|---|
| US20120237847A1 (en) | 2012-09-20 |
| US9172098B2 (en) | 2015-10-27 |
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