KR100525974B1 - 연료전지 - Google Patents
연료전지 Download PDFInfo
- Publication number
- KR100525974B1 KR100525974B1 KR10-2003-0054003A KR20030054003A KR100525974B1 KR 100525974 B1 KR100525974 B1 KR 100525974B1 KR 20030054003 A KR20030054003 A KR 20030054003A KR 100525974 B1 KR100525974 B1 KR 100525974B1
- Authority
- KR
- South Korea
- Prior art keywords
- gas
- flow path
- gas flow
- diffusion layer
- separator plate
- 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
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
- H01M8/0258—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant
- H01M8/026—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant characterised by grooves, e.g. their pitch or depth
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/8605—Porous electrodes
-
- 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
- H01M8/023—Porous and characterised by the material
- H01M8/0241—Composites
- H01M8/0245—Composites in the form of layered or coated products
-
- 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
- H01M8/1007—Fuel cells with solid electrolytes 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
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/023—Porous and characterised by the material
- H01M8/0232—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
- H01M8/023—Porous and characterised by the material
- H01M8/0234—Carbonaceous 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Composite Materials (AREA)
- Fuel Cell (AREA)
Abstract
Description
Claims (5)
- 고분자 전해질막, 상기 고분자 전해질막을 끼운 한 쌍의 전극, 및 상기 전극의 바깥쪽에 배치되어 상기 전극에 연료가스 또는 산화제가스를 공급하는 가스유로를 가진 한 쌍의 세퍼레이터판을 구비하고, 상기 전극이 촉매층 및 가스확산층으로 이루어지며, 상기 가스확산층은 상기 세퍼레이터판에 바로 접하는 표면 A와 상기 가스유로에 임하는(면하는) 표면 B를 가지며, 표면 A를 가진 부분의 기공율이 표면 B를 가진 부분의 기공율보다도 낮고, 또한 표면 B가 상기 가스유로내로 돌출하고 있으며, 상기 가스확산층의 표면 A를 가진 부분의 기공율과 표면 B를 가진 부분의 기공율의 비가 0.20∼0.85인 연료전지.
- 삭제
- 제 1 항 또는 제 2 항에 있어서, 상기 가스확산층의 표면 B가 상기 가스유로내에 0.10∼0.25mm 돌출하고 있는 연료전지.
- 제 1 항 또는 제 2 항에 있어서, 상기 가스유로는, 그 폭이 1.0∼2.0mm, 깊이가 1.0∼2.0mm이고, 상기 가스유로사이에 형성되는 리브의 폭이 0.5∼1.0mm인 연료전지.
- 제 3 항에 있어서, 상기 가스유로는, 그 폭이 1.0∼2.0mm, 깊이가 1.0∼2.0mm이고, 상기 가스유로사이에 형성되는 리브의 폭이 0.5∼1.0mm인 연료전지.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002230538 | 2002-08-07 | ||
| JPJP-P-2002-00230538 | 2002-08-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20040014273A KR20040014273A (ko) | 2004-02-14 |
| KR100525974B1 true KR100525974B1 (ko) | 2005-11-03 |
Family
ID=31972376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR10-2003-0054003A Expired - Fee Related KR100525974B1 (ko) | 2002-08-07 | 2003-08-05 | 연료전지 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US6960407B2 (ko) |
| EP (1) | EP1403947A3 (ko) |
| KR (1) | KR100525974B1 (ko) |
| CN (1) | CN1298070C (ko) |
| DE (1) | DE03018056T1 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100767521B1 (ko) | 2006-09-28 | 2007-10-17 | 현대자동차주식회사 | 촉매가 불균일하게 도포된 연료전지용 막-전극 접합체 |
Families Citing this family (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1469542A1 (en) * | 2003-04-09 | 2004-10-20 | Matsushita Electric Industrial Co., Ltd. | Polymer electrolyte fuel cell |
| CA2464204C (en) * | 2003-04-14 | 2009-08-11 | Matsushita Electric Industrial Co., Ltd. | Polymer electrolyte fuel cell and conductive separator for the same |
| US6936362B2 (en) * | 2003-04-14 | 2005-08-30 | General Motors Corporation | Variable pressure drop stack |
| US20050014056A1 (en) * | 2003-07-14 | 2005-01-20 | Umicore Ag & Co. Kg | Membrane electrode unit for electrochemical equipment |
| US20050142432A1 (en) * | 2003-12-29 | 2005-06-30 | Reiser Carl A. | Fuel cell with randomly-dispersed carbon fibers in a backing layer |
| JP4197514B2 (ja) * | 2004-02-25 | 2008-12-17 | 三星エスディアイ株式会社 | 燃料電池システム及びスタック |
| FR2867903B1 (fr) * | 2004-03-22 | 2008-10-03 | Commissariat Energie Atomique | Pile a combustible a electrolyte solide a structure etanche |
| CN1938888A (zh) * | 2004-04-19 | 2007-03-28 | Lg电子株式会社 | 燃料电池 |
| JP2006049226A (ja) * | 2004-08-09 | 2006-02-16 | Nissan Motor Co Ltd | 燃料電池 |
| WO2006043394A1 (ja) * | 2004-10-19 | 2006-04-27 | Matsushita Electric Industrial Co., Ltd. | 膜電極接合体、その製造方法及び高分子電解質形燃料電池 |
| US7473483B2 (en) * | 2005-03-18 | 2009-01-06 | Panasonic Corporation | Direct methanol fuel cell |
| JP5403198B2 (ja) * | 2005-06-03 | 2014-01-29 | 株式会社Gsユアサ | 水素製造装置、それを用いた燃料電池発電装置、電気自動車、潜水船及び水素供給システム |
| US20070003821A1 (en) * | 2005-06-30 | 2007-01-04 | Freudenberg-Nok General Partnership | Integrally molded gasket for a fuel cell assembly |
| CN100559642C (zh) * | 2005-09-06 | 2009-11-11 | Nok株式会社 | 燃料电池用结构部件 |
| JP5128072B2 (ja) * | 2005-12-27 | 2013-01-23 | 三星エスディアイ株式会社 | 燃料電池発電システム |
| US7829230B2 (en) | 2007-07-17 | 2010-11-09 | Gm Global Technology Operations, Inc. | Method for optimizing diffusion media with spatially varying mass transport resistance |
| JP2010277994A (ja) * | 2009-04-27 | 2010-12-09 | Toppan Printing Co Ltd | 固体高分子形燃料電池の単セル及び固体高分子形燃料電池のスタック |
| KR101240973B1 (ko) | 2010-09-29 | 2013-03-11 | 기아자동차주식회사 | 국부 친수성 가스 확산층과 이를 포함하는 연료전지 스택 |
| JP4932960B1 (ja) * | 2010-12-20 | 2012-05-16 | 日本碍子株式会社 | 固体酸化物形燃料電池 |
| JP6011837B2 (ja) * | 2011-04-06 | 2016-10-19 | 日産自動車株式会社 | 燃料電池 |
| KR101400090B1 (ko) | 2011-12-14 | 2014-05-28 | 주식회사 엘지화학 | 버스 바 어셈블리가 전면에 장착된 전지모듈 어셈블리 및 이를 포함하는 중대형 전지팩 |
| DE102013008815A1 (de) * | 2012-05-27 | 2013-11-28 | Daimler Ag | Konvektives Strömungsfeld für einen Brennstoffzellenstapel |
| CN105917506B (zh) * | 2014-01-16 | 2018-10-09 | 奥迪股份公司 | 具有多种密度的燃料电池微孔层 |
| GB201405659D0 (en) * | 2014-03-28 | 2014-05-14 | Univ Cape Town | Fuel cell MEA with combined metal gas diffusion layer and microporous layer |
| KR101816342B1 (ko) * | 2014-12-12 | 2018-01-08 | 현대자동차주식회사 | 연료전지 스택 |
| KR101878034B1 (ko) * | 2016-05-24 | 2018-07-16 | 현대자동차주식회사 | 연료전지 및 그 제조방법 |
| KR101966096B1 (ko) * | 2016-09-28 | 2019-04-05 | 현대자동차 주식회사 | 연료 전지 및 기체 확산층의 제조 방법 |
| JP6958523B2 (ja) * | 2018-09-18 | 2021-11-02 | トヨタ自動車株式会社 | 燃料電池 |
| JP7591757B2 (ja) * | 2020-06-30 | 2024-11-29 | パナソニックIpマネジメント株式会社 | 燃料電池 |
| CN115440998A (zh) * | 2022-09-22 | 2022-12-06 | 北京石墨烯技术研究院有限公司 | 气体扩散件、膜电极组件、燃料电池、燃料电池堆及用电装置 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4426340A (en) * | 1981-09-29 | 1984-01-17 | United Technologies Corporation | Process for fabricating ribbed electrode substrates and other articles |
| US5300370A (en) * | 1992-11-13 | 1994-04-05 | Ballard Power Systems Inc. | Laminated fluid flow field assembly for electrochemical fuel cells |
| JPH07235308A (ja) * | 1993-12-29 | 1995-09-05 | Toshiba Corp | 電気化学反応に使用される電極及びこれを用いた燃料電池 |
| JPH07220742A (ja) * | 1994-01-27 | 1995-08-18 | Matsushita Electric Ind Co Ltd | 固体高分子電解質型燃料電池及び該燃料電池の電極−イオン交換膜接合体の製造方法 |
| US5783325A (en) * | 1996-08-27 | 1998-07-21 | The Research Foundation Of State Of New York | Gas diffusion electrodes based on poly(vinylidene fluoride) carbon blends |
| US6007933A (en) | 1998-04-27 | 1999-12-28 | Plug Power, L.L.C. | Fuel cell assembly unit for promoting fluid service and electrical conductivity |
| JP2000348737A (ja) * | 1999-06-01 | 2000-12-15 | Osaka Gas Co Ltd | リン酸型燃料電池用電極基材及びその製造方法 |
| US6689439B2 (en) * | 2000-03-08 | 2004-02-10 | Zbigniew S. Sobolewski | Micro-stud diffusion substrate for use in fuel cells |
| WO2002015312A1 (en) * | 2000-08-17 | 2002-02-21 | Matsushita Electric Industrial Co., Ltd. | Polymer electrolyte type fuel cell |
| US20030211376A1 (en) * | 2002-03-26 | 2003-11-13 | Matsushita Electric Industrial Co., Ltd. | Polymer electrolyte fuel cell, method of manufacturing the same and inspection method therefor |
| US7396601B2 (en) * | 2003-04-14 | 2008-07-08 | General Motors Corporation | Flow control for multiple stacks |
-
2003
- 2003-08-05 KR KR10-2003-0054003A patent/KR100525974B1/ko not_active Expired - Fee Related
- 2003-08-06 US US10/635,692 patent/US6960407B2/en not_active Expired - Lifetime
- 2003-08-07 DE DE0001403947T patent/DE03018056T1/de active Pending
- 2003-08-07 EP EP03018056A patent/EP1403947A3/en not_active Withdrawn
- 2003-08-07 CN CNB031584306A patent/CN1298070C/zh not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100767521B1 (ko) | 2006-09-28 | 2007-10-17 | 현대자동차주식회사 | 촉매가 불균일하게 도포된 연료전지용 막-전극 접합체 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1298070C (zh) | 2007-01-31 |
| US6960407B2 (en) | 2005-11-01 |
| DE03018056T1 (de) | 2004-08-26 |
| US20040058223A1 (en) | 2004-03-25 |
| KR20040014273A (ko) | 2004-02-14 |
| EP1403947A2 (en) | 2004-03-31 |
| CN1495953A (zh) | 2004-05-12 |
| EP1403947A3 (en) | 2006-01-18 |
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