KR101481187B1 - 연료전지용 기체확산층및 그 제조방법 - Google Patents
연료전지용 기체확산층및 그 제조방법 Download PDFInfo
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- KR101481187B1 KR101481187B1 KR1020090119314A KR20090119314A KR101481187B1 KR 101481187 B1 KR101481187 B1 KR 101481187B1 KR 1020090119314 A KR1020090119314 A KR 1020090119314A KR 20090119314 A KR20090119314 A KR 20090119314A KR 101481187 B1 KR101481187 B1 KR 101481187B1
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- 229910052739 hydrogen Inorganic materials 0.000 description 7
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- -1 hydrogen ions Chemical class 0.000 description 5
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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
-
- 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
-
- 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
-
- 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
- H01M8/0243—Composites in the form of mixtures
-
- 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
- H01M2008/1095—Fuel cells with polymeric electrolytes
-
- 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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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Fuel Cell (AREA)
- Inert Electrodes (AREA)
Abstract
Description
Claims (9)
- 연료전지용 기체확산층을 미세 기공층 및 거대 기공 지지체의 이중 층 구조로 제조하되, 분리판 채널로의 침투를 최소화하기 위해, 기체확산층 롤(Roll)에 감긴 원단의 기계 방향이 고강성 방향(HSD: High Stiffness Direction)이고 횡기계 방향이 저강성 방향(LSD: Low Stiffness Direction)인 기체확산층 롤 원단을, 상기 기체확산층 롤 원단 고유의 고강성 기계방향과 분리판 주 유로 방향이 서로 평행하지 않도록 재단하여, 분리판의 주 유로를 가로지르는 기체확산층의 횡 방향의 강성이 증가한 것을 특징으로 하는 연료전지용 기체확산층.
- 청구항 1에 있어서,상기 기체확산층은 기체확산층 원단 고유의 고강성 기계방향과 분리판 주 유로 방향이 이루는 각도가 0°<θ≤90°이 되도록 재단하여 제조된 것을 특징으로 하는 연료전지용 기체확산층.
- 청구항 1에 있어서,상기 기체확산층은 기체확산층 원단 고유의 고강성 기계방향과 분리판 주 유로 방향이 이루는 각도가 25°<θ≤90°가 되도록 재단하여 제조된 것을 특징으로 하는 연료전지용 기체확산층.
- 청구항 1에 있어서,상기 기체확산층은 롤 원단 기계 방향(고강성 방향)의 테이버 굽힘 강도(Taber Bending Stiffness)가 20 ~ 150 gfㆍcm인 것을 특징으로 하는 연료전지용 기체확산층.
- 청구항 1에 있어서,상기 기체확산층은 롤 원단 기계 방향(고강성 방향)의 테이버 굽힘 강도(Taber Bending Stiffness)가 50 ~ 100 gfㆍcm 인 것을 특징으로 하는 연료전지용 기체확산층.
- 청구항 1에 있어서,상기 기체확산층을 이루는 거대 기공 지지체는 탄소섬유 펠트 또는 탄소섬유 종이 중 어느 하나 또는 둘 이상 혼합하여 구성된 것을 특징으로 하는 연료전지용 기체확산층.
- 청구항 1에 있어서,상기 기체확산층의 기체투과도가 0.5 ㎤/(㎠ㆍs) 이상인 것을 특징으로 하는 연료전지용 기체확산층.
- 청구항 1에 있어서,상기 기체확산층의 기체투과도가 2.5 ㎤/(㎠ㆍs) 이상인 것을 특징으로 하는 연료전지용 기체확산층.
- 연료전지용 기체확산층을 미세 기공층 및 거대 기공 지지체의 이중 층 구조로 제조하되, 분리판 채널로의 침투를 최소화하기 위해, 기체확산층 롤(Roll)에 감긴 원단의 기계 방향이 고강성 방향(HSD: High Stiffness Direction)이고 횡기계 방향이 저강성 방향(LSD: Low Stiffness Direction)인 기체확산층 롤 원단을, 상기 기체확산층 롤 원단 고유의 고강성 기계방향과 분리판 주 유로 방향이 서로 평행하지 않도록 재단하여, 분리판의 주 유로를 가로지르는 기체확산층의 횡 방향의 강성이 증가한 기체확산층을 제조하는 것을 특징으로 하는 연료전지용 기체확산층 제조방법.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020090119314A KR101481187B1 (ko) | 2009-12-03 | 2009-12-03 | 연료전지용 기체확산층및 그 제조방법 |
US12/703,423 US10511043B2 (en) | 2009-12-03 | 2010-02-10 | Gas diffusion layer for fuel cell applications |
DE102010002392A DE102010002392A1 (de) | 2009-12-03 | 2010-02-26 | Gasdiffusionsschicht für Brennstoffzellenanwendungen |
CN201010151658.4A CN102088096B (zh) | 2009-12-03 | 2010-03-01 | 用于燃料电池应用的气体扩散层 |
US14/182,436 US10431838B2 (en) | 2009-12-03 | 2014-02-18 | Gas diffusion layer for fuel cell applications |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020090119314A KR101481187B1 (ko) | 2009-12-03 | 2009-12-03 | 연료전지용 기체확산층및 그 제조방법 |
Publications (2)
Publication Number | Publication Date |
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KR20110062552A KR20110062552A (ko) | 2011-06-10 |
KR101481187B1 true KR101481187B1 (ko) | 2015-01-09 |
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KR1020090119314A Active KR101481187B1 (ko) | 2009-12-03 | 2009-12-03 | 연료전지용 기체확산층및 그 제조방법 |
Country Status (4)
Country | Link |
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US (2) | US10511043B2 (ko) |
KR (1) | KR101481187B1 (ko) |
CN (1) | CN102088096B (ko) |
DE (1) | DE102010002392A1 (ko) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101481187B1 (ko) | 2009-12-03 | 2015-01-09 | 현대자동차주식회사 | 연료전지용 기체확산층및 그 제조방법 |
KR101394722B1 (ko) * | 2010-06-29 | 2014-05-15 | 현대자동차주식회사 | 연료전지용 기체확산층의 굽힘강성 비파괴 간접 측정 장치 및 방법 |
KR101282620B1 (ko) | 2010-12-03 | 2013-07-12 | 기아자동차주식회사 | 냉해동 내구성이 우수한 연료전지 스택 및 그 제조방법 |
KR101405721B1 (ko) * | 2011-04-29 | 2014-06-13 | 한국과학기술연구원 | 소수성이 개선된 기공체 및 그 제조 방법 |
KR101349075B1 (ko) * | 2011-10-10 | 2014-01-16 | 한국과학기술연구원 | 물질전달성이 향상된 연료전지 및 그 제조 방법 |
CN103165902B (zh) * | 2011-12-15 | 2015-02-11 | 中国科学院大连化学物理研究所 | 金属空气电池用阴极及其制备方法 |
WO2013112360A1 (en) | 2012-01-27 | 2013-08-01 | University Of Kansas | Hydrophobized gas diffusion layers and method of making the same |
WO2015108518A1 (en) * | 2014-01-16 | 2015-07-23 | Audi Ag | Fuel cell component having multiple pore sizes |
WO2016059747A1 (ja) * | 2014-10-17 | 2016-04-21 | パナソニックIpマネジメント株式会社 | 燃料電池用ガス拡散層、燃料電池及び燃料電池用ガス拡散層の製造方法 |
WO2016157714A1 (ja) * | 2015-03-30 | 2016-10-06 | パナソニックIpマネジメント株式会社 | 燃料電池、及び燃料電池の製造方法 |
DE102016200802A1 (de) * | 2016-01-21 | 2017-07-27 | Volkswagen Ag | Flusskörper-Gasdiffusionsschicht-Einheit für eine Brennstoffzelle, Brennstoffzellenstapel, Brennstoffzellensystem und Kraftfahrzeug |
KR101834552B1 (ko) | 2016-04-15 | 2018-03-06 | 주식회사 제이앤티지 | 다층 적층 구조를 갖는 기체확산층용 탄소 기재 |
KR101878034B1 (ko) * | 2016-05-24 | 2018-07-16 | 현대자동차주식회사 | 연료전지 및 그 제조방법 |
KR20220090242A (ko) | 2020-12-22 | 2022-06-29 | 현대자동차주식회사 | 연료전지용 기체확산층 및 그 제조방법과 이를 포함하는 연료전지용 단위셀 |
US12021245B2 (en) * | 2022-08-24 | 2024-06-25 | Robert Bosch Gmbh | Fuel cell electrode catalyst protective layer forming method |
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US20110136044A1 (en) | 2011-06-09 |
DE102010002392A1 (de) | 2011-06-09 |
KR20110062552A (ko) | 2011-06-10 |
CN102088096A (zh) | 2011-06-08 |
US20140162167A1 (en) | 2014-06-12 |
CN102088096B (zh) | 2015-08-26 |
US10431838B2 (en) | 2019-10-01 |
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