KR102431061B1 - 레독스 플로우 전지용 전극, 레독스 플로우 전지 셀 및 레독스 플로우 전지 - Google Patents
레독스 플로우 전지용 전극, 레독스 플로우 전지 셀 및 레독스 플로우 전지 Download PDFInfo
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- KR102431061B1 KR102431061B1 KR1020187033876A KR20187033876A KR102431061B1 KR 102431061 B1 KR102431061 B1 KR 102431061B1 KR 1020187033876 A KR1020187033876 A KR 1020187033876A KR 20187033876 A KR20187033876 A KR 20187033876A KR 102431061 B1 KR102431061 B1 KR 102431061B1
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- VLOPEOIIELCUML-UHFFFAOYSA-L vanadium(2+);sulfate Chemical compound [V+2].[O-]S([O-])(=O)=O VLOPEOIIELCUML-UHFFFAOYSA-L 0.000 description 1
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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
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/96—Carbon-based electrodes
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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
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/8605—Porous electrodes
- H01M4/8626—Porous electrodes characterised by the form
- H01M4/8631—Bipolar electrodes
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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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/04—Processes of manufacture in general
- H01M4/0471—Processes of manufacture in general involving thermal treatment, e.g. firing, sintering, backing particulate active material, thermal decomposition, pyrolysis
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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
- H01M8/18—Regenerative fuel cells, e.g. redox flow batteries or secondary fuel cells
- H01M8/184—Regeneration by electrochemical means
- H01M8/188—Regeneration by electrochemical means by recharging of redox couples containing fluids; Redox flow type batteries
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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
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M2004/8678—Inert electrodes with catalytic activity, e.g. for fuel cells characterised by the polarity
- H01M2004/8694—Bipolar electrodes
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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
- Y02E60/10—Energy storage using batteries
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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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- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
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Abstract
Description
도 2는 실시형태에 따른 레독스 플로우 전지의 일례를 도시한 개략 구성도이다.
도 3은 셀 스택의 일례를 도시한 개략 구성도이다.
도 4는 실시형태에 따른 레독스 플로우 전지용 전극을 구성하는 탄소 섬유의 단면을 모식적으로 도시한 개략 단면도이다.
10: 레독스 플로우 전지 셀(셀) 11: 격막
12: 정극 셀 13: 부극 셀
14: 정극 전극 15: 부극 전극
3: 셀 프레임 31: 쌍극판
32: 프레임체 32o: 오목부
33, 34: 급액 매니폴드 35, 36: 배액 매니폴드
33s, 34s: 급액 슬릿 35s, 36s: 배액 슬릿
37: 시일 부재 40: 탄소 섬유
41: 주름 R: 가상 직사각형
100P: 정극 순환 유로 100N: 부극 순환 유로
106: 정극 전해액 탱크 107: 부극 전해액 탱크
108, 109: 왕로 배관 110, 111: 귀로 배관
112, 113: 펌프 200: 서브 스택
210: 급배판 220: 엔드 플레이트
230: 체결 기구 C: 교류/직류 변환기
P: 전력 계통
Claims (7)
- 복수의 탄소 섬유를 포함하는 탄소 섬유 집합체로 형성된 레독스 플로우 전지용 전극으로서,
상기 탄소 섬유는 표면에 복수의 주름을 갖고,
상기 탄소 섬유의 단면은 원형이 아니고, 상기 탄소 섬유의 단면의 둘레 길이를 L1, 상기 탄소 섬유의 단면에 외접하는 가상 직사각형의 둘레 길이를 L2라고 할 때, L1과 L2의 비 L1/L2가 1 초과인 것인 레독스 플로우 전지용 전극. - 제1항에 있어서, 상기 탄소 섬유의 단면의 면적을 S1, 상기 탄소 섬유의 단면에 외접하는 가상 직사각형의 면적을 S2라고 할 때, S1과 S2의 비 S1/S2가 0.5 이상 0.8 이하인 것인 레독스 플로우 전지용 전극.
- 제1항 또는 제2항에 있어서, 상기 탄소 섬유의 장직경이 5 ㎛ 이상 20 ㎛ 이하인 것인 레독스 플로우 전지용 전극.
- 제1항 또는 제2항에 있어서, 상기 탄소 섬유의 영률이 20 ㎬ 이상 200 ㎬ 이하인 것인 레독스 플로우 전지용 전극.
- 제1항 또는 제2항에 있어서, 상기 탄소 섬유 집합체는 카본 펠트 또는 카본 클로스(cloth)인 것인 레독스 플로우 전지용 전극.
- 제1항 또는 제2항에 기재된 레독스 플로우 전지용 전극을 구비하는 레독스 플로우 전지 셀.
- 제6항에 기재된 레독스 플로우 전지 셀을 구비하는 레독스 플로우 전지.
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PCT/JP2018/008167 WO2019167283A1 (ja) | 2018-03-02 | 2018-03-02 | レドックスフロー電池用電極、レドックスフロー電池セル及びレドックスフロー電池 |
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US (1) | US10714760B2 (ko) |
EP (1) | EP3761423B1 (ko) |
JP (1) | JP6970388B2 (ko) |
KR (1) | KR102431061B1 (ko) |
CN (1) | CN110447139B (ko) |
AU (1) | AU2018260798B2 (ko) |
TW (1) | TWI750427B (ko) |
WO (1) | WO2019167283A1 (ko) |
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JP7232431B2 (ja) * | 2019-10-09 | 2023-03-03 | 住友電気工業株式会社 | 電極、電池セル、セルスタック、及びレドックスフロー電池システム |
WO2022000364A1 (zh) * | 2020-07-01 | 2022-01-06 | 东莞理工学院 | 一种异形碳纤维基生物膜电极材料及其制备方法和应用 |
WO2024075439A1 (ja) * | 2022-10-06 | 2024-04-11 | 住友電気工業株式会社 | レドックスフロー電池用電極、レドックスフロー電池セル、およびレドックスフロー電池システム |
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JP2017171511A (ja) * | 2016-03-18 | 2017-09-28 | 住友電気工業株式会社 | 炭素材料の製造方法 |
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JP3560181B2 (ja) | 1995-04-13 | 2004-09-02 | 東洋紡績株式会社 | 液流通型電解槽用電極材 |
JP2001085025A (ja) | 1999-09-10 | 2001-03-30 | Toyobo Co Ltd | 炭素電極材集合体 |
US6503856B1 (en) * | 2000-12-05 | 2003-01-07 | Hexcel Corporation | Carbon fiber sheet materials and methods of making and using the same |
JP2004200153A (ja) * | 2002-12-02 | 2004-07-15 | Sanyo Electric Co Ltd | 燃料電池および燃料電池ガス拡散層材料 |
JP2006004709A (ja) * | 2004-06-16 | 2006-01-05 | Nissan Motor Co Ltd | 固体高分子電解質型燃料電池 |
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US10044050B2 (en) * | 2012-07-20 | 2018-08-07 | Carl Freudenberg Kg | Electrically conductive sheet material |
JP5433100B2 (ja) | 2013-07-11 | 2014-03-05 | 住友電気工業株式会社 | レドックスフロー電池用電解液、レドックスフロー電池、及びレドックスフロー電池の運転方法 |
JP6577697B2 (ja) | 2014-03-27 | 2019-09-18 | 帝人株式会社 | 炭素繊維フェルト、その製造方法、及び液流通型電解槽 |
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WO2017175262A1 (ja) * | 2016-04-04 | 2017-10-12 | テックワン株式会社 | 炭素繊維、炭素繊維材製造方法、電気デバイス、及び二次電池 |
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WO2017068944A1 (ja) * | 2015-10-22 | 2017-04-27 | 住友電気工業株式会社 | レドックスフロー電池用電極、及びレドックスフロー電池 |
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EP3761423B1 (en) | 2024-11-27 |
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EP3761423A4 (en) | 2021-03-10 |
TW201941481A (zh) | 2019-10-16 |
TWI750427B (zh) | 2021-12-21 |
AU2018260798B2 (en) | 2023-08-17 |
CN110447139A (zh) | 2019-11-12 |
WO2019167283A1 (ja) | 2019-09-06 |
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