JP2016536775A - 化学流動電池の運転方法 - Google Patents
化学流動電池の運転方法 Download PDFInfo
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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
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
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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
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/04313—Processes for controlling fuel cells or fuel cell systems characterised by the detection or assessment of variables; characterised by the detection or assessment of failure or abnormal function
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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
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/04694—Processes for controlling fuel cells or fuel cell systems characterised by variables to be controlled
- H01M8/04858—Electric variables
- H01M8/04865—Voltage
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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
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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
- H01M8/20—Indirect fuel cells, e.g. fuel cells with redox couple being irreversible
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
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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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- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Fuel Cell (AREA)
Abstract
Description
下記の実施例および比較例において、分離膜を中心に左右に負極と正極が位置し、上下端に集電体および電解液流出入口が備えられるように製作された化学流動電池を使用し、運転方法による性能を比較した。
電解液移動量が全電解液体積の10%以下であるとともに、放電後の開路電圧が1.3V/cell未満である場合、実験結果は表2の通りである。A,Bと、C,Dは、それぞれ電解液移動の直前および直後の二つのサイクルデータであり、Cはクロスオーバーによる体積差だけの電解液の移動時点であった。
電解液移動量が全電解液体積の10%超15%以下であり、放電後の開路電圧が1.3V/cell未満である場合、実験結果は表3の通りである。
電解液移動量が全電解液体積の15%超20%以下であり、放電後の開路電圧が1.3V/cell未満である場合、実験結果は表4の通りである。
電解液の移動なく充放電サイクルを進行した点を除いて実施例1と同様の方法で化学流動電池を運転した。比較例1の化学流動電池を充電および放電サイクルによる電荷量保存率の関係は図1に示した通りである。
電解液移動量が全電解液体積の10%以下である。、放電後の開路電圧が1.3V/cell以上である点を除いて、実施例1と同様の方法で化学流動電池を運転した。その結果は表5に示された通りである。
電解液移動量が全電解液体積の10%超15%以下であり放電後の開路電圧が1.3V/cell以上であるという点を除いて、実施例1と同様の方法で化学流動電池を運転した。その結果は表6に示された通りである。
電解液移動量が全電解液体積の15%超20%以下であり放電後の開路電圧が1.3V/cell以上であるという点を除いて、実施例1と同様の方法で化学流動電池を運転した。その結果は表7に示された通りである。
前記実施例2で得られた条件を用いて長期電池テストを行った。得られた結果は図2の通りである。
Claims (6)
- 正極電解質と負極電解質との体積の差が、正極電解質および負極電解質の全体積の20%以内である時点で、開路電圧を1.3vlot/cell未満にして化学流動電池を放電させる段階;および
前記放電された化学流動電池における正極電解質と負極電解質との間の体積の差が2%以下になるように電解質を移動させる段階;を含む、
化学流動電池の運転方法。 - 前記電解質を移動させる段階以後に、前記化学電池を充電させる段階をさらに含む、請求項1に記載の化学流動電池の運転方法。
- 前記化学流動電池の放電は、定電流または定電圧の条件で過放電する段階を含む、請求項1に記載の化学流動電池の運転方法。
- 前記化学流動電池を放電させる段階は、前記開路電圧が0.6volt/cell乃至0.8volt/cellになるまで放電する段階を含む、請求項1に記載の化学流動電池の運転方法。
- 前記放電された化学流動電池における正極電解質と負極電解質との間の体積の差が2%以下になるように電解質を移動させる段階は、
前記開路電圧が0.6volt/cell乃至0.8volt/cellになるまで放電する段階の完了以後に遂行される、請求項4に記載の化学流動電池の運転方法。 - 前記化学流動電池は、バナジウムレドックス電池、ポリスルフィドブロマイドレドックス電池または亜鉛臭素レドックス電池である、請求項1に記載の化学流動電池の運転方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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KR20130133722A KR101491784B1 (ko) | 2013-11-05 | 2013-11-05 | 화학흐름전지의 운전 방법 |
KR10-2013-0133722 | 2013-11-05 | ||
PCT/KR2014/010194 WO2015068979A1 (ko) | 2013-11-05 | 2014-10-28 | 화학흐름전지의 운전 방법 |
Publications (2)
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JP2016536775A true JP2016536775A (ja) | 2016-11-24 |
JP6220462B2 JP6220462B2 (ja) | 2017-10-25 |
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JP2016552383A Active JP6220462B2 (ja) | 2013-11-05 | 2014-10-28 | 化学流動電池の運転方法 |
Country Status (6)
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US (1) | US10014545B2 (ja) |
EP (1) | EP3067977A4 (ja) |
JP (1) | JP6220462B2 (ja) |
KR (1) | KR101491784B1 (ja) |
CN (1) | CN105723554B (ja) |
WO (1) | WO2015068979A1 (ja) |
Families Citing this family (3)
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WO2017037239A1 (en) * | 2015-09-02 | 2017-03-09 | University Of Limerick | A method and system for improving the energy efficiency and for reconditioning of a vanadium flow battery |
KR101815281B1 (ko) * | 2015-09-23 | 2018-01-04 | 롯데케미칼 주식회사 | 화학흐름전지의 운전 제어 방법 |
KR101861524B1 (ko) | 2016-08-29 | 2018-05-28 | 한국에너지기술연구원 | 레독스 플로우 전지 |
Citations (2)
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JP2003257467A (ja) * | 2002-02-27 | 2003-09-12 | Sumitomo Electric Ind Ltd | レドックスフロー電池の運転方法 |
JP2007188729A (ja) * | 2006-01-12 | 2007-07-26 | Sumitomo Electric Ind Ltd | バナジウムレドックスフロー電池の再生方法 |
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JP2994337B1 (ja) | 1998-07-10 | 1999-12-27 | 住友電気工業株式会社 | 全バナジウムレドックスフロー電池電解液の再生方法 |
EP1186069B1 (en) * | 2000-03-31 | 2003-07-09 | Squirrel Holdings Ltd. | Redox flow battery and method of operating it |
JP2003157883A (ja) | 2001-11-21 | 2003-05-30 | Sumitomo Electric Ind Ltd | バナジウムレドックス電池用電解液の再生方法 |
JP2003157884A (ja) * | 2001-11-21 | 2003-05-30 | Sumitomo Electric Ind Ltd | バナジウムレドックスフロー電池の充電方法 |
JP2003303611A (ja) * | 2002-04-10 | 2003-10-24 | Sumitomo Electric Ind Ltd | レドックスフロー電池の運転方法 |
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2014
- 2014-10-28 WO PCT/KR2014/010194 patent/WO2015068979A1/ko active Application Filing
- 2014-10-28 US US15/034,283 patent/US10014545B2/en active Active
- 2014-10-28 CN CN201480062394.1A patent/CN105723554B/zh active Active
- 2014-10-28 EP EP14860138.8A patent/EP3067977A4/en not_active Withdrawn
- 2014-10-28 JP JP2016552383A patent/JP6220462B2/ja active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2003257467A (ja) * | 2002-02-27 | 2003-09-12 | Sumitomo Electric Ind Ltd | レドックスフロー電池の運転方法 |
JP2007188729A (ja) * | 2006-01-12 | 2007-07-26 | Sumitomo Electric Ind Ltd | バナジウムレドックスフロー電池の再生方法 |
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US20160285123A1 (en) | 2016-09-29 |
JP6220462B2 (ja) | 2017-10-25 |
EP3067977A4 (en) | 2017-05-31 |
US10014545B2 (en) | 2018-07-03 |
CN105723554B (zh) | 2018-08-28 |
WO2015068979A1 (ko) | 2015-05-14 |
EP3067977A1 (en) | 2016-09-14 |
KR101491784B1 (ko) | 2015-02-23 |
CN105723554A (zh) | 2016-06-29 |
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