JP2020079764A - 二次電池の状態判定方法 - Google Patents
二次電池の状態判定方法 Download PDFInfo
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- JP2020079764A JP2020079764A JP2018213632A JP2018213632A JP2020079764A JP 2020079764 A JP2020079764 A JP 2020079764A JP 2018213632 A JP2018213632 A JP 2018213632A JP 2018213632 A JP2018213632 A JP 2018213632A JP 2020079764 A JP2020079764 A JP 2020079764A
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- battery
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- 238000000034 method Methods 0.000 title claims abstract description 36
- 230000006866 deterioration Effects 0.000 claims abstract description 41
- 230000005856 abnormality Effects 0.000 claims abstract description 39
- 230000002159 abnormal effect Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 description 11
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 9
- 229910001416 lithium ion Inorganic materials 0.000 description 9
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 5
- 229910052744 lithium Inorganic materials 0.000 description 5
- 230000014759 maintenance of location Effects 0.000 description 5
- 230000008021 deposition Effects 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000036962 time dependent Effects 0.000 description 1
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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
Abstract
Description
2 制御部
9 電圧計
10 電流計
11 温度センサ
Claims (1)
- 判定対象となる二次電池である対象電池の容量および内部抵抗の少なくともいずれかに基づいて、前記対象電池の状態の良否を判定する第1判定ステップと、
前記第1判定ステップにおいて前記対象電池の状態が良好と判定された場合に、経時劣化状態が前記対象電池の経時劣化状態に一致する正常な二次電池の、SOCと電池電圧の対応関係を示す情報を、基準対応情報として取得する基準対応情報取得ステップと、
前記対象電池におけるSOCと電池電圧の対応関係を、前記基準対応情報が示す対応関係と比較することで、前記対象電池に異常があるか否かを判定する第2判定ステップと、
を含むことを特徴とする、二次電池の状態判定方法。
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JP2018213632A JP7174327B2 (ja) | 2018-11-14 | 2018-11-14 | 二次電池の状態判定方法 |
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JP2020079764A true JP2020079764A (ja) | 2020-05-28 |
JP7174327B2 JP7174327B2 (ja) | 2022-11-17 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023171619A1 (ja) * | 2022-03-07 | 2023-09-14 | ヌヴォトンテクノロジージャパン株式会社 | 電池監視装置 |
WO2023197132A1 (zh) * | 2022-04-12 | 2023-10-19 | 东莞新能安科技有限公司 | 电化学装置管理方法、装置、充电装置、电池系统及介质 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202770974U (zh) * | 2012-09-24 | 2013-03-06 | 北京普莱德新能源电池科技有限公司 | 电动汽车动力电池自动测试诊断系统 |
JP2013187960A (ja) * | 2012-03-06 | 2013-09-19 | Hitachi Ltd | リチウムイオン二次電池の充放電制御方法及び充放電制御装置 |
JP2014059206A (ja) * | 2012-09-18 | 2014-04-03 | Toyota Industries Corp | 充電状態推定装置及び充電状態推定方法 |
JP2014196985A (ja) * | 2013-03-29 | 2014-10-16 | 日立オートモティブシステムズ株式会社 | 電池制御装置 |
JP2015158416A (ja) * | 2014-02-24 | 2015-09-03 | 日産自動車株式会社 | 二次電池のsocの推定装置及びsocの推定方法 |
WO2016147572A1 (ja) * | 2015-03-13 | 2016-09-22 | パナソニックIpマネジメント株式会社 | 電池管理装置、および電源装置 |
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- 2018-11-14 JP JP2018213632A patent/JP7174327B2/ja active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2013187960A (ja) * | 2012-03-06 | 2013-09-19 | Hitachi Ltd | リチウムイオン二次電池の充放電制御方法及び充放電制御装置 |
JP2014059206A (ja) * | 2012-09-18 | 2014-04-03 | Toyota Industries Corp | 充電状態推定装置及び充電状態推定方法 |
CN202770974U (zh) * | 2012-09-24 | 2013-03-06 | 北京普莱德新能源电池科技有限公司 | 电动汽车动力电池自动测试诊断系统 |
JP2014196985A (ja) * | 2013-03-29 | 2014-10-16 | 日立オートモティブシステムズ株式会社 | 電池制御装置 |
JP2015158416A (ja) * | 2014-02-24 | 2015-09-03 | 日産自動車株式会社 | 二次電池のsocの推定装置及びsocの推定方法 |
WO2016147572A1 (ja) * | 2015-03-13 | 2016-09-22 | パナソニックIpマネジメント株式会社 | 電池管理装置、および電源装置 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023171619A1 (ja) * | 2022-03-07 | 2023-09-14 | ヌヴォトンテクノロジージャパン株式会社 | 電池監視装置 |
WO2023197132A1 (zh) * | 2022-04-12 | 2023-10-19 | 东莞新能安科技有限公司 | 电化学装置管理方法、装置、充电装置、电池系统及介质 |
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