JP6642795B2 - 電池状態推定装置 - Google Patents
電池状態推定装置 Download PDFInfo
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- JP6642795B2 JP6642795B2 JP2016007728A JP2016007728A JP6642795B2 JP 6642795 B2 JP6642795 B2 JP 6642795B2 JP 2016007728 A JP2016007728 A JP 2016007728A JP 2016007728 A JP2016007728 A JP 2016007728A JP 6642795 B2 JP6642795 B2 JP 6642795B2
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- 238000004364 calculation method Methods 0.000 description 17
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- 230000006866 deterioration Effects 0.000 description 14
- 238000007600 charging Methods 0.000 description 10
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Classifications
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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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- Tests Of Electric Status Of Batteries (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
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Description
Claims (6)
- 電池の交換時期を推定する電池状態推定装置において、
電池の使用期間を求める手段と、
所定の電気負荷における電池の最低電圧を計測する手段と、
前記最低電圧および使用期間に基づいて交換判定閾値を決定する手段と、
前記最低電圧が前記交換判定閾値を下回ると電池の交換時期と判定する手段とを具備したことを特徴とする電池状態推定装置。 - 前記交換判定閾値を決定する手段は、電池の使用期間が長くなるほど交換判定閾値を高く設定することを特徴とする請求項1に記載の電池状態推定装置。
- 前記交換判定閾値を決定する手段は、電池の使用期間が所定の基準時間よりも短ければ、使用期間が長くなるほど交換判定閾値を高く設定することを特徴とする請求項1または2に記載の電池状態推定装置。
- 前記所定の電気負荷がエンジンをクランキング中のオルタネータであることを特徴とする請求項1ないし3のいずれかに記載の電池状態推定装置。
- 前記交換判定閾値を決定する手段が、前記最低電圧、使用期間および電池の開放電圧に基づいて交換判定閾値を計算することを特徴とする請求項1ないし4のいずれかに記載の電池状態推定装置。
- 前記電池が鉛二次電池であることを特徴とする請求項1ないし5のいずれかに記載の電池状態推定装置。
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JP2016007728A JP6642795B2 (ja) | 2016-01-19 | 2016-01-19 | 電池状態推定装置 |
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Publications (2)
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JP2017129400A JP2017129400A (ja) | 2017-07-27 |
JP6642795B2 true JP6642795B2 (ja) | 2020-02-12 |
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JP2016007728A Active JP6642795B2 (ja) | 2016-01-19 | 2016-01-19 | 電池状態推定装置 |
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Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP6751947B2 (ja) * | 2018-11-27 | 2020-09-09 | 東洋システム株式会社 | バッテリー充放電試験機 |
CN112526378B (zh) * | 2019-09-18 | 2024-07-19 | 中车时代电动汽车股份有限公司 | 一种电池不一致性故障预警方法及设备 |
KR20220167117A (ko) | 2021-06-11 | 2022-12-20 | 주식회사 엘지에너지솔루션 | 과방전 방지 장치 및 방법 |
CN114690059A (zh) * | 2022-05-31 | 2022-07-01 | 武汉慧联无限科技有限公司 | 一种LoRa设备电池寿命评估方法、装置、系统和存储介质 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2006339716A (ja) * | 2005-05-31 | 2006-12-14 | Funai Electric Co Ltd | 双方向リモコン装置 |
JP5504768B2 (ja) * | 2009-09-07 | 2014-05-28 | 新神戸電機株式会社 | 電池状態判定装置および自動車 |
JP5386443B2 (ja) * | 2010-06-30 | 2014-01-15 | 株式会社日立製作所 | 電源装置,鉄道車両 |
WO2014141834A1 (ja) * | 2013-03-13 | 2014-09-18 | Necエナジーデバイス株式会社 | 電池パック、電気機器およびその制御方法 |
JP5991303B2 (ja) * | 2013-11-26 | 2016-09-14 | トヨタ自動車株式会社 | 制御装置 |
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