JP2018037332A - 電池温度の推定方法 - Google Patents
電池温度の推定方法 Download PDFInfo
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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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Abstract
Description
Claims (1)
- 電池抵抗を用いて算出される電池の発熱量と、前記電池を冷却する能力とに基づいて電池温度を推定する電池温度の推定方法であって、
前記電池抵抗は、検出した電池温度と、電池温度と電池抵抗を関連づけるマップとに基づいて推定され、
検出した前記電池を流れる電流と検出した前記電池の電圧とに基づいて算出した実測電池抵抗と、前記検出した電池温度と前記マップとに基づいて推定された推定電池抵抗との差の絶対値が、前記推定電池抵抗の所定割合以内の値になっているとき、前記マップを前記差の絶対値に基づいて補正する、電池温度の推定方法。
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021057917A1 (zh) * | 2019-09-29 | 2021-04-01 | 比亚迪股份有限公司 | 电池温度估算方法、装置、电子设备及存储介质 |
JP2021117076A (ja) * | 2020-01-24 | 2021-08-10 | 株式会社デンソー | 温度推定装置 |
US11293948B2 (en) | 2018-08-31 | 2022-04-05 | Lg Energy Solution, Ltd. | System and method for correcting current value of shunt resistor |
US12158485B2 (en) | 2018-07-25 | 2024-12-03 | Gs Yuasa International Ltd. | Estimation apparatus, battery, vehicle, and estimation method |
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JP2014211307A (ja) * | 2011-08-30 | 2014-11-13 | 三洋電機株式会社 | バッテリシステム、充電状態推定装置、電動車両、移動体、電力貯蔵装置および電源装置 |
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JP2015118022A (ja) * | 2013-12-19 | 2015-06-25 | 日産自動車株式会社 | 電池温度推定システム |
JP2016100288A (ja) * | 2014-11-26 | 2016-05-30 | 住友重機械工業株式会社 | 建設機械 |
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2016
- 2016-09-01 JP JP2016170767A patent/JP6658407B2/ja active Active
Patent Citations (11)
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JP2002075461A (ja) * | 2000-09-05 | 2002-03-15 | Toyota Motor Corp | 二次電池の劣化判定装置と劣化判定方法および二次電池の管理装置と管理方法 |
JP2004093551A (ja) * | 2002-07-12 | 2004-03-25 | Toyota Motor Corp | バッテリ充電状態推定装置 |
JP2012013554A (ja) * | 2010-06-30 | 2012-01-19 | Sanyo Electric Co Ltd | 電池の内部抵抗の検出方法 |
JP2014211307A (ja) * | 2011-08-30 | 2014-11-13 | 三洋電機株式会社 | バッテリシステム、充電状態推定装置、電動車両、移動体、電力貯蔵装置および電源装置 |
JP2013069470A (ja) * | 2011-09-21 | 2013-04-18 | Toyota Motor Corp | バッテリ冷却装置 |
WO2013047400A1 (ja) * | 2011-09-27 | 2013-04-04 | 三洋電機株式会社 | バッテリシステム、充電状態推定装置、電動車両、移動体、電力貯蔵装置および電源装置 |
JP2014231988A (ja) * | 2011-09-27 | 2014-12-11 | 三洋電機株式会社 | バッテリシステム、充電状態推定装置、電動車両、移動体、電力貯蔵装置および電源装置 |
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JP2015118022A (ja) * | 2013-12-19 | 2015-06-25 | 日産自動車株式会社 | 電池温度推定システム |
JP2016100288A (ja) * | 2014-11-26 | 2016-05-30 | 住友重機械工業株式会社 | 建設機械 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US12158485B2 (en) | 2018-07-25 | 2024-12-03 | Gs Yuasa International Ltd. | Estimation apparatus, battery, vehicle, and estimation method |
US11293948B2 (en) | 2018-08-31 | 2022-04-05 | Lg Energy Solution, Ltd. | System and method for correcting current value of shunt resistor |
WO2021057917A1 (zh) * | 2019-09-29 | 2021-04-01 | 比亚迪股份有限公司 | 电池温度估算方法、装置、电子设备及存储介质 |
US11846675B2 (en) | 2019-09-29 | 2023-12-19 | Byd Company Limited | Battery temperature estimation method and apparatus, electronic device, and storage medium |
JP2021117076A (ja) * | 2020-01-24 | 2021-08-10 | 株式会社デンソー | 温度推定装置 |
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