JP7388220B2 - バッテリ劣化判定装置、バッテリ劣化判定方法、及びバッテリ劣化判定プログラム - Google Patents
バッテリ劣化判定装置、バッテリ劣化判定方法、及びバッテリ劣化判定プログラム Download PDFInfo
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- JP7388220B2 JP7388220B2 JP2020018735A JP2020018735A JP7388220B2 JP 7388220 B2 JP7388220 B2 JP 7388220B2 JP 2020018735 A JP2020018735 A JP 2020018735A JP 2020018735 A JP2020018735 A JP 2020018735A JP 7388220 B2 JP7388220 B2 JP 7388220B2
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- 230000006866 deterioration Effects 0.000 title claims description 117
- 238000000034 method Methods 0.000 title claims description 33
- 238000012937 correction Methods 0.000 claims description 107
- 230000008569 process Effects 0.000 claims description 19
- 238000012545 processing Methods 0.000 description 48
- 238000004364 calculation method Methods 0.000 description 22
- 238000010586 diagram Methods 0.000 description 12
- 238000006467 substitution reaction Methods 0.000 description 9
- 230000006870 function Effects 0.000 description 8
- 230000008859 change Effects 0.000 description 6
- 238000004891 communication Methods 0.000 description 6
- 238000013473 artificial intelligence Methods 0.000 description 4
- 238000010801 machine learning Methods 0.000 description 4
- 230000000875 corresponding effect Effects 0.000 description 3
- 238000013527 convolutional neural network Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000002542 deteriorative effect Effects 0.000 description 2
- 238000000611 regression analysis Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 238000013528 artificial neural network Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000013256 coordination polymer Substances 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012549 training Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/16—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to battery ageing, e.g. to the number of charging cycles or the state of health [SoH]
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/367—Software therefor, e.g. for battery testing using modelling or look-up tables
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/374—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC] with means for correcting the measurement for temperature or ageing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
- G01R31/3835—Arrangements for monitoring battery or accumulator variables, e.g. SoC involving only voltage measurements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/392—Determining battery ageing or deterioration, e.g. state of health
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N20/00—Machine learning
-
- 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
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Software Systems (AREA)
- Theoretical Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Evolutionary Computation (AREA)
- Medical Informatics (AREA)
- Data Mining & Analysis (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Artificial Intelligence (AREA)
- Secondary Cells (AREA)
- Tests Of Electric Status Of Batteries (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Description
12 センタ
14 車両
16 車載器
20 バッテリ
22 バッテリ情報取得部(取得部)
30 データ受信部(取得部)
32 データ補正部(補正部)
34 温度代替処理部(推定部)
36 データ補正処理部
40 データ演算部(判定部)
42 確率算出部
44 劣化判定部
Claims (9)
- バッテリの状態量を取得する取得部と、
前記取得部が取得した前記状態量と前記バッテリの温度に関連する物理量の相関がある場合に、前記状態量の大きさに応じて予め定めた補正量で前記状態量を補正する補正部と、
前記補正部によって補正された前記状態量に基づいて、前記バッテリの劣化を判定し、前記相関がない場合は、前記取得部が取得した前記状態量に基づいて、前記バッテリの劣化を判定する判定部と、
を含むバッテリ劣化判定装置。 - 前記補正部は、前記バッテリの使用期間に応じて異なる補正量で前記状態量を補正する請求項1に記載のバッテリ劣化判定装置。
- 前記取得部は、前記物理量を更に取得する請求項1又は請求項2に記載のバッテリ劣化判定装置。
- 前記物理量を推定する推定部を更に含む請求項1又は請求項2に記載のバッテリ劣化判定装置。
- 前記補正部は、前記状態量と前記物理量の相関係数が予め定めた値以上の場合に、前記状態量を補正する請求項1~4の何れか1項に記載のバッテリ劣化判定装置。
- 前記補正部は、前記状態量及び前記物理量のそれぞれについて、予め定めた期間におけるそれぞれの平均値と比較して相関を判断し、前記状態量を補正する請求項1~4の何れか1項に記載のバッテリ劣化判定装置。
- 前記取得部は、車両に搭載されたセンサによって検出された前記状態量を取得する請求
項1~6の何れか1項に記載のバッテリ劣化判定装置。 - バッテリの状態量を取得して、取得した前記状態量と前記バッテリの温度に関連する物理量の相関がある場合に、前記状態量の大きさに応じて予め定めた補正量で前記状態量を補正し、補正した前記状態量に基づいて、前記バッテリの劣化を判定し、前記相関がない場合は、取得した前記状態量に基づいて、前記バッテリの劣化を判定することを含む処理をコンピュータによって実行させるバッテリ劣化判定方法。
- コンピュータに、
バッテリの状態量を取得して、取得した前記状態量と前記バッテリの温度に関連する物理量の相関がある場合に、前記状態量の大きさに応じて予め定めた補正量で前記状態量を補正し、補正した前記状態量に基づいて、前記バッテリの劣化を判定し、前記相関がない場合は、取得した前記状態量に基づいて、前記バッテリの劣化を判定することを含む処理を実行させるためのバッテリ劣化判定プログラム。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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JP2020018735A JP7388220B2 (ja) | 2020-02-06 | 2020-02-06 | バッテリ劣化判定装置、バッテリ劣化判定方法、及びバッテリ劣化判定プログラム |
US17/132,817 US20210245624A1 (en) | 2020-02-06 | 2020-12-23 | Battery degradation evaluation system, battery degradation evaluation method, and non-transitory storage medium storing battery degradation evaluation program |
EP21150463.4A EP3862766B1 (en) | 2020-02-06 | 2021-01-07 | Battery degradation evaluation system, battery degradation evaluation method, and non-transitory storage medium storing battery degradation evaluation program |
CN202110032160.4A CN113219337B (zh) | 2020-02-06 | 2021-01-11 | 电池劣化判断系统、方法以及存储有程序的非临时性存储介质 |
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JP2020018735A JP7388220B2 (ja) | 2020-02-06 | 2020-02-06 | バッテリ劣化判定装置、バッテリ劣化判定方法、及びバッテリ劣化判定プログラム |
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JP2021125392A JP2021125392A (ja) | 2021-08-30 |
JP7388220B2 true JP7388220B2 (ja) | 2023-11-29 |
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JP2020018735A Active JP7388220B2 (ja) | 2020-02-06 | 2020-02-06 | バッテリ劣化判定装置、バッテリ劣化判定方法、及びバッテリ劣化判定プログラム |
Country Status (4)
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US (1) | US20210245624A1 (ja) |
EP (1) | EP3862766B1 (ja) |
JP (1) | JP7388220B2 (ja) |
CN (1) | CN113219337B (ja) |
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US11422199B1 (en) * | 2021-06-17 | 2022-08-23 | Hong Kong Applied Science and Technology Research Institute Company Limited | State of health evaluation of retired lithium-ion batteries and battery modules |
JP2023046847A (ja) * | 2021-09-24 | 2023-04-05 | 株式会社Gsユアサ | 情報処理装置及び情報処理方法 |
Citations (6)
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JP2005091217A (ja) | 2003-09-18 | 2005-04-07 | Furukawa Electric Co Ltd:The | 二次電池劣化状態判定方法、二次電池劣化状態判定装置及び電源システム |
JP2006292565A (ja) | 2005-04-12 | 2006-10-26 | Furukawa Electric Co Ltd:The | 二次電池劣化状態判定方法及び二次電池劣化状態判定装置 |
JP2010019758A (ja) | 2008-07-11 | 2010-01-28 | Mitsumi Electric Co Ltd | 電池状態検知装置 |
JP2016070920A (ja) | 2014-09-30 | 2016-05-09 | 株式会社Gsユアサ | 電池劣化判定装置,電池劣化判定方法及び車両 |
JP2016090330A (ja) | 2014-10-31 | 2016-05-23 | カルソニックカンセイ株式会社 | バッテリのパラメータ推定装置 |
WO2018056262A1 (ja) | 2016-09-21 | 2018-03-29 | オートモーティブエナジーサプライ株式会社 | 電源システム |
Family Cites Families (10)
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JP5220269B2 (ja) * | 2005-09-16 | 2013-06-26 | 古河電気工業株式会社 | 蓄電池の劣化状態・充電状態の検知方法及びその装置 |
WO2007032382A1 (ja) * | 2005-09-16 | 2007-03-22 | The Furukawa Electric Co., Ltd | 二次電池劣化判定方法、二次電池劣化判定装置、及び電源システム |
EP1995123B1 (en) * | 2006-03-10 | 2018-12-05 | Shin-Kobe Electric Machinery Co., Ltd. | Battery state judging device |
JP5879983B2 (ja) * | 2011-12-02 | 2016-03-08 | 日産自動車株式会社 | 組電池の制御装置 |
WO2014129025A1 (ja) * | 2013-02-19 | 2014-08-28 | 古河電気工業株式会社 | 二次電池劣化判定方法及び二次電池劣化判定装置 |
JP2015059924A (ja) * | 2013-09-20 | 2015-03-30 | 株式会社東芝 | 蓄電池性能評価装置およびその方法 |
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JP6567583B2 (ja) * | 2017-03-15 | 2019-08-28 | 株式会社東芝 | 電池安全性評価装置、電池制御装置、電池安全性評価方法、プログラム、制御回路及び蓄電システム |
JP2018179733A (ja) | 2017-04-12 | 2018-11-15 | 日立化成株式会社 | 電池の寿命診断装置及び電池の寿命診断方法 |
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- 2020-02-06 JP JP2020018735A patent/JP7388220B2/ja active Active
- 2020-12-23 US US17/132,817 patent/US20210245624A1/en not_active Abandoned
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2021
- 2021-01-07 EP EP21150463.4A patent/EP3862766B1/en active Active
- 2021-01-11 CN CN202110032160.4A patent/CN113219337B/zh active Active
Patent Citations (6)
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JP2005091217A (ja) | 2003-09-18 | 2005-04-07 | Furukawa Electric Co Ltd:The | 二次電池劣化状態判定方法、二次電池劣化状態判定装置及び電源システム |
JP2006292565A (ja) | 2005-04-12 | 2006-10-26 | Furukawa Electric Co Ltd:The | 二次電池劣化状態判定方法及び二次電池劣化状態判定装置 |
JP2010019758A (ja) | 2008-07-11 | 2010-01-28 | Mitsumi Electric Co Ltd | 電池状態検知装置 |
JP2016070920A (ja) | 2014-09-30 | 2016-05-09 | 株式会社Gsユアサ | 電池劣化判定装置,電池劣化判定方法及び車両 |
JP2016090330A (ja) | 2014-10-31 | 2016-05-23 | カルソニックカンセイ株式会社 | バッテリのパラメータ推定装置 |
WO2018056262A1 (ja) | 2016-09-21 | 2018-03-29 | オートモーティブエナジーサプライ株式会社 | 電源システム |
Also Published As
Publication number | Publication date |
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EP3862766B1 (en) | 2023-06-21 |
CN113219337B (zh) | 2024-02-20 |
JP2021125392A (ja) | 2021-08-30 |
US20210245624A1 (en) | 2021-08-12 |
CN113219337A (zh) | 2021-08-06 |
EP3862766A1 (en) | 2021-08-11 |
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