CN110618387A - 锂电池失效分析方法、装置、电子设备和存储介质 - Google Patents
锂电池失效分析方法、装置、电子设备和存储介质 Download PDFInfo
- Publication number
- CN110618387A CN110618387A CN201910909827.7A CN201910909827A CN110618387A CN 110618387 A CN110618387 A CN 110618387A CN 201910909827 A CN201910909827 A CN 201910909827A CN 110618387 A CN110618387 A CN 110618387A
- Authority
- CN
- China
- Prior art keywords
- lithium battery
- battery
- battery capacity
- voltage
- peak
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 227
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 227
- 238000004458 analytical method Methods 0.000 title claims abstract description 32
- 208000032953 Device battery issue Diseases 0.000 title claims abstract description 29
- 238000007599 discharging Methods 0.000 claims abstract description 47
- 238000000034 method Methods 0.000 claims abstract description 39
- 239000007773 negative electrode material Substances 0.000 claims abstract description 35
- 239000007774 positive electrode material Substances 0.000 claims abstract description 30
- 230000008569 process Effects 0.000 claims abstract description 20
- HMDDXIMCDZRSNE-UHFFFAOYSA-N [C].[Si] Chemical group [C].[Si] HMDDXIMCDZRSNE-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000010405 anode material Substances 0.000 claims abstract description 8
- 230000009467 reduction Effects 0.000 claims abstract description 8
- 239000010406 cathode material Substances 0.000 claims abstract description 7
- 230000008859 change Effects 0.000 claims description 49
- 238000004590 computer program Methods 0.000 claims description 7
- 238000004364 calculation method Methods 0.000 claims description 6
- 230000001351 cycling effect Effects 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims description 5
- 230000006872 improvement Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 8
- 230000006870 function Effects 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
Classifications
-
- 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]
- G01R31/385—Arrangements for measuring battery or accumulator variables
-
- 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]
- G01R31/385—Arrangements for measuring battery or accumulator variables
- G01R31/387—Determining ampere-hour charge capacity or SoC
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Description
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910909827.7A CN110618387B (zh) | 2019-09-25 | 2019-09-25 | 锂电池失效分析方法、装置、电子设备和存储介质 |
Applications Claiming Priority (1)
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CN201910909827.7A CN110618387B (zh) | 2019-09-25 | 2019-09-25 | 锂电池失效分析方法、装置、电子设备和存储介质 |
Publications (2)
Publication Number | Publication Date |
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CN110618387A true CN110618387A (zh) | 2019-12-27 |
CN110618387B CN110618387B (zh) | 2021-09-03 |
Family
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Family Applications (1)
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CN201910909827.7A Active CN110618387B (zh) | 2019-09-25 | 2019-09-25 | 锂电池失效分析方法、装置、电子设备和存储介质 |
Country Status (1)
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CN (1) | CN110618387B (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111707955A (zh) * | 2020-08-11 | 2020-09-25 | 江苏时代新能源科技有限公司 | 电池剩余寿命的估算方法、装置和介质 |
EP3951412A1 (en) * | 2020-08-07 | 2022-02-09 | Prime Planet Energy & Solutions, Inc. | Method for inspecting insulation of a secondary battery |
CN115808626A (zh) * | 2022-12-26 | 2023-03-17 | 蜂巢能源科技(马鞍山)有限公司 | 一种锂电池的衰减分析方法及装置 |
Citations (8)
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CN103675702A (zh) * | 2013-12-04 | 2014-03-26 | 清华大学 | 一种实时评估电池健康状态的方法 |
CN103698714A (zh) * | 2014-01-02 | 2014-04-02 | 清华大学 | 电池容量衰减机理辨识方法及系统 |
JP2017227494A (ja) * | 2016-06-21 | 2017-12-28 | マツダ株式会社 | リチウムイオン電池の診断装置及び制御装置 |
CN108414944A (zh) * | 2018-03-09 | 2018-08-17 | 华霆(合肥)动力技术有限公司 | 衰减检测方法及装置 |
CN108896913A (zh) * | 2018-05-10 | 2018-11-27 | 燕山大学 | 一种锂离子电池健康状态的估算方法 |
WO2019049719A1 (ja) * | 2017-09-11 | 2019-03-14 | 株式会社デンソー | 電源システム |
CN110045293A (zh) * | 2019-03-15 | 2019-07-23 | 天津力神电池股份有限公司 | 一种无损分析电池活性物质材料失效的方法 |
CN110133527A (zh) * | 2019-05-08 | 2019-08-16 | 深圳市比克动力电池有限公司 | 一种基于三电极锂离子电池分析容量衰减的方法 |
-
2019
- 2019-09-25 CN CN201910909827.7A patent/CN110618387B/zh active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103675702A (zh) * | 2013-12-04 | 2014-03-26 | 清华大学 | 一种实时评估电池健康状态的方法 |
CN103698714A (zh) * | 2014-01-02 | 2014-04-02 | 清华大学 | 电池容量衰减机理辨识方法及系统 |
JP2017227494A (ja) * | 2016-06-21 | 2017-12-28 | マツダ株式会社 | リチウムイオン電池の診断装置及び制御装置 |
WO2019049719A1 (ja) * | 2017-09-11 | 2019-03-14 | 株式会社デンソー | 電源システム |
CN108414944A (zh) * | 2018-03-09 | 2018-08-17 | 华霆(合肥)动力技术有限公司 | 衰减检测方法及装置 |
CN108896913A (zh) * | 2018-05-10 | 2018-11-27 | 燕山大学 | 一种锂离子电池健康状态的估算方法 |
CN110045293A (zh) * | 2019-03-15 | 2019-07-23 | 天津力神电池股份有限公司 | 一种无损分析电池活性物质材料失效的方法 |
CN110133527A (zh) * | 2019-05-08 | 2019-08-16 | 深圳市比克动力电池有限公司 | 一种基于三电极锂离子电池分析容量衰减的方法 |
Non-Patent Citations (2)
Title |
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IRA BLOOM等: "Differential voltage analyses of high-power,lithium-ion cells 1.Technique and application", 《JOURNAL OF POWER SOURCES》 * |
中国化学与物理电源行业协会: "dV/dQ曲线分析方法解读及案例分析", 《HTTPS://WWW.SOHU.COM/A/273538863_607810》 * |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3951412A1 (en) * | 2020-08-07 | 2022-02-09 | Prime Planet Energy & Solutions, Inc. | Method for inspecting insulation of a secondary battery |
CN114062952A (zh) * | 2020-08-07 | 2022-02-18 | 泰星能源解决方案有限公司 | 二次电池的绝缘检查方法 |
CN114062952B (zh) * | 2020-08-07 | 2023-08-04 | 泰星能源解决方案有限公司 | 二次电池的绝缘检查方法 |
CN111707955A (zh) * | 2020-08-11 | 2020-09-25 | 江苏时代新能源科技有限公司 | 电池剩余寿命的估算方法、装置和介质 |
US11619679B2 (en) | 2020-08-11 | 2023-04-04 | Jiangsu Contemporary Amperex Technology Limited | Method, apparatus and medium for estimating battery remaining life |
CN115808626A (zh) * | 2022-12-26 | 2023-03-17 | 蜂巢能源科技(马鞍山)有限公司 | 一种锂电池的衰减分析方法及装置 |
Also Published As
Publication number | Publication date |
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CN110618387B (zh) | 2021-09-03 |
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Application publication date: 20191227 Assignee: Anhui Xingtai Financial Leasing Co.,Ltd. Assignor: Huating (Hefei) Power Technology Co.,Ltd. Contract record no.: X2022980005434 Denomination of invention: Lithium battery failure analysis method, device, electronic equipment and storage medium Granted publication date: 20210903 License type: Exclusive License Record date: 20220512 |
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Denomination of invention: Lithium battery failure analysis method, device, electronic equipment and storage medium Effective date of registration: 20220516 Granted publication date: 20210903 Pledgee: Anhui Xingtai Financial Leasing Co.,Ltd. Pledgor: Huating (Hefei) Power Technology Co.,Ltd. Registration number: Y2022980005590 |
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Date of cancellation: 20230706 Granted publication date: 20210903 Pledgee: Anhui Xingtai Financial Leasing Co.,Ltd. Pledgor: Huating (Hefei) Power Technology Co.,Ltd. Registration number: Y2022980005590 |
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EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Anhui Xingtai Financial Leasing Co.,Ltd. Assignor: Huating (Hefei) Power Technology Co.,Ltd. Contract record no.: X2022980005434 Date of cancellation: 20230801 |