CN110376530A - 电池内短路检测装置及方法 - Google Patents
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- 238000000034 method Methods 0.000 title claims abstract description 42
- 230000005611 electricity Effects 0.000 claims abstract description 135
- 239000000178 monomer Substances 0.000 claims abstract description 115
- 238000009825 accumulation Methods 0.000 claims abstract description 77
- 230000008569 process Effects 0.000 claims abstract description 20
- 230000000694 effects Effects 0.000 claims abstract description 5
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- 230000001186 cumulative effect Effects 0.000 claims description 11
- 238000005303 weighing Methods 0.000 claims description 7
- 210000004027 cell Anatomy 0.000 description 31
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 4
- 229910001416 lithium ion Inorganic materials 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
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Classifications
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- 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
- G01R31/3842—Arrangements for monitoring battery or accumulator variables, e.g. SoC combining voltage and current measurements
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- 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
- G01R31/388—Determining ampere-hour charge capacity or SoC involving 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]
- G01R31/389—Measuring internal impedance, internal conductance or related 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
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
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- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111751737A (zh) * | 2020-07-07 | 2020-10-09 | 安徽江淮汽车集团股份有限公司 | 动力电池的自放电电流计算方法、装置、设备及存储介质 |
CN112014754A (zh) * | 2020-07-20 | 2020-12-01 | 武汉数值仿真技术研究院有限公司 | 一种车用锂离子电池充放电均衡性测试方法 |
CN112180266A (zh) * | 2020-09-21 | 2021-01-05 | 上海理工大学 | 一种电池内短路全过程的跟踪预警方法 |
CN112485674A (zh) * | 2020-11-20 | 2021-03-12 | 清华大学 | 一种正向锂离子电池内短路热失控建模方法 |
WO2021258472A1 (zh) * | 2020-06-23 | 2021-12-30 | 上海理工大学 | 一种基于容量估计的单体电池漏电或微短路定量诊断方法 |
CN113866669A (zh) * | 2020-06-30 | 2021-12-31 | 宁德时代新能源科技股份有限公司 | 电芯内部短路故障的检测方法、装置、设备和介质 |
CN114137417A (zh) * | 2021-11-19 | 2022-03-04 | 北京理工大学 | 一种基于充电数据特征的电池内短路检测方法 |
CN114355212A (zh) * | 2021-12-31 | 2022-04-15 | 珠海冠宇电池股份有限公司 | 电池自放电检测方法、装置、计算机设备及存储介质 |
CN115684975A (zh) * | 2022-12-28 | 2023-02-03 | 湖北工业大学 | 一种基于均衡电量量化电池微短路的方法及系统 |
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Cited By (17)
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---|---|---|---|---|
WO2021258472A1 (zh) * | 2020-06-23 | 2021-12-30 | 上海理工大学 | 一种基于容量估计的单体电池漏电或微短路定量诊断方法 |
CN113866669B (zh) * | 2020-06-30 | 2023-09-15 | 宁德时代新能源科技股份有限公司 | 电芯内部短路故障的检测方法、装置、设备和介质 |
US11614494B2 (en) | 2020-06-30 | 2023-03-28 | Contemporary Amperex Technology Co., Limited | Method, apparatus, device and medium for detecting internal short-circuit fault of battery cell |
WO2022001197A1 (zh) * | 2020-06-30 | 2022-01-06 | 宁德时代新能源科技股份有限公司 | 电芯内部短路故障的检测方法、装置、设备和介质 |
CN113866669A (zh) * | 2020-06-30 | 2021-12-31 | 宁德时代新能源科技股份有限公司 | 电芯内部短路故障的检测方法、装置、设备和介质 |
CN111751737B (zh) * | 2020-07-07 | 2021-10-01 | 安徽江淮汽车集团股份有限公司 | 动力电池的自放电电流计算方法、装置、设备及存储介质 |
CN111751737A (zh) * | 2020-07-07 | 2020-10-09 | 安徽江淮汽车集团股份有限公司 | 动力电池的自放电电流计算方法、装置、设备及存储介质 |
CN112014754B (zh) * | 2020-07-20 | 2023-06-06 | 武汉数值仿真技术研究院有限公司 | 一种车用锂离子电池充放电均衡性测试方法 |
CN112014754A (zh) * | 2020-07-20 | 2020-12-01 | 武汉数值仿真技术研究院有限公司 | 一种车用锂离子电池充放电均衡性测试方法 |
CN112180266A (zh) * | 2020-09-21 | 2021-01-05 | 上海理工大学 | 一种电池内短路全过程的跟踪预警方法 |
CN112485674B (zh) * | 2020-11-20 | 2021-12-10 | 清华大学 | 一种正向锂离子电池内短路热失控建模方法 |
CN112485674A (zh) * | 2020-11-20 | 2021-03-12 | 清华大学 | 一种正向锂离子电池内短路热失控建模方法 |
CN114137417A (zh) * | 2021-11-19 | 2022-03-04 | 北京理工大学 | 一种基于充电数据特征的电池内短路检测方法 |
CN114137417B (zh) * | 2021-11-19 | 2023-01-17 | 北京理工大学 | 一种基于充电数据特征的电池内短路检测方法 |
CN114355212A (zh) * | 2021-12-31 | 2022-04-15 | 珠海冠宇电池股份有限公司 | 电池自放电检测方法、装置、计算机设备及存储介质 |
CN114355212B (zh) * | 2021-12-31 | 2023-10-31 | 珠海冠宇电池股份有限公司 | 电池自放电检测方法、装置、计算机设备及存储介质 |
CN115684975A (zh) * | 2022-12-28 | 2023-02-03 | 湖北工业大学 | 一种基于均衡电量量化电池微短路的方法及系统 |
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Effective date of registration: 20220609 Address after: 5004, floor 5, No. 6, Chuangye Road, Shangdi Information Industry base, Haidian District, Beijing 100085 Patentee after: Beijing Shengke Energy Technology Co.,Ltd. Address before: No. 0503-67, floor 5, building 4, yard 1, Wangzhuang Road, Haidian District, Beijing 100083 Patentee before: Beijing Shengke New Energy Technology Co.,Ltd. |
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Correction item: Patentee|Address Correct: Beijing Shengke Energy Technology Co.,Ltd.|5004, floor 5, No. 6, Chuangye Road, Shangdi Information Industry base, Haidian District, Beijing 100085 False: Beijing Shengke Energy Technology Co.,Ltd.|5004, floor 5, No. 6, Chuangye Road, Shangdi Information Industry base, Haidian District, Beijing 100085 Number: 25-01 Volume: 38 |