CN109143102B - 一种安时积分估算锂电池soc方法 - Google Patents
一种安时积分估算锂电池soc方法 Download PDFInfo
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- CN109143102B CN109143102B CN201810905868.4A CN201810905868A CN109143102B CN 109143102 B CN109143102 B CN 109143102B CN 201810905868 A CN201810905868 A CN 201810905868A CN 109143102 B CN109143102 B CN 109143102B
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 69
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 69
- 238000000034 method Methods 0.000 title claims abstract description 38
- 230000010354 integration Effects 0.000 title claims abstract description 30
- 238000007599 discharging Methods 0.000 claims abstract description 25
- 238000004364 calculation method Methods 0.000 claims description 11
- 230000005611 electricity Effects 0.000 claims description 3
- 230000032683 aging Effects 0.000 abstract description 2
- 230000008569 process Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 239000008358 core component Substances 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
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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]
- G01R31/3644—Constructional arrangements
- G01R31/3648—Constructional arrangements comprising digital calculation means, e.g. for performing an algorithm
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Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109782210B (zh) * | 2019-03-11 | 2021-05-11 | 威马智慧出行科技(上海)有限公司 | 电动汽车电池管理系统的电流传感器校正方法及电子设备 |
CN110488195B (zh) * | 2019-07-18 | 2022-01-04 | 力高(山东)新能源技术有限公司 | 一种修正动力电池soc的方法 |
CN113533964B (zh) * | 2020-03-30 | 2024-02-13 | 郑州深澜动力科技有限公司 | 一种显示荷电状态的计算方法及装置 |
CN112649744A (zh) * | 2020-12-15 | 2021-04-13 | 西安奇点能源技术有限公司 | 一种pcs、bms同步协调soc计算方法及系统 |
CN112858927B (zh) * | 2021-01-11 | 2023-06-06 | 东风汽车股份有限公司 | 一种电动汽车显示soc自适应校准方法 |
CN113625174B (zh) * | 2021-06-18 | 2022-06-03 | 吉林大学 | 一种锂离子电池soc与容量联合估计方法 |
CN113466720B (zh) * | 2021-07-06 | 2022-11-22 | 上汽大众动力电池有限公司 | 一种实车锂电池漏电流检测方法 |
CN114067457B (zh) * | 2021-11-15 | 2023-12-22 | 合众新能源汽车股份有限公司 | 一种根据soc预测数值计算续航里程的方法 |
CN116819346B (zh) * | 2023-08-29 | 2023-11-07 | 深圳凌奈智控有限公司 | 电池soc估算方法、装置、设备及存储介质 |
Citations (8)
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CN105068006A (zh) * | 2015-06-24 | 2015-11-18 | 汪建立 | 一种基于库伦soc与电压soc相结合的快速学习方法 |
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JP5767873B2 (ja) * | 2011-06-28 | 2015-08-26 | 株式会社東芝 | 蓄電装置および蓄電システム |
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- 2018-08-10 CN CN201810905868.4A patent/CN109143102B/zh active Active
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CN101966820A (zh) * | 2010-08-26 | 2011-02-09 | 清华大学 | 一种自适应修正的锂离子电池荷电状态在线监控方法 |
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