CN114641697A - 用于确定开路电压的方法和用于电能的存储器 - Google Patents
用于确定开路电压的方法和用于电能的存储器 Download PDFInfo
- Publication number
- CN114641697A CN114641697A CN202080078957.1A CN202080078957A CN114641697A CN 114641697 A CN114641697 A CN 114641697A CN 202080078957 A CN202080078957 A CN 202080078957A CN 114641697 A CN114641697 A CN 114641697A
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- CN
- China
- Prior art keywords
- circuit voltage
- open circuit
- voltage signal
- determining
- storage
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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
- G01R31/3835—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]
- G01R31/385—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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Secondary Cells (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102019217653.4 | 2019-11-15 | ||
DE102019217653.4A DE102019217653B4 (de) | 2019-11-15 | 2019-11-15 | Verfahren zur Bestimmung einer Leerlaufspannung und Speicher für elektrische Energie |
PCT/EP2020/081849 WO2021094419A1 (fr) | 2019-11-15 | 2020-11-12 | Procédé de détermination d'une tension de circuit ouvert et accumulateur d'énergie électrique |
Publications (1)
Publication Number | Publication Date |
---|---|
CN114641697A true CN114641697A (zh) | 2022-06-17 |
Family
ID=73476089
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202080078957.1A Pending CN114641697A (zh) | 2019-11-15 | 2020-11-12 | 用于确定开路电压的方法和用于电能的存储器 |
Country Status (3)
Country | Link |
---|---|
CN (1) | CN114641697A (fr) |
DE (1) | DE102019217653B4 (fr) |
WO (1) | WO2021094419A1 (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102021110384A1 (de) | 2021-04-23 | 2022-10-27 | Lisa Dräxlmaier GmbH | Elektronische Schaltung zur Bestimmung des Ladezustands einer Batteriezelle |
DE102022120011A1 (de) | 2022-08-09 | 2024-02-15 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Verfahren und System zur Ladezustandsschätzung von Batteriezellen einer rekonfigurierbaren Batterie |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003307556A (ja) * | 2002-02-15 | 2003-10-31 | Yazaki Corp | バッテリの開回路電圧推定方法及び装置 |
US6850038B2 (en) * | 2002-05-14 | 2005-02-01 | Yazaki Corporation | Method of estimating state of charge and open circuit voltage of battery, and method and device for computing degradation degree of battery |
US6646419B1 (en) * | 2002-05-15 | 2003-11-11 | General Motors Corporation | State of charge algorithm for lead-acid battery in a hybrid electric vehicle |
US8855956B2 (en) * | 2008-06-05 | 2014-10-07 | A123 Systems Llc | Method and system for determining state of charge of an energy delivery device |
US20140350875A1 (en) * | 2013-05-27 | 2014-11-27 | Scott Allen Mullin | Relaxation model in real-time estimation of state-of-charge in lithium polymer batteries |
DE102014101157B4 (de) * | 2014-01-30 | 2019-03-21 | Infineon Technologies Ag | Verfahren und Vorrichtungen zum Bestimmen eines Ladezustands |
US9533598B2 (en) * | 2014-08-29 | 2017-01-03 | Ford Global Technologies, Llc | Method for battery state of charge estimation |
JP6490414B2 (ja) * | 2014-12-05 | 2019-03-27 | 古河電気工業株式会社 | 二次電池状態検出装置および二次電池状態検出方法 |
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2019
- 2019-11-15 DE DE102019217653.4A patent/DE102019217653B4/de active Active
-
2020
- 2020-11-12 WO PCT/EP2020/081849 patent/WO2021094419A1/fr active Application Filing
- 2020-11-12 CN CN202080078957.1A patent/CN114641697A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
DE102019217653B4 (de) | 2021-06-24 |
WO2021094419A1 (fr) | 2021-05-20 |
DE102019217653A1 (de) | 2021-05-20 |
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