WO2008084791A1 - リチウム二次電池の劣化検出方法と劣化抑制方法、劣化検出器と劣化抑制器、それを用いた電池パック、充電器 - Google Patents
リチウム二次電池の劣化検出方法と劣化抑制方法、劣化検出器と劣化抑制器、それを用いた電池パック、充電器 Download PDFInfo
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- WO2008084791A1 WO2008084791A1 PCT/JP2008/050089 JP2008050089W WO2008084791A1 WO 2008084791 A1 WO2008084791 A1 WO 2008084791A1 JP 2008050089 W JP2008050089 W JP 2008050089W WO 2008084791 A1 WO2008084791 A1 WO 2008084791A1
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- WIPO (PCT)
- Prior art keywords
- degradation
- lithium secondary
- secondary cell
- detection method
- cell
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
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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]
- G01R31/392—Determining battery ageing or deterioration, e.g. state of health
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
-
- 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]
- G01R31/378—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC] specially adapted for the type of battery or accumulator
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
- H01M10/0585—Construction or manufacture of accumulators having only flat construction elements, i.e. flat positive electrodes, flat negative electrodes and flat separators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/134—Electrodes based on metals, Si or alloys
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- 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
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Tests Of Electric Status Of Batteries (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
リチウム二次電池の劣化検出方法では、リチウム二次電池の電池電圧を充電終止あるいは放電終止の前後で測定する。そして測定した電池電圧より判定値を算出する。この判定値をリチウム二次電池のあらかじめ記憶した基準値と比較して、その結果よりリチウム二次電池の劣化度合いを推定する。さらに得られた劣化度合いに基づいてリチウム二次電池の充電および放電を制御することにより劣化の進行を抑制することができる。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP08710538A EP1983602A4 (en) | 2007-01-11 | 2008-01-09 | DEGRADING DETECTION METHOD FOR A SECONDARY LITHIUM CELL, DEGRADATION KNOWLEDGE, DEGRADING DEPRESSION DEVICE AND CELL PACKAGE WITH THE SAME BATTERY CHARGER |
US12/161,104 US8102152B2 (en) | 2007-01-11 | 2008-01-09 | Deterioration detecting method and deterioration suppressing method for rechargeable lithium batteries, deterioration detector, deterioration suppressor, battery pack, and charger |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007-003005 | 2007-01-11 | ||
JP2007003005 | 2007-01-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2008084791A1 true WO2008084791A1 (ja) | 2008-07-17 |
Family
ID=39608681
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2008/050089 WO2008084791A1 (ja) | 2007-01-11 | 2008-01-09 | リチウム二次電池の劣化検出方法と劣化抑制方法、劣化検出器と劣化抑制器、それを用いた電池パック、充電器 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8102152B2 (ja) |
EP (1) | EP1983602A4 (ja) |
JP (1) | JP5130917B2 (ja) |
CN (1) | CN101542821A (ja) |
WO (1) | WO2008084791A1 (ja) |
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WO2012046375A1 (ja) * | 2010-10-04 | 2012-04-12 | パナソニック株式会社 | 非水電解質二次電池の充放電制御システム及び制御方法、並びに電池パック |
CN104215910A (zh) * | 2014-08-13 | 2014-12-17 | 钱亚琴 | 用于锂离子电池组的检测及诊断方法 |
US9669726B2 (en) | 2012-11-12 | 2017-06-06 | Nec Corporation | Battery control device, power storage device, power storage method, and program |
WO2023223581A1 (ja) * | 2022-05-16 | 2023-11-23 | パナソニックIpマネジメント株式会社 | 電池 |
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- 2008-01-09 EP EP08710538A patent/EP1983602A4/en not_active Withdrawn
- 2008-01-09 US US12/161,104 patent/US8102152B2/en active Active
- 2008-01-09 JP JP2008001922A patent/JP5130917B2/ja active Active
- 2008-01-09 WO PCT/JP2008/050089 patent/WO2008084791A1/ja active Application Filing
- 2008-01-09 CN CNA2008800000697A patent/CN101542821A/zh active Pending
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WO2009155792A3 (zh) * | 2009-08-26 | 2010-07-29 | Chang I-Chang | 电池极性检测*** |
WO2012046375A1 (ja) * | 2010-10-04 | 2012-04-12 | パナソニック株式会社 | 非水電解質二次電池の充放電制御システム及び制御方法、並びに電池パック |
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WO2023223581A1 (ja) * | 2022-05-16 | 2023-11-23 | パナソニックIpマネジメント株式会社 | 電池 |
Also Published As
Publication number | Publication date |
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US20100156351A1 (en) | 2010-06-24 |
CN101542821A (zh) | 2009-09-23 |
US8102152B2 (en) | 2012-01-24 |
JP5130917B2 (ja) | 2013-01-30 |
EP1983602A1 (en) | 2008-10-22 |
JP2008192607A (ja) | 2008-08-21 |
EP1983602A4 (en) | 2011-03-16 |
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