WO2009013898A1 - 電池の内部短絡検知装置および方法、電池パック並びに電子機器システム - Google Patents

電池の内部短絡検知装置および方法、電池パック並びに電子機器システム Download PDF

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Publication number
WO2009013898A1
WO2009013898A1 PCT/JP2008/001963 JP2008001963W WO2009013898A1 WO 2009013898 A1 WO2009013898 A1 WO 2009013898A1 JP 2008001963 W JP2008001963 W JP 2008001963W WO 2009013898 A1 WO2009013898 A1 WO 2009013898A1
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WO
WIPO (PCT)
Prior art keywords
internal short
voltage
circuit
increase
unit
Prior art date
Application number
PCT/JP2008/001963
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English (en)
French (fr)
Inventor
Jun Asakura
Takuya Nakashima
Toshiyuki Nakatsuji
Masato Fujikawa
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Panasonic Corporation
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Panasonic Corporation filed Critical Panasonic Corporation
Priority to CN200880100392A priority Critical patent/CN101765941A/zh
Priority to EP08790252A priority patent/EP2175515A4/en
Priority to US12/670,597 priority patent/US20100188054A1/en
Publication of WO2009013898A1 publication Critical patent/WO2009013898A1/ja

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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
    • 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]
    • 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
    • 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
    • G01R31/52—Testing for short-circuits, leakage current or ground faults
    • 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
    • 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
    • H01M10/482—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for several batteries or cells simultaneously or sequentially
    • 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
    • H01M4/136—Electrodes based on inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
    • 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
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
    • H01M4/5825—Oxygenated metallic salts or polyanionic structures, e.g. borates, phosphates, silicates, olivines
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/007—Regulation of charging or discharging current or voltage
    • H02J7/00712—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/569—Constructional details of current conducting connections for detecting conditions inside cells or batteries, e.g. details of voltage sensing terminals
    • 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
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

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  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • General Physics & Mathematics (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Power Engineering (AREA)
  • Secondary Cells (AREA)
  • Tests Of Electric Status Of Batteries (AREA)
  • Cell Separators (AREA)
  • Battery Electrode And Active Subsutance (AREA)

Abstract

　一定の電流量Ｉで充電する定電流充電中における電池の内部短絡を検知する内部短絡検知装置は、電池の端子電圧を検出する電圧検出部と、前記電圧検出部より予め定める第１期間ΔＷ１の始点における端子電圧Ｖ１と終点における端子電圧Ｖ２とを取得する端子電圧取得部と、前記端子電圧Ｖ１とＶ２とから前記第１期間ΔＷ１の端子電圧の実際の増加量ΔＶ３を算出する電圧増加量算出部と、前記電流量Ｉで前記第１期間ΔＷ１充電した場合の当該期間中の端子電圧の予測増加量ΔＶ４を算出する電圧増加量予測部と、前記実際の増加量ΔＶ３が、前記予測増加量ΔＶ４に予め定める係数αを加味した値以下であるときに内部短絡と判定する内部短絡判定部とを備えている。
PCT/JP2008/001963 2007-07-26 2008-07-23 電池の内部短絡検知装置および方法、電池パック並びに電子機器システム WO2009013898A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN200880100392A CN101765941A (zh) 2007-07-26 2008-07-23 电池的内部短路检测装置、方法、电池组件以及电子设备系统
EP08790252A EP2175515A4 (en) 2007-07-26 2008-07-23 DEVICE AND METHOD FOR DETECTING INTERNAL BATTERY SHORT CIRCUITS, BATTERY PACK AND SYSTEM FOR AN ELECTRONIC DEVICE
US12/670,597 US20100188054A1 (en) 2007-07-26 2008-07-23 Battery internal short-circuit detecting device and method, battery pack, and electronic device system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-194814 2007-07-26
JP2007194814A JP2009032506A (ja) 2007-07-26 2007-07-26 非水系電解質二次電池の内部短絡検知方法および装置

Publications (1)

Publication Number Publication Date
WO2009013898A1 true WO2009013898A1 (ja) 2009-01-29

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PCT/JP2008/001963 WO2009013898A1 (ja) 2007-07-26 2008-07-23 電池の内部短絡検知装置および方法、電池パック並びに電子機器システム

Country Status (6)

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US (1) US20100188054A1 (ja)
EP (1) EP2175515A4 (ja)
JP (1) JP2009032506A (ja)
KR (1) KR20100050514A (ja)
CN (1) CN101765941A (ja)
WO (1) WO2009013898A1 (ja)

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CN112034358A (zh) * 2020-08-04 2020-12-04 上汽大众汽车有限公司 一种锂电池热失控检测系统及方法
WO2021019848A1 (ja) * 2019-07-30 2021-02-04 日置電機株式会社 蓄電デバイスの測定装置及び測定方法
JP2021021686A (ja) * 2019-07-30 2021-02-18 日置電機株式会社 蓄電デバイスの測定装置及び測定方法
JP2021021685A (ja) * 2019-07-30 2021-02-18 日置電機株式会社 蓄電デバイスの検査装置及び検査方法
WO2021145437A1 (ja) * 2020-01-17 2021-07-22 日置電機株式会社 装置、測定装置、方法及び測定方法

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