WO2010024654A3 - 배터리 누설전류 감지 장치 및 방법, 및 상기 장치를 포함하는 배터리 구동 장치 및 배터리 팩 - Google Patents

배터리 누설전류 감지 장치 및 방법, 및 상기 장치를 포함하는 배터리 구동 장치 및 배터리 팩 Download PDF

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WO2010024654A3
WO2010024654A3 PCT/KR2009/004927 KR2009004927W WO2010024654A3 WO 2010024654 A3 WO2010024654 A3 WO 2010024654A3 KR 2009004927 W KR2009004927 W KR 2009004927W WO 2010024654 A3 WO2010024654 A3 WO 2010024654A3
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WIPO (PCT)
Prior art keywords
battery
voltage
sensing
terminal
detected
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PCT/KR2009/004927
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English (en)
French (fr)
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WO2010024654A2 (ko
Inventor
강주현
김지호
이상훈
권동근
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주식회사 엘지화학
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Priority to CN2009801392125A priority Critical patent/CN102171578B/zh
Priority to JP2011524916A priority patent/JP5674662B2/ja
Priority to EP09810259.3A priority patent/EP2336794B1/en
Publication of WO2010024654A2 publication Critical patent/WO2010024654A2/ko
Priority to US12/792,253 priority patent/US8421466B2/en
Publication of WO2010024654A3 publication Critical patent/WO2010024654A3/ko

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/16—Measuring impedance of element or network through which a current is passing from another source, e.g. cable, power line
    • G01R27/18—Measuring resistance to earth, i.e. line to ground
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/08—Measuring resistance by measuring both voltage and current
    • 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
    • G01R31/50—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
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • 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
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
    • B60L3/0069—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to the isolation, e.g. ground fault or leak current
    • 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
    • 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
    • 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

Abstract

본 발명은 배터리의 누설전류 감시 장치 및 방법과, 상기 장치를 포함하는 배터리 팩 및 배터리 구동 장치를 개시한다. 본 발명에 따른 배터리 누설전류 감지 장치는, 배터리의 양극 단자 또는 음극 단자로부터 검출되는 전압을 충전하는 부동 캐패시터; 상기 배터리 음극 단자의 검출전압 측정 시 음극 단자 측으로 DC 전압을 인가하는 DC 전압 인가부; 상기 양극 또는 음극 단자 측의 전압 검출 경로를 선택하는 단자 선택 스위칭부; 상기 선택된 전압 검출 경로로부터 검출되는 양극 또는 음극 단자 측의 검출 전압을 상기 부동 캐패시터에 충전시킨 후 상기 부동 캐패시터를 상기 전압 검출 경로와 분리시키는 충전 스위칭부; 상기 분리된 부동 캐패시터에 충전된 배터리 양극 단자 또는 음극 단자의 검출전압을 센싱하는 전압 센싱부; 및 상기 전압 센싱부에서 센싱된 배터리 양극 단자와 음극 단자의 검출전압을 이용하여 누설저항을 계산하고 기준 절연저항과 대비하여 누설전류의 발생 여부를 판별하는 누설전류 판별부를 포함한다.
PCT/KR2009/004927 2008-09-01 2009-09-01 배터리 누설전류 감지 장치 및 방법, 및 상기 장치를 포함하는 배터리 구동 장치 및 배터리 팩 WO2010024654A2 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN2009801392125A CN102171578B (zh) 2008-09-01 2009-09-01 用于感测电池的泄漏电流的设备和方法以及包括该设备的电池驱动设备和电池组
JP2011524916A JP5674662B2 (ja) 2008-09-01 2009-09-01 バッテリーのリーク電流感知装置及び方法、並びに前記装置を含むバッテリー駆動装置及びバッテリーパック
EP09810259.3A EP2336794B1 (en) 2008-09-01 2009-09-01 Apparatus and method for sensing a current leakage of a battery, and battery driving apparatus and battery pack including the apparatus
US12/792,253 US8421466B2 (en) 2008-09-01 2010-06-02 Apparatus and method for sensing leakage current of battery

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20080085756 2008-09-01
KR10-2008-0085756 2008-09-01
KR10-2009-0082231 2009-09-01
KR1020090082231A KR100958795B1 (ko) 2008-09-01 2009-09-01 배터리 누설전류 감지 장치 및 방법, 및 상기 장치를 포함하는 배터리 구동 장치 및 배터리 팩

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US12/792,253 Continuation-In-Part US8421466B2 (en) 2008-09-01 2010-06-02 Apparatus and method for sensing leakage current of battery

Publications (2)

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WO2010024654A2 WO2010024654A2 (ko) 2010-03-04
WO2010024654A3 true WO2010024654A3 (ko) 2010-06-17

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US (1) US8421466B2 (ko)
EP (1) EP2336794B1 (ko)
JP (2) JP5674662B2 (ko)
KR (1) KR100958795B1 (ko)
CN (1) CN102171578B (ko)
WO (1) WO2010024654A2 (ko)

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CN102171578A (zh) 2011-08-31
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JP2012501436A (ja) 2012-01-19
JP2014112086A (ja) 2014-06-19
US20100237872A1 (en) 2010-09-23
US8421466B2 (en) 2013-04-16
CN102171578B (zh) 2013-11-06
WO2010024654A2 (ko) 2010-03-04
EP2336794A2 (en) 2011-06-22
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JP5674662B2 (ja) 2015-02-25

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