WO2010032995A3 - 배터리 팩의 셀 전압 측정 장치 및 방법 - Google Patents

배터리 팩의 셀 전압 측정 장치 및 방법 Download PDF

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Publication number
WO2010032995A3
WO2010032995A3 PCT/KR2009/005344 KR2009005344W WO2010032995A3 WO 2010032995 A3 WO2010032995 A3 WO 2010032995A3 KR 2009005344 W KR2009005344 W KR 2009005344W WO 2010032995 A3 WO2010032995 A3 WO 2010032995A3
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WIPO (PCT)
Prior art keywords
cell
voltage
battery pack
relevant
cell group
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Ceased
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PCT/KR2009/005344
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English (en)
French (fr)
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WO2010032995A2 (ko
Inventor
허진석
김지호
이달훈
이상훈
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LG Chem Ltd
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LG Chem Ltd
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Priority to PL09814811T priority Critical patent/PL2341357T3/pl
Priority to JP2011527749A priority patent/JP5350479B2/ja
Priority to EP09814811.7A priority patent/EP2341357B1/en
Priority to CN200980146143.0A priority patent/CN102216795B/zh
Publication of WO2010032995A2 publication Critical patent/WO2010032995A2/ko
Publication of WO2010032995A3 publication Critical patent/WO2010032995A3/ko
Priority to US13/050,493 priority patent/US8860421B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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]
    • G01R31/396—Acquisition or processing of data for testing or for monitoring individual cells or groups of cells within a battery
    • 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
    • B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/12—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
    • B60L58/14—Preventing excessive discharging
    • 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
    • B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/12—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
    • B60L58/15—Preventing overcharging
    • 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
    • B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/18—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
    • B60L58/19—Switching between serial connection and parallel connection of battery modules
    • 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
    • B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/18—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
    • B60L58/22—Balancing the charge of battery modules
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
    • G01R19/16533—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application
    • G01R19/16538—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies
    • G01R19/16542—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies for batteries
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/22—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using conversion of AC into DC
    • G01R19/225—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using conversion of AC into DC by means of thermocouples or other heat sensitive elements
    • 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]
    • G01R31/364—Battery terminal connectors with integrated measuring arrangements
    • 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]
    • G01R31/367—Software therefor, e.g. for battery testing using modelling or look-up tables
    • 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
    • H01M10/42—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
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
    • H02J7/50—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries acting upon multiple batteries simultaneously or sequentially
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
    • H02J7/80—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries including monitoring or indicating arrangements
    • H02J7/82—Control of state of charge [SOC]
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Sustainable Energy (AREA)
  • Sustainable Development (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electrochemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Secondary Cells (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Measurement Of Current Or Voltage (AREA)

Abstract

본 발명은 배터리 팩의 셀 전압 측정 장치 및 방법과, 상기 장치를 포함하는 배터리 구동 장치 및 배터리 팩을 개시한다. 본 발명에 따른 배터리 팩의 셀 전압 측정 장치는, 배터리 팩의 셀 그룹들과 그룹별로 대응하고, 대응하는 셀 그룹으로부터 기준 전위를 인가 받아 상기 기준 전위를 기준으로 셀 그룹에 속한 각 셀의 전압 신호를 출력하는 다수의 멀티플렉서; 각 셀 그룹에 포함된 다수의 셀에 각각 대응되어 각 셀의 전압을 샘플링한 후 홀드하는 다수의 부동 캐패시터; 각 셀의 전압을 해당 셀에 대응하는 부동 캐패시터에 샘플링 및 홀드 시키는 스위칭 수단; 및 각 셀 그룹별로 상기 스위칭 수단을 제어하여 각 셀의 전압을 대응하는 부동 캐패시터에 샘플링 및 홀드한 후, 각 멀티플렉서를 제어하여 멀티플렉서와 연결된 셀 그룹에 대응하는 각 부동 캐패시터에 홀드된 셀 전압을 센싱하는 제어부;를 포함한다.
PCT/KR2009/005344 2008-09-18 2009-09-18 배터리 팩의 셀 전압 측정 장치 및 방법 Ceased WO2010032995A2 (ko)

Priority Applications (5)

Application Number Priority Date Filing Date Title
PL09814811T PL2341357T3 (pl) 2008-09-18 2009-09-18 Urządzenie i sposób do monitorowania napięć ogniw pakietu akumulatorowego
JP2011527749A JP5350479B2 (ja) 2008-09-18 2009-09-18 バッテリーパックのセル電圧測定装置及び方法
EP09814811.7A EP2341357B1 (en) 2008-09-18 2009-09-18 Apparatus and method for monitoring voltages of cells of battery pack
CN200980146143.0A CN102216795B (zh) 2008-09-18 2009-09-18 监测电池组件的电池单体的电压的装置和方法
US13/050,493 US8860421B2 (en) 2008-09-18 2011-03-17 Cell voltage measuring apparatus and method of battery pack having multiplexers to output voltage signal of each cell

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20080091564 2008-09-18
KR10-2008-0091564 2008-09-18
KR1020090088767A KR101040494B1 (ko) 2008-09-18 2009-09-18 배터리 팩의 셀 전압 측정 장치 및 방법
KR10-2009-0088767 2009-09-18

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US13/050,493 Continuation US8860421B2 (en) 2008-09-18 2011-03-17 Cell voltage measuring apparatus and method of battery pack having multiplexers to output voltage signal of each cell

Publications (2)

Publication Number Publication Date
WO2010032995A2 WO2010032995A2 (ko) 2010-03-25
WO2010032995A3 true WO2010032995A3 (ko) 2010-06-17

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PCT/KR2009/005344 Ceased WO2010032995A2 (ko) 2008-09-18 2009-09-18 배터리 팩의 셀 전압 측정 장치 및 방법

Country Status (7)

Country Link
US (1) US8860421B2 (ko)
EP (1) EP2341357B1 (ko)
JP (1) JP5350479B2 (ko)
KR (1) KR101040494B1 (ko)
CN (1) CN102216795B (ko)
PL (1) PL2341357T3 (ko)
WO (1) WO2010032995A2 (ko)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101152635B1 (ko) * 2010-04-08 2012-06-04 주식회사 엘지화학 전지모듈용 전압 검출 어셈블리 및 이를 포함하는 전지모듈
EP2458705B1 (fr) * 2010-11-25 2019-01-02 Belenos Clean Power Holding AG Systeme de mesure des cellules d'une pile a combustible
JP5891417B2 (ja) * 2011-06-29 2016-03-23 パナソニックＩｐマネジメント株式会社 電圧計測器
JP5728582B2 (ja) * 2011-09-16 2015-06-03 株式会社日立製作所 電力配分装置
CN102435955A (zh) * 2011-10-24 2012-05-02 天津市中环电子计算机有限公司 一种11.5w交流电源测试系统
CN102435954A (zh) * 2011-10-24 2012-05-02 天津市中环电子计算机有限公司 一种17.5w交流电源测试系统
KR20130068986A (ko) * 2011-12-16 2013-06-26 (주)브이이엔에스 전기 자동차의 고 전압 측정장치
EP2795780B1 (en) * 2011-12-19 2020-07-08 ABB Schweiz AG Black start of a modular multilevel voltage source converter
CN103293355B (zh) * 2012-02-24 2016-06-08 东莞钜威新能源有限公司 一种电压测量电路
US9065296B2 (en) * 2012-04-03 2015-06-23 Samsung Sdi Co., Ltd. Battery pack, method of measuring voltage of the battery pack, and energy storage system including the battery pack
US9231407B2 (en) 2012-05-07 2016-01-05 Samsung Sdi Co., Ltd. Battery system, method of controlling the same, and energy storage system including the battery system
EP2887080B1 (en) * 2012-08-14 2024-10-09 Nissan Motor Co., Ltd. Power supply apparatus
CN102981041B (zh) * 2012-11-10 2015-05-27 中山普润斯电源设备技术有限公司 一种单体电池监控系统
CN104142418A (zh) * 2014-06-25 2014-11-12 超威电源有限公司 一种大包装线配组电压自动复检装置及方法
DE102014215290A1 (de) * 2014-08-04 2016-02-04 Robert Bosch Gmbh Selbstentladungscharakterisiereinrichtung und Verfahren zur Charakterisierung einer Selbstentladung von Energiespeichern
CN105445523B (zh) * 2014-09-26 2018-09-07 华润矽威科技（上海）有限公司 电池电压采样电路及采样方法、电池包电压检测系统
CN105629046B (zh) * 2015-12-18 2019-02-15 无锡中感微电子股份有限公司 多节电池监测电路及其系统
CN106772077A (zh) * 2016-12-13 2017-05-31 四川德源电气有限公司 一种蓄电池故障检测方法
CN106597306A (zh) * 2016-12-13 2017-04-26 四川德源电气有限公司 一种用于检测蓄电池故障的传感器
CN107415747A (zh) * 2017-08-10 2017-12-01 杭州衡源汽车科技有限公司 一种电力驱动系统和电动汽车
CN107415750A (zh) * 2017-08-10 2017-12-01 杭州衡源汽车科技有限公司 一种充电系统和电动汽车
DE102018211508A1 (de) 2018-07-11 2020-01-16 Bayerische Motoren Werke Aktiengesellschaft Vorrichtung und Verfahren zum Durchführen von Messungen an Batteriezellen
CN109459706B (zh) * 2018-09-26 2021-08-13 漳州科华技术有限责任公司 电池检测方法和装置
CN109398153A (zh) * 2018-11-15 2019-03-01 重庆工业职业技术学院 电池容量的控制装置及控制方法
US10921378B2 (en) * 2019-02-25 2021-02-16 Ford Global Technologies, Llc System for measuring voltage differences between battery cells and for obtaining battery cell voltages using the voltage differences
KR102645052B1 (ko) * 2019-03-05 2024-03-08 현대자동차주식회사 하이브리드 차량의 주행모드 제어 장치 및 그 방법
US11545841B2 (en) * 2019-11-18 2023-01-03 Semiconductor Components Industries, Llc Methods and apparatus for autonomous balancing and communication in a battery system
JP7583178B2 (ja) * 2021-12-16 2024-11-13 香港時代新能源科技有限公司 電圧測定回路及び方法、回路基板及び制御モジュール
US11949278B1 (en) * 2023-03-16 2024-04-02 Gideon Eden Fast-charging battery

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09312172A (ja) * 1996-05-22 1997-12-02 Sony Corp バッテリパック、充電器、および充電システム、並びに充電方法
KR100686794B1 (ko) * 2005-01-25 2007-02-23 삼성에스디아이 주식회사 배터리팩의 모니터링 장치 및 그 방법
JP2008516197A (ja) * 2004-10-04 2008-05-15 ブラック アンド デッカー インク バッテリパックのバッテリセルを監視するための方法及び装置及び充電中バッテリセル電圧を平衡化させるための方法及び構成

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4795968A (en) * 1986-06-30 1989-01-03 Sri International Gas detection method and apparatus using chemisorption and/or physisorption
JP3398304B2 (ja) * 1997-07-31 2003-04-21 東芝電池株式会社 二次電池の電圧測定回路およびこれを用いた保護回路
JP3518318B2 (ja) * 1998-03-06 2004-04-12 松下電器産業株式会社 積層電圧計測装置
US6362627B1 (en) 1998-03-06 2002-03-26 Matsushita Electric Industrial Co., Ltd. Voltage measuring instrument with flying capacitor
JP4146548B2 (ja) * 1998-09-11 2008-09-10 松下電器産業株式会社 電池電圧の検出装置
JP4206574B2 (ja) * 1999-08-17 2009-01-14 株式会社ジーエス・ユアサコーポレーション 組電池の電圧検出回路
JP2001289886A (ja) * 2000-04-03 2001-10-19 Sanyo Electric Co Ltd 電池電圧測定装置
JP4421070B2 (ja) * 2000-04-10 2010-02-24 パナソニック株式会社 積層電圧計測装置
JP3791767B2 (ja) * 2001-03-27 2006-06-28 株式会社デンソー フライングキャパシタ式電圧検出回路
JP4605952B2 (ja) * 2001-08-29 2011-01-05 株式会社日立製作所 蓄電装置及びその制御方法
JP4177216B2 (ja) * 2003-09-17 2008-11-05 矢崎総業株式会社 スイッチング回路及び電圧計測回路
JP4509852B2 (ja) * 2005-05-17 2010-07-21 株式会社東芝 組電池装置とその電圧検出装置
JP2007010316A (ja) * 2005-06-28 2007-01-18 Toyota Motor Corp フライングキャパシタ式電圧検出装置
JP4732182B2 (ja) * 2006-02-15 2011-07-27 ルネサスエレクトロニクス株式会社 電池電圧監視装置
JP4466587B2 (ja) * 2006-02-28 2010-05-26 株式会社日立製作所 電池電圧検出装置および電池電圧検出装置を用いた電池システム
KR100814128B1 (ko) 2007-02-06 2008-03-14 주식회사 파워로직스 배터리 셀 전압 측정회로
JP4388094B2 (ja) * 2007-03-28 2009-12-24 株式会社東芝 組電池の保護装置及び電池パック装置
KR100993080B1 (ko) * 2007-08-08 2010-11-08 주식회사 엘지화학 절연 캐패시터를 이용한 배터리 셀 전압 측정 장치 및 방법
KR100968348B1 (ko) 2008-08-21 2010-07-08 주식회사 엘지화학 부동 캐패시터를 이용한 셀 밸런싱 회로의 고장 진단 장치 및 방법

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09312172A (ja) * 1996-05-22 1997-12-02 Sony Corp バッテリパック、充電器、および充電システム、並びに充電方法
JP2008516197A (ja) * 2004-10-04 2008-05-15 ブラック アンド デッカー インク バッテリパックのバッテリセルを監視するための方法及び装置及び充電中バッテリセル電圧を平衡化させるための方法及び構成
KR100686794B1 (ko) * 2005-01-25 2007-02-23 삼성에스디아이 주식회사 배터리팩의 모니터링 장치 및 그 방법

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