WO2010076955A3 - 전기에너지 저장장치의 전압균등화회로 - Google Patents

전기에너지 저장장치의 전압균등화회로 Download PDF

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Publication number
WO2010076955A3
WO2010076955A3 PCT/KR2009/006016 KR2009006016W WO2010076955A3 WO 2010076955 A3 WO2010076955 A3 WO 2010076955A3 KR 2009006016 W KR2009006016 W KR 2009006016W WO 2010076955 A3 WO2010076955 A3 WO 2010076955A3
Authority
WO
WIPO (PCT)
Prior art keywords
electric energy
energy storage
voltage equalization
voltage
cell
Prior art date
Application number
PCT/KR2009/006016
Other languages
English (en)
French (fr)
Other versions
WO2010076955A2 (ko
Inventor
김성민
Original Assignee
킴스테크날리지 주식회사
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 킴스테크날리지 주식회사 filed Critical 킴스테크날리지 주식회사
Priority to US13/126,458 priority Critical patent/US20110204722A1/en
Priority to EP20090836276 priority patent/EP2352218A2/en
Publication of WO2010076955A2 publication Critical patent/WO2010076955A2/ko
Publication of WO2010076955A3 publication Critical patent/WO2010076955A3/ko

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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0013Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
    • H02J7/0014Circuits for equalisation of charge between batteries
    • H02J7/0016Circuits for equalisation of charge between batteries using shunting, discharge or bypass circuits
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0013Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
    • H02J7/0014Circuits for equalisation of charge between batteries
    • H02J7/0019Circuits for equalisation of charge between batteries using switched or multiplexed charge circuits
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
    • G01R19/16533Indicating 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
    • G01R19/16538Indicating 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
    • G01R19/16542Indicating 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
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/382Arrangements for monitoring battery or accumulator variables, e.g. SoC
    • G01R31/3835Arrangements for monitoring battery or accumulator variables, e.g. SoC involving only voltage measurements
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0029Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/34Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
    • H02J7/345Parallel operation in networks using both storage and other dc sources, e.g. providing buffering using capacitors as storage or buffering devices
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/42Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/425Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
    • H01M2010/4271Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2207/00Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J2207/50Charging of capacitors, supercapacitors, ultra-capacitors or double layer capacitors

Abstract

본 발명은 전지나 캐패시터 같은 전기에너지저장셀이 직렬로 연결되어 있는 전기에너지 저장장치에서 전기에너지저장셀 사이의 전압균등화를 위한 단순하고 저렴한 수단을 제공하는 것에 대한 것으로, 한 개 이상의 전압균등화셀을 매개체로 전압이 높은 전기에너지저장셀의 전기에너지는 전압이 낮은 전기에너지저장셀로 전달되어 전기에너지저장셀 사이의 전압균등화가 이루어질 수 있는 전압균등화 장치를 제공한다. 본 발명에 따른 전압균등화회로는, 복수의 전기에너지저장셀이 직렬로 연결되어 있는 전기에너지저장셀 직렬스트링; 적어도 하나의 전압균등화셀을 포함하는 적어도 하나의 전압균등화셀 스트링; 상기 전기에너지저장셀과 상기 전압균등화셀을 병렬로 연결시키는 복수 개의 제1 스위칭 수단; 상기 전기에너지저장셀 직렬스트링과 상기 전압균등화셀 스트링을 병렬로 연결시키는 적어도 하나의 제2 스위칭 수단; 및 상기 제1 스위칭 수단 및 상기 제2 스위칭 수단을 제어하며, 상기 제1 스위칭 수단과 상기 제2 스위칭 수단이 동시에 ON 상태로 되지 않도록 제어하는 제어기;를 포함하는 것을 특징으로 한다.
PCT/KR2009/006016 2008-10-27 2009-10-19 전기에너지 저장장치의 전압균등화회로 WO2010076955A2 (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US13/126,458 US20110204722A1 (en) 2008-10-27 2009-10-19 Voltage equalization circuit for electric energy storage device
EP20090836276 EP2352218A2 (en) 2008-10-27 2009-10-19 Voltage equalization circuit for electric energy storage device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020080105387A KR101011235B1 (ko) 2008-10-27 2008-10-27 전기에너지 저장장치의 전압균등화회로
KR10-2008-0105387 2008-10-27

Publications (2)

Publication Number Publication Date
WO2010076955A2 WO2010076955A2 (ko) 2010-07-08
WO2010076955A3 true WO2010076955A3 (ko) 2010-08-19

Family

ID=42273769

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2009/006016 WO2010076955A2 (ko) 2008-10-27 2009-10-19 전기에너지 저장장치의 전압균등화회로

Country Status (4)

Country Link
US (1) US20110204722A1 (ko)
EP (1) EP2352218A2 (ko)
KR (1) KR101011235B1 (ko)
WO (1) WO2010076955A2 (ko)

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US9496724B2 (en) 2010-09-23 2016-11-15 Stmicroelectronics Application Gmbh Active battery balancing circuit and method of balancing an electric charge in a plurality of cells of a battery
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WO2012143396A1 (en) * 2011-04-19 2012-10-26 4Esys A system and method for balancing energy storage devices
JP2013046433A (ja) 2011-08-22 2013-03-04 Seiko Instruments Inc セルバランス装置およびバッテリシステム
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Also Published As

Publication number Publication date
US20110204722A1 (en) 2011-08-25
KR20100046522A (ko) 2010-05-07
EP2352218A2 (en) 2011-08-03
WO2010076955A2 (ko) 2010-07-08
KR101011235B1 (ko) 2011-01-26

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