CN101453130A - 电池状态监视电路及电池装置 - Google Patents

电池状态监视电路及电池装置 Download PDF

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Publication number
CN101453130A
CN101453130A CNA2008101863686A CN200810186368A CN101453130A CN 101453130 A CN101453130 A CN 101453130A CN A2008101863686 A CNA2008101863686 A CN A2008101863686A CN 200810186368 A CN200810186368 A CN 200810186368A CN 101453130 A CN101453130 A CN 101453130A
Authority
CN
China
Prior art keywords
voltage
battery
control
discharge
nmos pass
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CNA2008101863686A
Other languages
English (en)
Chinese (zh)
Inventor
小池智幸
樱井敦司
佐野和亮
田家良久
川名宗治
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Seiko Instruments Inc
Original Assignee
Seiko Instruments Inc
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 Seiko Instruments Inc filed Critical Seiko Instruments Inc
Publication of CN101453130A publication Critical patent/CN101453130A/zh
Pending legal-status Critical Current

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Classifications

    • 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
    • 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
    • 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
CNA2008101863686A 2007-12-06 2008-12-05 电池状态监视电路及电池装置 Pending CN101453130A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2007315459 2007-12-06
JP2007315459 2007-12-06
JP2008288088 2008-11-10

Publications (1)

Publication Number Publication Date
CN101453130A true CN101453130A (zh) 2009-06-10

Family

ID=40735202

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2008101863686A Pending CN101453130A (zh) 2007-12-06 2008-12-05 电池状态监视电路及电池装置

Country Status (4)

Country Link
JP (1) JP2009159811A (ja)
KR (1) KR20090060170A (ja)
CN (1) CN101453130A (ja)
TW (1) TW200941017A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102270864A (zh) * 2010-06-04 2011-12-07 精工电子有限公司 电池状态监视电路和电池装置

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI406474B (zh) * 2009-12-02 2013-08-21 廣達電腦股份有限公司 電池充放電路徑管理電路及方法
JP5462046B2 (ja) * 2010-03-26 2014-04-02 セイコーインスツル株式会社 バッテリ状態監視回路及びバッテリ装置
CN102692604B (zh) * 2011-03-24 2015-08-26 比亚迪股份有限公司 一种多节串联可充电电池的状态检测电路
JP6959046B2 (ja) 2016-12-28 2021-11-02 エイブリック株式会社 充放電制御回路およびバッテリ装置
US10333317B2 (en) 2016-12-28 2019-06-25 Ablic Inc. Charge/discharge control circuit and battery device
CN116853057B (zh) * 2023-08-04 2024-04-02 小米汽车科技有限公司 充电方法、装置、存储介质及车辆

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1239335A (zh) * 1998-05-25 1999-12-22 精工电子有限公司 电池状态监视电路和电池装置
US20060255768A1 (en) * 2005-05-16 2006-11-16 Texas Instruments Incorporated Battery protecting circuit
JP2007221954A (ja) * 2006-02-20 2007-08-30 Power System:Kk 蓄電装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1239335A (zh) * 1998-05-25 1999-12-22 精工电子有限公司 电池状态监视电路和电池装置
US20060255768A1 (en) * 2005-05-16 2006-11-16 Texas Instruments Incorporated Battery protecting circuit
JP2007221954A (ja) * 2006-02-20 2007-08-30 Power System:Kk 蓄電装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102270864A (zh) * 2010-06-04 2011-12-07 精工电子有限公司 电池状态监视电路和电池装置
CN102270864B (zh) * 2010-06-04 2015-06-24 精工电子有限公司 电池状态监视电路和电池装置

Also Published As

Publication number Publication date
KR20090060170A (ko) 2009-06-11
JP2009159811A (ja) 2009-07-16
TW200941017A (en) 2009-10-01

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C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20090610