PL3772153T3 - System zabezpieczenia baterii - Google Patents

System zabezpieczenia baterii

Info

Publication number
PL3772153T3
PL3772153T3 PL20184232.5T PL20184232T PL3772153T3 PL 3772153 T3 PL3772153 T3 PL 3772153T3 PL 20184232 T PL20184232 T PL 20184232T PL 3772153 T3 PL3772153 T3 PL 3772153T3
Authority
PL
Poland
Prior art keywords
protection system
battery protection
battery
protection
Prior art date
Application number
PL20184232.5T
Other languages
English (en)
Inventor
Yingguo Zhang
Guoxing Li
Quanwang Liu
Original Assignee
O2Micro, 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 O2Micro, Inc. filed Critical O2Micro, Inc.
Publication of PL3772153T3 publication Critical patent/PL3772153T3/pl

Links

Classifications

    • 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
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • 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
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
    • 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
    • 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]
    • G01R31/389—Measuring internal impedance, internal conductance or related variables
    • 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
    • H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
    • 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
    • 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
    • H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
    • 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
    • H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2200/00—Safety devices for primary or secondary batteries

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Secondary Cells (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
PL20184232.5T 2019-07-30 2020-07-06 System zabezpieczenia baterii PL3772153T3 (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910696256.3A CN112311030B (zh) 2019-07-30 2019-07-30 电池保护系统、电池包以及电池包的保护方法

Publications (1)

Publication Number Publication Date
PL3772153T3 true PL3772153T3 (pl) 2023-05-15

Family

ID=71515071

Family Applications (1)

Application Number Title Priority Date Filing Date
PL20184232.5T PL3772153T3 (pl) 2019-07-30 2020-07-06 System zabezpieczenia baterii

Country Status (4)

Country Link
EP (1) EP3772153B1 (pl)
CN (1) CN112311030B (pl)
ES (1) ES2937817T3 (pl)
PL (1) PL3772153T3 (pl)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4447526B2 (ja) * 2004-07-20 2010-04-07 パナソニックＥｖエナジー株式会社 組電池のための異常電圧検出装置
JP5076812B2 (ja) * 2006-12-18 2012-11-21 日産自動車株式会社 異常診断装置
CN201601479U (zh) * 2009-12-31 2010-10-06 深圳市力通威电子科技有限公司 软包装型锂电池故障检测保护电路
CN202177660U (zh) * 2011-08-25 2012-03-28 上海新进芯微电子有限公司 电池组电压采样电路
JP5704146B2 (ja) * 2012-10-22 2015-04-22 トヨタ自動車株式会社 蓄電システム
CN103884988B (zh) * 2012-12-21 2017-02-08 比亚迪股份有限公司 一种电池组故障检测装置及其检测方法
CN104283248B (zh) * 2013-07-12 2016-12-28 凹凸电子（武汉）有限公司 电池模块、电流平衡方法以及电路
US10790679B2 (en) * 2014-09-26 2020-09-29 Mitsumi Electric Co., Ltd. Battery protection circuit and device, battery pack, and battery protection method
GB2545587B (en) * 2017-03-10 2018-07-25 02Micro Inc Systems and methods for controlling battery current
CN107147180A (zh) * 2017-06-16 2017-09-08 协能济（北京）储能科技有限公司 一种可以串联应用的电池组保护电路及其保护方法

Also Published As

Publication number Publication date
CN112311030B (zh) 2022-06-21
EP3772153B1 (en) 2022-11-09
CN112311030A (zh) 2021-02-02
ES2937817T3 (es) 2023-03-31
EP3772153A1 (en) 2021-02-03

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