ATE453868T1 - Überwachung der batteriezellenspannung - Google Patents

Überwachung der batteriezellenspannung

Info

Publication number
ATE453868T1
ATE453868T1 AT07011030T AT07011030T ATE453868T1 AT E453868 T1 ATE453868 T1 AT E453868T1 AT 07011030 T AT07011030 T AT 07011030T AT 07011030 T AT07011030 T AT 07011030T AT E453868 T1 ATE453868 T1 AT E453868T1
Authority
AT
Austria
Prior art keywords
open
switches
battery gauge
gauge circuitry
battery cell
Prior art date
Application number
AT07011030T
Other languages
English (en)
Inventor
Constantin Bucur
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
Application granted granted Critical
Publication of ATE453868T1 publication Critical patent/ATE453868T1/de

Links

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
    • 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
    • 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
    • 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]
    • G01R31/3644—Constructional arrangements
    • G01R31/3648—Constructional arrangements comprising digital calculation means, e.g. for performing an algorithm
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Secondary Cells (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Tests Of Electric Status Of Batteries (AREA)
  • Battery Mounting, Suspending (AREA)
AT07011030T 2006-07-17 2007-06-05 Überwachung der batteriezellenspannung ATE453868T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/457,932 US7825627B2 (en) 2006-07-17 2006-07-17 Monitoring battery cell voltage

Publications (1)

Publication Number Publication Date
ATE453868T1 true ATE453868T1 (de) 2010-01-15

Family

ID=38432941

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07011030T ATE453868T1 (de) 2006-07-17 2007-06-05 Überwachung der batteriezellenspannung

Country Status (7)

Country Link
US (3) US7825627B2 (de)
EP (1) EP1881333B1 (de)
JP (1) JP5376775B2 (de)
CN (1) CN101110488B (de)
AT (1) ATE453868T1 (de)
DE (1) DE602007004035D1 (de)
TW (1) TWI337662B (de)

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Also Published As

Publication number Publication date
CN101110488A (zh) 2008-01-23
JP5376775B2 (ja) 2013-12-25
US8294424B2 (en) 2012-10-23
US20110057586A1 (en) 2011-03-10
US7825627B2 (en) 2010-11-02
TWI337662B (en) 2011-02-21
TW200810189A (en) 2008-02-16
EP1881333B1 (de) 2009-12-30
US20080012534A1 (en) 2008-01-17
US20110043168A1 (en) 2011-02-24
US8310206B2 (en) 2012-11-13
HK1115674A1 (en) 2008-12-05
JP2008026308A (ja) 2008-02-07
DE602007004035D1 (de) 2010-02-11
CN101110488B (zh) 2011-05-04
EP1881333A1 (de) 2008-01-23

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