DE69322320D1 - Vorrichtung zur überwachung des ladezustandes einer batterie - Google Patents

Vorrichtung zur überwachung des ladezustandes einer batterie

Info

Publication number
DE69322320D1
DE69322320D1 DE69322320T DE69322320T DE69322320D1 DE 69322320 D1 DE69322320 D1 DE 69322320D1 DE 69322320 T DE69322320 T DE 69322320T DE 69322320 T DE69322320 T DE 69322320T DE 69322320 D1 DE69322320 D1 DE 69322320D1
Authority
DE
Germany
Prior art keywords
charge
battery
temperature
charge level
level
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.)
Expired - Lifetime
Application number
DE69322320T
Other languages
English (en)
Other versions
DE69322320T2 (de
Inventor
Randall Hess
Patrick Cooper
Armando Interiano
Joseph Freiman
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.)
Compaq Computer Corp
Original Assignee
Compaq Computer Corp
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 Compaq Computer Corp filed Critical Compaq Computer Corp
Application granted granted Critical
Publication of DE69322320D1 publication Critical patent/DE69322320D1/de
Publication of DE69322320T2 publication Critical patent/DE69322320T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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]
    • G01R31/3644—Constructional arrangements
    • G01R31/3648—Constructional arrangements comprising digital calculation means, e.g. for performing an algorithm
    • 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
    • G01R31/005—Testing of electric installations on transport means
    • G01R31/006—Testing of electric installations on transport means on road vehicles, e.g. automobiles or trucks
    • 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
    • G01R31/3828—Arrangements for monitoring battery or accumulator variables, e.g. SoC using current integration
    • 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
    • G01R31/3842—Arrangements for monitoring battery or accumulator variables, e.g. SoC combining voltage and current 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
    • 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)
  • General Physics & Mathematics (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Secondary Cells (AREA)
  • Elimination Of Static Electricity (AREA)
DE69322320T 1992-01-24 1993-01-20 Vorrichtung zur überwachung des ladezustandes einer batterie Expired - Lifetime DE69322320T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/825,638 US5315228A (en) 1992-01-24 1992-01-24 Battery charge monitor and fuel gauge
PCT/US1993/000372 WO1993015412A1 (en) 1992-01-24 1993-01-20 Battery charge monitor and fuel gauge

Publications (2)

Publication Number Publication Date
DE69322320D1 true DE69322320D1 (de) 1999-01-14
DE69322320T2 DE69322320T2 (de) 1999-04-29

Family

ID=25244550

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69322320T Expired - Lifetime DE69322320T2 (de) 1992-01-24 1993-01-20 Vorrichtung zur überwachung des ladezustandes einer batterie

Country Status (8)

Country Link
US (1) US5315228A (de)
EP (1) EP0577810B1 (de)
JP (1) JP3547433B2 (de)
AT (1) ATE174126T1 (de)
AU (1) AU3474993A (de)
CA (1) CA2106672A1 (de)
DE (1) DE69322320T2 (de)
WO (1) WO1993015412A1 (de)

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Also Published As

Publication number Publication date
ATE174126T1 (de) 1998-12-15
WO1993015412A1 (en) 1993-08-05
EP0577810B1 (de) 1998-12-02
DE69322320T2 (de) 1999-04-29
US5315228A (en) 1994-05-24
CA2106672A1 (en) 1993-08-05
AU3474993A (en) 1993-09-01
EP0577810A1 (de) 1994-01-12
JP3547433B2 (ja) 2004-07-28
JPH06509650A (ja) 1994-10-27

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