GB1562717A - Electronic charge indicator for a battery - Google Patents

Electronic charge indicator for a battery Download PDF

Info

Publication number
GB1562717A
GB1562717A GB50898/76A GB5089876A GB1562717A GB 1562717 A GB1562717 A GB 1562717A GB 50898/76 A GB50898/76 A GB 50898/76A GB 5089876 A GB5089876 A GB 5089876A GB 1562717 A GB1562717 A GB 1562717A
Authority
GB
United Kingdom
Prior art keywords
voltage
state
battery
comparator
output
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
Application number
GB50898/76A
Other languages
English (en)
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.)
Automobiles Citroen SA
Original Assignee
Automobiles Citroen SA
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 Automobiles Citroen SA filed Critical Automobiles Citroen SA
Publication of GB1562717A publication Critical patent/GB1562717A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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
    • G01R31/3646—Constructional arrangements for indicating electrical conditions or variables, e.g. visual or audible indicators
    • 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

  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Secondary Cells (AREA)
GB50898/76A 1975-12-12 1976-12-07 Electronic charge indicator for a battery Expired GB1562717A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7538768A FR2335063A1 (fr) 1975-12-12 1975-12-12 Indicateur electronique de charge a trois niveaux notamment pour batterie de vehicule automobile

Publications (1)

Publication Number Publication Date
GB1562717A true GB1562717A (en) 1980-03-12

Family

ID=9163880

Family Applications (1)

Application Number Title Priority Date Filing Date
GB50898/76A Expired GB1562717A (en) 1975-12-12 1976-12-07 Electronic charge indicator for a battery

Country Status (5)

Country Link
DE (1) DE2656148A1 (https=)
ES (1) ES453250A1 (https=)
FR (1) FR2335063A1 (https=)
GB (1) GB1562717A (https=)
IT (1) IT1072212B (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2296777A (en) * 1994-11-19 1996-07-10 Raymond Ian Hart Battery charge condition monitor
US10340558B2 (en) 2015-02-18 2019-07-02 Audi Ag Battery cell with monitoring device, and corresponding operating method

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54175528U (https=) * 1978-05-31 1979-12-11
CH628148A5 (it) * 1979-01-03 1982-02-15 Gilardoni Angelo Circuito di controllo dello stato di carica di una batteria in un impianto di illuminazione per biciclette e autoveicoli.
DE3235349A1 (de) * 1982-09-24 1984-03-29 Manfred 8950 Kaufbeuren Trautmann Schaltungsanordnung bei einer an eine lichtmaschine angeschlossenen autobatterie
US4607227A (en) * 1984-01-20 1986-08-19 Ford Motor Company Open circuit voltage test device
KR100238529B1 (ko) * 1997-12-16 2000-01-15 윤종용 시분할 무선단말기의 배터리 전압 표시 방법
DE10319157A1 (de) * 2003-04-29 2004-11-25 Infineon Technologies Ag Integrierte Schaltung mit einer Spannungsüberwachungsschaltung sowie ein Verfahren zum Überwachen einer bereitgestellten internen Burn-In-Spannung

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2296777A (en) * 1994-11-19 1996-07-10 Raymond Ian Hart Battery charge condition monitor
US10340558B2 (en) 2015-02-18 2019-07-02 Audi Ag Battery cell with monitoring device, and corresponding operating method

Also Published As

Publication number Publication date
DE2656148A1 (de) 1977-06-23
FR2335063A1 (fr) 1977-07-08
ES453250A1 (es) 1977-11-16
IT1072212B (it) 1985-04-10
FR2335063B1 (https=) 1981-03-06

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee