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GB2076166B - Method of measuring and indicating the state of charge of an accumulator - Google Patents

Method of measuring and indicating the state of charge of an accumulator

Info

Publication number
GB2076166B
GB2076166B GB8114880A GB8114880A GB2076166B GB 2076166 B GB2076166 B GB 2076166B GB 8114880 A GB8114880 A GB 8114880A GB 8114880 A GB8114880 A GB 8114880A GB 2076166 B GB2076166 B GB 2076166B
Authority
GB
United Kingdom
Prior art keywords
accumulator
charge
indicating
measuring
state
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
GB8114880A
Other versions
GB2076166A (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.)
HAGEN AG ACCU FAB WILHELM
Accumulatorenfabriken Wilhelm Hagen AG
Original Assignee
HAGEN AG ACCU FAB WILHELM
Accumulatorenfabriken Wilhelm Hagen AG
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 HAGEN AG ACCU FAB WILHELM, Accumulatorenfabriken Wilhelm Hagen AG filed Critical HAGEN AG ACCU FAB WILHELM
Publication of GB2076166A publication Critical patent/GB2076166A/en
Application granted granted Critical
Publication of GB2076166B publication Critical patent/GB2076166B/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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Secondary Cells (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Measurement Of Current Or Voltage (AREA)
GB8114880A 1980-05-17 1981-05-15 Method of measuring and indicating the state of charge of an accumulator Expired GB2076166B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19803018981 DE3018981A1 (en) 1980-05-17 1980-05-17 METHOD FOR CONTINUOUSLY MEASURING AND INDICATING THE CHARGE STATE OF A BATTERY

Publications (2)

Publication Number Publication Date
GB2076166A GB2076166A (en) 1981-11-25
GB2076166B true GB2076166B (en) 1984-06-27

Family

ID=6102723

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8114880A Expired GB2076166B (en) 1980-05-17 1981-05-15 Method of measuring and indicating the state of charge of an accumulator

Country Status (3)

Country Link
DE (1) DE3018981A1 (en)
FR (1) FR2482731A1 (en)
GB (1) GB2076166B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7496460B2 (en) 2006-09-06 2009-02-24 Eastway Fair Company Limited Energy source monitoring and control system for power tools

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3218148C2 (en) * 1982-05-14 1984-05-03 Deta-Akkumulatorenwerk Gmbh, 3422 Bad Lauterberg Method and device for displaying the discharge status and for controlling the charging of a drive accumulator
FR2576110B1 (en) * 1985-01-11 1988-07-08 Aerospatiale SYSTEM FOR THE VISUALIZATION OF THE AUTONOMY OF OPERATION LIKELY TO BE ENSURED WITH ELECTRICAL INSTALLATION BY AUXILIARY BATTERIES AND ELECTRICAL INSTALLATION PROVIDED WITH SUCH A SYSTEM
DE3736481C2 (en) * 1987-10-28 1996-10-02 Graesslin Kg Method and device for determining the energy content of electrochemical energy stores
DE3836569A1 (en) * 1988-10-27 1990-05-03 Martin Spies METHOD FOR TESTING THE OPERATING CONDITION OF AN ELECTRIC ENERGY STORAGE OF MOTOR VEHICLES, AND DEVICE FOR IMPLEMENTING THE METHOD
DE102010020993A1 (en) * 2010-05-19 2011-11-24 Li-Tec Battery Gmbh Method for controlling the maximum charging rate of an electrochemical energy storage device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2400901C2 (en) * 1974-01-09 1982-05-27 Müller & Weigert GmbH, 8500 Nürnberg Method and device for measuring the discharge status of batteries
AT331357B (en) * 1974-01-11 1976-08-25 Jungfer Akkumulatoren ELECTRICAL DISPLAY DEVICE FOR THE CHARGE STATE OF A SECONDARY BATTERY
FR2361754A1 (en) * 1976-08-11 1978-03-10 Accumulateurs Fixes METHOD AND DEVICE FOR MONITORING THE CHARGE AND DISCHARGE OF AN ACCUMULATOR BATTERY
JPS5337832A (en) * 1976-09-20 1978-04-07 Aichi Electric Mfg Detecting device for residual capacity of storage battery
FR2425160A1 (en) * 1978-05-03 1979-11-30 Accumulateurs Fixes CHARGE AND DISCHARGE CONTROL DEVICE OF AN ACCUMULATOR BATTERY

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7496460B2 (en) 2006-09-06 2009-02-24 Eastway Fair Company Limited Energy source monitoring and control system for power tools
US7580803B2 (en) 2006-09-06 2009-08-25 Techtronic Power Tools Technology Limited Energy source monitoring and control system

Also Published As

Publication number Publication date
DE3018981C2 (en) 1988-10-27
GB2076166A (en) 1981-11-25
FR2482731A1 (en) 1981-11-20
FR2482731B1 (en) 1985-03-22
DE3018981A1 (en) 1981-11-26

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19960515