SG64289G - Battery voltage monitoring and indicating apparatus - Google Patents

Battery voltage monitoring and indicating apparatus

Info

Publication number
SG64289G
SG64289G SG64289A SG64289A SG64289G SG 64289 G SG64289 G SG 64289G SG 64289 A SG64289 A SG 64289A SG 64289 A SG64289 A SG 64289A SG 64289 G SG64289 G SG 64289G
Authority
SG
Singapore
Prior art keywords
battery voltage
voltage monitoring
indicating apparatus
indicating
monitoring
Prior art date
Application number
SG64289A
Other languages
English (en)
Original Assignee
Caterpillar Ind 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 Caterpillar Ind Inc filed Critical Caterpillar Ind Inc
Publication of SG64289G publication Critical patent/SG64289G/en

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Tests Of Electric Status Of Batteries (AREA)
SG64289A 1981-08-26 1989-09-18 Battery voltage monitoring and indicating apparatus SG64289G (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1981/001152 WO1983000740A1 (fr) 1981-08-26 1981-08-26 Appareil de controle et d'indication de la tension d'une batterie

Publications (1)

Publication Number Publication Date
SG64289G true SG64289G (en) 1990-01-26

Family

ID=22161397

Family Applications (1)

Application Number Title Priority Date Filing Date
SG64289A SG64289G (en) 1981-08-26 1989-09-18 Battery voltage monitoring and indicating apparatus

Country Status (7)

Country Link
EP (1) EP0086778B1 (fr)
JP (1) JPS58501392A (fr)
DE (1) DE3175769D1 (fr)
ES (1) ES515228A0 (fr)
HK (1) HK96989A (fr)
SG (1) SG64289G (fr)
WO (1) WO1983000740A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2512711B2 (ja) * 1986-05-21 1996-07-03 ソニー株式会社 電子機器
GB2218815B (en) * 1988-05-13 1993-01-27 Protech Instr And Systems Ltd Calibration of signal conditioning equipment
GB2261958A (en) * 1991-11-21 1993-06-02 Chloride Silent Power Ltd Monitoring the voltage of a dc supply
US5451881A (en) * 1993-12-10 1995-09-19 Curtis Instruments, Inc. Method and means for adjusting battery monitor based on rate of current drawn from the battery
EP0966772A2 (fr) * 1997-01-21 1999-12-29 Metrixx Limited Systeme de signalisation
US6133709A (en) 1997-01-21 2000-10-17 Metrixx Limited Signalling system

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4314702Y1 (fr) * 1967-02-13 1968-06-20
JPS4514775Y1 (fr) * 1967-02-16 1970-06-22
GB1432318A (en) * 1973-07-04 1976-04-14 Vdo Schindling Apparatus for determining the state of charge of accumulator
AT331357B (de) * 1974-01-11 1976-08-25 Jungfer Akkumulatoren Elektrische anzeigevorrichtung fur den ladezustand einer sekundarbatterie
DE2446958B2 (de) * 1974-10-02 1976-10-21 Se Fahrzeugwerke Gmbh, 2000 Hamburg Geraet zum ueberwachen des entladezustands einer batterie, seine anwendung und messverfahren
DE2610536C2 (de) * 1976-03-12 1979-07-26 Siemens Ag, 1000 Berlin Und 8000 Muenchen Verfahren zur Feststellung des Erhaltungs- und Ladezustandes von Blei-Akkumulatoren sowie Schaltungsanordnung zur Durchführung des Verfahrens
US4193026A (en) * 1976-04-18 1980-03-11 Curtis Instruments, Inc. Method and apparatus for measuring the state of charge of a battery by monitoring reductions in voltage
US4096434A (en) * 1976-12-27 1978-06-20 A.W. Sperry Instruments, Inc. Automatic range selector for volt-ammeter instrument
US4180770A (en) * 1978-03-01 1979-12-25 Anderson Power Products, Inc. Method and apparatus for determining the capacity of lead acid storage batteries
JPS55112262U (fr) * 1979-02-01 1980-08-07
US4217645A (en) * 1979-04-25 1980-08-12 Barry George H Battery monitoring system

Also Published As

Publication number Publication date
EP0086778A4 (fr) 1984-06-19
JPS58501392A (ja) 1983-08-18
EP0086778A1 (fr) 1983-08-31
ES8401265A1 (es) 1983-12-01
WO1983000740A1 (fr) 1983-03-03
ES515228A0 (es) 1983-12-01
EP0086778B1 (fr) 1986-12-30
HK96989A (en) 1989-12-15
DE3175769D1 (en) 1987-02-05

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