IE46337B1 - Error correction in electrical meters - Google Patents

Error correction in electrical meters

Info

Publication number
IE46337B1
IE46337B1 IE370/78A IE37078A IE46337B1 IE 46337 B1 IE46337 B1 IE 46337B1 IE 370/78 A IE370/78 A IE 370/78A IE 37078 A IE37078 A IE 37078A IE 46337 B1 IE46337 B1 IE 46337B1
Authority
IE
Ireland
Prior art keywords
meter
zero
correction values
signals
stored
Prior art date
Application number
IE370/78A
Other languages
English (en)
Other versions
IE780370L (en
Original Assignee
Heliowatt Werke
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 Heliowatt Werke filed Critical Heliowatt Werke
Publication of IE780370L publication Critical patent/IE780370L/xx
Publication of IE46337B1 publication Critical patent/IE46337B1/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
    • G01R11/02—Constructional details
    • G01R11/17—Compensating for errors; Adjusting or regulating means therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G01R21/14—Compensating for temperature change
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
    • G01R35/04—Testing or calibrating of apparatus covered by the other groups of this subclass of instruments for measuring time integral of power or current

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Testing Or Calibration Of Command Recording Devices (AREA)
  • Electric Clocks (AREA)
  • Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
  • Electromechanical Clocks (AREA)
  • Measurement Of Current Or Voltage (AREA)
IE370/78A 1977-02-22 1978-02-21 Error correction in electrical meters IE46337B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772708075 DE2708075A1 (de) 1977-02-22 1977-02-22 Verfahren fuer elektronische kilowattstundenzaehler

Publications (2)

Publication Number Publication Date
IE780370L IE780370L (en) 1978-08-22
IE46337B1 true IE46337B1 (en) 1983-05-04

Family

ID=6002091

Family Applications (1)

Application Number Title Priority Date Filing Date
IE370/78A IE46337B1 (en) 1977-02-22 1978-02-21 Error correction in electrical meters

Country Status (10)

Country Link
BE (1) BE863499A (it)
CH (1) CH630179A5 (it)
DE (1) DE2708075A1 (it)
DK (1) DK65178A (it)
FR (1) FR2381317A1 (it)
GB (1) GB1563677A (it)
IE (1) IE46337B1 (it)
IT (1) IT1092871B (it)
LU (1) LU78836A1 (it)
NL (1) NL7714129A (it)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3048015C2 (de) * 1979-12-21 1986-07-03 Deutsche Zähler-Gesellschaft Nachf. A. Stepper & Co (GmbH & Co), 2000 Hamburg Korrekturschaltung für Elektrizitäts- und Wärmemengenzähler mit elektronischem Meßwerk
CH673714A5 (it) * 1985-05-02 1990-03-30 Zellweger Uster Ag
EP0240102A3 (en) * 1986-03-31 1988-07-27 Robinton Products Inc. Power meter having self-test function
US4829239A (en) * 1986-04-09 1989-05-09 Muller & Weigert, Gmbh Multimeter
CA1290400C (en) * 1987-04-24 1991-10-08 Scott H. Hammond Digital power metering
US4884021A (en) * 1987-04-24 1989-11-28 Transdata, Inc. Digital power metering
FR2625323B1 (fr) * 1987-12-24 1990-06-15 Electricite De France Dispositif d'interfacage pour l'etalonnage de compteurs d'energie electrique monophases et triphases
DE4334766A1 (de) * 1993-10-12 1995-04-13 Siemens Ag Elektronische Meßeinrichtung
ES2155218T3 (es) * 1995-12-05 2001-05-01 Siemens Ag Dispositivo de medicion electronica.
DE10361664B4 (de) 2003-12-30 2009-08-13 Austriamicrosystems Ag Energiezähleranordnung
DE102004010707B4 (de) * 2004-03-04 2013-08-22 Austriamicrosystems Ag Energiezähleranordnung und Verfahren zum Kalibrieren
US8756029B2 (en) * 2011-01-21 2014-06-17 Schneider Electric USA, Inc. Non-linearity calibration using an internal source in an intelligent electronic device
CN103592616B (zh) * 2013-11-14 2016-05-04 江苏林洋能源股份有限公司 一种可自主式全自动并发式单点修正方法
CN112816934A (zh) * 2021-03-01 2021-05-18 云南电网有限责任公司电力科学研究院 一种判定电能表误差自监测准确性和及时性的方法及系统
CN113466778B (zh) * 2021-07-01 2022-03-08 深圳市先行电气技术有限公司 一种电表校验方法
CN115951289A (zh) * 2023-02-20 2023-04-11 重庆云宸新能源科技有限公司 一种电流传感器零点校准系统、方法及电动汽车

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3667041A (en) * 1969-12-04 1972-05-30 Blh Electronics Automatic zero circuitry for indicating devices
US3934197A (en) * 1973-12-03 1976-01-20 Corning Glass Works Automatic calibration system
DE2553631B1 (de) * 1975-11-28 1977-01-20 Siemens Ag Schaltungsanordnung zum nachstellen des verstaerkungsgrades eines die amplitude eines signals auswertenden messempfaengers

Also Published As

Publication number Publication date
FR2381317B1 (it) 1982-04-30
BE863499A (fr) 1978-05-16
IE780370L (en) 1978-08-22
DK65178A (da) 1978-08-23
NL7714129A (nl) 1978-08-24
IT7820270A0 (it) 1978-02-16
CH630179A5 (en) 1982-05-28
IT1092871B (it) 1985-07-12
DE2708075A1 (de) 1978-08-24
LU78836A1 (de) 1978-06-09
GB1563677A (en) 1980-03-26
FR2381317A1 (fr) 1978-09-15

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