IT7820270A0 - Dispositivo correttore automaticoper chilowattorametri elettronici. - Google Patents

Dispositivo correttore automaticoper chilowattorametri elettronici.

Info

Publication number
IT7820270A0
IT7820270A0 IT7820270A IT2027078A IT7820270A0 IT 7820270 A0 IT7820270 A0 IT 7820270A0 IT 7820270 A IT7820270 A IT 7820270A IT 2027078 A IT2027078 A IT 2027078A IT 7820270 A0 IT7820270 A0 IT 7820270A0
Authority
IT
Italy
Prior art keywords
kiloattorameters
electronic
correct device
automatic correct
automatic
Prior art date
Application number
IT7820270A
Other languages
English (en)
Other versions
IT1092871B (it
Original Assignee
Heliowatt Werke Elektrizitate
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 Elektrizitate filed Critical Heliowatt Werke Elektrizitate
Publication of IT7820270A0 publication Critical patent/IT7820270A0/it
Application granted granted Critical
Publication of IT1092871B publication Critical patent/IT1092871B/it

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
IT20270/78A 1977-02-22 1978-02-16 Dispositivo correttore automatico per chilowattometri elettronici IT1092871B (it)

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
IT7820270A0 true IT7820270A0 (it) 1978-02-16
IT1092871B IT1092871B (it) 1985-07-12

Family

ID=6002091

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20270/78A IT1092871B (it) 1977-02-22 1978-02-16 Dispositivo correttore automatico per chilowattometri elettronici

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
WO1987006352A1 (fr) * 1986-04-09 1987-10-22 Müller Und Weigert Gmbh Multimetre
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
WO1997021106A2 (de) * 1995-12-05 1997-06-12 Siemens Aktiengesellschaft Elektronische messeinrichtung
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
CH630179A5 (en) 1982-05-28
LU78836A1 (de) 1978-06-09
IE780370L (en) 1978-08-22
IE46337B1 (en) 1983-05-04
BE863499A (fr) 1978-05-16
FR2381317B1 (it) 1982-04-30
FR2381317A1 (fr) 1978-09-15
IT1092871B (it) 1985-07-12
DE2708075A1 (de) 1978-08-24
NL7714129A (nl) 1978-08-24
GB1563677A (en) 1980-03-26
DK65178A (da) 1978-08-23

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