IT7828936A0 - Dispositivo per misurare la potenza elettrica o il lavoro in una rete a corrente alternata. - Google Patents

Dispositivo per misurare la potenza elettrica o il lavoro in una rete a corrente alternata.

Info

Publication number
IT7828936A0
IT7828936A0 IT7828936A IT2893678A IT7828936A0 IT 7828936 A0 IT7828936 A0 IT 7828936A0 IT 7828936 A IT7828936 A IT 7828936A IT 2893678 A IT2893678 A IT 2893678A IT 7828936 A0 IT7828936 A0 IT 7828936A0
Authority
IT
Italy
Prior art keywords
work
electric power
alternating current
current network
measuring electric
Prior art date
Application number
IT7828936A
Other languages
English (en)
Other versions
IT1100122B (it
Original Assignee
Siemens 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 Siemens Ag filed Critical Siemens Ag
Publication of IT7828936A0 publication Critical patent/IT7828936A0/it
Application granted granted Critical
Publication of IT1100122B publication Critical patent/IT1100122B/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
    • G01R21/127—Arrangements for measuring electric power or power factor by using pulse modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Amplifiers (AREA)
IT28936/78A 1977-10-21 1978-10-20 Dispositivo per misurare la potenza elettrica o il lavoro in una rete a corrente alternata IT1100122B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2747385A DE2747385C2 (de) 1977-10-21 1977-10-21 Elektronischer Wechselstromzähler

Publications (2)

Publication Number Publication Date
IT7828936A0 true IT7828936A0 (it) 1978-10-20
IT1100122B IT1100122B (it) 1985-09-28

Family

ID=6021987

Family Applications (1)

Application Number Title Priority Date Filing Date
IT28936/78A IT1100122B (it) 1977-10-21 1978-10-20 Dispositivo per misurare la potenza elettrica o il lavoro in una rete a corrente alternata

Country Status (8)

Country Link
US (1) US4254376A (it)
JP (1) JPS5471669A (it)
CH (1) CH638619A5 (it)
DE (1) DE2747385C2 (it)
FR (1) FR2406817A1 (it)
GB (1) GB2006443B (it)
IT (1) IT1100122B (it)
YU (1) YU243978A (it)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5487276A (en) * 1977-12-23 1979-07-11 Toshiba Corp Watt meter
DE2938238A1 (de) * 1979-09-21 1981-04-09 Siemens AG, 1000 Berlin und 8000 München Elektronischer drehstrom-elektrizitaetszaehler fuer das kondensatorumladungsverfahren
DE2939493A1 (de) * 1979-09-28 1981-04-16 Siemens AG, 1000 Berlin und 8000 München Elektronischer einphasenelektrizitaetszaehler fuer das ladungskompensationsverfahren
DE2939482A1 (de) * 1979-09-28 1981-04-09 Siemens AG, 1000 Berlin und 8000 München Elektronischer einphasenelektrizitaetszaehler nach dem kondensatorumladeverfahren
DE3043303A1 (de) * 1980-11-17 1982-07-01 Siemens AG, 1000 Berlin und 8000 München Elektronische einrichtung zur erfassung der blindleistung
DE3043359A1 (de) * 1980-11-17 1982-06-24 Siemens AG, 1000 Berlin und 8000 München Elektronischer drehstrom-elektrizitaetszaehler
DE3115522A1 (de) * 1981-04-16 1982-11-04 Siemens AG, 1000 Berlin und 8000 München Nach dem kondensatorumladeverfahren arbeitender elektronischer elektrizitaetszaehler
NL8420205A (nl) * 1983-08-01 1985-06-03 Robinton Prod Inc Vermogensmeetstelsel en werkwijze.
US4663587A (en) * 1985-10-02 1987-05-05 Westinghouse Electric Corp. Electronic circuit for measuring electrical energy
EP0272504A1 (de) * 1986-12-11 1988-06-29 Siemens Aktiengesellschaft Elektronischer Elektrizitätszähler mit einer elektromagnetischen Zählerstandsanzeige
US4801874A (en) * 1987-02-27 1989-01-31 Process Systems, Inc. Method and apparatus for measuring electricity
US4910456A (en) * 1988-12-22 1990-03-20 Asea Brown Boveri Inc. Electronic watt-hour meter with combined multiplier/integrator circuit
WO2013038176A2 (en) 2011-09-12 2013-03-21 Metroic Limited Current measurement
US9151818B2 (en) 2011-11-08 2015-10-06 Analog Devices Global Voltage measurement
GB201120295D0 (en) 2011-11-24 2012-01-04 Metroic Ltd Current measurement apparatus
US8907658B2 (en) 2012-04-19 2014-12-09 Kohler, Inc. System and method of measuring power produced by a power source

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH462953A (de) * 1967-09-14 1968-09-30 Landis & Gyr Ag Elektronische Leistungsmesseinrichtung
CH472677A (de) * 1968-10-18 1969-05-15 Landis & Gyr Ag Schaltungsanordnung zur Messung elektrischer Energie
US3760273A (en) * 1971-06-24 1973-09-18 Mc Culloch Corp Electronic watt hour meter
US3746851A (en) * 1971-12-21 1973-07-17 Technical Management Services Multiplier, divider and wattmeter using a switching circuit and a pulse-width and frequency modulator
DE2206223A1 (de) * 1972-02-10 1973-08-23 Siemens Ag Elektronische multipliziereinrichtung nach dem time-division-verfahren
DE2348667B2 (de) * 1973-09-27 1975-08-14 Siemens Ag, 1000 Berlin Und 8000 Muenchen Elektronischer kWh-Zähler
DE2519668C3 (de) * 1974-06-05 1979-01-18 Siemens Ag, 1000 Berlin Und 8000 Muenchen Anordnung zur Erzeugung einer dem Produkt zweier analoger elektrischer Größen proportionalen Folge von Impulsen
US3959724A (en) * 1974-07-22 1976-05-25 Rochester Instrument Systems, Inc. Electronic wattmeter

Also Published As

Publication number Publication date
US4254376A (en) 1981-03-03
DE2747385A1 (de) 1979-04-26
GB2006443A (en) 1979-05-02
FR2406817A1 (fr) 1979-05-18
CH638619A5 (de) 1983-09-30
YU243978A (en) 1982-10-31
DE2747385C2 (de) 1983-12-29
IT1100122B (it) 1985-09-28
JPS5471669A (en) 1979-06-08
GB2006443B (en) 1982-04-15
FR2406817B1 (it) 1983-02-04

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