NO833788L - Elektronisk apparat for maaling av aktiv resp. reaktiv energi i et trefase-nett - Google Patents

Elektronisk apparat for maaling av aktiv resp. reaktiv energi i et trefase-nett

Info

Publication number
NO833788L
NO833788L NO833788A NO833788A NO833788L NO 833788 L NO833788 L NO 833788L NO 833788 A NO833788 A NO 833788A NO 833788 A NO833788 A NO 833788A NO 833788 L NO833788 L NO 833788L
Authority
NO
Norway
Prior art keywords
electronic device
phase network
reactive energy
measuring active
active resp
Prior art date
Application number
NO833788A
Other languages
English (en)
Other versions
NO160276C (no
NO160276B (no
Inventor
Alain Chiffert
William Galula
Michel Rousseau
Original Assignee
Enertec
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9278433&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=NO833788(L) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Enertec filed Critical Enertec
Publication of NO833788L publication Critical patent/NO833788L/no
Publication of NO160276B publication Critical patent/NO160276B/no
Publication of NO160276C publication Critical patent/NO160276C/no

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G01R21/133—Arrangements for measuring electric power or power factor by using digital technique

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
  • Polyesters Or Polycarbonates (AREA)
NO833788A 1982-10-20 1983-10-18 Elektronisk maaler for aktiv resp. reaktiv energi i et trefase-nett. NO160276C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8217579A FR2535061A1 (fr) 1982-10-20 1982-10-20 Compteur electronique pour la mesure des energies active et reactive sur un reseau triphase

Publications (3)

Publication Number Publication Date
NO833788L true NO833788L (no) 1984-04-24
NO160276B NO160276B (no) 1988-12-19
NO160276C NO160276C (no) 1989-03-29

Family

ID=9278433

Family Applications (1)

Application Number Title Priority Date Filing Date
NO833788A NO160276C (no) 1982-10-20 1983-10-18 Elektronisk maaler for aktiv resp. reaktiv energi i et trefase-nett.

Country Status (14)

Country Link
US (1) US4595988A (no)
EP (1) EP0107996B1 (no)
JP (1) JPS59132369A (no)
AR (1) AR240649A1 (no)
AT (1) ATE18808T1 (no)
AU (1) AU570648B2 (no)
BR (1) BR8305804A (no)
DE (1) DE3362708D1 (no)
ES (1) ES8405956A1 (no)
FR (1) FR2535061A1 (no)
IN (1) IN159450B (no)
NO (1) NO160276C (no)
YU (1) YU210083A (no)
ZA (1) ZA837750B (no)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4672555A (en) * 1984-10-18 1987-06-09 Massachusetts Institute Of Technology Digital ac monitor
AU597331B2 (en) * 1986-02-06 1990-05-31 Nilsen, Oliver J. (Australia) Limited Electricity meter
US4965478A (en) * 1988-09-02 1990-10-23 Mitsuba Electric Mfg. Co., Ltd. DC motor with a durable pigtail arrangement
GB9010091D0 (en) * 1990-05-04 1990-06-27 Polymeters Response Internatio Electricity meter tamper monitoring
US5122735A (en) * 1990-06-14 1992-06-16 Transdata, Inc. Digital power metering
US5485393A (en) * 1990-08-30 1996-01-16 Metricom, Inc. Method and apparatus for measuring electrical parameters using a differentiating current sensor and a digital integrator
US5243536A (en) * 1990-08-30 1993-09-07 Metricom, Inc. Method and apparatus for measuring volt-amps reactive power using synthesized voltage phase shift
US5229713A (en) * 1991-04-25 1993-07-20 General Electric Company Method for determining electrical energy consumption
US5276402A (en) * 1992-02-28 1994-01-04 Hipotronics, Inc. Three-phase transformer testing method and system
US5691634A (en) * 1995-09-01 1997-11-25 Schlumberger Industries, Inc. Wye service power meter
US5652505A (en) * 1995-12-18 1997-07-29 Neilsen-Kuljian, Inc. Power consumption measurement device for a multiphase alternating current system
US6529013B2 (en) 2001-05-31 2003-03-04 Mcgraw-Edison Company Three-phase voltage sensor with active crosstalk cancellation
US6717395B2 (en) 2001-05-31 2004-04-06 Mcgraw-Edison Company Current transformer based high voltage measurement apparatus
GB2411733B (en) * 2004-03-04 2007-09-12 Robinson Instr Ltd Method and apparatus for characterising a three phase transformer using a single phase power supply
RU2538767C1 (ru) * 2013-07-26 2015-01-10 федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Пермский национальный исследовательский политехнический университет" Устройство общесекционной защиты трехфазной сети от однофазных замыканий на землю
CN114200204B (zh) * 2021-11-30 2024-03-08 科陆国际技术有限公司 多相电能表及其计数方法、计算机可读存储介质

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE754839A (fr) * 1969-10-22 1971-02-15 Compteurs Comp D Dispositif de conversion de deux grandeurs en nombre d'impulsions proportionnel a l'integrale de leur produit
US3723872A (en) * 1971-11-08 1973-03-27 Gen Electric Three-wire, three-phase watt-varmeter
US3875509A (en) * 1973-05-17 1975-04-01 Gen Electric Electronic metering of active electrical energy
US4092590A (en) * 1975-05-30 1978-05-30 Osaki Electric Co. Ltd. Electronic three-phase four-wire system watt-hour meter
US4217545A (en) * 1975-06-20 1980-08-12 Nihon Denki Keiki Kenteisho Electronic type polyphase electric energy meter
JPS535678A (en) * 1976-07-03 1978-01-19 Shoei Denki Kk Device for measuring active and reactive components of aac current or power
US4135128A (en) * 1977-09-28 1979-01-16 General Electric Company Apparatus for sensing the reactive or real components of current
US4300182A (en) * 1979-08-09 1981-11-10 Schweitzer Edmund O Iii Metering and protection system for an A.C. power system
DE3043359A1 (de) * 1980-11-17 1982-06-24 Siemens AG, 1000 Berlin und 8000 München Elektronischer drehstrom-elektrizitaetszaehler
DE3043303A1 (de) * 1980-11-17 1982-07-01 Siemens AG, 1000 Berlin und 8000 München Elektronische einrichtung zur erfassung der blindleistung
US4408283A (en) * 1981-06-08 1983-10-04 Transdata, Inc. Time division multiplier transducer with digitally derived phase shift adjustment for reactive power and energy measurement

Also Published As

Publication number Publication date
ES526560A0 (es) 1984-06-16
DE3362708D1 (en) 1986-04-30
AU2043483A (en) 1984-05-03
FR2535061B1 (no) 1985-03-08
BR8305804A (pt) 1984-05-29
EP0107996A1 (fr) 1984-05-09
JPS59132369A (ja) 1984-07-30
NO160276C (no) 1989-03-29
AU570648B2 (en) 1988-03-24
EP0107996B1 (fr) 1986-03-26
US4595988A (en) 1986-06-17
YU210083A (en) 1986-04-30
IN159450B (no) 1987-05-23
ES8405956A1 (es) 1984-06-16
FR2535061A1 (fr) 1984-04-27
AR240649A1 (es) 1990-07-31
ZA837750B (en) 1984-06-27
ATE18808T1 (de) 1986-04-15
NO160276B (no) 1988-12-19

Similar Documents

Publication Publication Date Title
NO833788L (no) Elektronisk apparat for maaling av aktiv resp. reaktiv energi i et trefase-nett
KR840006167A (ko) 제지기에 있어서 웨브이송 장치
MX149814A (es) Mejoras en dispositivo de medicion de potencia
DK156284C (da) Apparat til maaling af fugtighedsindholdet i kornkaerner
ES520127A0 (es) Perfeccionamientos en un dispositivo fotovoltaico
MX149322A (es) Mejoras en un generador de var
NO179222C (no) Anordning for utförelse av en service-operasjon i en brönn
DK545483A (da) Apparat til anbringelse af genstande med kegleform i en kasse
NO912399D0 (no) Apparat for maaling av akustisk hastighet i en proeve.
JPS54147886A (en) Method and device for detecting variation in physical quantity
NO850601L (no) Innretning for gjennomfoering av geofysiske maalinger i et borehull
NO163475C (no) Anordning for dispergering av aggregater i et fluidum.
GB2018421B (en) Device for measuring local power in a nuclesr reactor fuelassembly
NO843157L (no) Fastholdingsanordning for et prosjektil i et kogger
NO154224C (no) Apparat for samling av et antall beholdere i pakninger.
DE3579900D1 (de) Apparat zum entdecken von luecken im vereinigungsgebiet einer gefalteten schachtel.
SE7811037L (sv) Anordning for detektering av en likstromskomponent i en krafttransformator
MX149030A (es) Mejoras en metodo y aparato para orientar y dimensionar una estructura de rejilla para baterias
NO161847C (no) Apparat for ordning av arkene i et dokumentsett.
JPS551392A (en) Conveying system and apparatus in paper maring machine
JPS54146475A (en) Device in incinerator
SE8206199L (sv) Festanordning for krossplatta i keftkross
DK150576C (da) Apparat til at fylde et optagestativ med emballerede produkter i flere niveauer
DK667789D0 (da) Blokeringsreducerende apparat for anvendelse i en moentbetjent maskine
SU1148031A2 (en) Device for checking meters connected in series

Legal Events

Date Code Title Description
MK1K Patent expired

Free format text: EXPIRED IN OCTOBER 2003