BR8801683A - Dispositivo de medida de intensidade de uma corrente eletrica por efeito faraday utilizado no meio de um interferometro de sagnac - Google Patents

Dispositivo de medida de intensidade de uma corrente eletrica por efeito faraday utilizado no meio de um interferometro de sagnac

Info

Publication number
BR8801683A
BR8801683A BR8801683A BR8801683A BR8801683A BR 8801683 A BR8801683 A BR 8801683A BR 8801683 A BR8801683 A BR 8801683A BR 8801683 A BR8801683 A BR 8801683A BR 8801683 A BR8801683 A BR 8801683A
Authority
BR
Brazil
Prior art keywords
intensity
measuring
electric current
faraday effect
effect used
Prior art date
Application number
BR8801683A
Other languages
English (en)
Inventor
Jean-Pierre Dupraz
Original Assignee
Alsthom
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 Alsthom filed Critical Alsthom
Publication of BR8801683A publication Critical patent/BR8801683A/pt

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/24—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices
    • G01R15/245—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices using magneto-optical modulators, e.g. based on the Faraday or Cotton-Mouton effect
    • G01R15/246—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices using magneto-optical modulators, e.g. based on the Faraday or Cotton-Mouton effect based on the Faraday, i.e. linear magneto-optic, effect

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Measurement Of Current Or Voltage (AREA)
BR8801683A 1987-04-10 1988-04-08 Dispositivo de medida de intensidade de uma corrente eletrica por efeito faraday utilizado no meio de um interferometro de sagnac BR8801683A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8705102A FR2613838B1 (fr) 1987-04-10 1987-04-10 Dispositif de mesure d'intensite d'un courant electrique par effet faraday mis en oeuvre au sein d'un interferometre de sagnac

Publications (1)

Publication Number Publication Date
BR8801683A true BR8801683A (pt) 1988-11-16

Family

ID=9349998

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8801683A BR8801683A (pt) 1987-04-10 1988-04-08 Dispositivo de medida de intensidade de uma corrente eletrica por efeito faraday utilizado no meio de um interferometro de sagnac

Country Status (5)

Country Link
EP (1) EP0290780A1 (pt)
JP (1) JPS63263469A (pt)
CN (1) CN88102068A (pt)
BR (1) BR8801683A (pt)
FR (1) FR2613838B1 (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2683912B1 (fr) * 1991-11-18 1993-12-31 Gec Alsthom Sa Dispositif optique de mesure du courant dans une installation a enveloppe metallique a la terre.
DE4311328A1 (de) * 1993-04-06 1994-10-13 Siemens Ag Optische Meßanordnung zum Messen eines elektrischen Stromes mit verflochtenen Übertragungsleitungen
DE4342410A1 (de) * 1993-12-13 1995-06-14 Abb Research Ltd Verfahren zur magnetooptischen Strommessung und magnetooptische Strommeßeinrichtung
AUPN329295A0 (en) * 1995-05-31 1995-06-22 University Of Sydney, The Fibre optic transducer
JP3488565B2 (ja) * 1996-01-22 2004-01-19 株式会社東芝 光応用測定装置とその製造方法
DE19621654A1 (de) * 1996-05-30 1997-12-04 Abb Research Ltd Magneto-optischer Stromsensor
DE19808517A1 (de) * 1998-02-27 1999-09-16 Litef Gmbh Einrichtung zur Strommessung
CN1300592C (zh) * 2004-08-23 2007-02-14 郑州电力高等专科学校 电子错位散斑干涉测电流的装置及方法
JP2013513785A (ja) * 2009-12-11 2013-04-22 アーベーベー・リサーチ・リミテッド 交換可能なサブモジュールを備えたセンサを使用する光ファイバ電流センサ
EP2626711B1 (fr) * 2012-02-10 2015-03-11 Alstom Technology Ltd Dispositif de mesure de courant HVDC à large bande passante, très haute précision
CN102590577B (zh) * 2012-03-09 2014-12-10 南京大学 一种全光纤外差电流传感器

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2461956A1 (fr) * 1979-07-24 1981-02-06 Thomson Csf Dispositif interferometrique de mesure de courant electrique a fibre optique
FR2475230A1 (fr) * 1980-02-01 1981-08-07 Electricite De France Dispositif de mesure d'intensite electrique dans un conducteur par determination des variations de marche d'un faisceau polarise dans un milieu optique materiel soumis au champ magnetique cree par le courant
FR2574943B1 (fr) * 1984-12-18 1987-05-22 Thomson Csf Systeme analyseur de transitoires

Also Published As

Publication number Publication date
FR2613838A1 (fr) 1988-10-14
FR2613838B1 (fr) 1990-11-16
CN88102068A (zh) 1988-10-26
EP0290780A1 (fr) 1988-11-17
JPS63263469A (ja) 1988-10-31

Similar Documents

Publication Publication Date Title
DE3066168D1 (en) Interferometric device for electric current measurement using fibre optics
JPS5419123A (en) Instrument transformer for measuring current or voltage at zero potential
GB2033601B (en) Fibre optical arrangement for measuring the intensity of an electric current
BR8801684A (pt) Processo de atualizacao do fator de escala de um aparelho de medida de intensidade de uma corrente eletrica alternada por efeito faraday
JPS5557153A (en) Electrooptical device for measuring voltage
DE69131214D1 (de) Stromsonde mit Faraday-Effekt
KR890005530A (ko) 프로우브 장치에 의한 전기특성 검사방법
DK507386D0 (da) Fremgangsmaade til udkompensering af forstyrrende spaendinger i en elektrodekreds til magnetisk-induktiv gennemstraemningsmaaling
DE3363682D1 (en) Interferometric glass fibre current measuring device
DE3872077D1 (de) Spannungsmesseinrichtung.
BR8801683A (pt) Dispositivo de medida de intensidade de uma corrente eletrica por efeito faraday utilizado no meio de um interferometro de sagnac
DE68920187D1 (de) Apparat zur Messung der an einer Strahlungsquelle angelegten Spitzenspannung.
UA25892A1 (uk) Високовольтhий вимірювальhий траhсформатор hапруги
DE69015456D1 (de) Apparat zur Messung der an eine Strahlungsquelle angelegten Spannung.
DK0557671T3 (da) Hvirvelstrømsmåleinstrument
DD136537A1 (de) Messanordnung zur absteckung und aufmessung mittels elektronischem tachymeter
FR2590030B1 (fr) Dispositif de mesure de l'intensite d'un courant alternatif
SU534695A1 (ru) Устройство измерени отклонени трехфазного напр жени
DK297688A (da) Apparat til maaling af konsistens
DE69410505D1 (de) Vorrichtung zur optischen Messung der elektrischen Stromstärke
FI90595C (fi) Menetelmä ja mittausjärjestely sähkötehon ja/tai -energian mittaamiseksi
FR2506009B1 (fr) Affichage pour instrument de mesure electrique
NO905198L (no) Maaleanordning for mekanisk spenning.
KR880016915U (ko) 자석발전기용 전압제어장치
BG49586A1 (en) Device for measuring of high voltage

Legal Events

Date Code Title Description
B15K Others concerning applications: alteration of classification

Ipc: G01R 15/24 (2006.01)