FR2475230B1 - - Google Patents

Info

Publication number
FR2475230B1
FR2475230B1 FR8002226A FR8002226A FR2475230B1 FR 2475230 B1 FR2475230 B1 FR 2475230B1 FR 8002226 A FR8002226 A FR 8002226A FR 8002226 A FR8002226 A FR 8002226A FR 2475230 B1 FR2475230 B1 FR 2475230B1
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR8002226A
Other languages
French (fr)
Other versions
FR2475230A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Electricite de France SA
Original Assignee
Electricite de France SA
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 Electricite de France SA filed Critical Electricite de France SA
Priority to FR8002226A priority Critical patent/FR2475230A1/fr
Publication of FR2475230A1 publication Critical patent/FR2475230A1/fr
Application granted granted Critical
Publication of FR2475230B1 publication Critical patent/FR2475230B1/fr
Granted legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/24Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices
    • G01R15/245Adaptations 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
    • G01R15/246Adaptations 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)
  • Measuring Magnetic Variables (AREA)
FR8002226A 1980-02-01 1980-02-01 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 Granted FR2475230A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8002226A FR2475230A1 (fr) 1980-02-01 1980-02-01 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

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8002226A FR2475230A1 (fr) 1980-02-01 1980-02-01 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

Publications (2)

Publication Number Publication Date
FR2475230A1 FR2475230A1 (fr) 1981-08-07
FR2475230B1 true FR2475230B1 (US08188275-20120529-C00054.png) 1982-02-12

Family

ID=9238106

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8002226A Granted FR2475230A1 (fr) 1980-02-01 1980-02-01 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

Country Status (1)

Country Link
FR (1) FR2475230A1 (US08188275-20120529-C00054.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2251940A (en) * 1991-01-16 1992-07-22 British Tech Group Methods and apparatus for measurements dependent on the faraday effect

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH671638A5 (en) * 1986-09-05 1989-09-15 Bbc Brown Boveri & Cie Optical fibre current transducer using Sagnac interferometer - has two polarised partial beams fed through current sensor coil in opposing directions
FR2613838B1 (fr) * 1987-04-10 1990-11-16 Alsthom Dispositif de mesure d'intensite d'un courant electrique par effet faraday mis en oeuvre au sein d'un interferometre de sagnac
EP0356670B1 (de) * 1988-08-31 1993-10-06 Asea Brown Boveri Ag Faseroptischer Stromsensor
DE3923803A1 (de) * 1989-07-19 1991-01-31 Messwandler Bau Ag Faseroptische anordnung zum messen der staerke eines elektrischen stromes
AU710660B2 (en) * 1995-05-31 1999-09-23 University Of Sydney, The Fibre optic transducer
AUPN329295A0 (en) * 1995-05-31 1995-06-22 University Of Sydney, The Fibre optic transducer

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3605013A (en) * 1968-11-16 1971-09-14 Nippon Selfoc Co Ltd Current-measuring system utilizing faraday effect element
FR2041009A1 (US08188275-20120529-C00054.png) * 1969-04-25 1971-01-29 Walter Transformateurs
FR2209937B1 (US08188275-20120529-C00054.png) * 1972-12-11 1982-03-05 Siemens Ag

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2251940A (en) * 1991-01-16 1992-07-22 British Tech Group Methods and apparatus for measurements dependent on the faraday effect
GB2251940B (en) * 1991-01-16 1994-11-16 British Tech Group Methods and apparatus for measurements dependent on the faraday effect

Also Published As

Publication number Publication date
FR2475230A1 (fr) 1981-08-07

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Legal Events

Date Code Title Description
ST Notification of lapse