FI102116B1 - Optinen virranmuuntaja - Google Patents

Optinen virranmuuntaja

Info

Publication number
FI102116B1
FI102116B1 FI914579A FI914579A FI102116B1 FI 102116 B1 FI102116 B1 FI 102116B1 FI 914579 A FI914579 A FI 914579A FI 914579 A FI914579 A FI 914579A FI 102116 B1 FI102116 B1 FI 102116B1
Authority
FI
Finland
Prior art keywords
current transformer
optical current
optical
transformer
current
Prior art date
Application number
FI914579A
Other languages
English (en)
Swedish (sv)
Other versions
FI102116B (fi
FI914579A (fi
FI914579A0 (fi
Inventor
Roland Stierlin
Original Assignee
Asea Brown Boveri
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 Asea Brown Boveri filed Critical Asea Brown Boveri
Publication of FI914579A0 publication Critical patent/FI914579A0/fi
Publication of FI914579A publication Critical patent/FI914579A/fi
Application granted granted Critical
Publication of FI102116B publication Critical patent/FI102116B/fi
Publication of FI102116B1 publication Critical patent/FI102116B1/fi

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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
    • G02B6/12004—Combinations of two or more optical elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
FI914579A 1990-09-28 1991-09-27 Optinen virranmuuntaja FI102116B1 (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP90118643A EP0477415B1 (de) 1990-09-28 1990-09-28 Optischer Stromwandler

Publications (4)

Publication Number Publication Date
FI914579A0 FI914579A0 (fi) 1991-09-27
FI914579A FI914579A (fi) 1992-03-29
FI102116B FI102116B (fi) 1998-10-15
FI102116B1 true FI102116B1 (fi) 1998-10-15

Family

ID=8204535

Family Applications (1)

Application Number Title Priority Date Filing Date
FI914579A FI102116B1 (fi) 1990-09-28 1991-09-27 Optinen virranmuuntaja

Country Status (5)

Country Link
US (1) US5304920A (fi)
EP (1) EP0477415B1 (fi)
JP (1) JPH04244969A (fi)
DE (1) DE59010223D1 (fi)
FI (1) FI102116B1 (fi)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2702051B1 (fr) * 1993-02-22 1995-04-14 Balteau France Dispositif optique pour la mesure de l'intensité du courant électrique.
EP0622646A1 (de) * 1993-04-28 1994-11-02 Siemens Aktiengesellschaft Optoelektronischer IC
DE69424496T2 (de) * 1993-10-21 2001-01-18 Fuji Electric Co., Ltd. Optischer Stromwandler
CA2198255A1 (en) * 1994-08-23 1996-02-29 Thomas Bosselmann Method and device for the measurement of electric currents in at least two measuring ranges
DE19517128A1 (de) * 1995-05-10 1996-11-14 Siemens Ag Verfahren und Anordnung zum Messen eines magnetischen Wechselfeldes mit Off-set-Faraday-Rotation zur Temperaturkompensation
US5736737A (en) * 1995-11-22 1998-04-07 Dawson; Jay W. Concatenated magneto-optic field sensors
DE19703128A1 (de) * 1997-01-29 1998-08-06 Abb Research Ltd Magnetooptischer Stromsensor
US8202053B2 (en) * 2008-03-19 2012-06-19 General Electric Company Micro-electromechanical current sensing apparatus
DE112014003851B4 (de) * 2013-08-22 2020-12-24 Leoni Kabel Gmbh Sensorbaueinheit
EP3358359B1 (de) * 2017-02-01 2019-08-28 Siemens Aktiengesellschaft Leiterplatte mit implantiertem optischen stromsensor
DE102018216482A1 (de) 2018-09-26 2020-03-26 Siemens Aktiengesellschaft Glasring und Verfahren für optische Strommessungen

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3116149A1 (de) * 1981-04-23 1982-11-11 Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V., 3400 Göttingen Faseroptische anordnung zur messung der staerke eines elektrischen stromes i unter ausnutzung des faraday-effekts
EP0088419B1 (en) * 1982-03-08 1986-06-25 Hitachi, Ltd. Apparatus for optically measuring a current
FR2603705B1 (fr) * 1986-09-05 1988-10-28 Thomson Csf Tete de mesure de champ magnetique integree et son procede de realisation
US4745357A (en) * 1987-03-23 1988-05-17 Westinghouse Electric Corp. Optical interface for a magneto-optical current transducer
FR2613839B1 (fr) * 1987-04-10 1990-11-16 Alsthom Procede de mise a jour du facteur d'echelle d'un appareil de mesure d'intensite d'un courant electrique alternatif par effet faraday
US4899042A (en) * 1987-11-17 1990-02-06 The Boeing Company Integrated optic field sensor consisting of an interferometer formed in substrate
DE3807606A1 (de) * 1988-03-09 1989-09-21 Fraunhofer Ges Forschung Verfahren zum herstellen eines doppelbrechenden streifenwellenleiters in einem integriert-optischen bauelement sowie ein nach dem verfahren hergestelltes integriert-optisches bauelement
DE58905825D1 (de) * 1988-08-31 1993-11-11 Asea Brown Boveri Faseroptischer Stromsensor.
US5029273A (en) * 1990-02-02 1991-07-02 The University Of British Columbia Integrated optics Pockels cell voltage sensor
US5051577A (en) * 1990-03-20 1991-09-24 Minnesota Mining And Manufacturing Company Faraday effect current sensor having two polarizing fibers at an acute angle
JPH0476476A (ja) * 1990-07-19 1992-03-11 Ngk Insulators Ltd 光磁界センサ

Also Published As

Publication number Publication date
JPH04244969A (ja) 1992-09-01
US5304920A (en) 1994-04-19
FI102116B (fi) 1998-10-15
EP0477415A1 (de) 1992-04-01
FI914579A (fi) 1992-03-29
DE59010223D1 (de) 1996-04-25
EP0477415B1 (de) 1996-03-20
FI914579A0 (fi) 1991-09-27

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Legal Events

Date Code Title Description
FG Patent granted

Owner name: ASEA BROWN BOVERI AG