DE69619688T2 - In reihe geschaltete magnetro-optische feldfühler - Google Patents

In reihe geschaltete magnetro-optische feldfühler

Info

Publication number
DE69619688T2
DE69619688T2 DE69619688T DE69619688T DE69619688T2 DE 69619688 T2 DE69619688 T2 DE 69619688T2 DE 69619688 T DE69619688 T DE 69619688T DE 69619688 T DE69619688 T DE 69619688T DE 69619688 T2 DE69619688 T2 DE 69619688T2
Authority
DE
Germany
Prior art keywords
magnetro
series
field sensors
optical field
optical
Prior art date
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 - Fee Related
Application number
DE69619688T
Other languages
English (en)
Other versions
DE69619688D1 (de
Inventor
W Dawson
W Macdougall
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of DE69619688D1 publication Critical patent/DE69619688D1/de
Application granted granted Critical
Publication of DE69619688T2 publication Critical patent/DE69619688T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/032—Measuring direction or magnitude of magnetic fields or magnetic flux using magneto-optic devices, e.g. Faraday or Cotton-Mouton effect
    • G01R33/0322—Measuring direction or magnitude of magnetic fields or magnetic flux using magneto-optic devices, e.g. Faraday or Cotton-Mouton effect using the Faraday or Voigt effect

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
DE69619688T 1995-11-22 1996-09-12 In reihe geschaltete magnetro-optische feldfühler Expired - Fee Related DE69619688T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/561,810 US5736737A (en) 1995-11-22 1995-11-22 Concatenated magneto-optic field sensors
PCT/US1996/014579 WO1997019361A1 (en) 1995-11-22 1996-09-12 Concatenated magneto-optic field sensors

Publications (2)

Publication Number Publication Date
DE69619688D1 DE69619688D1 (de) 2002-04-11
DE69619688T2 true DE69619688T2 (de) 2002-10-24

Family

ID=24243571

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69619688T Expired - Fee Related DE69619688T2 (de) 1995-11-22 1996-09-12 In reihe geschaltete magnetro-optische feldfühler

Country Status (8)

Country Link
US (1) US5736737A (de)
EP (1) EP0862744B1 (de)
JP (1) JP2000500582A (de)
CN (1) CN1248008C (de)
CA (1) CA2236823C (de)
DE (1) DE69619688T2 (de)
ES (1) ES2169815T3 (de)
WO (1) WO1997019361A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014012016A1 (de) * 2014-08-12 2016-02-18 Audi Ag System und Verfahren zur induktiven Übertragung elektrischer Energie für ein Kraftfahrzeug

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0831333A1 (de) * 1996-09-19 1998-03-25 Siemens Aktiengesellschaft Anordnung zur Erzeugung eines mehreckigen Lichtstrahls einer bestimmten Polarisation
JP2002528707A (ja) 1998-10-21 2002-09-03 ジー． ダンカン，ポール 希土類鉄ガーネットを用いて光の波面の偏光回転を光学的に測定するための装置および方法
EP1133701B1 (de) * 1998-11-23 2005-06-22 Harry E. Orton Verfahren zur diagnose von isolationsverschlechterungen in unterirdischen kabeln
EP2002267A1 (de) * 2006-04-04 2008-12-17 Abb Research Ltd. Faseroptischer stromsensor
US8864374B2 (en) * 2010-08-13 2014-10-21 Qorex Llc Low profile, high temperature, hydrogen tolerant optical sensing cable
CN105954564B (zh) * 2016-05-19 2018-06-22 河北大学 一种利用磁光材料测量导体电流的装置及方法

Family Cites Families (19)

* 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
DE2835794B2 (de) * 1978-08-16 1980-06-26 Max-Planck-Gesellschaft Zur Foerderung Der Wissenschaften E.V., 3400 Goettingen Faseroptische Anordnung zur Messung der Stärke eines elektrischen Stromes
US4733938A (en) * 1981-11-09 1988-03-29 The Board Of Trustees Of The Leland Stanford Junior University Magneto-optic rotator
JPS6350761A (ja) * 1986-08-20 1988-03-03 Mitsubishi Electric Corp 光フアイバ零相変流器
US4947107A (en) * 1988-06-28 1990-08-07 Sundstrand Corporation Magneto-optic current sensor
US5008611A (en) * 1989-03-14 1991-04-16 Square D Company Method of eliminating the effects of birefringence from the detection of electric current using Faraday rotation
EP0430060B1 (de) * 1989-12-01 1994-03-09 Asea Brown Boveri Ag Faseroptischer Stromwandler
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
JPH03295478A (ja) * 1990-04-13 1991-12-26 Mitsubishi Electric Corp 電力系統の故障点検出装置
US5063290A (en) * 1990-09-14 1991-11-05 The United States Of America As Represented By The Secretary Of The Navy All-optical fiber faraday rotation current sensor with heterodyne detection technique
EP0477415B1 (de) * 1990-09-28 1996-03-20 Asea Brown Boveri Ag Optischer Stromwandler
JPH0778526B2 (ja) * 1991-08-29 1995-08-23 日本碍子株式会社 光磁界センサ
JP3144928B2 (ja) * 1991-12-19 2001-03-12 株式会社東芝 光センサ
US5361313A (en) * 1993-05-11 1994-11-01 Martin Marietta Corporation Two-mode remote fiber optic sensor
EP0650066B1 (de) * 1993-10-21 2000-05-17 Fuji Electric Co. Ltd. Optischer Stromwandler
DE4342410A1 (de) * 1993-12-13 1995-06-14 Abb Research Ltd Verfahren zur magnetooptischen Strommessung und magnetooptische Strommeßeinrichtung
DE4342409A1 (de) * 1993-12-13 1995-06-14 Abb Research Ltd Massivoptischer Stromsensor
US5463312A (en) * 1994-03-03 1995-10-31 Minnesota Mining And Manufacturing Company Faraday-effect sensing coil with stable birefringence
US5416860A (en) * 1994-08-29 1995-05-16 Industrial Technology Research Institute Method and apparatus for optically measuring electric current and/or magnetic field with temperature compensation

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014012016A1 (de) * 2014-08-12 2016-02-18 Audi Ag System und Verfahren zur induktiven Übertragung elektrischer Energie für ein Kraftfahrzeug
DE102014012016B4 (de) * 2014-08-12 2016-03-10 Audi Ag System und Verfahren zur induktiven Übertragung elektrischer Energie für ein Kraftfahrzeug

Also Published As

Publication number Publication date
ES2169815T3 (es) 2002-07-16
EP0862744A1 (de) 1998-09-09
CA2236823A1 (en) 1997-05-29
JP2000500582A (ja) 2000-01-18
EP0862744B1 (de) 2002-03-06
CN1248008C (zh) 2006-03-29
US5736737A (en) 1998-04-07
CN1202249A (zh) 1998-12-16
CA2236823C (en) 2009-02-03
DE69619688D1 (de) 2002-04-11
WO1997019361A1 (en) 1997-05-29

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee