DE3378995D1 - Apparatus for measuring temperature and/or electric intensity using the faraday effect - Google Patents

Apparatus for measuring temperature and/or electric intensity using the faraday effect

Info

Publication number
DE3378995D1
DE3378995D1 DE8383402047T DE3378995T DE3378995D1 DE 3378995 D1 DE3378995 D1 DE 3378995D1 DE 8383402047 T DE8383402047 T DE 8383402047T DE 3378995 T DE3378995 T DE 3378995T DE 3378995 D1 DE3378995 D1 DE 3378995D1
Authority
DE
Germany
Prior art keywords
measuring temperature
faraday effect
electric intensity
intensity
electric
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
Application number
DE8383402047T
Other languages
German (de)
English (en)
Inventor
Daniel Langeac
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.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
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 Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Application granted granted Critical
Publication of DE3378995D1 publication Critical patent/DE3378995D1/de
Expired legal-status Critical Current

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
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
    • G01K11/32—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in transmittance, scattering or luminescence in optical fibres

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)
DE8383402047T 1982-10-28 1983-10-21 Apparatus for measuring temperature and/or electric intensity using the faraday effect Expired DE3378995D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8218102A FR2535464A1 (fr) 1982-10-28 1982-10-28 Dispositif de mesure de temperature et/ou d'intensite electrique a effet faraday

Publications (1)

Publication Number Publication Date
DE3378995D1 true DE3378995D1 (en) 1989-02-23

Family

ID=9278703

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383402047T Expired DE3378995D1 (en) 1982-10-28 1983-10-21 Apparatus for measuring temperature and/or electric intensity using the faraday effect

Country Status (4)

Country Link
US (1) US4563639A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0108671B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3378995D1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2535464A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4673244A (en) * 1984-04-24 1987-06-16 Sachs/Freeman Associates, Inc. Method of aligning a polarization-preserving optical fiber with a semiconductor laser for attachment of the fiber to the laser
US4612500A (en) * 1984-09-04 1986-09-16 Westinghouse Electric Corp. Temperature stabilized Faraday rotator current sensor by thermal mechanical means
US4613811A (en) * 1984-09-04 1986-09-23 Westinghouse Electric Corp. Faraday current sensor with fiber optic compensated by temperature, degradation, and linearity
GB8432402D0 (en) * 1984-12-21 1985-02-06 Birch R D Optical fibres
FR2584810B1 (fr) * 1985-07-09 1987-10-16 Enertec Procede et dispositif d'evaluation d'un angle sur une plage etendue
GB2181231B (en) * 1985-10-02 1989-09-27 Plessey Co Plc Improvements relating to optical sensing arrangements
US4894608A (en) * 1987-07-22 1990-01-16 Square D Company Electric current sensor using the faraday effect
US4843232A (en) * 1987-12-28 1989-06-27 Allied-Signal Inc. Optic switch and speed sensor
US4947107A (en) * 1988-06-28 1990-08-07 Sundstrand Corporation Magneto-optic current sensor
EP0356670B1 (de) * 1988-08-31 1993-10-06 Asea Brown Boveri Ag Faseroptischer Stromsensor
US5124634A (en) * 1989-03-14 1992-06-23 Square D Company Ring optical current transducer
JPH0670653B2 (ja) * 1989-03-31 1994-09-07 日本碍子株式会社 光温度・電気量測定装置
US5015842A (en) * 1989-06-01 1991-05-14 United Technologies Corporation High density fiber optic damage detection system
DE3923803A1 (de) * 1989-07-19 1991-01-31 Messwandler Bau Ag Faseroptische anordnung zum messen der staerke eines elektrischen stromes
DE3924369A1 (de) * 1989-07-22 1991-01-31 Asea Brown Boveri Verfahren zur messung eines elektrischen feldes oder einer elektrischen spannung und einrichtung zur durchfuehrung des verfahrens
US4973899A (en) * 1989-08-24 1990-11-27 Sundstrand Corporation Current sensor and method utilizing multiple layers of thin film magneto-optic material and signal processing to make the output independent of system losses
IT1232330B (it) * 1989-09-12 1992-01-28 Cise Spa Sensore a fibra ottica polarimetrico
US5047626A (en) * 1990-01-03 1991-09-10 The United States Of America As Represented By The Secretary Of The Navy Optical fiber sensor for measuring physical properties of liquids
US5115127A (en) * 1990-01-03 1992-05-19 The United States Of America As Represented By The Secretary Of The Navy Optical fiber sensor for measuring physical properties of fluids
US5440414A (en) * 1990-02-02 1995-08-08 The United States Of America As Represented By The Secretary Of The Navy Adaptive polarization diversity detection scheme for coherent communications and interferometric fiber sensors
GB9100924D0 (en) * 1991-01-16 1991-02-27 Rogers Alan J Interference-free optical-fibre current measurement
GB9104780D0 (en) * 1991-03-07 1991-04-17 Tatam Ralph P Apparatus and methods for measuring magnetic fields and electric currents
CH684612A5 (fr) * 1991-04-04 1994-10-31 Suisse Electronique Microtech Capteur optique de courant électrique.
US5149962A (en) * 1991-06-03 1992-09-22 Simmonds Precision Products, Inc. Proximity detector using faraday effect and bidirectional transmission
US5365175A (en) * 1993-01-21 1994-11-15 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Method of locating ground faults
DE4304762A1 (de) * 1993-02-17 1994-08-18 Abb Research Ltd Sensorkopf für eine faseroptische Strommessvorrichtung
DE4312183A1 (de) * 1993-04-14 1994-10-20 Siemens Ag Optisches Meßverfahren zum Messen eines elektrischen Wechselstromes mit Temperaturkompensation und Vorrichtung zur Durchführung des Verfahrens
DE69419830T2 (de) 1993-06-11 2000-02-17 Three Bond Co. Ltd., Hachioji Feucht- oder anaerobvernetzbare und photovernetzbare Silikon-Zusammensetzungen
WO1995010046A1 (de) * 1993-10-01 1995-04-13 Siemens Aktiengesellschaft Verfahren und vorrichtung zum messen einer elektrischen wechselgrösse mit temperaturkompensation
US5463312A (en) * 1994-03-03 1995-10-31 Minnesota Mining And Manufacturing Company Faraday-effect sensing coil with stable birefringence
US5492552A (en) * 1994-03-03 1996-02-20 Minnesota Mining And Manufacturing Company Holder for annealing fiber optic coils
US5434501A (en) * 1994-04-29 1995-07-18 The United States Of America As Represented By The Secretary Of The Navy Polarization insensitive current and magnetic field optic sensor
DE4436181A1 (de) * 1994-10-10 1996-04-11 Siemens Ag Verfahren und Vorrichtung zum Messen einer elektrischen Wechselgröße mit Temperaturkompensation durch Fitting
DE19506169A1 (de) * 1995-02-22 1996-08-29 Siemens Ag Verfahren und Anordnung zum Messen eines Magnetfeldes unter Ausnutzung des Faraday-Effekts mit Kompensation von Intensitätsänderungen
US5617022A (en) * 1995-05-01 1997-04-01 Hydro-Aire Division Of Crane Company Fiberoptic velocity transducer including dielectric coating for filtering and velocity determination
DE19547021A1 (de) * 1995-12-15 1997-06-19 Siemens Ag Optisches Meßverfahren und optische Meßanordnung zum Messen einer Wechselgröße mit Intensitätsnormierung
WO1998001763A1 (de) * 1996-07-09 1998-01-15 Siemens Aktiengesellschaft Verfahren zur intensitätsnormierung optischer sensoren zum messen periodisch schwankender elektrischer oder magnetischer feldstärken
DE19738651A1 (de) * 1997-09-04 1999-03-11 Alsthom Cge Alcatel Vorrichtung zur Ermittlung der Temperatur eines Objekts und Verfahren zur Herstellung einer solchen Vorrichtung
EP0984254A1 (fr) * 1998-09-04 2000-03-08 Talltec Technologies Holdings S.A. Capteur de température à fibre optique
AU1215400A (en) 1998-10-21 2000-05-08 Paul G. Duncan Methods and apparatus for optically measuring polarization rotation of optical wave fronts using rare earth iron garnets
US6259245B1 (en) * 1999-12-27 2001-07-10 Kohji Toda Electric-current sensing device
US6476956B1 (en) * 2001-02-28 2002-11-05 Teracomm Research, Inc. Fast optical modulator
KR100452301B1 (ko) * 2002-08-30 2004-10-08 재단법인 포항산업과학연구원 광파이버를 이용한 전류 및 전압 동시측정장치 및 방법
RU2437106C2 (ru) * 2009-12-29 2011-12-20 Закрытое акционерное общество "Профотек" Волоконно-оптический датчик тока
US9733133B2 (en) * 2013-10-07 2017-08-15 Xiaotian Steve Yao Faraday current and temperature sensors
CN107091950B (zh) 2016-02-16 2021-01-19 姚晓天 基于光学传感原理集成了温度传感的反射式电流和磁场传感器
RU2723238C1 (ru) * 2019-09-30 2020-06-09 Акционерное общество "Швабе - Технологическая лаборатория" Ячейка фарадея для измерителей тока в высоковольтных сетях

Family Cites Families (11)

* 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
US4151747A (en) * 1978-06-21 1979-05-01 Electric Power Research Institute, Inc. Monitoring arrangement utilizing fiber optics
DE2835794C3 (de) * 1978-08-16 1987-12-03 Max-Planck-Gesellschaft zur Förderung der Wissenschaften eV, 3400 Göttingen Faseroptische Anordnung zur Messung der Stärke eines elektrischen Stromes
DE2841162A1 (de) * 1978-09-21 1980-04-10 Siemens Ag Doppelbrechungsarmer lichtwellenleiter
DE2855337A1 (de) * 1978-12-21 1980-07-03 Licentia Gmbh Verfahren zur kompensation des in einer bei einem magnetooptischen stromwandler verwendeten lichtleitfaser auftretenden doppelbrechungseinflusses
DE2924804A1 (de) * 1979-06-20 1981-01-15 Licentia Gmbh Verfahren zur eliminierung der temperaturabhaengigen aenderung des polarisationszustandes in einer von linear polarisiertem licht durchlaufenen tordierten lichtleitfaser
FR2492986A1 (fr) * 1980-10-29 1982-04-30 Comp Generale Electricite Amperemetre a effet faraday dans une fibre optique
JPS5779416A (en) * 1980-11-04 1982-05-18 Mitsubishi Electric Corp Temperature measuring device
DE3115433A1 (de) * 1981-04-16 1982-11-11 Philips Kommunikations Industrie AG, 8500 Nürnberg "messvorrichtung zur magneto-optischen strommessung"
GB2104213A (en) * 1981-08-12 1983-03-02 Giers Electric current measurement
GB2100018B (en) * 1982-04-23 1986-01-02 Max Planck Gesellschaft Fibre optics measuring device

Also Published As

Publication number Publication date
FR2535464B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1985-04-26
EP0108671A1 (fr) 1984-05-16
EP0108671B1 (fr) 1989-01-18
FR2535464A1 (fr) 1984-05-04
US4563639A (en) 1986-01-07

Similar Documents

Publication Publication Date Title
DE3378995D1 (en) Apparatus for measuring temperature and/or electric intensity using the faraday effect
DE3377164D1 (en) Multi-probe measuring apparatus
DE3478717D1 (en) Apparatus for measuring the temperature and other parameters of an electric power conductor
EP0092676A3 (en) Time measuring method and device for carrying it out
JPS57118162A (en) Power measuring apparatus
GB2070300B (en) Electrical testing apparatus and methods
GB2015176B (en) Electric field intensity measuring apparatus
DE3376032D1 (en) Temperature measuring apparatus
GB2041588B (en) Apparatus for metering and displaying the cost of electrical energy consumption
DE3480232D1 (en) Device for measuring direct currents
JPS56128427A (en) Electrical measuring apparatus
EP0160385A3 (en) Particle size distribution measuring apparatus
DE3375046D1 (en) Method and device for the electrical testing of micro-wirings
ZA834732B (en) Method and apparatus for measuring distance
GB8327564D0 (en) Auxological measuring apparatus
DE3367123D1 (en) Force measuring apparatus
EP0068503A3 (en) Method and device for testing materials using the eddy current principle
GB8301895D0 (en) Test apparatus
DE3373942D1 (en) Measuring method and apparatus
GB8317107D0 (en) Area measuring apparatus
GB8333325D0 (en) Inspection apparatus
DE3067770D1 (en) Process and device for measuring electric power
GB2056187B (en) Electrical probe apparatus
DE3475650D1 (en) Combination measuring apparatus
GB8412312D0 (en) Measurement apparatus

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee