AR247791A1 - Disposicion para medir tension electrica entre dos objetos mutuamente espaciados - Google Patents

Disposicion para medir tension electrica entre dos objetos mutuamente espaciados

Info

Publication number
AR247791A1
AR247791A1 AR89315027A AR31502789A AR247791A1 AR 247791 A1 AR247791 A1 AR 247791A1 AR 89315027 A AR89315027 A AR 89315027A AR 31502789 A AR31502789 A AR 31502789A AR 247791 A1 AR247791 A1 AR 247791A1
Authority
AR
Argentina
Prior art keywords
light
electro
crystal
objects
wave
Prior art date
Application number
AR89315027A
Other languages
English (en)
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of AR247791A1 publication Critical patent/AR247791A1/es

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R13/00—Arrangements for displaying electric variables or waveforms
    • G01R13/20—Cathode-ray oscilloscopes
    • G01R13/22—Circuits therefor
    • G01R13/34—Circuits for representing a single waveform by sampling, e.g. for very high frequencies
    • G01R13/345—Circuits for representing a single waveform by sampling, e.g. for very high frequencies for displaying sampled signals by using digital processors by intermediate A.D. and D.A. convertors (control circuits for CRT indicators)
    • 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
    • G01R15/247—Details of the circuitry or construction of devices covered by G01R15/241 - G01R15/246

Abstract

DISPOSICION PARA MEDIR TENSION ELECTRICA ENTRE DOS OBJETOS MUTUAMENTE ESPACIADOS, QUE COMPRENDE UN GENERADOR DE LUZ COLIMADA CORRELACIONADO CON UN POLARIZADOR DE DICHA LUZ COLIMADA; UN CRISTAL ELECTRO-OPTICO QUE TIENE UN EJE DE CUADRUPLE INVERSION ROTATORIA QUE SE EXTIENDE ENTRE DICHOS OBJETOS CONDUCTORES MUTUAMENTE ESPACIADOS, ESTANDO DISPUESTO DICHO HAZ DE LUZ COLIMADA POLARIZADA A TRAVES DE DICHO CRISTAL ELECTRO-OPTICO EN UNA DIRECCION PARALELA A DICHO EJE Y UN SEGUNDO POLARIZADOR A TRAVES DEL CUAL PASA DICHA LUZ DESPUES DE PASAR A TRAVES DE DICHO CRISTAL; ENTRE DICHO CRISTAL Y AL MENOS UNO DE LOS POLARIZADORES ESTAN DISPUESTAS PLACAS DE ONDA FRACCIONARIA A TRAVES DE LAS CUALES PASA AL MENOS UNA PRIMERA PORCION DE DICHA LUZ DESPUES DE PASAR A TRAVES DE DICHO CRISTAL, RETARDANDO DICHAS PLACAS DE ONDA FRACCIONARIA A DICHA PORCION DE LUZ EN UN MULTIPLO IMPAR DE UN CUARTO DE ONDA CON RESPECTO A UNA SEGUNDA PORCION DE DICHA LUZ;A LA SALIDA DE DICHO SEGUNDO POLARIZADOR ESTAN DISPUEST OS UN PRIMER Y SEGUNDO DETECTOR QUE CONVIERTEN DICHA PRIMERA Y SEGUNDA PORCION DE LUZ EN UNA PRIMERA Y UNA SEGUNDA SENAL ELECTRICA, RESPECTIVAMENTE, Y UN GENERADOR DE SENAL DESALIDA PROVEE UNA SENAL REPRESENTATIVA DEL POTENCIAL ENTRE DICHOS OBJETOS.
AR89315027A 1988-09-28 1989-09-27 Disposicion para medir tension electrica entre dos objetos mutuamente espaciados AR247791A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/250,289 US4904931A (en) 1988-09-28 1988-09-28 Electro-optical voltage measuring system incorporating a method and apparatus to derive the measured voltage waveform from two phase shifted electrical signals

Publications (1)

Publication Number Publication Date
AR247791A1 true AR247791A1 (es) 1995-03-31

Family

ID=22947139

Family Applications (1)

Application Number Title Priority Date Filing Date
AR89315027A AR247791A1 (es) 1988-09-28 1989-09-27 Disposicion para medir tension electrica entre dos objetos mutuamente espaciados

Country Status (8)

Country Link
US (1) US4904931A (es)
EP (2) EP0613015B1 (es)
JP (1) JP3189840B2 (es)
AR (1) AR247791A1 (es)
AU (1) AU616303B2 (es)
BR (1) BR8904866A (es)
CA (1) CA1328482C (es)
DE (2) DE68928916T2 (es)

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US5434698A (en) * 1989-11-13 1995-07-18 Dai Nippon Printing Co., Ltd. Potential sensor employing electrooptic crystal and potential measuring method
US5247244A (en) * 1990-05-16 1993-09-21 Abb Power T&D Company Inc. Electro-optic voltage measuring system with temperature compensation
US5059894A (en) * 1990-05-16 1991-10-22 Abb Power T&D Company, Inc. Electro-optic voltage measuring appartaus with single ended optics
DE4128687A1 (de) * 1991-08-29 1993-03-04 Asea Brown Boveri Faseroptischer sensor
ATE216084T1 (de) * 1991-12-24 2002-04-15 Univ Sydney Stromfühler
US5677622A (en) * 1991-12-24 1997-10-14 The University Of Sydney Current sensor using a Sagnac interferometer and spun, single mode birefringent optical fiber to detect current via the Faraday effect
DE4416298A1 (de) * 1994-05-09 1995-11-16 Abb Research Ltd Verfahren und Vorrichtung zur optischen Ermittlung einer physikalischen Größe
JP2810976B2 (ja) * 1994-11-28 1998-10-15 工業技術院長 電気信号測定方法および装置
DE19544778A1 (de) * 1995-11-30 1997-06-05 Siemens Ag Verfahren und Anordnung zum Messen einer Meßgröße, insbesondere eines elektrischen Stromes, mit hoher Meßauflösung
US5734263A (en) * 1996-02-06 1998-03-31 Eaton Corporaton Electro-optic voltage transducer with extended range and temperature compensation
DE29707379U1 (de) * 1997-04-24 1997-06-19 Pmk Mess Und Kommunikationstec Gerät zur Messung von Hochspannung an Hochspannungsleitungen
CA2297672A1 (en) 1997-07-28 1999-02-04 Hinds Instruments, Inc. Measurement of waveplate retardation using a photoelastic modulator
JP4629869B2 (ja) 1998-02-20 2011-02-09 ハインズ インスツルメンツ インコーポレイテッド 複屈折特性測定方法および装置
WO1999050678A2 (de) 1998-03-31 1999-10-07 Siemens Aktiengesellschaft Verfahren und anordnung zur verarbeitung mindestens eines analogen, mehrere frequenzbereiche umfassenden signals
EP1099117B1 (de) * 1998-07-23 2002-05-29 Siemens Aktiengesellschaft Verfahren und einrichtung zur messung einer elektrischen spannung mit hilfe des pockelseffektes
US6252388B1 (en) 1998-12-04 2001-06-26 Nxtphase Corporation Method and apparatus for measuring voltage using electric field sensors
US6697157B2 (en) * 1999-05-24 2004-02-24 Hinds Instruments Birefringence measurement
US6479979B1 (en) * 1999-07-09 2002-11-12 Srico, Inc. Opto-electric device for measuring the root-mean-square value of an alternating current voltage
US6307666B1 (en) * 2000-01-13 2001-10-23 Bechtel Bwxt Idaho, Llc Voltage sensing systems and methods for passive compensation of temperature related intrinsic phase shift
US6268914B1 (en) 2000-01-14 2001-07-31 Hinds Instruments, Inc. Calibration Process For Birefringence Measurement System
JP4249608B2 (ja) * 2001-06-18 2009-04-02 ハインズ インスツルメンツ インコーポレイテッド 深紫外波長での複屈折測定
US7123032B2 (en) * 2003-12-04 2006-10-17 Fieldmetrics, Inc. Voltage sensor and dielectric material
US7129693B2 (en) * 2004-07-19 2006-10-31 Fieldmetrics, Inc. Modular voltage sensor
CN101568842B (zh) * 2006-12-22 2013-11-20 Abb研究有限公司 光学高电压传感器
WO2011154029A1 (en) 2010-06-07 2011-12-15 Abb Research Ltd High-voltage sensor with axially overlapping electrodes
WO2012163924A1 (en) 2011-05-27 2012-12-06 Abb Research Ltd Fiber-optic voltage sensor
US9513315B2 (en) 2012-08-21 2016-12-06 Abb Schweiz Ag Electro optical voltage transducer signal processing system
WO2015124677A1 (en) 2014-02-21 2015-08-27 Abb Technology Ag Interferometric sensor
RU2677126C2 (ru) 2014-02-21 2019-01-15 Абб Швайц Аг Интерферометрический датчик
CN110988435B (zh) * 2019-11-29 2023-01-17 中国人民解放军92942部队 提高光纤电流传感器信噪比的光路系统
EP4105666A1 (en) 2021-06-17 2022-12-21 Hitachi Energy Switzerland AG Polarization analyzer, measurement arrangement and detection method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH509597A (de) * 1969-12-23 1971-06-30 Bbc Brown Boveri & Cie Verfahren und Anordnung zur Messung eines Magnetfeldes
CH520321A (de) * 1970-05-26 1972-03-15 Bbc Brown Boveri & Cie Verfahren und Anordnung zur Umformung des Signalflusses in einer lichtelektrischen Messeinrichtung
DE2845625A1 (de) * 1978-10-19 1980-04-30 Siemens Ag Anordnung zur elektrooptischen spannungsmessung
DE3006840A1 (de) * 1980-01-31 1981-08-06 BBC AG Brown, Boveri & Cie., Baden, Aargau Verfahren zur phasendifferenzmessung und phasenmeter
JPS5918923A (ja) * 1982-07-23 1984-01-31 Toshiba Corp 複屈折測定装置
EP0125329B1 (de) * 1983-05-16 1988-03-09 VEB Elektroprojekt und Anlagenbau Berlin Messwandler auf der Basis des elektro- bzw. magnetooptischen Effektes
FR2584810B1 (fr) * 1985-07-09 1987-10-16 Enertec Procede et dispositif d'evaluation d'un angle sur une plage etendue
US4698497A (en) * 1986-05-22 1987-10-06 Westinghouse Electric Corp. Direct current magneto-optic current transformer

Also Published As

Publication number Publication date
DE68922951T2 (de) 1996-01-11
BR8904866A (pt) 1990-05-08
AU4127089A (en) 1990-04-05
EP0613015B1 (en) 1999-01-20
DE68928916T2 (de) 1999-09-02
DE68922951D1 (de) 1995-07-13
DE68928916D1 (de) 1999-03-04
EP0361832A2 (en) 1990-04-04
AU616303B2 (en) 1991-10-24
US4904931A (en) 1990-02-27
EP0613015A1 (en) 1994-08-31
EP0361832B1 (en) 1995-06-07
EP0361832A3 (en) 1990-09-12
JPH02120673A (ja) 1990-05-08
JP3189840B2 (ja) 2001-07-16
CA1328482C (en) 1994-04-12

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