KR960705217A - 패러데이 효과를 이용해서 2개의 반대 방향 광신호로 전류를 측정하기 위한 방법 및 장치(method and device for measuring an electric current using two oppositely directed light signals and making use of the faraday effect) - Google Patents

패러데이 효과를 이용해서 2개의 반대 방향 광신호로 전류를 측정하기 위한 방법 및 장치(method and device for measuring an electric current using two oppositely directed light signals and making use of the faraday effect)

Info

Publication number
KR960705217A
KR960705217A KR1019960701813A KR19960701813A KR960705217A KR 960705217 A KR960705217 A KR 960705217A KR 1019960701813 A KR1019960701813 A KR 1019960701813A KR 19960701813 A KR19960701813 A KR 19960701813A KR 960705217 A KR960705217 A KR 960705217A
Authority
KR
South Korea
Prior art keywords
light signals
pct
measuring
electric current
making use
Prior art date
Application number
KR1019960701813A
Other languages
English (en)
Other versions
KR100310374B1 (ko
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 filed Critical
Publication of KR960705217A publication Critical patent/KR960705217A/ko
Application granted granted Critical
Publication of KR100310374B1 publication Critical patent/KR100310374B1/ko

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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
    • 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

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)
  • Measurement Of Current Or Voltage (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
KR1019960701813A 1993-10-01 1994-09-21 패러데이 효과를 이용해서 2개의 반대방향 광신호로전류를측정하기위한방법및장치 KR100310374B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
DEP4333538.1 1993-10-01
DE4333538 1993-10-01
DEP4423981.5 1994-07-07
DE4423981 1994-07-07
PCT/DE1994/001100 WO1995010045A1 (de) 1993-10-01 1994-09-21 Verfahren und anordnung zum messen eines elektrischen stromes mit zwei gegenläufigen lichtsignalen unter ausnutzung des faraday-effekts

Publications (2)

Publication Number Publication Date
KR960705217A true KR960705217A (ko) 1996-10-09
KR100310374B1 KR100310374B1 (ko) 2001-12-15

Family

ID=25930099

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019960701813A KR100310374B1 (ko) 1993-10-01 1994-09-21 패러데이 효과를 이용해서 2개의 반대방향 광신호로전류를측정하기위한방법및장치

Country Status (12)

Country Link
US (1) US5844409A (ko)
EP (1) EP0721590B1 (ko)
JP (1) JP2818301B2 (ko)
KR (1) KR100310374B1 (ko)
AT (1) ATE160880T1 (ko)
CA (1) CA2173143C (ko)
DE (1) DE59404745D1 (ko)
ES (1) ES2110777T3 (ko)
HK (1) HK1001350A1 (ko)
NO (1) NO961309L (ko)
TW (1) TW247349B (ko)
WO (1) WO1995010045A1 (ko)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19545759A1 (de) * 1995-12-07 1997-06-12 Siemens Ag Optisches Meßverfahren und optische Meßvorrichtung zum Messen eines magnetischen Wechselfeldes mit Intensitätsnormierung
DE19601727C1 (de) * 1996-01-18 1997-04-30 Siemens Ag Optisches Meßverfahren und optische Meßanordnung zum Messen eines magnetischen Wechselfeldes mit erweitertem Meßbereich und guter Linearität
DE19624922A1 (de) * 1996-06-21 1998-01-08 Siemens Ag Optisches Meßverfahren und optische Meßanordnung zum Messen einer Wechselgröße mit Temperaturkompensation mit Hilfe von Gleichsignalanteilen
EP0991961A1 (de) * 1997-06-27 2000-04-12 Siemens Aktiengesellschaft Strahlteilerkörper zum aufspalten eines lichtstrahls und anordnung zur messung eines periodisch schwankenden magnetfeldes mit einem solchen strahlteilerkörper
EP1055127A1 (de) * 1998-02-12 2000-11-29 Siemens Aktiengesellschaft Verfahren und einrichtung zum messen eines magnetfeldes mit hilfe des faraday-effektes
IL126447A (en) * 1998-10-04 2004-09-27 Vascular Biogenics Ltd An immune preparation that confers tolerance in oral administration and its use in the prevention and / or treatment of atherosclerosis
US20050197283A1 (en) * 1998-10-04 2005-09-08 Vascular Biogenics Ltd. Compositions containing beta 2-glycoprotein I for the prevention and/or treatment of vascular disease
ATE234471T1 (de) * 1998-12-22 2003-03-15 Siemens Ag Verfahren und anordnung zur optischen erfassung eines elektrischen stroms über lichtsignale mit unterschiedlicher wellenlänge
JP3718412B2 (ja) * 2000-06-01 2005-11-24 キャボットスーパーメタル株式会社 ニオブまたはタンタル粉末およびその製造方法
US6946827B2 (en) 2001-11-13 2005-09-20 Nxtphase T & D Corporation Optical electric field or voltage sensing system
KR100452301B1 (ko) * 2002-08-30 2004-10-08 재단법인 포항산업과학연구원 광파이버를 이용한 전류 및 전압 동시측정장치 및 방법
JP4585740B2 (ja) * 2002-09-13 2010-11-24 株式会社日立グローバルストレージテクノロジーズ 磁気記録再生装置
CA2672128A1 (en) * 2006-12-12 2008-06-19 Abb Technology Ag Time division multiplexed detector for a magneto-optical current transducer
CA2699017A1 (en) * 2007-09-10 2009-03-19 The Tokyo Electric Power Company, Incorporated Optical fiber electric current measurement apparatus and electric current measurement method
RU2648020C1 (ru) * 2017-04-11 2018-03-21 Общество с ограниченной ответственностью "АЙ-ТОР" Устройство измерения переменного тока и напряжения с гальванической развязкой
DE102018216482A1 (de) * 2018-09-26 2020-03-26 Siemens Aktiengesellschaft Glasring und Verfahren für optische Strommessungen
RU205413U1 (ru) * 2020-11-01 2021-07-13 Алексей Витальевич Русскин Устройство измерения переменного тока

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3364239D1 (en) * 1982-03-08 1986-07-31 Hitachi Ltd Apparatus for optically measuring a current
US4698497A (en) * 1986-05-22 1987-10-06 Westinghouse Electric Corp. Direct current magneto-optic current transformer
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
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
GB9100924D0 (en) * 1991-01-16 1991-02-27 Rogers Alan J Interference-free optical-fibre current measurement

Also Published As

Publication number Publication date
JPH08510055A (ja) 1996-10-22
NO961309L (no) 1996-06-03
CA2173143A1 (en) 1995-04-13
TW247349B (ko) 1995-05-11
NO961309D0 (no) 1996-03-29
WO1995010045A1 (de) 1995-04-13
KR100310374B1 (ko) 2001-12-15
CA2173143C (en) 2000-11-14
EP0721590A1 (de) 1996-07-17
US5844409A (en) 1998-12-01
ATE160880T1 (de) 1997-12-15
ES2110777T3 (es) 1998-02-16
JP2818301B2 (ja) 1998-10-30
DE59404745D1 (de) 1998-01-15
EP0721590B1 (de) 1997-12-03
HK1001350A1 (en) 1998-06-12

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