IN2014MN01653A - - Google Patents

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Publication number
IN2014MN01653A
IN2014MN01653A IN1653MUN2014A IN2014MN01653A IN 2014MN01653 A IN2014MN01653 A IN 2014MN01653A IN 1653MUN2014 A IN1653MUN2014 A IN 1653MUN2014A IN 2014MN01653 A IN2014MN01653 A IN 2014MN01653A
Authority
IN
India
Prior art keywords
value
current
digital signal
faraday
coefficient
Prior art date
Application number
Other languages
English (en)
Inventor
Denis Chatrefou
Jean François MIRONNEAU
Thierry Jung
Julien Bordes
Original Assignee
Alstom Technology Ltd
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 Alstom Technology Ltd filed Critical Alstom Technology Ltd
Publication of IN2014MN01653A publication Critical patent/IN2014MN01653A/en

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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
    • 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
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
    • G01R1/20—Modifications of basic electric elements for use in electric measuring instruments; Structural combinations of such elements with such instruments
    • G01R1/203—Resistors used for electric measuring, e.g. decade resistors standards, resistors for comparators, series resistors, shunts
    • 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
    • G01R15/08—Circuits for altering the measuring range
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
    • G01R35/005—Calibrating; Standards or reference devices, e.g. voltage or resistance standards, "golden" references

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)
IN1653MUN2014 2012-02-10 2013-02-08 IN2014MN01653A (ro)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP20120154889 EP2626711B1 (fr) 2012-02-10 2012-02-10 Dispositif de mesure de courant HVDC à large bande passante, très haute précision
PCT/EP2013/052515 WO2013117682A1 (fr) 2012-02-10 2013-02-08 Dispositif de mesure de courant hvdc large bande passante, tres haute precision

Publications (1)

Publication Number Publication Date
IN2014MN01653A true IN2014MN01653A (ro) 2015-05-29

Family

ID=47747575

Family Applications (1)

Application Number Title Priority Date Filing Date
IN1653MUN2014 IN2014MN01653A (ro) 2012-02-10 2013-02-08

Country Status (4)

Country Link
EP (1) EP2626711B1 (ro)
CN (1) CN104246519B (ro)
IN (1) IN2014MN01653A (ro)
WO (1) WO2013117682A1 (ro)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3075386B1 (fr) * 2017-12-20 2020-07-10 Supergrid Institute Dispositif de mesure d’un champ electrique et/ou magnetique notamment dans un conducteur de transport d’energie electrique

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2613838B1 (fr) * 1987-04-10 1990-11-16 Alsthom Dispositif de mesure d'intensite d'un courant electrique par effet faraday mis en oeuvre au sein d'un interferometre de sagnac
CN2227341Y (zh) * 1995-04-27 1996-05-15 清华大学 高频大电流光纤传感器
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
JP3488576B2 (ja) * 1996-08-30 2004-01-19 株式会社東芝 光変流器
CN1766657A (zh) * 2005-11-18 2006-05-03 中国科学院上海光学精密机械研究所 基于偏振度解调的电流传感方法及装置
KR20110050437A (ko) 2008-07-30 2011-05-13 에이비비 리써치 리미티드 광섬유 전류 센서를 갖는 고전압 ａｃ/ｄｃ 또는 ｄｃ/ａｃ 변환기 스테이션
CN101521104B (zh) * 2008-11-19 2011-06-29 南瑞航天（北京）电气控制技术有限公司 一种采用双闭环控制的全光纤电流互感器

Also Published As

Publication number Publication date
EP2626711A1 (fr) 2013-08-14
CN104246519A (zh) 2014-12-24
CN104246519B (zh) 2016-12-21
EP2626711B1 (fr) 2015-03-11
WO2013117682A1 (fr) 2013-08-15

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