AU2014203111B2 - Systems and methods for monitoring fiber optic current sensing systems - Google Patents

Systems and methods for monitoring fiber optic current sensing systems Download PDF

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Publication number
AU2014203111B2
AU2014203111B2 AU2014203111A AU2014203111A AU2014203111B2 AU 2014203111 B2 AU2014203111 B2 AU 2014203111B2 AU 2014203111 A AU2014203111 A AU 2014203111A AU 2014203111 A AU2014203111 A AU 2014203111A AU 2014203111 B2 AU2014203111 B2 AU 2014203111B2
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AU
Australia
Prior art keywords
fiber optic
optic current
component
monitoring circuit
accordance
Prior art date
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Ceased
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AU2014203111A
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English (en)
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AU2014203111A1 (en
Inventor
Daniel Robert Wallace
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General Electric Co
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General Electric Co
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Publication date
Application filed by General Electric Co filed Critical General Electric Co
Publication of AU2014203111A1 publication Critical patent/AU2014203111A1/en
Application granted granted Critical
Publication of AU2014203111B2 publication Critical patent/AU2014203111B2/en
Ceased legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/28—Testing of electronic circuits, e.g. by signal tracer
    • G01R31/282—Testing of electronic circuits specially adapted for particular applications not provided for elsewhere
    • G01R31/2829—Testing of circuits in sensor or actuator systems
    • 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

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)
  • Measurement Of Current Or Voltage (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
AU2014203111A 2013-06-10 2014-06-06 Systems and methods for monitoring fiber optic current sensing systems Ceased AU2014203111B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/913,832 US9465052B2 (en) 2013-06-10 2013-06-10 Systems and methods for monitoring fiber optic current sensing systems
US13/913,832 2013-06-10

Publications (2)

Publication Number Publication Date
AU2014203111A1 AU2014203111A1 (en) 2015-01-15
AU2014203111B2 true AU2014203111B2 (en) 2017-09-07

Family

ID=50846877

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2014203111A Ceased AU2014203111B2 (en) 2013-06-10 2014-06-06 Systems and methods for monitoring fiber optic current sensing systems

Country Status (7)

Country Link
US (1) US9465052B2 (enExample)
EP (1) EP2813857B1 (enExample)
JP (1) JP2014238398A (enExample)
CN (1) CN104237834A (enExample)
AU (1) AU2014203111B2 (enExample)
BR (1) BR102014013899A2 (enExample)
CA (1) CA2853451A1 (enExample)

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US9377489B2 (en) * 2014-04-15 2016-06-28 General Electric Company Systems and methods for monitoring fiber optic current sensing systems
CN104198869A (zh) * 2014-09-25 2014-12-10 国家电网公司 基于rtds的全光纤电流互感器实时数字仿真模型
US10197603B2 (en) * 2015-04-01 2019-02-05 General Electric Company Optical current transducer with offset cancellation and current linearization
US9405074B1 (en) * 2015-07-13 2016-08-02 General Electric Company Optical current transducer alignment
CN108287057B (zh) * 2018-01-30 2024-04-05 绵阳精恒光通讯有限公司 一种手持式光纤检测仪
CN108680887A (zh) * 2018-06-11 2018-10-19 中国电力科学研究院有限公司 一种低温光强异常故障下全光纤电流互感器准确度的方法及系统
CN109164288A (zh) * 2018-07-10 2019-01-08 北京四方继保自动化股份有限公司 光纤电流互感器的状态监测方法
US11789043B2 (en) * 2019-09-25 2023-10-17 Lumiker Aplicaciones Tecnológicas S.L. Method and apparatus for measuring the current circulating through a conductor
CN116243231B (zh) * 2023-05-08 2023-09-12 国网江西省电力有限公司电力科学研究院 考虑光源功率变化的电流互感器异常告警方法及系统

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Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5656934A (en) * 1993-04-14 1997-08-12 Siemens Aktiengesellschaft Optical method of measuring an alternating electrical current, including temperature compensation, and a device for carrying out the method

Also Published As

Publication number Publication date
CA2853451A1 (en) 2014-12-10
JP2014238398A (ja) 2014-12-18
CN104237834A (zh) 2014-12-24
EP2813857A1 (en) 2014-12-17
BR102014013899A2 (pt) 2015-12-29
US9465052B2 (en) 2016-10-11
US20140361762A1 (en) 2014-12-11
AU2014203111A1 (en) 2015-01-15
EP2813857B1 (en) 2016-08-17

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MK14 Patent ceased section 143(a) (annual fees not paid) or expired