CA2853451A1 - 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
CA2853451A1
CA2853451A1 CA2853451A CA2853451A CA2853451A1 CA 2853451 A1 CA2853451 A1 CA 2853451A1 CA 2853451 A CA2853451 A CA 2853451A CA 2853451 A CA2853451 A CA 2853451A CA 2853451 A1 CA2853451 A1 CA 2853451A1
Authority
CA
Canada
Prior art keywords
fiber optic
optic current
component
accordance
monitoring circuit
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.)
Abandoned
Application number
CA2853451A
Other languages
English (en)
French (fr)
Inventor
Daniel Robert Wallace
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of CA2853451A1 publication Critical patent/CA2853451A1/en
Abandoned 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
    • 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)
CA2853451A 2013-06-10 2014-06-05 Systems and methods for monitoring fiber optic current sensing systems Abandoned CA2853451A1 (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 (1)

Publication Number Publication Date
CA2853451A1 true CA2853451A1 (en) 2014-12-10

Family

ID=50846877

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2853451A Abandoned CA2853451A1 (en) 2013-06-10 2014-06-05 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)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Families Citing this family (8)

* Cited by examiner, † Cited by third party
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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
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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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Also Published As

Publication number Publication date
EP2813857A1 (en) 2014-12-17
JP2014238398A (ja) 2014-12-18
US9465052B2 (en) 2016-10-11
BR102014013899A2 (pt) 2015-12-29
US20140361762A1 (en) 2014-12-11
EP2813857B1 (en) 2016-08-17
CN104237834A (zh) 2014-12-24
AU2014203111A1 (en) 2015-01-15
AU2014203111B2 (en) 2017-09-07

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Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20190326

FZDE Discontinued

Effective date: 20210831