GB2245704B - Current sensor - Google Patents

Current sensor

Info

Publication number
GB2245704B
GB2245704B GB9014761A GB9014761A GB2245704B GB 2245704 B GB2245704 B GB 2245704B GB 9014761 A GB9014761 A GB 9014761A GB 9014761 A GB9014761 A GB 9014761A GB 2245704 B GB2245704 B GB 2245704B
Authority
GB
United Kingdom
Prior art keywords
current sensor
sensor
current
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.)
Expired - Fee Related
Application number
GB9014761A
Other versions
GB9014761D0 (en
GB2245704A (en
Inventor
Alan Rogers
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.)
Kings College London
Alstom UK Ltd
Original Assignee
Kings College London
GEC Alsthom 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 Kings College London, GEC Alsthom Ltd filed Critical Kings College London
Priority to GB9014761A priority Critical patent/GB2245704B/en
Publication of GB9014761D0 publication Critical patent/GB9014761D0/en
Publication of GB2245704A publication Critical patent/GB2245704A/en
Application granted granted Critical
Publication of GB2245704B publication Critical patent/GB2245704B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
GB9014761A 1990-07-03 1990-07-03 Current sensor Expired - Fee Related GB2245704B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9014761A GB2245704B (en) 1990-07-03 1990-07-03 Current sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9014761A GB2245704B (en) 1990-07-03 1990-07-03 Current sensor

Publications (3)

Publication Number Publication Date
GB9014761D0 GB9014761D0 (en) 1990-08-22
GB2245704A GB2245704A (en) 1992-01-08
GB2245704B true GB2245704B (en) 1993-12-01

Family

ID=10678606

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9014761A Expired - Fee Related GB2245704B (en) 1990-07-03 1990-07-03 Current sensor

Country Status (1)

Country Link
GB (1) GB2245704B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3488576B2 (en) 1996-08-30 2004-01-19 株式会社東芝 Optical current transformer

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2033601A (en) * 1978-08-16 1980-05-21 Max Planck Gesellschaft Fibre optical arrangement for measuring the intensity of an electric current
GB2104213A (en) * 1981-08-12 1983-03-02 Giers Electric current measurement
GB2168807A (en) * 1984-12-21 1986-06-25 Robin David Birch Optical fibres and methods of manufacture thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2033601A (en) * 1978-08-16 1980-05-21 Max Planck Gesellschaft Fibre optical arrangement for measuring the intensity of an electric current
GB2104213A (en) * 1981-08-12 1983-03-02 Giers Electric current measurement
GB2168807A (en) * 1984-12-21 1986-06-25 Robin David Birch Optical fibres and methods of manufacture thereof

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Proc. IEE. vol.123, No.10, October 1976. A.J.Rogers.pages 957-960. *

Also Published As

Publication number Publication date
GB9014761D0 (en) 1990-08-22
GB2245704A (en) 1992-01-08

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20040703