FR2258633B3 - - Google Patents

Info

Publication number
FR2258633B3
FR2258633B3 FR7501531A FR7501531A FR2258633B3 FR 2258633 B3 FR2258633 B3 FR 2258633B3 FR 7501531 A FR7501531 A FR 7501531A FR 7501531 A FR7501531 A FR 7501531A FR 2258633 B3 FR2258633 B3 FR 2258633B3
Authority
FR
France
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
Application number
FR7501531A
Other languages
French (fr)
Other versions
FR2258633A1 (en
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.)
US Atomic Energy Commission (AEC)
Original Assignee
US Atomic Energy Commission (AEC)
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 US Atomic Energy Commission (AEC) filed Critical US Atomic Energy Commission (AEC)
Publication of FR2258633A1 publication Critical patent/FR2258633A1/en
Application granted granted Critical
Publication of FR2258633B3 publication Critical patent/FR2258633B3/fr
Granted 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
    • G01R15/18—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
    • G01R15/183—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers using transformers with a magnetic core
    • 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
    • G01R15/22—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-emitting devices, e.g. LED, optocouplers
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4401—Optical cables
    • G02B6/4415—Cables for special applications
    • G02B6/4416—Heterogeneous cables
    • G02B6/4417—High voltage aspects, e.g. in cladding
    • G02B6/442—Insulators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/20—Instruments transformers
    • H01F38/22—Instruments transformers for single phase ac
    • H01F38/28—Current transformers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
FR7501531A 1974-01-17 1975-01-17 Current transformer for monitoring HV transmission line - has single turn primary encoder with waveguide transmission to decoder Granted FR2258633A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US43414774A 1974-01-17 1974-01-17

Publications (2)

Publication Number Publication Date
FR2258633A1 FR2258633A1 (en) 1975-08-18
FR2258633B3 true FR2258633B3 (en) 1977-10-14

Family

ID=23723005

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7501531A Granted FR2258633A1 (en) 1974-01-17 1975-01-17 Current transformer for monitoring HV transmission line - has single turn primary encoder with waveguide transmission to decoder

Country Status (3)

Country Link
JP (1) JPS50104678A (en)
DE (1) DE2501405A1 (en)
FR (1) FR2258633A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2331029A1 (en) * 1975-11-05 1977-06-03 Aerospatiale Conductor current measurement device - has Hall effect device in airgap of ferromagnetic core around which is wound tubular conductor guide
AU4414579A (en) * 1978-02-22 1979-08-30 General Electric Company Limited, The Carrier domain current transducer
FR2537285A2 (en) * 1981-12-15 1984-06-08 Telemecanique Electrique Device for measuring a current flowing in a conductor
FR2518266A1 (en) * 1981-12-15 1983-06-17 Telemecanique Electrique CURRENT MEASURING DEVICE CIRCULATING IN A DRIVER
EP0089275B1 (en) * 1982-03-12 1986-05-28 Thomson-Csf Interferometric glass fibre current measuring device
FR2523312A1 (en) * 1982-03-12 1983-09-16 Thomson Csf Fibre=optic interferometer for polyphase electric current measurement - uses Faraday effect with reference circuit in earthed base
CH671639A5 (en) * 1986-10-24 1989-09-15 Bbc Brown Boveri & Cie
DE3712190A1 (en) * 1987-04-10 1988-10-27 Bbc Brown Boveri & Cie Electrical transformer
DE4133508C1 (en) * 1991-01-23 1992-06-17 Abb Patent Gmbh, 6800 Mannheim, De High voltage measurement transducer for gas insulated HV switchgear - has coil in recess of internal conductor having transmission circuit for conversion of digitised electrical signal to light signal
DE19854436A1 (en) * 1998-11-25 2000-06-15 Siemens Ag Measurement arrangement for electric current in conductor
GB2416851A (en) * 2004-07-30 2006-02-08 Polymeters Response Internat L Remote and isolated measurement of current on a high voltage line by radio or infra-red transmission
WO2020194011A1 (en) * 2019-03-22 2020-10-01 Sandip Shah Current transformer with optic fiber mode electronic circuit

Also Published As

Publication number Publication date
DE2501405A1 (en) 1975-07-24
FR2258633A1 (en) 1975-08-18
JPS50104678A (en) 1975-08-18

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Legal Events

Date Code Title Description
ST Notification of lapse