BR7807009A - Aparelho transformador de corrente eletronico para medir a corrente de linha de uma linha de transmissao de alta tensao - Google Patents

Aparelho transformador de corrente eletronico para medir a corrente de linha de uma linha de transmissao de alta tensao

Info

Publication number
BR7807009A
BR7807009A BR7807009A BR7807009A BR7807009A BR 7807009 A BR7807009 A BR 7807009A BR 7807009 A BR7807009 A BR 7807009A BR 7807009 A BR7807009 A BR 7807009A BR 7807009 A BR7807009 A BR 7807009A
Authority
BR
Brazil
Prior art keywords
line
measure
high voltage
voltage transmission
current
Prior art date
Application number
BR7807009A
Other languages
English (en)
Inventor
H Summerhayes
J Houston
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of BR7807009A publication Critical patent/BR7807009A/pt

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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Measurement Of Current Or Voltage (AREA)
BR7807009A 1977-10-25 1978-10-24 Aparelho transformador de corrente eletronico para medir a corrente de linha de uma linha de transmissao de alta tensao BR7807009A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/844,785 US4126825A (en) 1977-10-25 1977-10-25 Electronic current transducer for high voltage transmission lines

Publications (1)

Publication Number Publication Date
BR7807009A true BR7807009A (pt) 1979-05-15

Family

ID=25293624

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7807009A BR7807009A (pt) 1977-10-25 1978-10-24 Aparelho transformador de corrente eletronico para medir a corrente de linha de uma linha de transmissao de alta tensao

Country Status (3)

Country Link
US (1) US4126825A (pt)
BR (1) BR7807009A (pt)
CA (1) CA1102879A (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2738558C3 (de) * 1977-08-24 1980-06-26 Siemens Ag, 1000 Berlin Und 8000 Muenchen Schaltungsanordnung zur Messung von Strömen auf hohem Potential
US4271462A (en) * 1978-09-20 1981-06-02 Electric Power Research Institute Power converter and regulation apparatus
FR2575295B1 (fr) * 1984-12-20 1987-08-07 Electricite De France Dispositif electrique auto-alimente et utilisant des transmissions par fibres optiques, destine a la mesure d'une grandeur physique
US4724381A (en) * 1986-02-03 1988-02-09 Niagara Mohawk Power Corporation RF antenna for transmission line sensor
GB8713314D0 (en) * 1987-06-06 1987-07-08 Brush Switchgear Current transformers
GB8819163D0 (en) * 1988-08-12 1988-09-14 Ass Elect Ind Current transformer
US5132610A (en) * 1990-02-07 1992-07-21 Ying Chang Liu Digitizing power meter
GB9717126D0 (en) * 1997-08-14 1997-10-22 Gallon Ian L Power supply systems
BRPI0812440B1 (pt) * 2007-06-07 2019-05-07 Abb Schweiz Ag Método e dispositivo para processar sinais digitais com aumento de confiabilidade
CN102779636A (zh) * 2011-05-09 2012-11-14 北京瑞恒超高压电器研究所 可在线检修的传感器和转换器分置的电子式电流互感器
CN102707129A (zh) * 2012-04-20 2012-10-03 北京诺德威电力技术开发有限责任公司 电流传感装置
US11630131B2 (en) * 2021-07-14 2023-04-18 The United States Of America As Represented By The Secretary Of The Army Electrically-isolated high-voltage sensor with low power dissipation

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1286633B (de) * 1966-09-30 1969-01-09 Siemens Ag Anordnung zur UEbertragung einer von einem auf der Hochspannungs-seite fliessenden Strom gebildeten Messgroesse von der Hochspannungs-auf die Niederspannungsseite
GB1170540A (en) * 1967-08-17 1969-11-12 Mullard Ltd Current Detector
DE1939514B2 (de) * 1969-07-31 1976-12-02 Siemens AG, 1000 Berlin und 8000 München Messeinrichtung fuer wechselstroeme in hochspannungsleitern

Also Published As

Publication number Publication date
US4126825A (en) 1978-11-21
CA1102879A (en) 1981-06-09

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