SE406998B - DISTANCE PROTECTION DEVICE FOR AN ELECTRICAL ENERGY TRANSMISSION LINE - Google Patents

DISTANCE PROTECTION DEVICE FOR AN ELECTRICAL ENERGY TRANSMISSION LINE

Info

Publication number
SE406998B
SE406998B SE7314029A SE7314029A SE406998B SE 406998 B SE406998 B SE 406998B SE 7314029 A SE7314029 A SE 7314029A SE 7314029 A SE7314029 A SE 7314029A SE 406998 B SE406998 B SE 406998B
Authority
SE
Sweden
Prior art keywords
transmission line
electrical energy
protection device
energy transmission
distance protection
Prior art date
Application number
SE7314029A
Other languages
Swedish (sv)
Inventor
A Guenin
Original Assignee
Ind Controle & Equipment
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 Ind Controle & Equipment filed Critical Ind Controle & Equipment
Publication of SE406998B publication Critical patent/SE406998B/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/38—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to both voltage and current; responsive to phase angle between voltage and current
    • H02H3/382—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to both voltage and current; responsive to phase angle between voltage and current involving phase comparison between current and voltage or between values derived from current and voltage

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Networks Using Active Elements (AREA)
SE7314029A 1972-10-17 1973-10-16 DISTANCE PROTECTION DEVICE FOR AN ELECTRICAL ENERGY TRANSMISSION LINE SE406998B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7236705A FR2203080B1 (en) 1972-10-17 1972-10-17

Publications (1)

Publication Number Publication Date
SE406998B true SE406998B (en) 1979-03-05

Family

ID=9105755

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7314029A SE406998B (en) 1972-10-17 1973-10-16 DISTANCE PROTECTION DEVICE FOR AN ELECTRICAL ENERGY TRANSMISSION LINE

Country Status (6)

Country Link
CH (1) CH575673A5 (en)
DE (1) DE2351872C3 (en)
ES (1) ES419728A1 (en)
FR (1) FR2203080B1 (en)
GB (1) GB1444774A (en)
SE (1) SE406998B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH600644A5 (en) * 1975-06-19 1978-06-30 Bbc Brown Boveri & Cie
CH613570A5 (en) * 1976-03-25 1979-09-28 Bbc Brown Boveri & Cie
CH618294A5 (en) * 1977-09-06 1980-07-15 Bbc Brown Boveri & Cie
SE418035B (en) * 1979-08-30 1981-04-27 Asea Ab IMPEDANCING DEVICE IN IMPEDANCE PROTECTION
AT386702B (en) * 1985-03-07 1988-10-10 Elin Union Ag Electronic overcurrent relay with phase-angle-dependent sensitivity switching
US4667186A (en) * 1985-03-13 1987-05-19 Raychem Corporation Phase difference fault detector

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1096279A (en) * 1964-04-28 1967-12-20 English Electric Co Ltd Protective relays
DE1302257C2 (en) * 1964-06-19 1973-01-25 Hartmann & Braun Ag MEASUREMENT CIRCUIT FOR ELECTRONIC RELAYS
FR1566498A (en) * 1968-03-11 1969-05-09

Also Published As

Publication number Publication date
ES419728A1 (en) 1976-03-01
DE2351872C3 (en) 1981-02-12
CH575673A5 (en) 1976-05-14
FR2203080A1 (en) 1974-05-10
FR2203080B1 (en) 1977-08-26
DE2351872A1 (en) 1974-04-18
GB1444774A (en) 1976-08-04
DE2351872B2 (en) 1980-06-04

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