CH623964A5 - - Google Patents

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Publication number
CH623964A5
CH623964A5 CH1319677A CH1319677A CH623964A5 CH 623964 A5 CH623964 A5 CH 623964A5 CH 1319677 A CH1319677 A CH 1319677A CH 1319677 A CH1319677 A CH 1319677A CH 623964 A5 CH623964 A5 CH 623964A5
Authority
CH
Switzerland
Prior art keywords
monitoring
signals
detection
signal
usi
Prior art date
Application number
CH1319677A
Other languages
German (de)
English (en)
Inventor
Ivan De Dipl Ing Mesmaeker
Original Assignee
Bbc Brown Boveri & Cie
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 Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie
Priority to CH1319677A priority Critical patent/CH623964A5/de
Priority to DE2753969A priority patent/DE2753969C2/de
Priority to AT0734978A priority patent/AT365869B/de
Priority to US05/953,788 priority patent/US4237511A/en
Priority to IT29124/78A priority patent/IT1160014B/it
Priority to NL7810771A priority patent/NL7810771A/xx
Priority to BR7807152A priority patent/BR7807152A/pt
Priority to BE191430A priority patent/BE871646R/xx
Priority to SE7811244A priority patent/SE442694B/sv
Priority to DK482778A priority patent/DK482778A/da
Priority to FR7830786A priority patent/FR2407594A2/fr
Priority to GB7842578A priority patent/GB2010610B/en
Publication of CH623964A5 publication Critical patent/CH623964A5/de

Links

Classifications

    • 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

  • Emergency Protection Circuit Devices (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Locating Faults (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
CH1319677A 1977-10-31 1977-10-31 CH623964A5 (sk)

Priority Applications (12)

Application Number Priority Date Filing Date Title
CH1319677A CH623964A5 (sk) 1977-10-31 1977-10-31
DE2753969A DE2753969C2 (de) 1977-10-31 1977-12-03 Selektivschutzeinrichtung für elektrische Leitungen
AT0734978A AT365869B (de) 1977-10-31 1978-10-12 Einrichtung zur kurzschlussueberwachung von elektrischen leitungen
US05/953,788 US4237511A (en) 1977-10-31 1978-10-23 Selective protection process for electrical lines and device for carrying out the process
IT29124/78A IT1160014B (it) 1977-10-31 1978-10-26 Metodo di protezione selettiva per linee elettriche e dispositivo per l'esecuzione di tale metodo
NL7810771A NL7810771A (nl) 1977-10-31 1978-10-30 Werkwijze en inrichting voor het selectief beveiligen van elektrische leidingen.
BR7807152A BR7807152A (pt) 1977-10-31 1978-10-30 Processo de protecao seletiva para condutores eletricos e dispositivo para a execucao desse processo
BE191430A BE871646R (fr) 1977-10-31 1978-10-30 Procede et dispositif pour la surveillance de courts-circuits
SE7811244A SE442694B (sv) 1977-10-31 1978-10-30 Sett att overvaka elektriska ledningar mot kortslutningar samt anordning for utforande av nemnda sett
DK482778A DK482778A (da) 1977-10-31 1978-10-30 Fremgangsmaade til selektiv beskyttelse af elektriske ledninger og anlaeg til udoevelse af fremgangsmaaden
FR7830786A FR2407594A2 (fr) 1977-10-31 1978-10-30 Procede et dispositif pour la surveillance de courts-circuits
GB7842578A GB2010610B (en) 1977-10-31 1978-10-31 Selective protection process for electrical lines and device for carrying out the process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1319677A CH623964A5 (sk) 1977-10-31 1977-10-31

Publications (1)

Publication Number Publication Date
CH623964A5 true CH623964A5 (sk) 1981-06-30

Family

ID=4390230

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1319677A CH623964A5 (sk) 1977-10-31 1977-10-31

Country Status (12)

Country Link
US (1) US4237511A (sk)
AT (1) AT365869B (sk)
BE (1) BE871646R (sk)
BR (1) BR7807152A (sk)
CH (1) CH623964A5 (sk)
DE (1) DE2753969C2 (sk)
DK (1) DK482778A (sk)
FR (1) FR2407594A2 (sk)
GB (1) GB2010610B (sk)
IT (1) IT1160014B (sk)
NL (1) NL7810771A (sk)
SE (1) SE442694B (sk)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1588532C3 (de) * 1966-04-11 1975-03-06 Meidensha Electric Mfg. Co. Ltd. Distanzrelais
DE2064679C3 (de) * 1970-12-31 1973-11-29 Hartmann & Braun Ag, 6000 Frankfurt Elektronische Distanzmeßschaltung
US3731152A (en) * 1972-05-25 1973-05-01 Westinghouse Electric Corp Impedance distance relay
GB1570491A (en) * 1975-11-14 1980-07-02 Gen Electric Co Ltd Protective relay arrangements

Also Published As

Publication number Publication date
ATA734978A (de) 1981-06-15
GB2010610A (en) 1979-06-27
DE2753969C2 (de) 1984-03-15
GB2010610B (en) 1982-08-18
FR2407594A2 (fr) 1979-05-25
SE7811244L (sv) 1979-05-01
BE871646R (fr) 1979-02-15
US4237511A (en) 1980-12-02
IT7829124A0 (it) 1978-10-26
BR7807152A (pt) 1979-07-17
NL7810771A (nl) 1979-05-02
IT1160014B (it) 1987-03-04
DK482778A (da) 1979-05-01
AT365869B (de) 1982-02-25
SE442694B (sv) 1986-01-20
DE2753969A1 (de) 1979-05-03

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Legal Events

Date Code Title Description
PL Patent ceased