SE440714B - Sett for distansselektiv kortslutningsovervakning av elektriska ledningar och anordning for genomforande av nemnda sett - Google Patents

Sett for distansselektiv kortslutningsovervakning av elektriska ledningar och anordning for genomforande av nemnda sett

Info

Publication number
SE440714B
SE440714B SE7809343A SE7809343A SE440714B SE 440714 B SE440714 B SE 440714B SE 7809343 A SE7809343 A SE 7809343A SE 7809343 A SE7809343 A SE 7809343A SE 440714 B SE440714 B SE 440714B
Authority
SE
Sweden
Prior art keywords
phase
reference signals
signals
line
limit
Prior art date
Application number
SE7809343A
Other languages
English (en)
Swedish (sv)
Other versions
SE7809343L (sv
Inventor
Mesmaeker I De
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
Publication of SE7809343L publication Critical patent/SE7809343L/xx
Publication of SE440714B publication Critical patent/SE440714B/sv

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)
  • Locating Faults (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
SE7809343A 1977-09-06 1978-09-05 Sett for distansselektiv kortslutningsovervakning av elektriska ledningar och anordning for genomforande av nemnda sett SE440714B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1083677A CH618294A5 (ja) 1977-09-06 1977-09-06

Publications (2)

Publication Number Publication Date
SE7809343L SE7809343L (sv) 1979-03-07
SE440714B true SE440714B (sv) 1985-08-12

Family

ID=4367343

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7809343A SE440714B (sv) 1977-09-06 1978-09-05 Sett for distansselektiv kortslutningsovervakning av elektriska ledningar och anordning for genomforande av nemnda sett

Country Status (12)

Country Link
US (1) US4222085A (ja)
AR (1) AR217112A1 (ja)
AU (1) AU515948B2 (ja)
BR (1) BR7805681A (ja)
CH (1) CH618294A5 (ja)
DE (1) DE2742527C2 (ja)
DK (1) DK392678A (ja)
FR (1) FR2402213A1 (ja)
GB (1) GB2004143B (ja)
IT (1) IT1098781B (ja)
NL (1) NL7809027A (ja)
SE (1) SE440714B (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0055498A1 (de) * 1980-12-23 1982-07-07 BBC Aktiengesellschaft Brown, Boveri & Cie. Verfahren und Einrichtung zur distanzselektiven Kurzschlussüberwachung von elektrischen Leitungen
DE3145127C3 (de) * 1981-03-13 1996-08-01 Bosch Gmbh Robert Verfahren zur Herstellung einer Folie für eine Vorrichtung zur gradientenfreien Ausleuchtung von passiven Anzeigevorrichtungen
US4420788A (en) * 1982-07-29 1983-12-13 General Electric Company Phase relay for AC power transmission line protection
US5796258A (en) * 1997-01-30 1998-08-18 Abb Power T&D Company, Inc. Adaptive quadrilateral characteristic distance relay
US7969155B2 (en) * 2007-07-03 2011-06-28 Thomas & Betts International, Inc. Directional fault current indicator
US20100254056A1 (en) * 2009-04-01 2010-10-07 Erlphase Power Technologies Limited Efficient method for calculating the dot product in fault detection algorithms

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2981867A (en) * 1957-10-25 1961-04-25 Gen Electric Electric relay
GB1096279A (en) * 1964-04-28 1967-12-20 English Electric Co Ltd Protective relays
GB1096413A (en) * 1964-04-28 1967-12-29 English Electric Co Ltd Electrical protective relays
FR1436596A (fr) * 1965-01-22 1966-04-29 Compteurs Comp D Dispositif de protection de distance par relais statiques ultra-rapides
DE1588532C3 (de) * 1966-04-11 1975-03-06 Meidensha Electric Mfg. Co. Ltd. Distanzrelais
CH524909A (de) * 1969-09-12 1972-06-30 Siemens Ag Distanzschutzeinrichtung mit polygonalem Auslösegebiet für eine Wechselstrom-Hochspannungsleitung
FR2203080B1 (ja) * 1972-10-17 1977-08-26 Ice

Also Published As

Publication number Publication date
CH618294A5 (ja) 1980-07-15
IT7827283A0 (it) 1978-09-04
DK392678A (da) 1979-03-07
NL7809027A (nl) 1979-03-08
AR217112A1 (es) 1980-02-29
FR2402213A1 (fr) 1979-03-30
IT1098781B (it) 1985-09-18
US4222085A (en) 1980-09-09
DE2742527C2 (de) 1983-01-20
FR2402213B1 (ja) 1982-12-10
SE7809343L (sv) 1979-03-07
BR7805681A (pt) 1979-04-17
GB2004143A (en) 1979-03-21
AU3950478A (en) 1980-03-13
GB2004143B (en) 1982-04-21
AU515948B2 (en) 1981-05-07
DE2742527A1 (de) 1979-03-08

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