SE418556B - Skyddsrelekrets - Google Patents

Skyddsrelekrets

Info

Publication number
SE418556B
SE418556B SE7801049A SE7801049A SE418556B SE 418556 B SE418556 B SE 418556B SE 7801049 A SE7801049 A SE 7801049A SE 7801049 A SE7801049 A SE 7801049A SE 418556 B SE418556 B SE 418556B
Authority
SE
Sweden
Prior art keywords
signal
voltage
output signal
coincidence
line
Prior art date
Application number
SE7801049A
Other languages
English (en)
Swedish (sv)
Other versions
SE7801049L (sv
Inventor
S B Wilkinson
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 SE7801049L publication Critical patent/SE7801049L/xx
Publication of SE418556B publication Critical patent/SE418556B/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
    • 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
    • H02H3/08—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 excess current
    • H02H3/10—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 excess current additionally responsive to some other abnormal electrical conditions
    • 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
    • H02H3/40—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 ratio of voltage and current

Landscapes

  • Emergency Protection Circuit Devices (AREA)
SE7801049A 1977-01-31 1978-01-27 Skyddsrelekrets SE418556B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/764,302 US4092690A (en) 1977-01-31 1977-01-31 Protective relay circuit providing a combined distance and overcurrent function

Publications (2)

Publication Number Publication Date
SE7801049L SE7801049L (sv) 1978-08-01
SE418556B true SE418556B (sv) 1981-06-09

Family

ID=25070311

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7801049A SE418556B (sv) 1977-01-31 1978-01-27 Skyddsrelekrets

Country Status (10)

Country Link
US (1) US4092690A (it)
JP (1) JPS53109144A (it)
BR (1) BR7800662A (it)
CH (1) CH621215A5 (it)
DE (1) DE2803690A1 (it)
FR (1) FR2379182A1 (it)
GB (1) GB1594071A (it)
MX (1) MX145001A (it)
SE (1) SE418556B (it)
ZA (1) ZA777565B (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4342064A (en) * 1978-02-21 1982-07-27 General Electric Company Static distance relays with improved polarizing signal
CH640675A5 (de) * 1978-06-01 1984-01-13 Bbc Brown Boveri & Cie Verfahren und einrichtung zur fehlerrichtungsbestimmung bezueglich eines messortes an elektrischen leitungen.
US4255774A (en) * 1979-03-16 1981-03-10 General Electric Company Static instantaneous overcurrent relay with low transient overreach
US4296451A (en) * 1979-10-11 1981-10-20 General Electric Company Ultra high speed protective relay circuit
US4405966A (en) * 1981-10-07 1983-09-20 General Electric Company System for providing protection for a high voltage transmission line
DE3626398A1 (de) * 1986-08-04 1988-02-11 Siemens Ag Elektronischer ueberstromausloeser
US4736267A (en) * 1986-11-14 1988-04-05 Motorola, Inc. Fault detection circuit
CA2184091A1 (en) * 1994-02-28 1995-09-08 Damir Novosel One-terminal data fault location system
US6691051B2 (en) * 2001-08-14 2004-02-10 Tektronix, Inc. Transient distance to fault measurement
JP2013120057A (ja) * 2011-12-06 2013-06-17 Mitsubishi Electric Corp 炉内核計装装置
CN103762564B (zh) * 2014-01-14 2016-10-19 昆明理工大学 一种带静止同步串联补偿器输电线路的暂态能量方向保护方法
JP2018046667A (ja) 2016-09-14 2018-03-22 株式会社東芝 充電パターン作成装置、充電制御装置、充電パターン作成方法、プログラム、及び蓄電システム
US10677834B2 (en) 2018-09-14 2020-06-09 Schweitzer Engineering Laboratories, Inc. Distance protection of electric power delivery systems using time domain and frequency domain
CN112034305A (zh) * 2020-08-31 2020-12-04 国网福建省电力有限公司检修分公司 特高压交流输电线路单相接地电压电流比相故障测距方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US23430A (en) * 1859-03-29 Improvement in seeding-machines
DE892470C (de) * 1950-09-23 1953-10-08 Siemens Ag Widerstandsabhaengiges Relais
US3277345A (en) * 1963-02-07 1966-10-04 Gen Electric Static distance relay with reduced transient overreach
US3303390A (en) * 1963-06-07 1967-02-07 Westinghouse Electric Corp Distance relaying
US3312865A (en) * 1963-10-21 1967-04-04 Westinghouse Electric Corp Static reactance relay
US3374399A (en) * 1966-02-01 1968-03-19 Gen Electric Distance protective relaying
GB1422346A (it) * 1972-11-28 1976-01-28
CH559449A5 (it) * 1973-05-30 1975-02-28 Bbc Brown Boveri & Cie
JPS5828811B2 (ja) * 1973-06-11 1983-06-18 三菱電機株式会社 位相比較継電装置
US4034269A (en) * 1975-12-12 1977-07-05 General Electric Company Protective relay circuits

Also Published As

Publication number Publication date
MX145001A (es) 1981-12-11
GB1594071A (en) 1981-07-30
US4092690A (en) 1978-05-30
JPS53109144A (en) 1978-09-22
ZA777565B (en) 1978-09-27
DE2803690A1 (de) 1978-08-03
FR2379182B1 (it) 1984-03-30
DE2803690C2 (it) 1991-03-14
CH621215A5 (it) 1981-01-15
FR2379182A1 (fr) 1978-08-25
SE7801049L (sv) 1978-08-01
BR7800662A (pt) 1978-10-24
JPS618657B2 (it) 1986-03-15

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