ATE488897T1 - Simuliertes hochpass filter für ein schutzrelais - Google Patents

Simuliertes hochpass filter für ein schutzrelais

Info

Publication number
ATE488897T1
ATE488897T1 AT00917864T AT00917864T ATE488897T1 AT E488897 T1 ATE488897 T1 AT E488897T1 AT 00917864 T AT00917864 T AT 00917864T AT 00917864 T AT00917864 T AT 00917864T AT E488897 T1 ATE488897 T1 AT E488897T1
Authority
AT
Austria
Prior art keywords
signal
pass filter
high pass
protection relay
simulated high
Prior art date
Application number
AT00917864T
Other languages
English (en)
Inventor
Louis Cheng
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
Application granted granted Critical
Publication of ATE488897T1 publication Critical patent/ATE488897T1/de

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/0092—Details of emergency protective circuit arrangements concerning the data processing means, e.g. expert systems, neural networks
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured

Landscapes

  • Engineering & Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Evolutionary Computation (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Networks Using Active Elements (AREA)
AT00917864T 1999-03-17 2000-03-17 Simuliertes hochpass filter für ein schutzrelais ATE488897T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/268,712 US6473723B1 (en) 1999-03-17 1999-03-17 Mimic high pass filter in a protective relay
PCT/US2000/006415 WO2000055952A1 (en) 1999-03-17 2000-03-17 Mimic high pass filter in a protective relay

Publications (1)

Publication Number Publication Date
ATE488897T1 true ATE488897T1 (de) 2010-12-15

Family

ID=23024150

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00917864T ATE488897T1 (de) 1999-03-17 2000-03-17 Simuliertes hochpass filter für ein schutzrelais

Country Status (11)

Country Link
US (1) US6473723B1 (de)
EP (1) EP1078431B1 (de)
JP (1) JP4325970B2 (de)
CN (1) CN100392931C (de)
AT (1) ATE488897T1 (de)
AU (1) AU771746B2 (de)
BR (1) BR0005389B1 (de)
CA (1) CA2329127C (de)
DE (1) DE60045232D1 (de)
ES (1) ES2352413T3 (de)
WO (1) WO2000055952A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6473723B1 (en) * 1999-03-17 2002-10-29 General Electric Company Mimic high pass filter in a protective relay
JP2002262447A (ja) * 2001-03-02 2002-09-13 Toshiba Corp 保護継電装置
US7415370B2 (en) * 2004-04-18 2008-08-19 Elspec Ltd. Method of compressing values of a monitored electrical power signal
US10388445B2 (en) * 2016-12-21 2019-08-20 Eaton Intelligent Power Limited Current sensing circuit and current sensing assembly including the same

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4300182A (en) * 1979-08-09 1981-11-10 Schweitzer Edmund O Iii Metering and protection system for an A.C. power system
US4577279A (en) 1983-05-31 1986-03-18 Westinghouse Electric Corp. Method and apparatus for providing offset compensation
US4689570A (en) * 1984-04-26 1987-08-25 Mitsubishi Denki Kabushiki Kaisha Digital protective relay monitoring system
US5070754A (en) * 1988-09-20 1991-12-10 Adamson Tod M Digital audio signal processor
JPH03181212A (ja) 1989-12-08 1991-08-07 Ricoh Co Ltd オフセット補償回路
US5103675A (en) * 1989-12-20 1992-04-14 Komninos Nikolaos I Signal detector and method for detecting signals having selected frequency characteristics
JPH0629755A (ja) * 1992-07-10 1994-02-04 Mitsubishi Electric Corp 前置増幅器
US5355305A (en) * 1992-10-29 1994-10-11 Johnson Service Company Pattern recognition adaptive controller
US5455776A (en) 1993-09-08 1995-10-03 Abb Power T & D Company Inc. Automatic fault location system
SE501936C2 (sv) 1993-09-28 1995-06-26 Asea Brown Boveri Förfarande för att efter det att ett fel har inträffat i ett kraftnät mäta och återskapa fasströmmarna samt anordning för genomförande av det nämnda förfarandet
JP3322996B2 (ja) 1994-07-01 2002-09-09 東京電力株式会社 保護継電方式
US5736847A (en) * 1994-12-30 1998-04-07 Cd Power Measurement Limited Power meter for determining parameters of muliphase power lines
US5751138A (en) * 1995-06-22 1998-05-12 University Of Washington Active power conditioner for reactive and harmonic compensation having PWM and stepped-wave inverters
US5798932A (en) 1996-05-21 1998-08-25 General Electric Company Methods and apparatus for removing error due to decaying offsets from measured power system currents
US6173216B1 (en) * 1998-04-15 2001-01-09 Abb Power T&D Company Inc. Protective relay with improved, sub-window cosine filter
US6473723B1 (en) * 1999-03-17 2002-10-29 General Electric Company Mimic high pass filter in a protective relay

Also Published As

Publication number Publication date
DE60045232D1 (de) 2010-12-30
CA2329127C (en) 2012-09-18
AU771746B2 (en) 2004-04-01
EP1078431B1 (de) 2010-11-17
JP4325970B2 (ja) 2009-09-02
WO2000055952A1 (en) 2000-09-21
ES2352413T3 (es) 2011-02-18
BR0005389B1 (pt) 2014-01-07
CN1296656A (zh) 2001-05-23
CN100392931C (zh) 2008-06-04
EP1078431A1 (de) 2001-02-28
BR0005389A (pt) 2001-01-09
JP2002539755A (ja) 2002-11-19
AU3877100A (en) 2000-10-04
CA2329127A1 (en) 2000-09-21
US6473723B1 (en) 2002-10-29

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Legal Events

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