ZA952987B - Methods and apparatus for identifying faulted phases on an electric power transmission line - Google Patents

Methods and apparatus for identifying faulted phases on an electric power transmission line

Info

Publication number
ZA952987B
ZA952987B ZA952987A ZA952987A ZA952987B ZA 952987 B ZA952987 B ZA 952987B ZA 952987 A ZA952987 A ZA 952987A ZA 952987 A ZA952987 A ZA 952987A ZA 952987 B ZA952987 B ZA 952987B
Authority
ZA
South Africa
Prior art keywords
line
electric power
power transmission
transmission line
methods
Prior art date
Application number
ZA952987A
Other languages
English (en)
Inventor
Martin Stuart Jones
David William Phillip Thomas
Original Assignee
Gec Alsthom Ltd
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 Gec Alsthom Ltd filed Critical Gec Alsthom Ltd
Publication of ZA952987B publication Critical patent/ZA952987B/xx

Links

Classifications

    • 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
    • H02H7/265—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 making use of travelling wave theory
    • 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
    • H02H7/267—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 for parallel lines and wires

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Small-Scale Networks (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
ZA952987A 1994-04-25 1995-04-11 Methods and apparatus for identifying faulted phases on an electric power transmission line ZA952987B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9408138A GB2288930B (en) 1994-04-25 1994-04-25 Methods and apparatus for identifying faulted phases on an electric power transmission line

Publications (1)

Publication Number Publication Date
ZA952987B true ZA952987B (en) 1995-12-21

Family

ID=10754058

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA952987A ZA952987B (en) 1994-04-25 1995-04-11 Methods and apparatus for identifying faulted phases on an electric power transmission line

Country Status (9)

Country Link
US (1) US5608327A (fr)
EP (1) EP0684678B1 (fr)
AT (1) ATE170678T1 (fr)
AU (1) AU689859B2 (fr)
CA (1) CA2146490A1 (fr)
DE (1) DE69504413T2 (fr)
ES (1) ES2122446T3 (fr)
GB (1) GB2288930B (fr)
ZA (1) ZA952987B (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4441334C1 (de) * 1994-11-08 1996-07-11 Siemens Ag Verfahren zum Feststellen des Ortes eines Fehlers in einem vorgegebenen Überwachungsbereich eines mehrphasigen elektrischen Energieübertragungsleitungssystems
FR2740899B1 (fr) * 1995-11-06 1997-12-05 Gec Alsthom T D Balteau Transformateur de mesure non conventionnel
SE507043C2 (sv) * 1996-08-29 1998-03-16 Asea Brown Boveri Mätförfarande vid linjefels lokator på HVDC-linjer
US5783946A (en) * 1997-03-05 1998-07-21 Abb Power T&D Company Inc. Fault type classification algorithm
DE19855006C2 (de) * 1998-11-20 2003-11-20 Siemens Ag Verfahren zum Erzeugen eines einen Kurzschluß kennzeichnenden Fehlersignals
GB2345810B (en) * 1999-01-13 2003-07-23 Alstom Uk Ltd Fault-detection apparatus
US20030212473A1 (en) * 2002-02-25 2003-11-13 General Electric Company Processing system for a power distribution system
US7535233B2 (en) * 2004-07-15 2009-05-19 Cooper Technologies Company Traveling wave based relay protection
US7638999B2 (en) * 2006-04-07 2009-12-29 Cooper Technologies Company Protective relay device, system and methods for Rogowski coil sensors
US7564233B2 (en) * 2006-11-06 2009-07-21 Cooper Technologies Company Shielded Rogowski coil assembly and methods
US7738221B2 (en) 2007-12-07 2010-06-15 Cooper Technologies Company Transformer inrush current detector
BRPI0901107A2 (pt) * 2009-03-05 2010-01-19 Reason Tecnologia S A mÉtodo e mecanismo para identificaÇço, registro e armazenamento de frentes de ondas viajantes em sistemas de energia elÉtrica
US10310017B2 (en) 2012-09-13 2019-06-04 General Electric Company Detection of generator stator inter-circuit faults
US20140233138A1 (en) * 2013-02-15 2014-08-21 Delphi Technologies, Inc. Ground fault circuit interrupter
CN105092999B (zh) 2014-05-19 2017-12-12 罗克韦尔自动化技术公司 利用多个指示的电力质量事件定位
US9541586B2 (en) * 2014-11-24 2017-01-10 Rockwell Automation Technologies, Inc. Capture of power quality information at the time a device fails
CN105866621A (zh) * 2016-03-30 2016-08-17 昆明理工大学 一种基于模量时差的故障测距方法
CN107086550A (zh) * 2017-05-24 2017-08-22 南京南瑞继保电气有限公司 一种高压或特高压直流线路电压突变量保护防误动方法
CN109669096B (zh) * 2019-01-24 2020-08-18 济南大学 同杆双回输电线路的单回线单相接地故障定位方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4183072A (en) * 1976-12-29 1980-01-08 Mitsubishi Denki Kabushiki Kaisha Protective relaying system
SE410925B (sv) * 1978-04-06 1979-11-12 Asea Ab Riktad vagdetektor
EP0026620B1 (fr) * 1979-09-27 1984-05-30 THE GENERAL ELECTRIC COMPANY, p.l.c. Procédé et appareil pour l'identification de défauts dans des systèmes électriques de transmission de puissance
IN155620B (fr) * 1980-03-01 1985-02-16 Gen Electric Co Plc
US4398255A (en) * 1981-06-26 1983-08-09 General Electric Company Polyphase angle estimator
US4438475A (en) * 1982-08-02 1984-03-20 Westinghouse Electric Corp. Ultra-high speed protective relay apparatus and method for providing single pole switching
SE452534B (sv) * 1986-04-08 1987-11-30 Asea Ab Forfarande och anordning for reckviddsbegrensning och direktutlosning i samband med skydd av en kraftledning
SE452533B (sv) * 1986-04-08 1987-11-30 Asea Ab Forfarande for riktningsdetektering av fel pa en kraftledning samt anordning for genomforande av det nemnda forfarandet
SE459706B (sv) * 1987-11-12 1989-07-24 Asea Ab Laengsdifferentialskydd
SE459946B (sv) * 1987-12-29 1989-08-21 Asea Ab Relaeskydd med selektivt fasval foer dubbelledningar
SE460804B (sv) * 1988-03-25 1989-11-20 Asea Brown Boveri Foerfarande och anordning foer felbestaemning vid fel paa en kraftledning
GB2222688B (en) * 1988-09-09 1992-12-23 Gen Electric Co Plc Equipment for and methods of locating the position of a fault on a power transmission line
SE9200874L (sv) * 1992-03-20 1993-09-13 Asea Brown Boveri Förfarande för fasval för enpolig utlösning av högimpediva jordfel i direktjordade kraftnät samt anordning för genomförande av det nämnda förfarandet
SE9201972L (sv) * 1992-06-26 1993-11-29 Asea Brown Boveri Förfarande och anordning för att bestämma den felström som uppstår vid ett fel på kraftlinjer vid kortslutning mellan fas/faser till jord
SE470499B (sv) * 1992-10-20 1994-06-06 Asea Brown Boveri Förfarande och anordning för felbestämning vid fel på en kraftledning

Also Published As

Publication number Publication date
GB9408138D0 (en) 1994-06-15
ES2122446T3 (es) 1998-12-16
AU1764095A (en) 1995-11-02
ATE170678T1 (de) 1998-09-15
AU689859B2 (en) 1998-04-09
DE69504413D1 (de) 1998-10-08
CA2146490A1 (fr) 1995-10-26
DE69504413T2 (de) 1999-09-02
EP0684678A1 (fr) 1995-11-29
GB2288930A (en) 1995-11-01
GB2288930B (en) 1998-01-21
US5608327A (en) 1997-03-04
EP0684678B1 (fr) 1998-09-02

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