SE470197B - Förfarande och anordning för att bestämma den felström som uppstår vid ett fel på kraftlinjer vid kortslutning mellan fas/faser till jord - Google Patents

Förfarande och anordning för att bestämma den felström som uppstår vid ett fel på kraftlinjer vid kortslutning mellan fas/faser till jord

Info

Publication number
SE470197B
SE470197B SE9201972A SE9201972A SE470197B SE 470197 B SE470197 B SE 470197B SE 9201972 A SE9201972 A SE 9201972A SE 9201972 A SE9201972 A SE 9201972A SE 470197 B SE470197 B SE 470197B
Authority
SE
Sweden
Prior art keywords
fault
phase
fault current
current
event
Prior art date
Application number
SE9201972A
Other languages
English (en)
Swedish (sv)
Other versions
SE9201972D0 (sv
SE9201972L (sv
Inventor
Leif Eriksson
Murari Mohan Saha
Original Assignee
Asea Brown Boveri
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 Asea Brown Boveri filed Critical Asea Brown Boveri
Priority to SE9201972A priority Critical patent/SE470197B/sv
Publication of SE9201972D0 publication Critical patent/SE9201972D0/xx
Priority to US08/075,895 priority patent/US5399974A/en
Priority to DE69304160T priority patent/DE69304160T2/de
Priority to EP93110000A priority patent/EP0581015B1/en
Publication of SE9201972L publication Critical patent/SE9201972L/
Publication of SE470197B publication Critical patent/SE470197B/sv

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
    • 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
    • H02H3/385—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 using at least one homopolar quantity

Landscapes

  • Emergency Protection Circuit Devices (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Locating Faults (AREA)
SE9201972A 1992-06-26 1992-06-26 Förfarande och anordning för att bestämma den felström som uppstår vid ett fel på kraftlinjer vid kortslutning mellan fas/faser till jord SE470197B (sv)

Priority Applications (4)

Application Number Priority Date Filing Date Title
SE9201972A SE470197B (sv) 1992-06-26 1992-06-26 Förfarande och anordning för att bestämma den felström som uppstår vid ett fel på kraftlinjer vid kortslutning mellan fas/faser till jord
US08/075,895 US5399974A (en) 1992-06-26 1993-06-14 Fault current filter
DE69304160T DE69304160T2 (de) 1992-06-26 1993-06-23 Verfahren zur Bestimmung von Fehlerströmen in Übertragungsleitungen und Fehlerstromfilter zur Durchführung des Verfahrens
EP93110000A EP0581015B1 (en) 1992-06-26 1993-06-23 Method for determining fault currents on transmission lines and a fault current filter for carrying out the method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9201972A SE470197B (sv) 1992-06-26 1992-06-26 Förfarande och anordning för att bestämma den felström som uppstår vid ett fel på kraftlinjer vid kortslutning mellan fas/faser till jord

Publications (3)

Publication Number Publication Date
SE9201972D0 SE9201972D0 (sv) 1992-06-26
SE9201972L SE9201972L (sv) 1993-11-29
SE470197B true SE470197B (sv) 1993-11-29

Family

ID=20386617

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9201972A SE470197B (sv) 1992-06-26 1992-06-26 Förfarande och anordning för att bestämma den felström som uppstår vid ett fel på kraftlinjer vid kortslutning mellan fas/faser till jord

Country Status (4)

Country Link
US (1) US5399974A (enExample)
EP (1) EP0581015B1 (enExample)
DE (1) DE69304160T2 (enExample)
SE (1) SE470197B (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06225448A (ja) * 1992-12-04 1994-08-12 Fuji Electric Co Ltd 母線保護方法
SE501934C2 (sv) * 1993-09-30 1995-06-26 Asea Brown Boveri Förfarande och anordning för att identifiera enkla jordfel
GB2286088B (en) * 1994-01-26 1997-09-24 Gec Alsthom Ltd A method of locating the position of a fault on a power transmission line
GB2288930B (en) * 1994-04-25 1998-01-21 Gec Alsthom Ltd Methods and apparatus for identifying faulted phases on an electric power transmission line
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
US5726574A (en) * 1996-03-11 1998-03-10 Electric Power Research Institute, Inc Method of locating a fault in an electric power cable
US5990686A (en) * 1996-06-18 1999-11-23 Vokey; David E. Method and apparatus for locating resistive faults in communication and power cables
US5783946A (en) * 1997-03-05 1998-07-21 Abb Power T&D Company Inc. Fault type classification algorithm
US6583996B2 (en) 2001-11-14 2003-06-24 Ballard Power Systems Corporation Method and system for detecting a negative sequence for three phase grid-connected inverter systems
CN101617453B (zh) * 2007-02-20 2013-08-14 Abb技术有限公司 用于检测多相电网中的故障相的设备和方法
US7969155B2 (en) * 2007-07-03 2011-06-28 Thomas & Betts International, Inc. Directional fault current indicator
WO2019086946A1 (en) * 2017-10-31 2019-05-09 Abb Schweiz Ag System and method for analyzing fault data of a power transmission network

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4176312A (en) * 1978-02-24 1979-11-27 Teradyne, Inc. Electrical circuitry for measuring low level signals
US4851782A (en) * 1987-01-15 1989-07-25 Jeerings Donald I High impedance fault analyzer in electric power distribution
AU603871B2 (en) * 1987-03-03 1990-11-29 Mitsubishi Denki Kabushiki Kaisha Digital locator

Also Published As

Publication number Publication date
SE9201972D0 (sv) 1992-06-26
US5399974A (en) 1995-03-21
EP0581015A3 (enExample) 1994-03-30
EP0581015A2 (en) 1994-02-02
SE9201972L (sv) 1993-11-29
DE69304160D1 (de) 1996-09-26
DE69304160T2 (de) 1997-04-03
EP0581015B1 (en) 1996-08-21

Similar Documents

Publication Publication Date Title
US7180300B2 (en) System and method of locating ground fault in electrical power distribution system
RU2416804C2 (ru) Устройство и способ для определения места аварийного заземления
US5455776A (en) Automatic fault location system
US7999557B2 (en) Method for determining location of phase-to-earth fault
CN101251568B (zh) 确定相对地故障的位置的系统和方法
SE470197B (sv) Förfarande och anordning för att bestämma den felström som uppstår vid ett fel på kraftlinjer vid kortslutning mellan fas/faser till jord
SE452534B (sv) Forfarande och anordning for reckviddsbegrensning och direktutlosning i samband med skydd av en kraftledning
Zhang et al. Transmission line fault location for phase-to-earth fault using one-terminal data
US4261038A (en) Protection of electrical power supply systems
GB1248476A (en) Localising faults in a.c. lines
SE459706B (sv) Laengsdifferentialskydd
Smolinski An algorithm for digital impedance calculation using a single PI section transmission line model
Saha et al. Fault location method for MV cable network
CA2170383C (en) Method and device for identifying single ground faults
EP0026620A1 (en) Method and apparatus for identifying faults in electric power transmission systems
KR100232764B1 (ko) 디지털 거리 계전기의 임피던스 측정 장치 및 방법
JP2715090B2 (ja) 故障点標定装置
JPS59200974A (ja) 接地抵抗測定装置
Bo et al. A new non-unit protection scheme based on fault generated high frequency current signals
JPH03122574A (ja) 平行２回線電力系統用事故点標定装置
JPH0593748A (ja) 非接地電力系統の対地静電容量の測定装置
Mahendra Dynamic Testing of Distance Protection
JPH0510633B2 (enExample)
US3418569A (en) Protective relays for polyphase electrical systems
US880565A (en) Fault-locating apparatus.

Legal Events

Date Code Title Description
NAL Patent in force

Ref document number: 9201972-8

Format of ref document f/p: F