CA1022234A - Method and apparatus for detecting a defect location at an electrical conductor - Google Patents

Method and apparatus for detecting a defect location at an electrical conductor

Info

Publication number
CA1022234A
CA1022234A CA230,809A CA230809A CA1022234A CA 1022234 A CA1022234 A CA 1022234A CA 230809 A CA230809 A CA 230809A CA 1022234 A CA1022234 A CA 1022234A
Authority
CA
Canada
Prior art keywords
detecting
electrical conductor
defect location
defect
location
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA230,809A
Other languages
English (en)
French (fr)
Inventor
Michael Vitins
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BBC Brown Boveri AG Switzerland
Original Assignee
BBC Brown Boveri AG Switzerland
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 AG Switzerland filed Critical BBC Brown Boveri AG Switzerland
Application granted granted Critical
Publication of CA1022234A publication Critical patent/CA1022234A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/08—Locating faults in cables, transmission lines, or networks
    • G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
    • G01R31/085—Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution lines, e.g. overhead

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Locating Faults (AREA)
  • Emergency Protection Circuit Devices (AREA)
CA230,809A 1974-07-08 1975-07-04 Method and apparatus for detecting a defect location at an electrical conductor Expired CA1022234A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH936174A CH574181A5 (nl) 1974-07-08 1974-07-08

Publications (1)

Publication Number Publication Date
CA1022234A true CA1022234A (en) 1977-12-06

Family

ID=4351173

Family Applications (1)

Application Number Title Priority Date Filing Date
CA230,809A Expired CA1022234A (en) 1974-07-08 1975-07-04 Method and apparatus for detecting a defect location at an electrical conductor

Country Status (9)

Country Link
US (1) US3983377A (nl)
JP (1) JPS592867B2 (nl)
CA (1) CA1022234A (nl)
CH (1) CH574181A5 (nl)
FR (1) FR2278078A1 (nl)
GB (2) GB1520629A (nl)
IT (1) IT1039721B (nl)
NL (1) NL7508050A (nl)
SE (1) SE399131B (nl)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH610154A5 (nl) * 1975-04-28 1979-03-30 Bbc Brown Boveri & Cie
CH608916A5 (nl) * 1975-04-28 1979-01-31 Bbc Brown Boveri & Cie
CH608917A5 (nl) * 1975-06-05 1979-01-31 Bbc Brown Boveri & Cie
CH609180A5 (nl) * 1975-06-06 1979-02-15 Bbc Brown Boveri & Cie
JPS52100149A (en) * 1976-02-18 1977-08-22 Tokyo Electric Power Co Inc:The Digital failure point evaluating unit
CH613570A5 (nl) * 1976-03-25 1979-09-28 Bbc Brown Boveri & Cie
JPS5920109B2 (ja) * 1978-04-03 1984-05-10 東京電力株式会社 故障点標定方式
JPS592353B2 (ja) * 1978-08-15 1984-01-18 東京電力株式会社 故障点標定方式
JPS5830554B2 (ja) * 1978-11-13 1983-06-29 東京電力株式会社 送電線故障点探査・送電線保護用の故障点標定方式
US4321681A (en) * 1979-09-21 1982-03-23 Westinghouse Electric Corp. Protective relay apparatus
IN157698B (nl) * 1981-04-03 1986-05-17 Gen Electric
US4398255A (en) * 1981-06-26 1983-08-09 General Electric Company Polyphase angle estimator
FR2527781A1 (fr) * 1982-05-26 1983-12-02 Enertec Procede de mesure de distance d'un defaut sur une ligne avec prise en compte des capacites reparties
DE3361911D1 (en) * 1982-06-23 1986-03-06 Bbc Brown Boveri & Cie Process for detecting faults or fault direction in electrical lines and means for carrying it out
US4578761A (en) * 1983-03-25 1986-03-25 At&T Bell Laboratories Separating an equivalent circuit into components to detect terminating networks
DE3519262A1 (de) * 1985-05-24 1986-11-27 Siemens AG, 1000 Berlin und 8000 München Verfahren zum erzeugen eines ausloesesignals in abhaengigkeit von der groesse und der dauer eines ueberstromes
AU603871B2 (en) * 1987-03-03 1990-11-29 Mitsubishi Denki Kabushiki Kaisha Digital locator
US4931684A (en) * 1988-12-23 1990-06-05 Westinghouse Electric Corp. Digitally scanned extended electron source in vacuum
US6691051B2 (en) * 2001-08-14 2004-02-10 Tektronix, Inc. Transient distance to fault measurement
US6879917B2 (en) 2002-06-14 2005-04-12 Progress Energy Carolinas Inc. Double-ended distance-to-fault location system using time-synchronized positive-or negative-sequence quantities
US7400150B2 (en) * 2004-08-05 2008-07-15 Cannon Technologies, Inc. Remote fault monitoring in power lines
US7355412B1 (en) 2004-08-05 2008-04-08 Cannon Technologies, Inc. Remote fault monitoring system
US20070108986A1 (en) * 2005-11-17 2007-05-17 Moore Robert E Systems and methods for performing differential measurements in an electrical system
US7529382B2 (en) * 2006-07-17 2009-05-05 Burton A. Babb High fidelity loudspeaker
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
CN102967803B (zh) * 2012-12-13 2015-05-06 山东理工大学 基于d型行波原理的配电网故障定位方法
CN103364691B (zh) * 2013-07-09 2015-09-23 上海交通大学 一种架空线-电缆混合线路分布式故障测距方法
CN107607825A (zh) * 2017-08-16 2018-01-19 杭州零尔电力科技有限公司 一种基于多频率零序电信号的单相接地故障选线方法
CN107807308B (zh) * 2017-10-10 2020-01-10 南京南瑞继保电气有限公司 一种输电线路行波波速自学习方法及行波测距装置
CN110082636B (zh) * 2019-05-07 2021-02-26 哈尔滨理工大学 一种电力电缆故障定位方法及系统
CN110470946A (zh) * 2019-07-22 2019-11-19 国网山西省电力公司 一种基于线路行波测量的电网故障点定位方法
CN111679153A (zh) * 2020-06-16 2020-09-18 南京南瑞继保电气有限公司 配电网故障测距方法、系统及一体化行波测距装置
EP4196802A4 (en) * 2020-08-11 2024-05-22 Abb Schweiz Ag METHOD FOR DETERMINING A LINE FAULT IN A POWER SUPPLY SYSTEM

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3735248A (en) * 1970-03-31 1973-05-22 R Reese Apparatus having automatic re-set means for detecting a fault current
US3777129A (en) * 1972-05-22 1973-12-04 Gte Automatic Electric Lab Inc Fault detection and localization in digital systems
US3812420A (en) * 1972-12-21 1974-05-21 Gen Ind Inc Bridge circuit changing fault location method and device
US3831160A (en) * 1973-10-01 1974-08-20 Gen Electric Voltage and current monitoring system

Also Published As

Publication number Publication date
SE7507714L (sv) 1976-01-09
CH574181A5 (nl) 1976-03-31
NL7508050A (nl) 1976-01-12
IT1039721B (it) 1979-12-10
DE2440234A1 (de) 1976-01-22
SE399131B (sv) 1978-01-30
DE2440234B2 (de) 1976-10-14
JPS592867B2 (ja) 1984-01-20
US3983377A (en) 1976-09-28
FR2278078B1 (nl) 1978-12-08
JPS5130944A (nl) 1976-03-16
GB1520294A (en) 1978-08-02
FR2278078A1 (fr) 1976-02-06
GB1520629A (en) 1978-08-09

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