JP2008157940A5 - - Google Patents

Download PDF

Info

Publication number
JP2008157940A5
JP2008157940A5 JP2007326683A JP2007326683A JP2008157940A5 JP 2008157940 A5 JP2008157940 A5 JP 2008157940A5 JP 2007326683 A JP2007326683 A JP 2007326683A JP 2007326683 A JP2007326683 A JP 2007326683A JP 2008157940 A5 JP2008157940 A5 JP 2008157940A5
Authority
JP
Japan
Prior art keywords
fault
current
voltage
composite
signal
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.)
Granted
Application number
JP2007326683A
Other languages
English (en)
Japanese (ja)
Other versions
JP2008157940A (ja
JP5490989B2 (ja
Filing date
Publication date
Priority claimed from US11/615,103 external-priority patent/US7472026B2/en
Application filed filed Critical
Publication of JP2008157940A publication Critical patent/JP2008157940A/ja
Publication of JP2008157940A5 publication Critical patent/JP2008157940A5/ja
Application granted granted Critical
Publication of JP5490989B2 publication Critical patent/JP5490989B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

JP2007326683A 2006-12-22 2007-12-19 マルチエンド故障位置特定システム Expired - Fee Related JP5490989B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/615,103 US7472026B2 (en) 2006-12-22 2006-12-22 Multi-ended fault location system
US11/615,103 2006-12-22

Publications (3)

Publication Number Publication Date
JP2008157940A JP2008157940A (ja) 2008-07-10
JP2008157940A5 true JP2008157940A5 (enExample) 2012-11-01
JP5490989B2 JP5490989B2 (ja) 2014-05-14

Family

ID=39253881

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007326683A Expired - Fee Related JP5490989B2 (ja) 2006-12-22 2007-12-19 マルチエンド故障位置特定システム

Country Status (13)

Country Link
US (1) US7472026B2 (enExample)
EP (1) EP1939639B1 (enExample)
JP (1) JP5490989B2 (enExample)
KR (1) KR101357952B1 (enExample)
CN (1) CN101207281B (enExample)
AU (1) AU2007240222B2 (enExample)
BR (1) BRPI0705537A (enExample)
CA (1) CA2613764C (enExample)
ES (1) ES2425175T3 (enExample)
MX (1) MX2007015435A (enExample)
NO (1) NO338774B1 (enExample)
SG (1) SG144050A1 (enExample)
TW (1) TWI425225B (enExample)

Families Citing this family (63)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7725295B2 (en) * 2006-11-01 2010-05-25 Abb Research Ltd. Cable fault detection
US8248082B2 (en) 2007-01-17 2012-08-21 International Business Machines Corporation Method for determining the current return path integrity in an electric device connected or connectable to a further device
CA2585820A1 (fr) * 2007-04-18 2008-10-18 Hydro-Quebec Localisation de defaut sur un reseau electrique par mesures de tension distribuees
WO2009136975A2 (en) * 2008-05-09 2009-11-12 Accenture Global Services Gmbh Method and system for managing a power grid
US8892375B2 (en) 2008-05-09 2014-11-18 Accenture Global Services Limited Power grid outage and fault condition management
US20110004446A1 (en) * 2008-12-15 2011-01-06 Accenture Global Services Gmbh Intelligent network
NZ593113A (en) * 2008-12-15 2013-10-25 Accenture Global Services Ltd Power grid outage and fault condition management
US8103467B2 (en) * 2009-01-14 2012-01-24 Accenture Global Services Limited Determination of distribution transformer voltages based on metered loads
US8103466B2 (en) * 2009-01-14 2012-01-24 Accenture Global Services Limited Distribution system analysis using meter data
US8315827B2 (en) * 2009-02-26 2012-11-20 Southern California Edison Fault region location system
US8089293B2 (en) * 2009-04-20 2012-01-03 Tektronix, Inc. Test and measurement instrument and method of configuring using a sensed impedance
US8649142B2 (en) * 2009-09-17 2014-02-11 Schweitzer Engineering Laboratories Inc Equivalent alpha plane fault determination for a multi-terminal power apparatus
US8553379B2 (en) * 2009-09-17 2013-10-08 Schweitzer Engineering Laboratories Inc Transformer differential protection
US8154836B2 (en) * 2009-09-17 2012-04-10 Schweitzer Engineering Laboratories, Inc. Line current differential protection upon loss of an external time reference
US8289668B2 (en) * 2009-09-17 2012-10-16 Schweitzer Engineering Laboratories, Inc. Charging current compensation for line current differential protection
JP2011100347A (ja) * 2009-11-06 2011-05-19 Sony Corp 電力供給装置、電力受電装置、電力供給システム及び障害復帰方法
TWI383162B (zh) * 2009-12-22 2013-01-21 Univ Nat Taipei Technology Fault location method
NZ607733A (en) 2010-07-30 2014-09-26 Accenture Global Services Ltd Intelligent core engine
US8942954B2 (en) * 2010-09-16 2015-01-27 Schweitzer Engineering Laboratories, Inc. Fault location in a non-homogeneous electric power line
US8717725B2 (en) 2010-12-02 2014-05-06 Schweitzer Engineering Laboratories Inc Dual-comparator restricted earth fault protection
RU2464582C2 (ru) * 2010-12-27 2012-10-20 Общество с ограниченной ответственностью "НПП Бреслер" (ООО "НПП Бреслер") Способ определения места повреждения разветвленной линии электропередачи с несколькими источниками питания
US8461797B2 (en) 2011-01-28 2013-06-11 I-Shou University Current direction detection module
CN102565597B (zh) * 2012-02-14 2015-01-07 广东易事特电源股份有限公司 一种应用同步相量技术的动态输电线容量估计方法
US9008982B2 (en) 2012-03-09 2015-04-14 Schweitzer Engineering Laboratories, Inc. Systems and methods for determining residual flux in a power transformer
US8963558B2 (en) 2012-10-31 2015-02-24 General Electric Company Current differential protection
CN103032626B (zh) * 2012-12-12 2015-03-18 济南大学 调节阀故障诊断系统及方法
CN103197204B (zh) * 2013-04-07 2015-04-29 山东电力集团公司德州供电公司 多端线路故障定位的混合型方法
CN103245893B (zh) * 2013-04-10 2015-12-23 昆明理工大学 一种基于自然频率的辐射状配网分层分布式ann故障定位方法
CN103296644B (zh) * 2013-05-19 2016-02-17 国家电网公司 输电线路复合序分量电压保护方法
CN104133155B (zh) * 2014-07-09 2016-10-05 华中科技大学 一种电缆局部缺陷诊断方法
CN104316842B (zh) * 2014-11-14 2017-04-26 国家电网公司 利用相间故障位置因子相位特性实现线路相间故障单端测距方法
RU2586453C1 (ru) * 2015-04-22 2016-06-10 федеральное государственное бюджетное образовательное учреждение высшего образования "Иркутский национальный исследовательский технический университет" (ФГБОУ ВО "ИРНИТУ") Способ определения места короткого замыкания на воздушной линии электропередачи при несинхронизированных замерах с двух её концов
CN105158640B (zh) * 2015-09-15 2018-07-20 江苏金智科技股份有限公司 多电源供电系统及基于gps与电流波形的故障定位方法
CN109275337A (zh) * 2016-06-14 2019-01-25 施瓦哲工程实验有限公司 行波故障检测系统的相选择
US10802054B2 (en) 2017-09-22 2020-10-13 Schweitzer Engineering Laboratories, Inc. High-fidelity voltage measurement using a capacitance-coupled voltage transformer
US11038342B2 (en) 2017-09-22 2021-06-15 Schweitzer Engineering Laboratories, Inc. Traveling wave identification using distortions for electric power system protection
WO2019060841A1 (en) 2017-09-22 2019-03-28 Schweitzer Engineering Laboratories, Inc. HIGH RELIABILITY VOLTAGE MEASUREMENT USING A RESISTIVE DIVIDER IN A CAPACITIVE COUPLING VOLTAGE TRANSFORMER
JP7005301B2 (ja) * 2017-11-13 2022-01-21 株式会社東芝 故障点標定システム
CN108054737B (zh) * 2017-12-08 2019-06-21 国网青海省电力公司 一种串补不对称运行线路后备零序保护定值自动调整方法
US11327105B2 (en) 2017-12-29 2022-05-10 Hitachi Energy Switzerland Ag Fault location in multi-terminal tapped lines
WO2019186490A1 (en) 2018-03-31 2019-10-03 Abb Schweiz Ag Method and device for protection in a multi-terminal power transmission system
CN108845183B (zh) * 2018-07-03 2020-07-14 西北工业大学 一种多电飞机电缆阻抗测量方法
CN109470994A (zh) * 2018-11-09 2019-03-15 南京大贺电力科技有限公司 用于配电网的故障线路判别系统及方法
US11099238B2 (en) 2019-03-27 2021-08-24 General Electric Company Distributed control modules with built-in tests and control-preserving fault responses
US11187727B2 (en) 2019-04-29 2021-11-30 Schweitzer Engineering Laboratories, Inc. Capacitance-coupled voltage transformer monitoring
CN110346688B (zh) * 2019-07-31 2021-03-02 广东电网有限责任公司 一种110kV及以上高压复杂电缆故障快速分段判别及定位方法
US11177645B2 (en) 2019-11-22 2021-11-16 Schweitzer Engineering Laboratories, Inc. Systems and methods for improving restricted earth fault protection
US11476655B2 (en) 2020-01-14 2022-10-18 Schweitzer Engineering Laboratories, Inc. Trapped charge estimation
CN111413583B (zh) * 2020-03-19 2023-08-25 国网湖北省电力有限公司荆门供电公司 一种配电网区段定位的实时线性整数规划方法
US11575253B2 (en) 2020-05-12 2023-02-07 Schweitzer Engineering Laboratories, Inc. Controlled three-pole close for transmission lines
CN113933744B (zh) * 2020-07-13 2023-11-03 福建先德能源科技有限公司 一种单相接地故障的判别方法及装置
US11233389B1 (en) 2020-10-30 2022-01-25 Schweitzer Engineering Laboratories, Inc. Controlled three-pole close for transformers
US11411390B2 (en) 2020-12-31 2022-08-09 Schweitzer Engineering Laboratories, Inc. Secure and dependable restricted earth fault protection for electric power generators and transformers
CN113364910B (zh) * 2021-06-08 2022-09-02 Tcl通讯（宁波）有限公司 一种信号处理方法、装置、设备及存储介质
US20230069041A1 (en) * 2021-08-26 2023-03-02 Schweitzer Engineering Laboratories, Inc. Detection of incipient failures in instrument transformers
CN113848389B (zh) * 2021-09-23 2023-06-13 中国南方电网有限责任公司超高压输电公司广州局 互耦输电线路的零序阻抗估计方法和装置
CN114002544B (zh) * 2021-10-11 2024-03-08 北京四方继保工程技术有限公司 一种多端线路保护故障定位及测距的方法
CN114325211B (zh) * 2021-11-05 2024-12-27 青岛科技大学 一种混合多端直流输电线路的故障定位方法
CN114578184B (zh) * 2021-11-29 2022-11-25 昆明理工大学 一种直流输电线路双端行波频差比值故障测距方法及系统
US12316112B2 (en) 2022-07-12 2025-05-27 Schweitzer Engineering Laboratories, Inc. Breaker control units and related systems and methods
CN115542077A (zh) * 2022-09-09 2022-12-30 华电电力科学研究院有限公司 基于风电场集电线路和箱变参数的相间故障多端测距方法
US20250012839A1 (en) * 2023-07-06 2025-01-09 Abb Schweiz Ag Fault location detection in tapped power distribution lines
CN118094133B (zh) * 2023-12-13 2024-10-01 国网上海市电力公司 针对安装在sg端的同步相量测量单元的故障检测方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4275429A (en) * 1979-10-12 1981-06-23 Westinghouse Electric Corp. Protective relay apparatus
AU582039B2 (en) * 1986-03-07 1989-03-09 Mitsubishi Denki Kabushiki Kaisha Fault point locating method, fault point resistance measuring method, and impendance to fault point measuring method and apparatuses therefor
US4725914A (en) * 1986-12-16 1988-02-16 Westinghouse Electric Corp. Protective relay system for performing selective-pole trip determination
US4871971A (en) * 1987-01-15 1989-10-03 Jeerings Donald I High impedance fault analyzer in electric power distribution networks
US5809045A (en) * 1996-09-13 1998-09-15 General Electric Company Digital current differential system
IES80796B2 (en) * 1997-08-28 1999-02-24 Electricity Supply Board Fault detection apparatus and method of detecting faults in an electrical distribution network
CN1103451C (zh) * 1997-12-04 2003-03-19 中国人民解放军第二炮兵工程学院技术开发中心 高压架空线路在线故障测距方法及仪器装置
US6256592B1 (en) 1999-02-24 2001-07-03 Schweitzer Engineering Laboratories, Inc. Multi-ended fault location system
JP2000329813A (ja) * 1999-05-18 2000-11-30 Mitsubishi Electric Corp 部分放電検出装置
KR100394134B1 (ko) * 2001-02-20 2003-08-09 학교법인 성균관대학 웨이브렛변환을 이용한 고저항 지락사고의 검출방법 및이에 의한 고장거리 측정방법
TW548886B (en) * 2001-10-16 2003-08-21 Know Entpr Co Ltd U Three-phase shunt type active power filter capable of operating in parallel
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
CN1228642C (zh) * 2003-08-12 2005-11-23 武汉大学 一种采用多端信号的输电线路精确故障定位方法
CN1289913C (zh) * 2003-09-03 2006-12-13 武汉大学 一种带串补的输电线路的精确故障定位方法
CN1529179A (zh) * 2003-10-09 2004-09-15 武汉大学 一种t型接线输电线路故障的精确定位方法
TWI239133B (en) * 2003-11-12 2005-09-01 Ind Tech Res Inst A method and a device for rapidly detecting abnormal voltage on a static transfer switch
KR200436076Y1 (ko) 2006-11-04 2007-05-08 김보경 절연감시시스템

Similar Documents

Publication Publication Date Title
JP2008157940A5 (enExample)
CN203673023U (zh) 一种检测直流系统绝缘状况的终端设备
CN103353568B (zh) T接线路故障支路选择方法
CN103869221B (zh) 基于sv网络采样的双回线路单相接地故障距离测量方法
MX2007015435A (es) Sistema de localizacion de falla de multiples extremos.
KR20080093169A (ko) 위상각 산출에 의한 누설전류 측정 및 누전차단 방법
CN104849602B (zh) Gis双母线配电设备故障检测方法和系统
CN103869220B (zh) 基于直采直跳通讯模式双回线路单相接地故障定位方法
CN104035001B (zh) 一种电压互感器断线的检测方法
CN103323751B (zh) 一种高压短电缆绝缘终端局部放电测试装置及使用方法
AU9743401A (en) Systems and methods for locating faults on a transmission line with a single tapped load
CN103353572B (zh) 基于支路选择因子的t接线路故障支路选择方法
WO2007098422A3 (en) System and method for detecting continuity of network lines
CN107632282A (zh) 三相四线计量装置接线自动检测仪器的测控方法
CN102445657B (zh) 一种机车主断路器故障检测方法及装置
CN106990327B (zh) 高压单芯电缆短路故障点检测方法
CN104035004B (zh) 零序补偿的双回线路非同名相跨线接地故障单端测距方法
CN104111402A (zh) 一种电力电联交叉互联系统的接线检测方法和装置
JP5105591B2 (ja) ケーブル接続チェッカー
CN202929082U (zh) 一种用于智能电能表防止电流采样偏移电路
CN103760472B (zh) 同杆并架双回线路同名故障相序诊断方法
CN103245886B (zh) 一种线路中间安装串联补偿电容装置的故障定位方法
CN103091605B (zh) 一种利用动态提取系数实现线路相间故障单端测距方法
CN103777118B (zh) 利用负序分量实现t接线路故障支路选择方法
CN100459355C (zh) 输电线路距离保护方法