CN1180271C - 并行双输电线故障定位装置和方法 - Google Patents

并行双输电线故障定位装置和方法 Download PDF

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Publication number
CN1180271C
CN1180271C CNB011257385A CN01125738A CN1180271C CN 1180271 C CN1180271 C CN 1180271C CN B011257385 A CNB011257385 A CN B011257385A CN 01125738 A CN01125738 A CN 01125738A CN 1180271 C CN1180271 C CN 1180271C
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China
Prior art keywords
fault
voltage
current
transmission line
equation
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Expired - Fee Related
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CNB011257385A
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English (en)
Chinese (zh)
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CN1359010A (zh
Inventor
李在京
李承宰
姜相熙
崔勉松
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SELBAUL CO Ltd
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SELBAUL CO Ltd
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Publication of CN1359010A publication Critical patent/CN1359010A/zh
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    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
    • G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Locating Faults (AREA)
  • Emergency Protection Circuit Devices (AREA)
CNB011257385A 2000-08-30 2001-08-22 并行双输电线故障定位装置和方法 Expired - Fee Related CN1180271C (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR1020000050712A KR100350722B1 (ko) 2000-08-30 2000-08-30 병행 2회선 송전선로상에서의 고장점 표정방법 및 장치
KR50712/2000 2000-08-30
KR50712/00 2000-08-30

Publications (2)

Publication Number Publication Date
CN1359010A CN1359010A (zh) 2002-07-17
CN1180271C true CN1180271C (zh) 2004-12-15

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CNB011257385A Expired - Fee Related CN1180271C (zh) 2000-08-30 2001-08-22 并行双输电线故障定位装置和方法

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KR (1) KR100350722B1 (ko)
CN (1) CN1180271C (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010148570A1 (en) * 2009-06-26 2010-12-29 Abb Research Ltd. Method for identifying type of fault on power line

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100357494B1 (ko) * 2001-02-20 2002-10-18 학교법인 성균관대학 고주파를 이용한 계전알고리즘의 최적 모달변환 선정방법및 이를 이용한 고장검출방법
KR100393909B1 (ko) * 2001-03-29 2003-08-06 유호전기공업주식회사 리액턴스 효과를 제거하는 송전선로 보호용 거리계전기법
KR100425417B1 (ko) * 2002-05-06 2004-03-30 명지대학교 전력 계통의 선간 단락 고장 지점 검출 방법
KR100474192B1 (ko) * 2002-11-13 2005-03-11 명지대학교 진행파를 이용한 송전 선로의 고장 지점 검출 방법
KR100517226B1 (ko) * 2002-11-25 2005-09-27 학교법인 명지학원 3상 평행 2회선 회로의 직접 해석에 의한 송배전 계통 1선지락 사고 고장점 추정 방법
KR100963096B1 (ko) * 2007-04-11 2010-06-14 주식회사 엘지화학 2차전지 보호회로 및 그의 제어방법
EP1992954B1 (en) * 2007-05-18 2017-12-13 ABB Schweiz AG Method for determining location of phase-to-earth fault
EP2223403B1 (en) * 2007-12-14 2017-08-23 ABB Schweiz AG Fault direction determination
CN101806871B (zh) * 2010-04-02 2015-12-16 深圳市中庆微科技开发有限公司 一种在线检测方法
KR101299610B1 (ko) * 2011-12-28 2013-08-26 와이피피 주식회사 병행 ２회선 송전선로의 자기단 등가전원 임피던스 추정 방법
KR101667832B1 (ko) * 2012-04-23 2016-10-20 엘에스산전 주식회사 전력 계통 감시 및 제어시스템에서 고장전류 제어 방법
CN103235237B (zh) * 2013-04-03 2015-10-14 昆明理工大学 一种高压直流接地极线路高阻故障的定位方法
KR101312353B1 (ko) * 2013-04-30 2013-10-14 한국전력공사 송전선로의 고장위치 산정 방법
CN103743995B (zh) * 2013-10-15 2016-09-14 昆明理工大学 一种基于t型等效模型的高压直流接地极线路故障测距的方法
CN104898026A (zh) * 2015-06-11 2015-09-09 国家电网公司 一种电缆故障定位的方法和装置
CN106226622A (zh) * 2016-07-22 2016-12-14 安徽亚辉电气自动化有限公司 一种用于三相组合式过电压保护器的监控系统
CN106786540A (zh) * 2017-01-03 2017-05-31 国家电网公司 一种短路电流计算方法及系统
CN109061389A (zh) * 2018-09-05 2018-12-21 北京国网富达科技发展有限责任公司 控制方法、控制器、故障定位诊断方法、装置及系统
CN109491295B (zh) * 2018-12-05 2020-06-16 岭澳核电有限公司 控制系统
KR102412884B1 (ko) * 2020-02-25 2022-06-24 제주대학교 산학협력단 전력변환장치 기반 독립형 마이크로그리드의 사고 검출과 계통 보호 방법
CN115372757A (zh) * 2022-08-30 2022-11-22 中国矿业大学 广域接地线电流幅值比的配电网电缆故障测距方法及系统

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3319517B2 (ja) * 1992-06-23 2002-09-03 株式会社東芝 故障点標定装置
KR100246203B1 (ko) * 1997-10-30 2000-03-15 이종훈 송전선로 고저항 지락 고장 제어시스템 및 그 제어방법
SE513492C2 (sv) * 1997-12-22 2000-09-18 Abb Ab Förfarande och anordning för lokalisering av fel på en med kondensator seriekompenserad kraftledning
KR100266510B1 (ko) * 1998-05-21 2000-09-15 장정곤 디지털 계전 계측장치

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010148570A1 (en) * 2009-06-26 2010-12-29 Abb Research Ltd. Method for identifying type of fault on power line
US10141736B2 (en) 2009-06-26 2018-11-27 Abb Research Ltd. Method for identifying type of fault on power line

Also Published As

Publication number Publication date
CN1359010A (zh) 2002-07-17
KR100350722B1 (ko) 2002-08-28
KR20020017390A (ko) 2002-03-07

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