FI115488B - Menetelmä ja laitteisto katkeilevan maasulun tunnistamiseksi sähkönjakeluverkossa - Google Patents

Menetelmä ja laitteisto katkeilevan maasulun tunnistamiseksi sähkönjakeluverkossa Download PDF

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Publication number
FI115488B
FI115488B FI20031546A FI20031546A FI115488B FI 115488 B FI115488 B FI 115488B FI 20031546 A FI20031546 A FI 20031546A FI 20031546 A FI20031546 A FI 20031546A FI 115488 B FI115488 B FI 115488B
Authority
FI
Finland
Prior art keywords
isum
zero voltage
sum current
transient
phase
Prior art date
Application number
FI20031546A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI20031546A0 (fi
Inventor
Olavi Maekinen
Original Assignee
Abb Oy
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 Abb Oy filed Critical Abb Oy
Priority to FI20031546A priority Critical patent/FI115488B/fi
Publication of FI20031546A0 publication Critical patent/FI20031546A0/fi
Priority to RU2006112901/28A priority patent/RU2358273C2/ru
Priority to PCT/FI2004/000625 priority patent/WO2005038474A1/en
Priority to EP04767131A priority patent/EP1682909B1/en
Priority to CNB2004800381436A priority patent/CN100533161C/zh
Application granted granted Critical
Publication of FI115488B publication Critical patent/FI115488B/fi

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/0007—Details of emergency protective circuit arrangements concerning the detecting means
    • H02H1/0015—Using arc detectors
    • 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
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/52—Testing for short-circuits, leakage current or ground faults
    • 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
    • G01R31/086—Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution networks, i.e. with interconnected conductors
    • 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
    • G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S10/00—Systems supporting electrical power generation, transmission or distribution
    • Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
    • Y04S10/52—Outage or fault management, e.g. fault detection or location

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Locating Faults (AREA)
FI20031546A 2003-10-22 2003-10-22 Menetelmä ja laitteisto katkeilevan maasulun tunnistamiseksi sähkönjakeluverkossa FI115488B (fi)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI20031546A FI115488B (fi) 2003-10-22 2003-10-22 Menetelmä ja laitteisto katkeilevan maasulun tunnistamiseksi sähkönjakeluverkossa
RU2006112901/28A RU2358273C2 (ru) 2003-10-22 2004-10-21 Способ и устройство для определения неустойчивого замыкания на землю
PCT/FI2004/000625 WO2005038474A1 (en) 2003-10-22 2004-10-21 Method and apparatus for identifying intermittent earth fault
EP04767131A EP1682909B1 (en) 2003-10-22 2004-10-21 Method and apparatus for identifying intermittent earth fault
CNB2004800381436A CN100533161C (zh) 2003-10-22 2004-10-21 识别间歇性接地故障的方法和设备

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20031546A FI115488B (fi) 2003-10-22 2003-10-22 Menetelmä ja laitteisto katkeilevan maasulun tunnistamiseksi sähkönjakeluverkossa
FI20031546 2003-10-22

Publications (2)

Publication Number Publication Date
FI20031546A0 FI20031546A0 (fi) 2003-10-22
FI115488B true FI115488B (fi) 2005-05-13

Family

ID=29225984

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20031546A FI115488B (fi) 2003-10-22 2003-10-22 Menetelmä ja laitteisto katkeilevan maasulun tunnistamiseksi sähkönjakeluverkossa

Country Status (5)

Country Link
EP (1) EP1682909B1 (ru)
CN (1) CN100533161C (ru)
FI (1) FI115488B (ru)
RU (1) RU2358273C2 (ru)
WO (1) WO2005038474A1 (ru)

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CN105977947B (zh) * 2015-12-04 2018-09-11 长沙理工大学 一种配电网有源消弧装置
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CN105977935B (zh) * 2016-06-28 2018-10-09 广东电网有限责任公司佛山供电局 手动模拟电网保护装置零序方向过流保护动作范围的方法
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CN107064741B (zh) * 2017-04-06 2019-07-30 广西电网有限责任公司电力科学研究院 一种配电网线路异名相两点相继接地故障选线方法
CN107085165B (zh) * 2017-04-06 2019-07-30 广西电网有限责任公司电力科学研究院 一种配电网线路同名相两点相继接地故障选线方法
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EP3570400B1 (en) * 2018-05-18 2022-01-26 ABB Schweiz AG Method and apparatus for use in earth-fault protection
CN108448562B (zh) * 2018-05-25 2024-05-28 云南电网有限责任公司电力科学研究院 一种基于单相接地故障的电流全补偿方法及系统
US11597629B2 (en) * 2018-12-27 2023-03-07 Otis Elevator Company Elevator system operation adjustment based on component monitoring
CN109683030A (zh) * 2019-01-09 2019-04-26 江苏智臻能源科技有限公司 一种终端相序自动识别方法
CN110514934B (zh) * 2019-09-10 2021-07-30 苏州热工研究院有限公司 一种低压配电盘供电可靠性分析方法及系统
CN110601157B (zh) * 2019-09-30 2021-07-30 南京国电南自电网自动化有限公司 一种间歇性单相接地故障保护方法及装置
US10946865B1 (en) * 2019-10-14 2021-03-16 GM Global Technology Operations LLC Fault isolation, prognosis, and mitigation for vehicle component electrical power circuit
RU2716235C1 (ru) * 2019-10-31 2020-03-10 Общество с ограниченной ответственностью Научно-производственное предприятие "ЭКРА" Способ формирования контролируемого сигнала для цифровой защиты от замыканий на землю при перемежающемся дуговом замыкании
DE102020107648A1 (de) 2020-03-19 2021-09-23 Dipl.-Ing. H. Horstmann Gmbh Verfahren und Vorrichtung zur Erkennung eines Erdschlusses und einer Erdschlussrichtung
DE102020002618A1 (de) * 2020-04-30 2021-11-04 A. Eberle Gmbh & Co. Kg Verfahren zur Erkennung und/oder Ortung von Erdschlüssen
CN111812451B (zh) * 2020-06-04 2022-11-22 国电南瑞科技股份有限公司 一种基于相电流暂态故障分量的配电网分布式选线方法
CN112068028B (zh) * 2020-09-09 2022-06-14 南方电网科学研究院有限责任公司 一种间歇性单相接地故障识别方法
CN112485595B (zh) * 2020-11-30 2024-04-09 云南电网有限责任公司电力科学研究院 一种配电网接地故障选线保护方法及装置
CN112485716B (zh) * 2020-11-30 2023-01-20 云南电网有限责任公司电力科学研究院 一种基于接地故障电弧电流零休暂态特征信号的选线方法
CN112485715B (zh) * 2020-11-30 2022-09-27 云南电网有限责任公司电力科学研究院 一种基于电流零休暂态特征的可靠选线方法及装置
CN112383030B (zh) * 2020-11-30 2023-01-17 云南电网有限责任公司电力科学研究院 一种新型开关柜弧光保护方法及装置
CN112731056A (zh) * 2020-12-21 2021-04-30 青岛鼎信通讯股份有限公司 一种基于故障指示器的接地故障判断方法
CN112540322A (zh) * 2020-12-29 2021-03-23 广东电网有限责任公司电力科学研究院 变电站馈线单相接地故障线路的选线方法、装置及设备
CN113030634B (zh) * 2021-01-27 2023-12-29 国网浙江杭州市萧山区供电有限公司 基于网络单元主机的接地故障定位方法
CN113471933B (zh) * 2021-06-29 2023-07-21 长园深瑞继保自动化有限公司 变压器的间隙保护方法
CN113295970B (zh) * 2021-07-01 2023-02-03 国网安徽省电力有限公司马鞍山供电公司 一种就地隔离单相接地故障的阻性相位检测方法
CN113358978B (zh) * 2021-07-07 2022-04-12 长沙理工大学 一种配电网单相故障的故障类型辨识方法和装置
CN113358979B (zh) * 2021-07-07 2023-10-20 长沙理工大学 一种配电网单相断线故障的选相方法和选相装置
CN114236420A (zh) * 2021-11-04 2022-03-25 国网宁夏电力有限公司检修公司 一种10kV母线短路接地故障的检测方法、介质及系统
CN114924162A (zh) * 2022-04-18 2022-08-19 云南电网有限责任公司电力科学研究院 配电线路的绝缘状态检测方法及系统
CN114764599B (zh) * 2022-04-26 2023-06-09 国网四川省电力公司电力科学研究院 一种配电网单相接地故障灵敏度分析方法和系统
CN115184729B (zh) * 2022-07-20 2023-07-11 国网辽宁省电力有限公司电力科学研究院 一种自动检测并处理间歇性电弧接地故障的模拟系统和方法
CN116184260B (zh) * 2022-12-13 2023-09-15 清华大学 基于图解法的大型发电机定子接地故障定位优化方法

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Also Published As

Publication number Publication date
CN1898573A (zh) 2007-01-17
EP1682909A1 (en) 2006-07-26
RU2358273C2 (ru) 2009-06-10
FI20031546A0 (fi) 2003-10-22
CN100533161C (zh) 2009-08-26
WO2005038474A1 (en) 2005-04-28
RU2006112901A (ru) 2007-11-27
EP1682909B1 (en) 2012-04-04

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