DE60136061D1 - Wendung in kompensierten elektrischen energieverteilungsnetzen - Google Patents

Wendung in kompensierten elektrischen energieverteilungsnetzen

Info

Publication number
DE60136061D1
DE60136061D1 DE60136061T DE60136061T DE60136061D1 DE 60136061 D1 DE60136061 D1 DE 60136061D1 DE 60136061 T DE60136061 T DE 60136061T DE 60136061 T DE60136061 T DE 60136061T DE 60136061 D1 DE60136061 D1 DE 60136061D1
Authority
DE
Germany
Prior art keywords
zero sequence
conductance
sequence voltage
values
application
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 - Fee Related
Application number
DE60136061T
Other languages
English (en)
Inventor
Jeffery B Roberts
Daqing Hou
Altuve-Ferrer
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.)
Schweitzer Engineering Laboratories Inc
Original Assignee
Schweitzer Engineering Laboratories Inc
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 Schweitzer Engineering Laboratories Inc filed Critical Schweitzer Engineering Laboratories Inc
Application granted granted Critical
Publication of DE60136061D1 publication Critical patent/DE60136061D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H02H7/22—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 for distribution gear, e.g. bus-bar systems; for switching devices
    • 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
    • H02H3/08—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 excess current
    • H02H3/081—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 excess current and depending on the direction
    • 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
    • H02H3/40—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 ratio of voltage and current
    • H02H3/402—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 ratio of voltage and current using homopolar quantities
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/08—Limitation or suppression of earth fault currents, e.g. Petersen coil

Landscapes

  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Locating Faults (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
  • Optical Communication System (AREA)
DE60136061T 2000-05-02 2001-04-30 Wendung in kompensierten elektrischen energieverteilungsnetzen Expired - Fee Related DE60136061D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/563,178 US6573726B1 (en) 2000-05-02 2000-05-02 Sensitive ground fault detection system for use in compensated electric power distribution networks
PCT/US2001/014013 WO2001084687A2 (en) 2000-05-02 2001-04-30 Sensitive ground fault detection system for use in compensated electric power distribution networks

Publications (1)

Publication Number Publication Date
DE60136061D1 true DE60136061D1 (de) 2008-11-20

Family

ID=24249419

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60136061T Expired - Fee Related DE60136061D1 (de) 2000-05-02 2001-04-30 Wendung in kompensierten elektrischen energieverteilungsnetzen

Country Status (13)

Country Link
US (1) US6573726B1 (de)
EP (1) EP1279213B1 (de)
KR (1) KR20030010616A (de)
CN (1) CN100454707C (de)
AT (1) ATE410808T1 (de)
AU (2) AU5746201A (de)
BR (1) BRPI0110597B1 (de)
CA (1) CA2409145C (de)
DE (1) DE60136061D1 (de)
MX (1) MXPA02011776A (de)
NZ (1) NZ522555A (de)
WO (1) WO2001084687A2 (de)
ZA (1) ZA200209058B (de)

Families Citing this family (42)

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US6785105B2 (en) * 2002-08-05 2004-08-31 Schweitzer Engineering Laboratories, Inc. Ground fault detection system for ungrounded power systems
US7075308B2 (en) * 2003-03-12 2006-07-11 Rockwell Daniel J Blocking impedance
US7317599B2 (en) * 2004-02-13 2008-01-08 Southern California Edison Company Multifactor adaptive auto-reclosing of high voltage transmission lines
US7180300B2 (en) * 2004-12-10 2007-02-20 General Electric Company System and method of locating ground fault in electrical power distribution system
CN100338472C (zh) * 2005-06-10 2007-09-19 北京四方继保自动化股份有限公司 具有零序电压补偿的零序方向测量方法
EP1870717B1 (de) * 2006-06-20 2014-01-08 ABB Technology AG System und Verfahren zur Bestimmung von Phase-Erde-Admittanzen einer Dreiphasenleitung
US7940054B2 (en) * 2006-10-16 2011-05-10 Schweitzer Engineering Laboratories, Inc. System and method to zero-sequence verify ground return path integrity by comparing measured zero-sequence current in an autotransformer with a second zero-sequence current source
ES2323994B1 (es) * 2006-10-25 2010-05-13 Universidad Del Pais Vasco-Euskal Herriko Unibertsitatea Sistema de proteccion de linea electrica para determinar el sentido en el que se produce una falta.
SE530911C2 (sv) * 2007-03-07 2008-10-14 Hexaformer Ab Transformatoranordning
US8072715B2 (en) * 2008-07-16 2011-12-06 Huntington Ingalls Incorporated Method, apparatus and computer program product for fault protection
US20100123356A1 (en) * 2008-11-14 2010-05-20 General Electric Company Resonance mitigation system and method
US8717725B2 (en) 2010-12-02 2014-05-06 Schweitzer Engineering Laboratories Inc Dual-comparator restricted earth fault protection
CN102121960B (zh) * 2011-02-17 2013-01-02 长春吉致科技发展有限公司 铁路配电网自闭贯通线路智能故障判断装置
SE536143C2 (sv) * 2011-06-14 2013-05-28 Dlaboratory Sweden Ab Metod för att detektera jordfel i trefas elkraftdistributionsnät
US8827017B2 (en) 2012-03-30 2014-09-09 Thermo King Corporation Vehicle or environment-controlled unit having a multiphase alternator with a protected high-voltage bus
CN103208788B (zh) * 2013-03-08 2015-11-04 李景禄 智能动态配电网中性点接地方法与成套装置
US9128140B2 (en) 2013-09-16 2015-09-08 Schweitzer Engineering Laboratories, Inc. Detection of a fault in an ungrounded electric power distribution system
CN103560501A (zh) * 2013-11-19 2014-02-05 上海翱辰电气科技有限公司 可控型小电阻消弧装置和方法
CN104267307B (zh) * 2014-10-22 2017-02-08 重庆市防雷中心 接地装置及等电位连接故障远程监控***
CN104614642B (zh) * 2015-01-27 2018-05-25 国家电网公司 一种小电流接地选线方法
US10340684B2 (en) * 2015-04-17 2019-07-02 Schweitzer Engineering Laboratiories, Inc. Voltage derivative and zero-sequence broken conductor detection
GB201522489D0 (en) * 2015-12-21 2016-02-03 Rolls Royce Plc Electrical fault location method
RU2612321C1 (ru) * 2016-03-29 2017-03-07 Общество с ограниченной ответственностью Внедренческое предприятие "Наука, техника, бизнес в энергетике" Способ компенсации естественной несимметрии сети с нейтралью, заземлённой через регулируемый дугогасящий реактор
RU2613656C1 (ru) * 2016-03-29 2017-03-21 Общество с ограниченной ответственностью Внедренческое предприятие "Наука, техника, бизнес в энергетике" Компенсационно-симметрирующее устройство
SE539485C2 (sv) 2016-05-20 2017-10-03 Swedish Neutral Holding Ab System och metod för lokalisering av jordfel i kraftnät
RU2646221C1 (ru) * 2016-11-02 2018-03-02 Общество с ограниченной ответственностью "НПП Бреслер" (ООО "НПП Бреслер") Способ настройки компенсации емкостного тока замыкания на землю
WO2019019098A1 (en) * 2017-07-27 2019-01-31 Texas Instruments Incorporated NON-VOLATILE COUNTER SYSTEM, METER CIRCUIT, AND POWER MANAGEMENT CIRCUIT HAVING ISOLATED DYNAMIC AMPLIFIED POWER SUPPLY
US10823777B2 (en) 2018-04-16 2020-11-03 Schweitzer Engineering Laboratories, Inc. Detection and location of broken conductors for transmission lines
US10797632B2 (en) 2018-08-21 2020-10-06 Schweitzer Engineering Laboratories, Inc. Sensitive directional element for generator protection
CN110247401B (zh) * 2019-04-30 2023-04-14 云南电网有限责任公司电力科学研究院 一种可控电压源的电压补偿方法及装置
US11143715B2 (en) 2019-08-15 2021-10-12 Schweitzer Engineering Laboratories, Inc. Broken conductor detection in a multiple-phase electric power delivery system
CN110426601A (zh) * 2019-08-22 2019-11-08 金华电力设计院有限公司 一种不接地光伏***的故障定位方法
US11320495B2 (en) 2019-08-30 2022-05-03 Schweitzer Engineering Laboratories, Inc. Current-based directional element in a power delivery system
US11177645B2 (en) 2019-11-22 2021-11-16 Schweitzer Engineering Laboratories, Inc. Systems and methods for improving restricted earth fault protection
US11398725B2 (en) 2020-04-16 2022-07-26 Southern California Edison Company Circuit for reducing fire hazard risk in a power distribution network
CN111884182B (zh) * 2020-07-20 2022-11-04 国网河北省电力有限公司 一种花瓣状配电网主干线限时电流速断保护加速方法
US12025679B2 (en) 2020-08-28 2024-07-02 Schweitzer Engineering Laboratories, Inc Integrating memory dropout timer
CN112305375B (zh) * 2020-10-26 2023-08-22 西安工程大学 一种谐振接地***高阻接地故障选线方法
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
CN115333054B (zh) * 2022-10-13 2023-01-24 山东达驰阿尔发电气有限公司 一种封闭母线状态控制器
CN115811035B (zh) * 2023-01-29 2023-07-25 国网山西省电力公司电力科学研究院 变压器铁心多点接地电流最优限流阻抗选取装置及方法
US11946966B1 (en) 2023-02-20 2024-04-02 Schweitzer Engineering Laboratories, Inc. Selective stator ground fault protection using positive-sequence voltage reference

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4674002A (en) * 1986-04-08 1987-06-16 Westinghouse Electric Corp. Directional comparison blocking system
FR2663457B1 (fr) * 1990-06-14 1996-06-07 Merlin Gerin Disjoncteur electrique a autoexpansion et a rotation de l'arc.
US5455776A (en) * 1993-09-08 1995-10-03 Abb Power T & D Company Inc. Automatic fault location system
US5790418A (en) * 1995-10-17 1998-08-04 Schweitzer Engineering Laboratories, Inc. Adaptive polarizing memory voltage time constant
US5694281A (en) * 1995-10-20 1997-12-02 Schweitzer Engineering Laboratories, Inc. Zero sequence voltage-polarized directional element for protective relays
US6229679B1 (en) * 1998-12-15 2001-05-08 Macbeth Bruce F. Arc fault circuit interrupter without DC supply

Also Published As

Publication number Publication date
AU2001257462B2 (en) 2005-02-17
KR20030010616A (ko) 2003-02-05
WO2001084687A2 (en) 2001-11-08
MXPA02011776A (es) 2003-10-06
EP1279213B1 (de) 2008-10-08
CA2409145A1 (en) 2001-11-08
US6573726B1 (en) 2003-06-03
AU5746201A (en) 2001-11-12
BRPI0110597B1 (pt) 2015-06-30
ATE410808T1 (de) 2008-10-15
ZA200209058B (en) 2003-11-07
EP1279213A2 (de) 2003-01-29
CA2409145C (en) 2012-02-07
WO2001084687A3 (en) 2002-02-21
CN1441985A (zh) 2003-09-10
CN100454707C (zh) 2009-01-21
BR0110597A (pt) 2003-09-09
NZ522555A (en) 2005-08-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: HEYER, V., DIPL.-PHYS. DR.RER.NAT., PAT.-ANW., 806

8339 Ceased/non-payment of the annual fee