ZA200300375B - System for protection zone selection in microprocessor-based relays in an electric power system. - Google Patents

System for protection zone selection in microprocessor-based relays in an electric power system. Download PDF

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Publication number
ZA200300375B
ZA200300375B ZA200300375A ZA200300375A ZA200300375B ZA 200300375 B ZA200300375 B ZA 200300375B ZA 200300375 A ZA200300375 A ZA 200300375A ZA 200300375 A ZA200300375 A ZA 200300375A ZA 200300375 B ZA200300375 B ZA 200300375B
Authority
ZA
South Africa
Prior art keywords
bus
arrangement
zone
edges
protection
Prior art date
Application number
ZA200300375A
Other languages
English (en)
Inventor
Bai-Lin Qin
Armando Guzman-Casillas
Original Assignee
Schweitzer Engineering Lab 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 Lab Inc filed Critical Schweitzer Engineering Lab Inc
Publication of ZA200300375B publication Critical patent/ZA200300375B/en

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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
    • H02H1/0092—Details of emergency protective circuit arrangements concerning the data processing means, e.g. expert systems, neural networks
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B9/00—Safety arrangements
    • G05B9/02—Safety arrangements electric
    • 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
    • H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured

Landscapes

  • Engineering & Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Evolutionary Computation (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
ZA200300375A 2000-06-26 2003-01-14 System for protection zone selection in microprocessor-based relays in an electric power system. ZA200300375B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/603,824 US6411865B1 (en) 2000-06-26 2000-06-26 System for protection zone selection in microprocessor-based relays in an electric power system

Publications (1)

Publication Number Publication Date
ZA200300375B true ZA200300375B (en) 2004-01-22

Family

ID=24417067

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200300375A ZA200300375B (en) 2000-06-26 2003-01-14 System for protection zone selection in microprocessor-based relays in an electric power system.

Country Status (11)

Country Link
US (1) US6411865B1 (fr)
EP (1) EP1311912A4 (fr)
KR (1) KR20030012899A (fr)
CN (1) CN1241075C (fr)
AU (2) AU6704701A (fr)
BR (1) BR0111974A (fr)
CA (1) CA2413708C (fr)
MX (1) MXPA02012946A (fr)
NZ (1) NZ523648A (fr)
WO (1) WO2002001324A2 (fr)
ZA (1) ZA200300375B (fr)

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US7747356B2 (en) 2002-02-25 2010-06-29 General Electric Company Integrated protection, monitoring, and control system
DE10213845B4 (de) * 2002-03-27 2005-10-20 Siemens Ag Anordnung zur elektrischen Energieversorgung eines Verbrauchers mittels einer zweigeteilten Übertragungsstrecke
US7986503B2 (en) * 2003-01-06 2011-07-26 General Electric Company Circuit protection system
US7039822B2 (en) * 2003-02-27 2006-05-02 Promos Technologies Inc. Integrated circuit memory architecture with selectively offset data and address delays to minimize skew and provide synchronization of signals at the input/output section
US20060141481A1 (en) * 2004-12-27 2006-06-29 Mariani Brian D HSV-1 and HSV-2 primers and probes
US20060152866A1 (en) * 2005-01-13 2006-07-13 Gabriel Benmouyal System for maintaining fault-type selection during an out-of-step condition
US7196884B2 (en) * 2005-03-02 2007-03-27 Schweitzer Engineering Laboratories, Inc. Apparatus and method for detecting the loss of a current transformer connection coupling a current differential relay to an element of a power system
US7345863B2 (en) * 2005-07-14 2008-03-18 Schweitzer Engineering Laboratories, Inc. Apparatus and method for identifying a loss of a current transformer signal in a power system
US20070159746A1 (en) 2005-12-30 2007-07-12 General Electric Company Centrally controlled protection systems having reduced energy let-through mode
US8032260B2 (en) * 2005-11-30 2011-10-04 General Electric Company Method and system for controlling a power distribution system
FR2907760B1 (fr) * 2006-10-25 2009-06-12 Airbus France Sas Systeme et procede d'alimentation en puissance a bord d'un aeronef.
WO2009048972A1 (fr) * 2007-10-09 2009-04-16 Schweitzer Engineering Laboratories, Inc. Dispositif de surveillance d'un courant de défaut traversant d'un transformateur
US8405944B2 (en) * 2007-10-09 2013-03-26 Schweitzer Engineering Laboratories Inc Distributed bus differential protection using time-stamped data
US8321162B2 (en) * 2007-10-09 2012-11-27 Schweitzer Engineering Laboratories Inc Minimizing circulating current using time-aligned data
US7856327B2 (en) * 2007-10-09 2010-12-21 Schweitzer Engineering Laboratories, Inc. State and topology processor
US7903381B2 (en) * 2008-03-11 2011-03-08 Schweitzer Engineering Laboratories, Inc. Negative sequence differential element
GB0806729D0 (en) * 2008-04-14 2008-05-14 Univ Strathclyde Self organising unit protection
US8706309B2 (en) 2010-04-10 2014-04-22 Schweitzer Engineering Laboratories Inc Systems and method for obtaining a load model and related parameters based on load dynamics
US10310480B2 (en) 2010-08-24 2019-06-04 Schweitzer Engineering Laboratories, Inc. Systems and methods for under-frequency blackout protection
US9008850B2 (en) 2010-08-24 2015-04-14 Schweitzer Engineering Laboratories, Inc. Systems and methods for under-frequency blackout protection
US8965592B2 (en) 2010-08-24 2015-02-24 Schweitzer Engineering Laboratories, Inc. Systems and methods for blackout protection
US8792217B2 (en) 2010-09-15 2014-07-29 Schweitzer Engineering Laboratories Inc Systems and methods for protection of components in electrical power delivery systems
CN101976840B (zh) * 2010-10-15 2012-11-07 大连海事大学 基于邻接矩阵准平方的电力系统网络拓扑分析方法
US8717725B2 (en) 2010-12-02 2014-05-06 Schweitzer Engineering Laboratories Inc Dual-comparator restricted earth fault protection
CN102253292B (zh) * 2011-05-20 2013-04-10 重庆市电力公司电力科学研究院 基于rtds的线路继电保护装置功能试验平台及方法
EP2721702B8 (fr) * 2011-06-20 2019-09-25 ABB Schweiz AG Procédé et dispositif de sélection de zone de protection dans un agencement à barres omnibus multiples
US9128130B2 (en) 2011-09-15 2015-09-08 Schweitzer Engineering Laboratories, Inc. Systems and methods for synchronizing distributed generation systems
CN102545176B (zh) * 2012-02-17 2014-03-05 黑龙江省电力有限公司 一种广域差动组合ct电流取向方法
CN102866310B (zh) * 2012-07-18 2015-03-04 广东电网公司电力科学研究院 一种电力系统线路保护装置柔性仿真测试平台
US9128140B2 (en) 2013-09-16 2015-09-08 Schweitzer Engineering Laboratories, Inc. Detection of a fault in an ungrounded electric power distribution system
US9798342B2 (en) 2015-02-23 2017-10-24 Schweitzer Engineering Laboratories, Inc. Detection and correction of fault induced delayed voltage recovery
US9906041B2 (en) 2016-03-16 2018-02-27 Schweitzer Engineering Laboratories, Inc. Decentralized generator control
US9912158B2 (en) 2016-03-16 2018-03-06 Schweitzer Engineering Laboratories, Inc. Decentralized generator control
US10135250B2 (en) 2016-05-25 2018-11-20 Schweitzer Engineering Laboratories, Inc. Inertia compensated load tracking in electrical power systems
US10495680B2 (en) 2017-06-14 2019-12-03 Schweitzer Engineering Laboratories, Inc. Systems and methods for detecting current transformer ultrasaturation to enhance relay security and dependability
US10312694B2 (en) 2017-06-23 2019-06-04 Schweitzer Engineering Laboratories, Inc. Mode-based output synchronization using relays and a common time source
US10381835B1 (en) 2018-02-09 2019-08-13 Schweitzer Engineering Laboratories, Inc. Electric power generator selection, shedding, and runback for power system stability
US10476268B2 (en) 2018-02-09 2019-11-12 Schweitzer Engineering Laboratories, Inc. Optimized decoupling and load shedding
US10859639B2 (en) 2018-10-02 2020-12-08 Schweitzer Engineering Laboratories, Inc. Fault-type identification in an electric power delivery system using composite signals
US11177645B2 (en) 2019-11-22 2021-11-16 Schweitzer Engineering Laboratories, Inc. Systems and methods for improving restricted earth fault protection
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
CN117096817B (zh) * 2023-10-12 2024-03-26 南方电网数字电网研究院有限公司 继电器、继电器修复方法、装置、计算机设备

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JP3364826B2 (ja) * 1997-02-24 2003-01-08 株式会社日立製作所 配電系統構成の作成方法及び装置
US6008971A (en) * 1998-03-23 1999-12-28 Electric Boat Corporation Fault protection arrangement for electric power distribution systems
FR2817045A1 (fr) * 2000-11-17 2002-05-24 Alstom Systeme de protection numerique a reconnaissance automatique de schema de jeu de barres dans un reseau electrique haute ou moyenne tension

Also Published As

Publication number Publication date
CN1241075C (zh) 2006-02-08
NZ523648A (en) 2004-02-27
US6411865B1 (en) 2002-06-25
AU6704701A (en) 2002-01-08
AU2001267047B8 (en) 2006-04-13
KR20030012899A (ko) 2003-02-12
WO2002001324A2 (fr) 2002-01-03
AU2001267047B9 (en) 2006-04-13
EP1311912A4 (fr) 2007-10-24
CN1443316A (zh) 2003-09-17
AU2001267047B2 (en) 2005-12-15
BR0111974A (pt) 2003-10-28
CA2413708A1 (fr) 2002-01-03
WO2002001324A3 (fr) 2002-06-13
CA2413708C (fr) 2011-05-31
MXPA02012946A (es) 2004-04-02
EP1311912A2 (fr) 2003-05-21

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