PT932235E - Elemento direccional - Google Patents

Elemento direccional

Info

Publication number
PT932235E
PT932235E PT99302513T PT99302513T PT932235E PT 932235 E PT932235 E PT 932235E PT 99302513 T PT99302513 T PT 99302513T PT 99302513 T PT99302513 T PT 99302513T PT 932235 E PT932235 E PT 932235E
Authority
PT
Portugal
Prior art keywords
directional element
directional
zero sequence
polarized
elements
Prior art date
Application number
PT99302513T
Other languages
English (en)
Inventor
Jeffrey B Roberts
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 PT932235E publication Critical patent/PT932235E/pt

Links

Classifications

    • 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
    • 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
    • H02H3/006—Calibration or setting of parameters

Landscapes

  • Emergency Protection Circuit Devices (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Details Of Aerials (AREA)
  • Semiconductor Lasers (AREA)
  • Locating Faults (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
PT99302513T 1995-10-20 1996-10-11 Elemento direccional PT932235E (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/546,224 US5694281A (en) 1995-10-20 1995-10-20 Zero sequence voltage-polarized directional element for protective relays

Publications (1)

Publication Number Publication Date
PT932235E true PT932235E (pt) 2002-11-29

Family

ID=24179417

Family Applications (2)

Application Number Title Priority Date Filing Date
PT99302513T PT932235E (pt) 1995-10-20 1996-10-11 Elemento direccional
PT96307413T PT769836E (pt) 1995-10-20 1996-10-11 Elemento direccional

Family Applications After (1)

Application Number Title Priority Date Filing Date
PT96307413T PT769836E (pt) 1995-10-20 1996-10-11 Elemento direccional

Country Status (8)

Country Link
US (1) US5694281A (pt)
EP (2) EP0932235B1 (pt)
CN (2) CN1331290C (pt)
AT (2) ATE223626T1 (pt)
DE (2) DE69623350T2 (pt)
DK (2) DK0769836T3 (pt)
ES (2) ES2182954T3 (pt)
PT (2) PT932235E (pt)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6573726B1 (en) * 2000-05-02 2003-06-03 Schweitzer Engineering Laboratories, Inc. Sensitive ground fault detection system for use in compensated electric power distribution networks
US6741943B2 (en) * 2001-09-13 2004-05-25 Abb Power Automation Ltd. Crossover fault classification for power lines with parallel circuits
US6738719B2 (en) * 2001-09-13 2004-05-18 Abb Power Automation Ltd. Crossover fault classification for power lines with parallel circuits
US6760670B2 (en) * 2001-09-13 2004-07-06 Abb Power Automation Ltd. Crossover fault classification for power lines with parallel circuits
US6721670B2 (en) 2001-09-13 2004-04-13 Abb Power Automation Ltd. Crossover fault classification for power lines with parallel circuits
US6721671B2 (en) * 2001-10-24 2004-04-13 Schweitzer Engineering Laboratories, Inc. Directional element to determine faults on ungrounded power systems
JP3830824B2 (ja) * 2002-01-28 2006-10-11 株式会社東芝 ディジタル形方向継電器
US6785105B2 (en) * 2002-08-05 2004-08-31 Schweitzer Engineering Laboratories, Inc. Ground fault detection system for ungrounded power systems
EP1884005A1 (en) * 2005-05-13 2008-02-06 ABB Technology AG Method and apparatus for improving operational reliability during a loss of a phase voltage
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
CN100409019C (zh) * 2005-06-10 2008-08-06 北京四方继保自动化股份有限公司 具有负序反方向闭锁的零序方向测量元件
CN100365900C (zh) * 2005-10-13 2008-01-30 西安交通大学 一种电力系统高压输电线路零序方向的保护方法
CN100444493C (zh) * 2005-12-28 2008-12-17 长沙理工大学 一种自适应接地阻抗继电器
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.
ES2308913B1 (es) 2007-02-14 2009-10-23 Universidad Del Pais Vasco-Euskal Herriko Unibertsitatea Proteccion de linea electrica para determinar el sentido en el que se produce una falta.
US7856327B2 (en) * 2007-10-09 2010-12-21 Schweitzer Engineering Laboratories, Inc. State and topology processor
US8321162B2 (en) * 2007-10-09 2012-11-27 Schweitzer Engineering Laboratories Inc Minimizing circulating current using time-aligned data
US8405944B2 (en) * 2007-10-09 2013-03-26 Schweitzer Engineering Laboratories Inc Distributed bus differential protection using time-stamped data
US8072715B2 (en) * 2008-07-16 2011-12-06 Huntington Ingalls Incorporated Method, apparatus and computer program product for fault protection
WO2011029464A1 (de) * 2009-09-09 2011-03-17 Siemens Aktiengesellschaft Fehlererkennung in energieversorgungsnetzen mit ungeerdetem oder gelöschtem sternpunkt
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
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
US10310480B2 (en) 2010-08-24 2019-06-04 Schweitzer Engineering Laboratories, Inc. Systems and methods for under-frequency 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
US9128130B2 (en) 2011-09-15 2015-09-08 Schweitzer Engineering Laboratories, Inc. Systems and methods for synchronizing distributed generation systems
CN102692571A (zh) * 2012-04-27 2012-09-26 国电南瑞科技股份有限公司 变压器相过流保护方向元件的判别方法
CN102646967B (zh) * 2012-05-04 2014-12-17 清华大学 一种配电线路不对称故障继电保护方法
US10261567B2 (en) * 2013-05-21 2019-04-16 Schweitzer Engineering Laboratories, Inc. Automatically configurable intelligent electronic device
US9128140B2 (en) 2013-09-16 2015-09-08 Schweitzer Engineering Laboratories, Inc. Detection of a fault in an ungrounded electric power distribution system
CN103595032B (zh) * 2013-11-21 2018-01-23 国家电网公司 用于不换位同塔双回线路的零序方向元件闭锁的方法
CN104142452B (zh) * 2014-07-28 2016-09-28 国家电网公司 基于两个单相电压互感器提取配电网单相接地时的零序电压的方法
AU2015355078B2 (en) 2014-12-01 2020-11-12 S&C Electric Company Fault detection and direction determination
US9798342B2 (en) 2015-02-23 2017-10-24 Schweitzer Engineering Laboratories, Inc. Detection and correction of fault induced delayed voltage recovery
CN105337256B (zh) * 2015-11-23 2018-07-06 西安交通大学 一种用于同塔双回线路的零序电压补偿元件闭锁方法
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
US10312694B2 (en) 2017-06-23 2019-06-04 Schweitzer Engineering Laboratories, Inc. Mode-based output synchronization using relays and a common time source
US11435409B2 (en) 2018-01-09 2022-09-06 Rensselaer Polytechnic Institute Temporary overvoltage and ground fault overvoltage protection based on arrester current measurement and analysis
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
CN113687267B (zh) * 2021-09-14 2023-08-04 广东电网有限责任公司 一种高阻接地故障方向检测方法、系统、设备及存储介质
US12244135B2 (en) 2021-12-01 2025-03-04 Schweitzer Engineering Laboratories, Inc. Differential protection using instrument transformer signal transducers
US12418168B2 (en) 2023-01-25 2025-09-16 Schweitzer Engineering Laboratories, Inc. High-impedance differential protection using a diversity of signals
US12218694B2 (en) 2023-04-05 2025-02-04 Schweitzer Engineering Laboratories, Inc. Bit pattern sequence compressor

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4453191A (en) * 1982-07-29 1984-06-05 General Electric Company Overvoltage directional relay
US4686601A (en) * 1985-10-02 1987-08-11 General Electric Company Ground distance relay for AC power transmission line protection
US5349490A (en) * 1992-10-15 1994-09-20 Schweitzer Engineering Laboratories, Inc. Negative sequence directional element for a relay useful in protecting power transmission lines
CN2149042Y (zh) * 1993-03-04 1993-12-08 邹翀宇 三相电源反相相序自动调整器
CN2172911Y (zh) * 1993-12-28 1994-07-27 北京开关厂通用电气自动化研究所 功率方向继电器

Also Published As

Publication number Publication date
ATE223117T1 (de) 2002-09-15
ES2182458T3 (es) 2003-03-01
EP0769836A2 (en) 1997-04-23
EP0769836B1 (en) 2002-09-04
CN1154586A (zh) 1997-07-16
EP0932235B1 (en) 2002-08-28
DE69623406T2 (de) 2003-05-22
EP0932235A2 (en) 1999-07-28
CN1331290C (zh) 2007-08-08
EP0932235A3 (en) 2000-03-08
CN1068145C (zh) 2001-07-04
CN1332506A (zh) 2002-01-23
ES2182954T3 (es) 2003-03-16
DE69623406D1 (de) 2002-10-10
EP0769836A3 (en) 1997-06-18
DK0769836T3 (da) 2002-10-07
PT769836E (pt) 2002-12-31
DE69623350T2 (de) 2003-04-10
DK0932235T3 (da) 2002-10-07
DE69623350D1 (de) 2002-10-02
US5694281A (en) 1997-12-02
ATE223626T1 (de) 2002-09-15

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