ATE372521T1 - Fehlererkennung an versorgungsleitungen - Google Patents

Fehlererkennung an versorgungsleitungen

Info

Publication number
ATE372521T1
ATE372521T1 AT00300150T AT00300150T ATE372521T1 AT E372521 T1 ATE372521 T1 AT E372521T1 AT 00300150 T AT00300150 T AT 00300150T AT 00300150 T AT00300150 T AT 00300150T AT E372521 T1 ATE372521 T1 AT E372521T1
Authority
AT
Austria
Prior art keywords
line
values
current
voltage
fault
Prior art date
Application number
AT00300150T
Other languages
English (en)
Inventor
Philip J Moore
Original Assignee
Areva T & D Uk Ltd
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 Areva T & D Uk Ltd filed Critical Areva T & D Uk Ltd
Application granted granted Critical
Publication of ATE372521T1 publication Critical patent/ATE372521T1/de

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
    • H02H3/40—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
    • 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
    • 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
    • H02H3/44—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 the rate of change of electrical quantities

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Locating Faults (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Communication Control (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Power Steering Mechanism (AREA)
  • Testing Or Measuring Of Semiconductors Or The Like (AREA)
AT00300150T 1999-01-13 2000-01-11 Fehlererkennung an versorgungsleitungen ATE372521T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9900665A GB2345810B (en) 1999-01-13 1999-01-13 Fault-detection apparatus

Publications (1)

Publication Number Publication Date
ATE372521T1 true ATE372521T1 (de) 2007-09-15

Family

ID=10845893

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00300150T ATE372521T1 (de) 1999-01-13 2000-01-11 Fehlererkennung an versorgungsleitungen

Country Status (7)

Country Link
US (1) US6601001B1 (de)
EP (1) EP1020729B1 (de)
CN (1) CN100360949C (de)
AT (1) ATE372521T1 (de)
CA (1) CA2295342C (de)
DE (1) DE60036239T2 (de)
GB (1) GB2345810B (de)

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EP3369150B8 (de) * 2015-10-30 2022-01-05 Hitachi Energy Switzerland AG Verfahren und system zum schutz in einer gemischten leitung
US9984818B2 (en) 2015-12-04 2018-05-29 Sentient Energy, Inc. Current harvesting transformer with protection from high currents
CN117970025A (zh) 2016-04-14 2024-05-03 日立能源有限公司 用于电力传输***的线路保护中的故障检测的方法、***和设备
US10634733B2 (en) 2016-11-18 2020-04-28 Sentient Energy, Inc. Overhead power line sensor
NO20161993A1 (en) 2016-12-15 2018-04-09 Wirescan As Method for measuring an impedance of an electric cable, a coupler arrangement and uses thereof
EP3571516B1 (de) * 2017-01-22 2021-12-08 Hitachi Energy Switzerland AG Verfahren und steuervorrichtung zur fehlerrichtungserkennung
CN109923423B (zh) * 2017-06-15 2022-02-22 日立能源瑞士股份公司 用于故障检测的方法、***和设备
US10677834B2 (en) 2018-09-14 2020-06-09 Schweitzer Engineering Laboratories, Inc. Distance protection of electric power delivery systems using time domain and frequency domain
US11476674B2 (en) 2018-09-18 2022-10-18 Sentient Technology Holdings, LLC Systems and methods to maximize power from multiple power line energy harvesting devices
US11041915B2 (en) 2018-09-18 2021-06-22 Sentient Technology Holdings, LLC Disturbance detecting current sensor
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Also Published As

Publication number Publication date
US6601001B1 (en) 2003-07-29
CA2295342C (en) 2009-12-22
DE60036239D1 (de) 2007-10-18
DE60036239T2 (de) 2008-06-05
EP1020729A3 (de) 2001-07-18
GB2345810B (en) 2003-07-23
CN100360949C (zh) 2008-01-09
EP1020729A2 (de) 2000-07-19
CA2295342A1 (en) 2000-07-13
GB9900665D0 (en) 1999-03-03
EP1020729B1 (de) 2007-09-05
GB2345810A (en) 2000-07-19
CN1261672A (zh) 2000-08-02

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Legal Events

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