GB201401826D0 - System and method for locating insulation faults - Google Patents

System and method for locating insulation faults

Info

Publication number
GB201401826D0
GB201401826D0 GBGB1401826.1A GB201401826A GB201401826D0 GB 201401826 D0 GB201401826 D0 GB 201401826D0 GB 201401826 A GB201401826 A GB 201401826A GB 201401826 D0 GB201401826 D0 GB 201401826D0
Authority
GB
United Kingdom
Prior art keywords
insulation faults
locating insulation
locating
faults
insulation
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.)
Granted
Application number
GBGB1401826.1A
Other versions
GB2507894B (en
GB2507894A (en
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.)
Schneider Electric Ltd
Original Assignee
Schneider Electric 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 Schneider Electric Ltd filed Critical Schneider Electric Ltd
Publication of GB201401826D0 publication Critical patent/GB201401826D0/en
Publication of GB2507894A publication Critical patent/GB2507894A/en
Application granted granted Critical
Publication of GB2507894B publication Critical patent/GB2507894B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • G01R31/08—Locating faults in cables, transmission lines, or networks
    • 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
GB1401826.1A 2009-04-24 2010-01-29 System and method for locating insulation faults Expired - Fee Related GB2507894B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0907085.5A GB0907085D0 (en) 2009-04-24 2009-04-24 System and method for locating earth faults
GB1001420.7A GB2469706B (en) 2009-04-24 2010-01-29 System and method for locating insulation faults

Publications (3)

Publication Number Publication Date
GB201401826D0 true GB201401826D0 (en) 2014-03-19
GB2507894A GB2507894A (en) 2014-05-14
GB2507894B GB2507894B (en) 2014-07-09

Family

ID=40774928

Family Applications (4)

Application Number Title Priority Date Filing Date
GBGB0907085.5A Ceased GB0907085D0 (en) 2009-04-24 2009-04-24 System and method for locating earth faults
GB1001420.7A Expired - Fee Related GB2469706B (en) 2009-04-24 2010-01-29 System and method for locating insulation faults
GB1401827.9A Expired - Fee Related GB2507895B (en) 2009-04-24 2010-01-29 System and method for locating insulation faults
GB1401826.1A Expired - Fee Related GB2507894B (en) 2009-04-24 2010-01-29 System and method for locating insulation faults

Family Applications Before (3)

Application Number Title Priority Date Filing Date
GBGB0907085.5A Ceased GB0907085D0 (en) 2009-04-24 2009-04-24 System and method for locating earth faults
GB1001420.7A Expired - Fee Related GB2469706B (en) 2009-04-24 2010-01-29 System and method for locating insulation faults
GB1401827.9A Expired - Fee Related GB2507895B (en) 2009-04-24 2010-01-29 System and method for locating insulation faults

Country Status (1)

Country Link
GB (4) GB0907085D0 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103376388A (en) * 2012-04-20 2013-10-30 北京维益埃电气股份有限公司 Device for testing cable
RU2645774C1 (en) * 2017-02-13 2018-02-28 Сергей Григорьевич Кузовников Device for diagnostics of overhead power lines
GB2600207B (en) * 2021-06-18 2023-05-10 Viper Innovations Ltd Remote calculation of earth connection impedance

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2620828A1 (en) * 1987-09-17 1989-03-24 Iberduero Sa FAULT LOCATOR ON AN ELECTRIC POWER TRANSMISSION SYSTEM
JP2576299B2 (en) * 1991-03-07 1997-01-29 株式会社日立製作所 Distribution line micro-ground fault detector
JPH04334928A (en) * 1991-05-10 1992-11-24 Yaskawa Electric Corp Detecting method for ground-fault position of power distribution line
JPH05264637A (en) * 1992-03-17 1993-10-12 Ngk Insulators Ltd Device for detecting disconnection of strand of overhead earth-wire
US5644238A (en) * 1995-06-07 1997-07-01 Seifert; Gregory J. Method and apparatus for comparing load current in an electrical circuit with the capacity of its supply source
JPH11202017A (en) * 1998-01-19 1999-07-30 Furukawa Electric Co Ltd:The Operation confirming method of fault point orientating apparatus for power cable line
JP2000292475A (en) * 1999-03-31 2000-10-20 Miwa Electric Co Ltd Method and apparatus for detecting ground fault accident of underground branch transmission line nd apparatus
JP2000333362A (en) * 1999-05-19 2000-11-30 Mitsubishi Electric Corp Distribution controller
SE526446C2 (en) * 2003-03-05 2005-09-13 Jan Berggren Detection of earth faults in three-phase system
DE102004008994B4 (en) * 2004-02-20 2005-12-22 Becker, Wolf, Dipl.-Ing. Error diagnosis process in high voltage networks determines error affected phase then earths a non affected phase and finds distance to the fault by impedance measurement
US7180300B2 (en) * 2004-12-10 2007-02-20 General Electric Company System and method of locating ground fault in electrical power distribution system
US7301739B2 (en) * 2005-10-12 2007-11-27 Chevron U.S.A. Inc. Ground-fault circuit-interrupter system for three-phase electrical power systems
FR2902887B1 (en) * 2006-06-23 2008-08-01 Schneider Electric Ind Sas DIRECTIONAL DETECTION METHOD FOR EARTH FAULT AND DEVICE FOR IMPLEMENTING SAME
US9377498B2 (en) * 2006-12-11 2016-06-28 Electrical Grid Monitoring Ltd. Fault prediction in electronic transmission networks
CN201004074Y (en) * 2007-02-13 2008-01-09 武汉中原电子信息公司 Multi-functional power theft prevention real time measurement and recording device
DE112007003573A5 (en) * 2007-05-08 2010-04-15 Siemens Aktiengesellschaft A method for determining an earth impedance indicative setting value and measuring device
DE502007005807D1 (en) * 2007-07-24 2011-01-05 Siemens Ag PROCEDURE FOR LOCATING A ERD ERROR AFTER THE DISTANCE
RU2480777C2 (en) * 2008-07-18 2013-04-27 Абб Текнолоджи Аг Method and device to detect locations of transmission lines damage with longitudinal compensation

Also Published As

Publication number Publication date
GB2507894B (en) 2014-07-09
GB2469706B (en) 2014-06-18
GB2507895A (en) 2014-05-14
GB2469706A (en) 2010-10-27
GB2507894A (en) 2014-05-14
GB201001420D0 (en) 2010-03-17
GB0907085D0 (en) 2009-06-03
GB2507895B (en) 2014-08-06
GB201401827D0 (en) 2014-03-19

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20210129