GB0912616D0 - Fault detection and restoration system - Google Patents

Fault detection and restoration system

Info

Publication number
GB0912616D0
GB0912616D0 GB0912616A GB0912616A GB0912616D0 GB 0912616 D0 GB0912616 D0 GB 0912616D0 GB 0912616 A GB0912616 A GB 0912616A GB 0912616 A GB0912616 A GB 0912616A GB 0912616 D0 GB0912616 D0 GB 0912616D0
Authority
GB
United Kingdom
Prior art keywords
fault detection
restoration system
restoration
fault
detection
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
GB0912616A
Other versions
GB2462001A (en
GB2462001B (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.)
SURENET TECHNOLOGY Ltd
Original Assignee
SURENET TECHNOLOGY 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
Priority claimed from GB0813305A external-priority patent/GB0813305D0/en
Priority claimed from GB0905529A external-priority patent/GB0905529D0/en
Application filed by SURENET TECHNOLOGY Ltd filed Critical SURENET TECHNOLOGY Ltd
Publication of GB0912616D0 publication Critical patent/GB0912616D0/en
Publication of GB2462001A publication Critical patent/GB2462001A/en
Application granted granted Critical
Publication of GB2462001B publication Critical patent/GB2462001B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H02H3/02—Details
    • H02H3/06—Details with automatic reconnection
    • H02H3/066—Reconnection being a consequence of eliminating the fault which caused disconnection
    • 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
    • G01R31/085—Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution lines, e.g. overhead
    • 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
    • G01R31/088—Aspects of digital computing
    • 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
    • H02H3/02—Details
    • H02H3/04—Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned
    • H02H3/042—Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned combined with means for locating the fault
    • 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
    • H02H3/26—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents
    • H02H3/28—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus
    • H02H3/30—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus using pilot wires or other signalling channel
GB0912616A 2008-07-21 2009-07-21 Fault detection and restoration system Expired - Fee Related GB2462001B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0813305A GB0813305D0 (en) 2008-07-21 2008-07-21 Fault detection and restoration system
GB0905529A GB0905529D0 (en) 2009-03-31 2009-03-31 Fault detection and restoration system

Publications (3)

Publication Number Publication Date
GB0912616D0 true GB0912616D0 (en) 2009-08-26
GB2462001A GB2462001A (en) 2010-01-27
GB2462001B GB2462001B (en) 2012-05-30

Family

ID=41058249

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0912616A Expired - Fee Related GB2462001B (en) 2008-07-21 2009-07-21 Fault detection and restoration system

Country Status (1)

Country Link
GB (1) GB2462001B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102944809B (en) * 2012-12-04 2015-03-18 广东电网公司东莞供电局 Method for rapidly identifying power grid fault
GB2552143B (en) * 2016-07-06 2020-08-05 Viper Innovations Ltd Test Arrangement
EP3776778B1 (en) * 2018-03-31 2023-10-11 Hitachi Energy Switzerland AG Method and device for protection in a multi-terminal power transmission system
EP4128460A1 (en) * 2020-03-31 2023-02-08 ABB Schweiz AG Self-powered ied for a pole-mounted auto-recloser
CN112415315A (en) * 2020-11-20 2021-02-26 中国电子科技集团公司第二十九研究所 Universal detection method for console

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT377663B (en) * 1981-07-02 1985-04-25 Ampex CIRCUIT ARRANGEMENT FOR FREQUENCY MODULATION
JPH0792489B2 (en) * 1990-10-22 1995-10-09 東京電力株式会社 Disconnection detection device for high-voltage distribution system
US5565783A (en) * 1994-09-29 1996-10-15 Pacific Gas And Electric Company Fault sensor device with radio transceiver

Also Published As

Publication number Publication date
GB2462001A (en) 2010-01-27
GB2462001B (en) 2012-05-30

Similar Documents

Publication Publication Date Title
EP2235806A4 (en) System and method for ground fault detection and interruption
GB2466057B (en) Pipeline protection system
EP2247955A4 (en) Compressor protection and grid fault detection device
EP2243036A4 (en) Systems and methods for detecting activities
EP2082246A4 (en) Cable fault detection
EP2160590A4 (en) Improved interferometric detection system and method
EP2344051A4 (en) Flow restoration systems and methods for use
EP2225360A4 (en) Detection devices and methods
GB2459741B (en) Debugging system and method
EP2132541A4 (en) System and method for photon detection
GB2458152B (en) Lightning detection
GB0606904D0 (en) Electrical Fault Detection
GB2485925B (en) Connection methods and systems
EP2512892A4 (en) Variator fault detection system
GB0812553D0 (en) Connection system and method
IL213321A0 (en) Descenting systems and methods
GB0807095D0 (en) Protection system
EP2307260A4 (en) Rotational testing system
GB201014933D0 (en) Angled-penetrator device and system
GB2462001B (en) Fault detection and restoration system
EP2368303A4 (en) Islanding detection system
GB2448529B (en) Protection system and method
GB2464698B (en) Electrical component fault detection
GB2463454B (en) Shield and system
GB0922710D0 (en) Lightning detection

Legal Events

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

Effective date: 20140721