GB2210218B - Fault locator in an electrical power transmission system - Google Patents

Fault locator in an electrical power transmission system

Info

Publication number
GB2210218B
GB2210218B GB8819225A GB8819225A GB2210218B GB 2210218 B GB2210218 B GB 2210218B GB 8819225 A GB8819225 A GB 8819225A GB 8819225 A GB8819225 A GB 8819225A GB 2210218 B GB2210218 B GB 2210218B
Authority
GB
United Kingdom
Prior art keywords
power transmission
transmission system
electrical power
fault locator
locator
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.)
Expired - Lifetime
Application number
GB8819225A
Other versions
GB2210218A (en
GB8819225D0 (en
Inventor
D Julian Florez Esnal
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.)
Iberduero SA
Original Assignee
Iberduero SA
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 ES8702677A external-priority patent/ES2008219A6/en
Application filed by Iberduero SA filed Critical Iberduero SA
Publication of GB8819225D0 publication Critical patent/GB8819225D0/en
Publication of GB2210218A publication Critical patent/GB2210218A/en
Application granted granted Critical
Publication of GB2210218B publication Critical patent/GB2210218B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G01R31/088—Aspects of digital computing
    • 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

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Locating Faults (AREA)
  • Emergency Protection Circuit Devices (AREA)
GB8819225A 1987-09-17 1988-08-12 Fault locator in an electrical power transmission system Expired - Lifetime GB2210218B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES8702677A ES2008219A6 (en) 1986-10-03 1987-09-17 Apparatus for feeding bar-like workpiece material in a severing machine

Publications (3)

Publication Number Publication Date
GB8819225D0 GB8819225D0 (en) 1988-09-14
GB2210218A GB2210218A (en) 1989-06-01
GB2210218B true GB2210218B (en) 1992-02-12

Family

ID=8252530

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8819225A Expired - Lifetime GB2210218B (en) 1987-09-17 1988-08-12 Fault locator in an electrical power transmission system

Country Status (4)

Country Link
DE (1) DE3829955A1 (en)
FR (1) FR2620828A1 (en)
GB (1) GB2210218B (en)
IT (1) IT1226998B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IES970641A2 (en) 1997-08-28 1999-02-24 Electricity Supply Board Fault detection apparatus and method of detecting faults in an electrical distribution network
ATA194698A (en) * 1998-11-20 2001-11-15 Adaptive Regelsysteme Ges M B METHOD FOR DETERMINING THE EARTHED BRANCH
GB0907085D0 (en) * 2009-04-24 2009-06-03 Schneider Electric Ltd System and method for locating earth faults

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4107778A (en) * 1976-02-18 1978-08-15 Hitachi, Ltd. Digital fault-location calculation system
GB2036478A (en) * 1978-10-30 1980-06-25 Tokyo Shibaura Electric Co Method for locating a fault point on a transmission line
GB2037508A (en) * 1978-11-13 1980-07-09 Tokyo Electric Power Co Locating a fault in a transmission line
EP0147604A1 (en) * 1983-11-24 1985-07-10 Kabushiki Kaisha Toshiba Digital protective relay system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4362986A (en) * 1980-10-14 1982-12-07 Electric Power Research Institute, Inc. Method and means for monitoring faults in an electric power system and the like
SE433405B (en) * 1982-09-14 1984-05-21 Asea Ab PROCEDURE AND DEVICE FOR LOCATING A FAILURE ON A THREE-PHASE POWER CORD
FR2538122A1 (en) * 1982-12-16 1984-06-22 Enertec Improvement to methods and devices for determining a parameter associated with a faulty electric line

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4107778A (en) * 1976-02-18 1978-08-15 Hitachi, Ltd. Digital fault-location calculation system
GB2036478A (en) * 1978-10-30 1980-06-25 Tokyo Shibaura Electric Co Method for locating a fault point on a transmission line
GB2037508A (en) * 1978-11-13 1980-07-09 Tokyo Electric Power Co Locating a fault in a transmission line
EP0147604A1 (en) * 1983-11-24 1985-07-10 Kabushiki Kaisha Toshiba Digital protective relay system

Also Published As

Publication number Publication date
FR2620828A1 (en) 1989-03-24
GB2210218A (en) 1989-06-01
DE3829955A1 (en) 1989-03-30
GB8819225D0 (en) 1988-09-14
IT1226998B (en) 1991-03-05
IT8821897A0 (en) 1988-09-09

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Legal Events

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

Effective date: 19920812