IT1226998B - TROUBLESHOOTING IN AN ELECTRICITY TRANSMISSION SYSTEM. - Google Patents

TROUBLESHOOTING IN AN ELECTRICITY TRANSMISSION SYSTEM.

Info

Publication number
IT1226998B
IT1226998B IT8821897A IT2189788A IT1226998B IT 1226998 B IT1226998 B IT 1226998B IT 8821897 A IT8821897 A IT 8821897A IT 2189788 A IT2189788 A IT 2189788A IT 1226998 B IT1226998 B IT 1226998B
Authority
IT
Italy
Prior art keywords
troubleshooting
transmission system
electricity transmission
electricity
transmission
Prior art date
Application number
IT8821897A
Other languages
Italian (it)
Other versions
IT8821897A0 (en
Inventor
Julian Florez Esnal
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 IT8821897A0 publication Critical patent/IT8821897A0/en
Application granted granted Critical
Publication of IT1226998B publication Critical patent/IT1226998B/en

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)
IT8821897A 1987-09-17 1988-09-09 TROUBLESHOOTING IN AN ELECTRICITY TRANSMISSION SYSTEM. IT1226998B (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 (2)

Publication Number Publication Date
IT8821897A0 IT8821897A0 (en) 1988-09-09
IT1226998B true IT1226998B (en) 1991-03-05

Family

ID=8252530

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8821897A IT1226998B (en) 1987-09-17 1988-09-09 TROUBLESHOOTING IN AN ELECTRICITY 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

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52100149A (en) * 1976-02-18 1977-08-22 Tokyo Electric Power Co Inc:The Digital failure point evaluating unit
JPS5829471B2 (en) * 1978-10-30 1983-06-22 東京電力株式会社 Accident point determination method
JPS5830554B2 (en) * 1978-11-13 1983-06-29 東京電力株式会社 Fault point location method for power line fault detection and power line protection
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
JPS60113615A (en) * 1983-11-24 1985-06-20 株式会社東芝 Digital protecting relaying unit

Also Published As

Publication number Publication date
GB2210218B (en) 1992-02-12
FR2620828A1 (en) 1989-03-24
GB2210218A (en) 1989-06-01
IT8821897A0 (en) 1988-09-09
DE3829955A1 (en) 1989-03-30
GB8819225D0 (en) 1988-09-14

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