NO791815L - PROCEDURE AND APPARATUS FOR AA MEASUREMENT AND INDICATE THE DISTANCE TO AN INCIDENTAL SHORT CIRCUIT OR SIMILAR LINE ERROR ON AN AC POWER LINE - Google Patents

PROCEDURE AND APPARATUS FOR AA MEASUREMENT AND INDICATE THE DISTANCE TO AN INCIDENTAL SHORT CIRCUIT OR SIMILAR LINE ERROR ON AN AC POWER LINE

Info

Publication number
NO791815L
NO791815L NO791815A NO791815A NO791815L NO 791815 L NO791815 L NO 791815L NO 791815 A NO791815 A NO 791815A NO 791815 A NO791815 A NO 791815A NO 791815 L NO791815 L NO 791815L
Authority
NO
Norway
Prior art keywords
indicate
procedure
measurement
distance
short circuit
Prior art date
Application number
NO791815A
Other languages
Norwegian (no)
Other versions
NO144612C (en
NO144612B (en
Inventor
Hans Hoel
Original Assignee
Aktuell As
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 Aktuell As filed Critical Aktuell As
Priority to NO791815A priority Critical patent/NO144612C/en
Priority to FI801723A priority patent/FI801723A/en
Priority to PCT/NO1980/000019 priority patent/WO1980002748A1/en
Publication of NO791815L publication Critical patent/NO791815L/en
Priority to EP80901013A priority patent/EP0029439A1/en
Priority to SE8100748A priority patent/SE426104B/en
Publication of NO144612B publication Critical patent/NO144612B/en
Publication of NO144612C publication Critical patent/NO144612C/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
    • G01R31/081—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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Locating Faults (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
NO791815A 1979-05-31 1979-05-31 APPARATUS FOR AA MEASUREMENT AND INDICATE THE DISTANCE TO AN INCIDENTAL SHORT CIRCUIT OR SIMILAR LINE ERROR ON AN AC POWER LINE NO144612C (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
NO791815A NO144612C (en) 1979-05-31 1979-05-31 APPARATUS FOR AA MEASUREMENT AND INDICATE THE DISTANCE TO AN INCIDENTAL SHORT CIRCUIT OR SIMILAR LINE ERROR ON AN AC POWER LINE
FI801723A FI801723A (en) 1979-05-31 1980-05-28 FOERFARANDE OCH APPARAT FOER ATT MAETA OCH ANVISA AVSTAONDET TILL EN INTRAEFFAD KORTSLUTNING ELLER LIKNANDE LINJEFEL PAO EN VAEXELSTROEMSKRAFTLINJE
PCT/NO1980/000019 WO1980002748A1 (en) 1979-05-31 1980-05-30 Method and apparatus for measuring and displaying the distance to an occured short circuit or similar line fault on an alternating current powerline
EP80901013A EP0029439A1 (en) 1979-05-31 1980-12-15 Method and apparatus for measuring and displaying the distance to an occured short circuit or similar line fault on an alternating current powerline
SE8100748A SE426104B (en) 1979-05-31 1981-01-30 Apparatus for saturation and indication of the distance to an occurring short circuit or similar line fault on an AC power line

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO791815A NO144612C (en) 1979-05-31 1979-05-31 APPARATUS FOR AA MEASUREMENT AND INDICATE THE DISTANCE TO AN INCIDENTAL SHORT CIRCUIT OR SIMILAR LINE ERROR ON AN AC POWER LINE

Publications (3)

Publication Number Publication Date
NO791815L true NO791815L (en) 1980-12-02
NO144612B NO144612B (en) 1981-06-22
NO144612C NO144612C (en) 1981-09-30

Family

ID=19884890

Family Applications (1)

Application Number Title Priority Date Filing Date
NO791815A NO144612C (en) 1979-05-31 1979-05-31 APPARATUS FOR AA MEASUREMENT AND INDICATE THE DISTANCE TO AN INCIDENTAL SHORT CIRCUIT OR SIMILAR LINE ERROR ON AN AC POWER LINE

Country Status (5)

Country Link
EP (1) EP0029439A1 (en)
FI (1) FI801723A (en)
NO (1) NO144612C (en)
SE (1) SE426104B (en)
WO (1) WO1980002748A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19605025C2 (en) * 1996-01-31 2003-06-18 Siemens Ag Distance protection method
GB9916383D0 (en) * 1999-07-14 1999-09-15 Equipmake Ltd Power line isolation system
RU2615150C1 (en) * 2016-02-16 2017-04-04 Степан Георгиевич Тигунцев Method of determining the short circuit spot on multi-chain with earth-wires, grounded at anchor supports, three-phase electric transmission air-line with distributed parameters
CN113109671B (en) * 2021-04-30 2022-07-19 武汉大学 Method for accelerating detection of small half-wave stage of fault current

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2112136C3 (en) * 1971-03-10 1986-02-13 Siemens AG, 1000 Berlin und 8000 München Circuit arrangement for precise measurement of the fault location in the event of line short circuits
FR2160306B1 (en) * 1971-11-19 1974-05-10 Schlumberger Compteurs

Also Published As

Publication number Publication date
WO1980002748A1 (en) 1980-12-11
NO144612C (en) 1981-09-30
SE8100748L (en) 1981-01-30
NO144612B (en) 1981-06-22
SE426104B (en) 1982-12-06
EP0029439A1 (en) 1981-06-03
FI801723A (en) 1980-12-01

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