NO144612C - APPARATUS FOR AA MEASUREMENT AND INDICATE THE DISTANCE TO AN INCIDENTAL SHORT CIRCUIT OR SIMILAR LINE ERROR ON AN AC POWER LINE - Google Patents

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
NO144612C
NO144612C NO791815A NO791815A NO144612C NO 144612 C NO144612 C NO 144612C NO 791815 A NO791815 A NO 791815A NO 791815 A NO791815 A NO 791815A NO 144612 C NO144612 C NO 144612C
Authority
NO
Norway
Prior art keywords
indicate
measurement
distance
short circuit
power line
Prior art date
Application number
NO791815A
Other languages
Norwegian (no)
Other versions
NO791815L (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)
  • Emergency Protection Circuit Devices (AREA)
  • Locating Faults (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 NO791815L (en) 1980-12-02
NO144612B NO144612B (en) 1981-06-22
NO144612C true 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
FI801723A (en) 1980-12-01
NO791815L (en) 1980-12-02
SE426104B (en) 1982-12-06
EP0029439A1 (en) 1981-06-03
WO1980002748A1 (en) 1980-12-11
NO144612B (en) 1981-06-22
SE8100748L (en) 1981-01-30

Similar Documents

Publication Publication Date Title
DK164415C (en) SENSOR DETECTOR ON OR IN AN OBJECT
DK32480A (en) PROCEDURE APPARATUS AND CONVERSION FOR DIMENSION MEASUREMENT
IT1095053B (en) APPARATUS FOR DETECTION AND LOCALIZATION ON THE WEBSITE OF WELDING DEFECTS
DK163193C (en) PROCEDURE AND DEVICE FOR MEASURING THE DISTANCE TO AN OBJECT
DK143246C (en) ELECTRIC DEVICE FOR TRANSCUTAN P (CO2) MEASUREMENT
NO172520C (en) MEASUREMENT AND APPARATUS FOR AA MEASURING AN ELECTRIC PROPERTY WITH AN UNDERGRADUAL FORM
IT1131140B (en) APPARATUS TO REINFORCE AND REPAIR PIPES OR CONDUCTOR
SE7801193L (en) PROCEDURE AND DEVICE FOR DETERMINING THE DIRECTION OF ERRORS ON AN AC POWER LINE
JPS57118162A (en) Power measuring apparatus
NO801672L (en) PROCEDURE AND DISTANCE MEASUREMENT
DK263780A (en) METHOD AND APPARATUS FOR THE DETECTION OF AN ELECTRIC SHORT CIRCUIT OR LIKE
IT1113297B (en) SYSTEM AND PROCEDURE FOR TESTING INTEGRATED CIRCUITS
BR8008685A (en) PERFECTED PROTONS DETECT
DK153424C (en) APPARATUS FOR MEASURING ACOUSTIC POWER
FI790119A (en) DISCLOSURES FOR THE PURPOSE AND EQUIPMENT
DK573778A (en) PROCEDURE AND APPARATUS FOR MEASURING THE DIFFERENCE BETWEEN THE REALLY DIRECTLY MIDDLE AND THEORETICAL MIDDLE AXES
GB2031593B (en) Load testing apparatus
NO144612C (en) APPARATUS FOR AA MEASUREMENT AND INDICATE THE DISTANCE TO AN INCIDENTAL SHORT CIRCUIT OR SIMILAR LINE ERROR ON AN AC POWER LINE
BR7902236A (en) METHOD AND APPARATUS FOR MEASURING LIQUIDS
NO800553L (en) PROCEDURE AND APPARATUS FOR MEASURING DRILL POWER IN DRILL
NO793185L (en) PROCEDURE AND APPARATUS FOR MEASURING THERMAL NEUTRON CHARACTERISTICS.
DK144288C (en) FALL TESTING APPARATUS
IL52919A0 (en) Improvements in power measuring apparatus
JPS5217870A (en) Power measurement apparatus
GB1554556A (en) Load measurement apparatus