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 LINEInfo
- 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
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)
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)
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)
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 |
-
1979
- 1979-05-31 NO NO791815A patent/NO144612C/en unknown
-
1980
- 1980-05-28 FI FI801723A patent/FI801723A/en not_active Application Discontinuation
- 1980-05-30 WO PCT/NO1980/000019 patent/WO1980002748A1/en unknown
- 1980-12-15 EP EP80901013A patent/EP0029439A1/en not_active Withdrawn
-
1981
- 1981-01-30 SE SE8100748A patent/SE426104B/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
WO1980002748A1 (en) | 1980-12-11 |
EP0029439A1 (en) | 1981-06-03 |
SE8100748L (en) | 1981-01-30 |
SE426104B (en) | 1982-12-06 |
NO791815L (en) | 1980-12-02 |
FI801723A (en) | 1980-12-01 |
NO144612B (en) | 1981-06-22 |
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