CH609181A5 - - Google Patents
Info
- Publication number
- CH609181A5 CH609181A5 CH759375A CH759375A CH609181A5 CH 609181 A5 CH609181 A5 CH 609181A5 CH 759375 A CH759375 A CH 759375A CH 759375 A CH759375 A CH 759375A CH 609181 A5 CH609181 A5 CH 609181A5
- Authority
- CH
- Switzerland
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
- 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
- H02H7/265—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 making use of travelling wave theory
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Locating Faults (AREA)
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH759375A CH609181A5 (zh) | 1975-06-12 | 1975-06-12 | |
DE19752530493 DE2530493C3 (de) | 1975-06-12 | 1975-07-09 | Einrichtung zur Fehlerortseingrenzung auf einer Leitung |
US05/691,142 US4063163A (en) | 1975-06-12 | 1976-05-28 | Apparatus for localization of a line fault through the use of predeterminably shiftable reference location |
CA253,963A CA1056011A (en) | 1975-06-12 | 1976-06-03 | Apparatus for localization of a line fault |
SE7606433A SE422246B (sv) | 1975-06-12 | 1976-06-08 | Anordning for lokalisering av fel i en ledning |
FR7617528A FR2314503A2 (fr) | 1975-06-12 | 1976-06-10 | Dispositif pour la localisation de defauts sur une ligne electrique |
GB24148/76A GB1560728A (en) | 1975-06-12 | 1976-06-10 | Electrical transmission line fault localization apparatus |
JP51068645A JPS52353A (en) | 1975-06-12 | 1976-06-11 | Fault point evaluation device for lines |
GB31577A GB1549016A (en) | 1975-06-12 | 1977-01-06 | Methods of securing electrical connection pins during injection moulding of a coil former |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH759375A CH609181A5 (zh) | 1975-06-12 | 1975-06-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH609181A5 true CH609181A5 (zh) | 1979-02-15 |
Family
ID=4327559
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH759375A CH609181A5 (zh) | 1975-06-12 | 1975-06-12 |
Country Status (7)
Country | Link |
---|---|
US (1) | US4063163A (zh) |
JP (1) | JPS52353A (zh) |
CA (1) | CA1056011A (zh) |
CH (1) | CH609181A5 (zh) |
FR (1) | FR2314503A2 (zh) |
GB (1) | GB1560728A (zh) |
SE (1) | SE422246B (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0084191B1 (de) * | 1982-01-15 | 1986-05-07 | BBC Aktiengesellschaft Brown, Boveri & Cie. | Verfahren zum Nachweis einer Störung längs eines Leiters in einem Verbundnetz |
FR2547419B1 (fr) * | 1983-06-09 | 1985-07-26 | Enertec | Procede et dispositif de determination d'un parametre associe a une ligne electrique en defaut, utilisant un signal pilote composite. |
SE442920B (sv) * | 1984-06-15 | 1986-02-03 | Asea Ab | Forfarande och anordning for detektering och lokalisering av ett felstelle pa en kraftledning |
US5570062A (en) * | 1994-10-12 | 1996-10-29 | Ericsson Ge Mobile Communications Inc. | AM-FM transmitter power amplifier using class-BC |
US6433524B1 (en) | 2001-03-15 | 2002-08-13 | Rosemount Aerospace Inc. | Resistive bridge interface circuit |
EP3469385A1 (en) * | 2016-06-13 | 2019-04-17 | Schweitzer Engineering Laboratories, Inc. | Overcurrent element in time domain |
CN116660688B (zh) * | 2023-07-28 | 2023-09-22 | 深圳市鼎信智慧科技有限公司 | 远程型电力线路故障预警监测系统及方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1233488B (de) * | 1962-09-28 | 1967-02-02 | Siemens Ag | Verstaerkerschaltung zur Entzerrung der bei einer nach der Impulsreflexionsmethode arbeitenden Anordnung zum Bestimmen von Fehler- oder Inhomogenitaetsstellen einer elektrischen Leitung auftretenden reflektierten Impulsspannungen |
GB1093021A (en) * | 1964-02-05 | 1967-11-29 | English Electric Co Ltd | Electrical apparatus for measuring distances along electrical lines |
FR1560518A (zh) * | 1968-01-24 | 1969-03-21 | ||
FR1566425A (zh) * | 1968-02-27 | 1969-05-09 | ||
DE2004848A1 (de) * | 1970-02-03 | 1971-08-19 | Siemens Ag | Schaltungsanordnung zum Ermitteln von Fehler oder Inhomogemtatsstellen auf elektrischen Leitungen bzw Kabeln |
FR2160306B1 (zh) * | 1971-11-19 | 1974-05-10 | Schlumberger Compteurs | |
SE368092B (zh) * | 1972-11-06 | 1974-06-17 | Asea Ab |
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1975
- 1975-06-12 CH CH759375A patent/CH609181A5/xx not_active IP Right Cessation
-
1976
- 1976-05-28 US US05/691,142 patent/US4063163A/en not_active Expired - Lifetime
- 1976-06-03 CA CA253,963A patent/CA1056011A/en not_active Expired
- 1976-06-08 SE SE7606433A patent/SE422246B/xx not_active IP Right Cessation
- 1976-06-10 GB GB24148/76A patent/GB1560728A/en not_active Expired
- 1976-06-10 FR FR7617528A patent/FR2314503A2/fr active Granted
- 1976-06-11 JP JP51068645A patent/JPS52353A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
SE7606433L (sv) | 1976-06-08 |
SE422246B (sv) | 1982-02-22 |
JPS52353A (en) | 1977-01-05 |
CA1056011A (en) | 1979-06-05 |
DE2530493B2 (de) | 1977-03-31 |
US4063163A (en) | 1977-12-13 |
FR2314503B2 (zh) | 1982-11-12 |
FR2314503A2 (fr) | 1977-01-07 |
DE2530493A1 (de) | 1976-12-16 |
GB1560728A (en) | 1980-02-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |