FR2314503B2 - - Google Patents
Info
- Publication number
- FR2314503B2 FR2314503B2 FR7617528A FR7617528A FR2314503B2 FR 2314503 B2 FR2314503 B2 FR 2314503B2 FR 7617528 A FR7617528 A FR 7617528A FR 7617528 A FR7617528 A FR 7617528A FR 2314503 B2 FR2314503 B2 FR 2314503B2
- Authority
- FR
- France
- Legal status (The legal status 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 status listed.)
- Expired
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
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Locating Faults (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH759375A CH609181A5 (fr) | 1975-06-12 | 1975-06-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2314503A2 FR2314503A2 (fr) | 1977-01-07 |
| FR2314503B2 true FR2314503B2 (fr) | 1982-11-12 |
Family
ID=4327559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7617528A Granted FR2314503A2 (fr) | 1975-06-12 | 1976-06-10 | Dispositif pour la localisation de defauts sur une ligne electrique |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4063163A (fr) |
| JP (1) | JPS52353A (fr) |
| CA (1) | CA1056011A (fr) |
| CH (1) | CH609181A5 (fr) |
| FR (1) | FR2314503A2 (fr) |
| GB (1) | GB1560728A (fr) |
| SE (1) | SE422246B (fr) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3271054D1 (en) * | 1982-01-15 | 1986-06-12 | Bbc Brown Boveri & Cie | Method of fault detection in a conductor of an interconnection network |
| 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 |
| CN109154630B (zh) * | 2016-06-13 | 2021-01-29 | 施瓦哲工程实验有限公司 | 在时域中的过电流元件 |
| 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 (fr) * | 1968-01-24 | 1969-03-21 | ||
| FR1566425A (fr) * | 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 (fr) * | 1971-11-19 | 1974-05-10 | Schlumberger Compteurs | |
| SE368092B (fr) * | 1972-11-06 | 1974-06-17 | Asea Ab |
-
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/fr not_active Expired
- 1976-06-08 SE SE7606433A patent/SE422246B/xx not_active IP Right Cessation
- 1976-06-10 FR FR7617528A patent/FR2314503A2/fr active Granted
- 1976-06-10 GB GB24148/76A patent/GB1560728A/en not_active Expired
- 1976-06-11 JP JP51068645A patent/JPS52353A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE2530493A1 (de) | 1976-12-16 |
| SE7606433L (sv) | 1976-06-08 |
| SE422246B (sv) | 1982-02-22 |
| CH609181A5 (fr) | 1979-02-15 |
| GB1560728A (en) | 1980-02-06 |
| FR2314503A2 (fr) | 1977-01-07 |
| DE2530493B2 (de) | 1977-03-31 |
| JPS52353A (en) | 1977-01-05 |
| US4063163A (en) | 1977-12-13 |
| CA1056011A (fr) | 1979-06-05 |