FR2345728B1 - - Google Patents
Info
- Publication number
- FR2345728B1 FR2345728B1 FR7708724A FR7708724A FR2345728B1 FR 2345728 B1 FR2345728 B1 FR 2345728B1 FR 7708724 A FR7708724 A FR 7708724A FR 7708724 A FR7708724 A FR 7708724A FR 2345728 B1 FR2345728 B1 FR 2345728B1
- 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
- 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
- H02H3/38—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 both voltage and current; responsive to phase angle between voltage and current
- H02H3/382—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 both voltage and current; responsive to phase angle between voltage and current involving phase comparison between current and voltage or between values derived from current and voltage
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Locating Faults (AREA)
- Measuring Phase Differences (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH371776A CH613570A5 (US07179912-20070220-C00144.png) | 1976-03-25 | 1976-03-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2345728A1 FR2345728A1 (fr) | 1977-10-21 |
| FR2345728B1 true FR2345728B1 (US07179912-20070220-C00144.png) | 1981-11-27 |
Family
ID=4261986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7708724A Granted FR2345728A1 (fr) | 1976-03-25 | 1977-03-23 | Procede et dispositif pour la localisation de defauts sur une ligne electrique |
Country Status (7)
Families Citing this family (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH642491A5 (de) * | 1978-08-29 | 1984-04-13 | Bbc Brown Boveri & Cie | Verfahren und einrichtung zur fehlerdetektion an elektrischen leitungen. |
| JPS5830554B2 (ja) * | 1978-11-13 | 1983-06-29 | 東京電力株式会社 | 送電線故障点探査・送電線保護用の故障点標定方式 |
| US4321681A (en) * | 1979-09-21 | 1982-03-23 | Westinghouse Electric Corp. | Protective relay apparatus |
| IN155620B (US07179912-20070220-C00144.png) * | 1980-03-01 | 1985-02-16 | Gen Electric Co Plc | |
| EP0075348B1 (de) * | 1981-09-22 | 1985-08-14 | BBC Aktiengesellschaft Brown, Boveri & Cie. | Verfahren und Einrichtung zur Fehlerbestimmung an elektrischen Leitungen nach dem Unterimpedanzprinzip |
| US5428549A (en) * | 1993-05-28 | 1995-06-27 | Abb Power T&D Company | Transmission line fault location system |
| US5455776A (en) * | 1993-09-08 | 1995-10-03 | Abb Power T & D Company Inc. | Automatic fault location system |
| CA2184091A1 (en) * | 1994-02-28 | 1995-09-08 | Damir Novosel | One-terminal data fault location system |
| US5839093A (en) * | 1996-12-31 | 1998-11-17 | Abb Transmit Oy | System for locating faults and estimating fault resistance in distribution networks with tapped loads |
| GB2345810B (en) * | 1999-01-13 | 2003-07-23 | Alstom Uk Ltd | Fault-detection apparatus |
| US6906434B1 (en) | 1999-01-29 | 2005-06-14 | American Superconductor Corporation | Electric utility system with superconducting magnetic energy storage |
| CA2359322C (en) * | 1999-01-29 | 2007-09-18 | American Superconductor Corporation | Electric utility system with superconducting magnetic energy storage |
| GB2352891A (en) * | 1999-08-03 | 2001-02-07 | Alstom Uk Ltd | Fault protection in multi-phase power systems |
| US7211919B2 (en) * | 1999-08-16 | 2007-05-01 | American Superconductor Corporation | Thermally-conductive stator support structure |
| US6476613B2 (en) * | 2000-12-20 | 2002-11-05 | Abb Ab | Method of fault location in parallel transmission lines with series compensation |
| US7091703B2 (en) * | 2004-03-04 | 2006-08-15 | American Superconductor Corporation | Dynamic reactive compensation system and method |
| US20070108986A1 (en) * | 2005-11-17 | 2007-05-17 | Moore Robert E | Systems and methods for performing differential measurements in an electrical system |
| US7619345B2 (en) * | 2006-01-30 | 2009-11-17 | American Superconductor Corporation | Stator coil assembly |
| JP5182859B2 (ja) * | 2007-01-29 | 2013-04-17 | 株式会社ステップテクニカ | 評価装置及び評価システム |
| US7940029B2 (en) * | 2008-07-02 | 2011-05-10 | American Superconductor Corporation | Static VAR corrector |
| EP2689507B1 (de) * | 2011-03-24 | 2017-07-19 | Siemens Aktiengesellschaft | Richtungsbestimmung von intermittierenden erdfehlern in energieversorgungsnetzen |
| RU2535298C1 (ru) * | 2013-06-17 | 2014-12-10 | федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Пермский национальный исследовательский политехнический университет" | Способ определения поврежденной линии в компенсированной трехфазной сети |
| CN105092999B (zh) | 2014-05-19 | 2017-12-12 | 罗克韦尔自动化技术公司 | 利用多个指示的电力质量事件定位 |
| US9541586B2 (en) | 2014-11-24 | 2017-01-10 | Rockwell Automation Technologies, Inc. | Capture of power quality information at the time a device fails |
| RU2631121C2 (ru) * | 2015-08-12 | 2017-09-19 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Омский государственный технический университет" | Способ селективного определения отходящей линии с однофазным замыканием на землю в распределительных сетях напряжением 6-35 кВ |
| CN105425106B (zh) * | 2015-11-11 | 2018-02-09 | 国网山西省电力公司晋城供电公司 | 一种电缆故障检测试验系统及其工作方法 |
| CN109975653B (zh) * | 2019-02-26 | 2021-03-02 | 国网江西省电力有限公司电力科学研究院 | 一种10千伏配电线路故障测距方法 |
| WO2022032492A1 (en) * | 2020-08-11 | 2022-02-17 | Abb Schweiz Ag | Method of determining line fault of power system |
| CN113484688B (zh) * | 2021-07-22 | 2023-03-31 | 云南电网有限责任公司昆明供电局 | 基于馈线电流骤减度的配电网故障研判方法及系统 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB871957A (en) * | 1957-01-23 | 1961-07-05 | English Electric Co Ltd | Improvements in and relating to electrical protective relay systems |
| FR2203080B1 (US07179912-20070220-C00144.png) * | 1972-10-17 | 1977-08-26 | Ice | |
| CH565468A5 (US07179912-20070220-C00144.png) * | 1973-01-31 | 1975-08-15 | Bbc Brown Boveri & Cie | |
| CH574181A5 (US07179912-20070220-C00144.png) * | 1974-07-08 | 1976-03-31 | Bbc Brown Boveri & Cie |
-
1976
- 1976-03-25 CH CH371776A patent/CH613570A5/xx not_active IP Right Cessation
- 1976-04-24 DE DE2618080A patent/DE2618080C2/de not_active Expired
-
1977
- 1977-03-14 US US05/777,527 patent/US4128805A/en not_active Expired - Lifetime
- 1977-03-17 CA CA274,148A patent/CA1063174A/en not_active Expired
- 1977-03-21 SE SE7703211A patent/SE411398C/xx not_active IP Right Cessation
- 1977-03-23 FR FR7708724A patent/FR2345728A1/fr active Granted
- 1977-03-23 GB GB12303/77A patent/GB1582002A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1582002A (en) | 1980-12-31 |
| SE7703211L (sv) | 1977-09-26 |
| CH613570A5 (US07179912-20070220-C00144.png) | 1979-09-28 |
| FR2345728A1 (fr) | 1977-10-21 |
| DE2618080C2 (de) | 1978-04-27 |
| DE2618080B1 (de) | 1977-09-08 |
| SE411398C (sv) | 1983-11-14 |
| SE411398B (sv) | 1979-12-17 |
| CA1063174A (en) | 1979-09-25 |
| US4128805A (en) | 1978-12-05 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |