SE0300570L - Detektering av jordfel i trefassystem - Google Patents
Detektering av jordfel i trefassystemInfo
- Publication number
- SE0300570L SE0300570L SE0300570A SE0300570A SE0300570L SE 0300570 L SE0300570 L SE 0300570L SE 0300570 A SE0300570 A SE 0300570A SE 0300570 A SE0300570 A SE 0300570A SE 0300570 L SE0300570 L SE 0300570L
- Authority
- SE
- Sweden
- Prior art keywords
- detection
- phase
- during
- earth faults
- phase systems
- Prior art date
Links
Classifications
-
- 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
- H02H3/16—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 fault current to earth, frame or mass
- H02H3/162—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 fault current to earth, frame or mass for ac systems
- H02H3/165—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 fault current to earth, frame or mass for ac systems for three-phase systems
-
- 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
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/52—Testing for short-circuits, leakage current or ground faults
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Emergency Protection Circuit Devices (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Locating Faults (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0300570A SE526446C2 (sv) | 2003-03-05 | 2003-03-05 | Detektering av jordfel i trefassystem |
AT04717346T ATE557287T1 (de) | 2003-03-05 | 2004-03-04 | Erkennung von erdfehlern in dreiphasensystemen |
PCT/SE2004/000302 WO2004079378A1 (en) | 2003-03-05 | 2004-03-04 | Detection of earth faults in three phase systems |
EP04717346A EP1599738B1 (en) | 2003-03-05 | 2004-03-04 | Detection of earth faults in three phase systems |
DK04717346.3T DK1599738T3 (da) | 2003-03-05 | 2004-03-04 | Detektering af jordfejl i trefasesystemer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0300570A SE526446C2 (sv) | 2003-03-05 | 2003-03-05 | Detektering av jordfel i trefassystem |
Publications (3)
Publication Number | Publication Date |
---|---|
SE0300570D0 SE0300570D0 (sv) | 2003-03-05 |
SE0300570L true SE0300570L (sv) | 2004-09-06 |
SE526446C2 SE526446C2 (sv) | 2005-09-13 |
Family
ID=20290558
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE0300570A SE526446C2 (sv) | 2003-03-05 | 2003-03-05 | Detektering av jordfel i trefassystem |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP1599738B1 (sv) |
AT (1) | ATE557287T1 (sv) |
DK (1) | DK1599738T3 (sv) |
SE (1) | SE526446C2 (sv) |
WO (1) | WO2004079378A1 (sv) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102006006350A1 (de) * | 2006-02-07 | 2007-08-16 | Siemens Ag | Verfahren und Einrichtung zur Erdschlusserfassung in einem Versorgungskabel |
FR2902887B1 (fr) * | 2006-06-23 | 2008-08-01 | Schneider Electric Ind Sas | Procede de detection directionnel d'un defaut a la terre et dispositif pour sa mise en oeuvre |
FR2936378B1 (fr) * | 2008-09-25 | 2010-10-15 | Schneider Electric Ind Sas | Detection directionnelle d'un defaut a la terre a faible echantillonnage |
EP2169799B1 (fr) * | 2008-09-25 | 2019-09-04 | Schneider Electric Industries SAS | Détection directionnelle d'un défaut à la terre |
CN101858948B (zh) * | 2009-04-10 | 2015-01-28 | 阿海珐输配电英国有限公司 | 用于在三相中压配电***中进行暂态和间歇性接地故障检测和方向确定的方法和*** |
GB0907085D0 (en) * | 2009-04-24 | 2009-06-03 | Schneider Electric Ltd | System and method for locating earth faults |
CZ304106B6 (cs) * | 2012-10-25 | 2013-10-23 | Ege, Spol.S R.O. | Zpusob rízení kompenzacního zarízení pro kompenzaci zemních poruchových proudu, v n-fázové rozvodné soustave |
CN103207346A (zh) * | 2013-03-13 | 2013-07-17 | 福建省电力有限公司 | 输电线路故障选相方法 |
GB2518188B (en) * | 2013-09-12 | 2020-11-18 | Ea Tech Limited | Fault level monitor |
CN103872666B (zh) * | 2014-03-26 | 2016-02-24 | 国家电网公司 | 一种基于电压平面的负荷与单相接地故障识别方法 |
CN112964967B (zh) * | 2021-03-19 | 2023-02-07 | 云南电网有限责任公司昆明供电局 | 一种配电网转供电单相接地故障线路的选线方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE446678B (sv) * | 1981-11-02 | 1986-09-29 | Asea Ab | Metod att detektera jordfel i net for distribution av elektrisk kraft och anordning for genomforande av metoden |
SE501934C2 (sv) * | 1993-09-30 | 1995-06-26 | Asea Brown Boveri | Förfarande och anordning för att identifiera enkla jordfel |
JPH07245869A (ja) * | 1994-03-02 | 1995-09-19 | Hitachi Ltd | 電気設備の絶縁劣化検出装置 |
JPH09215177A (ja) * | 1996-01-29 | 1997-08-15 | Fuji Electric Co Ltd | 系統故障時の相判定およびインピーダンス算出方法 |
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 |
RU2174690C2 (ru) * | 1999-09-28 | 2001-10-10 | Омский государственный технический университет | Способ определения поврежденного присоединения и места однофазного замыкания в сети с изолированной нейтралью |
-
2003
- 2003-03-05 SE SE0300570A patent/SE526446C2/sv not_active IP Right Cessation
-
2004
- 2004-03-04 EP EP04717346A patent/EP1599738B1/en not_active Expired - Lifetime
- 2004-03-04 DK DK04717346.3T patent/DK1599738T3/da active
- 2004-03-04 WO PCT/SE2004/000302 patent/WO2004079378A1/en active Application Filing
- 2004-03-04 AT AT04717346T patent/ATE557287T1/de active
Also Published As
Publication number | Publication date |
---|---|
ATE557287T1 (de) | 2012-05-15 |
EP1599738A1 (en) | 2005-11-30 |
EP1599738B1 (en) | 2012-05-09 |
SE526446C2 (sv) | 2005-09-13 |
DK1599738T3 (da) | 2012-07-16 |
WO2004079378A1 (en) | 2004-09-16 |
SE0300570D0 (sv) | 2003-03-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |