CH613569A5 - - Google Patents
Info
- Publication number
- CH613569A5 CH613569A5 CH254877A CH254877A CH613569A5 CH 613569 A5 CH613569 A5 CH 613569A5 CH 254877 A CH254877 A CH 254877A CH 254877 A CH254877 A CH 254877A CH 613569 A5 CH613569 A5 CH 613569A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- 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
- H02H7/06—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 for dynamo-electric generators; for synchronous capacitors
- H02H7/065—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 for dynamo-electric generators; for synchronous capacitors against excitation faults
-
- 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
- H02H3/17—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 by means of an auxiliary voltage injected into the installation to be protected
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Ac-Ac Conversion (AREA)
- Control Of Eletrric Generators (AREA)
- Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH254877A CH613569A5 (sv) | 1977-03-01 | 1977-03-01 | |
DE2713252A DE2713252C2 (de) | 1977-03-01 | 1977-03-25 | Verfahren zur Erfassung eines Erdfehlers am Rotorkreis eines Generators und Vorrichtung zur Durchführung des Verfahrens |
US05/875,691 US4224652A (en) | 1977-03-01 | 1978-02-06 | Method and apparatus for detecting ground shorts in the rotor circuit of a generator |
GB5679/78A GB1601236A (en) | 1977-03-01 | 1978-02-13 | Method and apparatus for detecting ground shorts in the rotor circuit of a generator |
FR7806554A FR2382786A1 (fr) | 1977-03-01 | 1978-02-27 | Procede et dispositif pour deceler un defaut a la terre sur le circuit rotorique d'un generateur |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH254877A CH613569A5 (sv) | 1977-03-01 | 1977-03-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH613569A5 true CH613569A5 (sv) | 1979-09-28 |
Family
ID=4236266
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH254877A CH613569A5 (sv) | 1977-03-01 | 1977-03-01 |
Country Status (5)
Country | Link |
---|---|
US (1) | US4224652A (sv) |
CH (1) | CH613569A5 (sv) |
DE (1) | DE2713252C2 (sv) |
FR (1) | FR2382786A1 (sv) |
GB (1) | GB1601236A (sv) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112217348A (zh) * | 2020-09-07 | 2021-01-12 | 华能南京金陵发电有限公司 | 一种消除无刷旋转励磁发电机转子接地检测滑环电腐蚀装置及方法 |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3112952C2 (de) * | 1981-03-31 | 1994-05-05 | Walther Bender Gmbh & Co Kg Di | Verfahren und Einrichtung zum Bestimmen der Gesamtableitungsimpedanz in einem ungeerdeten Wechselstromnetz |
DE3235194A1 (de) * | 1982-09-23 | 1984-03-29 | Robert Bosch Gmbh, 7000 Stuttgart | Verfahren und vorrichtung zur sicherung von werkzeugen |
EP0131718B1 (de) * | 1983-06-22 | 1987-01-14 | BBC Brown Boveri AG | Einrichtung zur Erfassung eines Erdschlusses in der Rotorwicklung einer elektrischen Maschine |
US4771355A (en) * | 1986-12-29 | 1988-09-13 | Electric Power Research Institute, Inc. | System and method for arc detection in dynamoelectric machines |
US5006769A (en) * | 1989-04-05 | 1991-04-09 | Asea Brown Boveri Ltd. | Arrangement for detecting winding shorts in the rotor winding of electrical machines |
US5014154A (en) * | 1990-09-06 | 1991-05-07 | United States Department Of Energy | Electrical safety device |
US5126658A (en) * | 1991-01-22 | 1992-06-30 | Westinghouse Electric Corp. | Generator rotor winding ground detection |
DE4234808A1 (de) * | 1992-10-15 | 1994-04-21 | Walther Bender Gmbh & Co Kg Di | Verfahren zum Bestimmen der elektrischen Netzableitgrößen in ungeerdeten elektrischen Netzen |
US5416430A (en) * | 1993-04-28 | 1995-05-16 | Electric Power Research Institute, Inc. | Apparatus and method for identification and location of internal arcing in dynamoelectric machines |
DE4329381A1 (de) * | 1993-09-01 | 1995-03-02 | Abb Management Ag | Verfahren zur Erfassung von Erdfehlern auf den Leitern einer elektrischen Maschine |
DE4329382A1 (de) * | 1993-09-01 | 1995-03-02 | Abb Management Ag | Verfahren und Vorrichtung zur Erfassung von Erdfehlern auf den Leitern einer elektrischen Maschine |
US5512843A (en) * | 1993-11-15 | 1996-04-30 | Martin Marietta Energy Systems, Inc. | Monitoring method and apparatus using high-frequency carrier |
DE19620141C2 (de) * | 1996-05-07 | 2001-10-31 | Siemens Ag | Meßanordnung zum Erfassen von Erdschlüssen im Erregerkreis einer elektrischen Maschine |
US5910138A (en) * | 1996-05-13 | 1999-06-08 | B. Braun Medical, Inc. | Flexible medical container with selectively enlargeable compartments and method for making same |
US5945802A (en) * | 1996-09-27 | 1999-08-31 | General Electric Company | Ground fault detection and protection method for a variable speed ac electric motor |
US6254353B1 (en) | 1998-10-06 | 2001-07-03 | General Electric Company | Method and apparatus for controlling operation of a submersible pump |
AT411937B (de) * | 2000-08-11 | 2004-07-26 | Adaptive Regelsysteme Ges M B | Verfahren und vorrichtung zur erkennung und ortung von hochohmigen einpoligen erdfehlern |
ES2296462B1 (es) * | 2005-07-14 | 2008-12-16 | Juan Jose Zamora Belver | Sistema para detectar faltas de baja intensidad en la red electrica de distribucion, superponiendo tonos de tension sin necesidad de filtros de red. |
CN100433485C (zh) * | 2005-08-30 | 2008-11-12 | 南京南瑞继保电气有限公司 | 有源切换式转子接地保护的方法 |
JP5552657B2 (ja) * | 2010-07-27 | 2014-07-16 | 株式会社豊田自動織機 | 異常検出装置 |
EP2678699B1 (en) * | 2011-02-21 | 2014-05-14 | ABB Research Ltd. | Method and device for enhancing the reliability of generator ground fault detection on a rotating electrical machine |
FR2986618B1 (fr) * | 2012-02-08 | 2014-09-05 | Renault Sa | Systeme embarque securise de charge de la batterie d'un vehicule automobile a partir d'un reseau d'alimentation |
RU2524347C2 (ru) * | 2012-05-15 | 2014-07-27 | Георгий Маркович Мустафа | Устройство компенсации тока замыкания на землю в трехфазных электрических сетях (варианты) |
EP2772770B1 (en) * | 2013-02-28 | 2015-09-23 | Alstom Technology Ltd | Rotor earth fault protection for an electrical variable speed doubly fed induction machine |
RU2655670C2 (ru) * | 2016-10-24 | 2018-05-29 | Общество с ограниченной ответственностью "НПП Бреслер" (ООО "НПП Бреслер") | Способ автоматической компенсации тока однофазного замыкания на землю в сети с дугогасящим реактором в нейтрали |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3066284A (en) * | 1957-10-14 | 1962-11-27 | Ca Nat Research Council | Dynamic ground detectors |
DE1125529B (de) * | 1960-05-10 | 1962-03-15 | Siemens Ag | Selektiver Erdschlussschutz |
DE1152476B (de) * | 1961-07-08 | 1963-08-08 | Siemens Ag | Erdschlussschutzeinrichtung fuer elektrische Maschinen und Apparate in Netzen ohne starre Erdung |
DE1463574B1 (de) * | 1964-01-18 | 1970-06-04 | Siemens Ag | Erdschlussschutzeinrichtung fuer galvanisch vom Netz getrennte Wechsel- oder Drehstromsysteme |
CH446499A (de) * | 1965-01-30 | 1967-11-15 | Siemens Ag | Erdschlussschutzeinrichtung in einem Ein- oder Mehrphasensystem |
DE2108606C3 (de) * | 1971-02-24 | 1974-10-31 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Erdschlußschutzeinrichtung für elektrische Geräte mit in Stern geschalteten Wicklungen |
US3710238A (en) * | 1971-04-27 | 1973-01-09 | Sola Basic Ind Inc | Sensitive sound fault meter and detector utilizing a double side band frequency current-generator |
US3975663A (en) * | 1972-06-13 | 1976-08-17 | Western Industries (Proprietary) Ltd. | Method of an apparatus for detecting ground faults in electrical systems |
US3783340A (en) * | 1972-09-07 | 1974-01-01 | Biotek Instr Inc | Ground safe system |
DE2317805A1 (de) * | 1973-04-09 | 1974-10-17 | Siemens Ag | Einrichtung zur erdschlussueberwachung |
US3971007A (en) * | 1973-05-29 | 1976-07-20 | Sola Basic Industries, Inc. | Line isolation monitor |
DE2404223C3 (de) * | 1974-01-30 | 1979-03-22 | Kabel- Und Metallwerke Gutehoffnungshuette Ag, 3000 Hannover | Verfahren zur Messung der elektrischen Ladung von Teilentladungen und zur Ortung von Fehlerstellen in der Isolierung von isolierten Leitern |
US4080642A (en) * | 1977-01-26 | 1978-03-21 | Stolarczyk Larry G | Power system safety monitor |
CH615537A5 (sv) * | 1977-03-01 | 1980-01-31 | Bbc Brown Boveri & Cie |
-
1977
- 1977-03-01 CH CH254877A patent/CH613569A5/xx not_active IP Right Cessation
- 1977-03-25 DE DE2713252A patent/DE2713252C2/de not_active Expired
-
1978
- 1978-02-06 US US05/875,691 patent/US4224652A/en not_active Expired - Lifetime
- 1978-02-13 GB GB5679/78A patent/GB1601236A/en not_active Expired
- 1978-02-27 FR FR7806554A patent/FR2382786A1/fr active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112217348A (zh) * | 2020-09-07 | 2021-01-12 | 华能南京金陵发电有限公司 | 一种消除无刷旋转励磁发电机转子接地检测滑环电腐蚀装置及方法 |
Also Published As
Publication number | Publication date |
---|---|
US4224652A (en) | 1980-09-23 |
GB1601236A (en) | 1981-10-28 |
FR2382786A1 (fr) | 1978-09-29 |
DE2713252C2 (de) | 1989-11-02 |
DE2713252A1 (de) | 1978-09-07 |
FR2382786B1 (sv) | 1984-02-17 |
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Date | Code | Title | Description |
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PL | Patent ceased |