DE3875771D1 - Einrichtungen zur feststellung des uebergangs in den normalzustand in einer supraleitenden wicklung, insbesondere eines elektrischen generators und einrichtung zum schutz einer derartigen wicklung. - Google Patents
Einrichtungen zur feststellung des uebergangs in den normalzustand in einer supraleitenden wicklung, insbesondere eines elektrischen generators und einrichtung zum schutz einer derartigen wicklung.Info
- Publication number
- DE3875771D1 DE3875771D1 DE8888400763T DE3875771T DE3875771D1 DE 3875771 D1 DE3875771 D1 DE 3875771D1 DE 8888400763 T DE8888400763 T DE 8888400763T DE 3875771 T DE3875771 T DE 3875771T DE 3875771 D1 DE3875771 D1 DE 3875771D1
- Authority
- DE
- Germany
- Prior art keywords
- winding
- detecting
- phase
- protecting
- superconducting
- Prior art date
- 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 - Fee Related
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
- H02H7/001—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 superconducting apparatus, e.g. coils, lines, machines
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/60—Superconducting electric elements or equipment; Power systems integrating superconducting elements or equipment
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S505/00—Superconductor technology: apparatus, material, process
- Y10S505/825—Apparatus per se, device per se, or process of making or operating same
- Y10S505/876—Electrical generator or motor structure
Landscapes
- Superconductive Dynamoelectric Machines (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Protection Of Generators And Motors (AREA)
- Emergency Protection Circuit Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8704404A FR2613493B1 (fr) | 1987-03-30 | 1987-03-30 | Dispositifs de detection de transitions vers l'etat normal dans un bobinage supraconducteur, notamment de generatrice electrique, et de protection d'un tel bobinage |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3875771D1 true DE3875771D1 (de) | 1992-12-17 |
DE3875771T2 DE3875771T2 (de) | 1993-03-25 |
Family
ID=9349564
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8888400763T Expired - Fee Related DE3875771T2 (de) | 1987-03-30 | 1988-03-29 | Einrichtungen zur feststellung des uebergangs in den normalzustand in einer supraleitenden wicklung, insbesondere eines elektrischen generators und einrichtung zum schutz einer derartigen wicklung. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4855859A (de) |
EP (1) | EP0285513B1 (de) |
AT (1) | ATE82442T1 (de) |
DE (1) | DE3875771T2 (de) |
ES (1) | ES2035932T3 (de) |
FR (1) | FR2613493B1 (de) |
GR (1) | GR3006796T3 (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4978922A (en) * | 1989-08-31 | 1990-12-18 | Westinghouse Electric Corp. | Superconducting sensor for quench detection in a superconductor |
US5210674A (en) * | 1990-05-31 | 1993-05-11 | Mitsubishi Denki Kabushiki Kaisha | Superconducting coil protective system |
JP2831516B2 (ja) | 1992-09-21 | 1998-12-02 | 株式会社日立製作所 | 超電導エネルギー貯蔵装置 |
US5644218A (en) * | 1995-02-01 | 1997-07-01 | Superconductivity, Inc. | Protection device for a superconducting coil of a superconducting voltage stabilizer |
GB9506096D0 (en) * | 1995-03-24 | 1995-05-10 | Oxford Instr Public Limited Co | Current limiting device |
US5862028A (en) * | 1996-05-24 | 1999-01-19 | Northrop Grumman Corporation | Method and apparatus for detecting quenching of a coil for a superconducting magnet |
GB9613266D0 (en) | 1996-06-25 | 1996-08-28 | Oxford Instr Public Limited Co | Current limiting device |
GB9621142D0 (en) | 1996-10-10 | 1996-11-27 | Oxford Instr Public Limited Co | Current limiting device |
US7048717B1 (en) * | 1999-09-27 | 2006-05-23 | Essex Technology, Inc. | Rotate-to-advance catheterization system |
JP4689413B2 (ja) * | 2005-09-05 | 2011-05-25 | 財団法人電力中央研究所 | 超電導導体のクエンチ検出方法並びに装置 |
FR2923648B1 (fr) * | 2007-11-12 | 2009-12-18 | Commissariat Energie Atomique | Systeme de creation d'un champ magnetique via un aimant supra-conducteur |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2224909A1 (en) * | 1973-04-03 | 1974-10-31 | Cem Comp Electro Mec | Super or hyper conductive element protection - detects phase angle variations between current and voltage |
US4021703A (en) * | 1975-06-02 | 1977-05-03 | Westinghouse Electric Corporation | Phase imbalance detection circuit |
DE2839787A1 (de) * | 1978-09-13 | 1980-03-27 | Kernforschungsz Karlsruhe | Quench-detektor |
JPS56150805A (en) * | 1980-04-24 | 1981-11-21 | Hitachi Ltd | Protective device of superconducting coil |
US4451823A (en) * | 1981-08-07 | 1984-05-29 | Dart Controls, Inc. | Overload sensing circuit for a motor |
US4375659A (en) * | 1981-09-21 | 1983-03-01 | General Dynamics Corporation/Convair Div. | Electronic circuit for the detection and analysis of normal zones in a superconducting coil |
JPS60130107A (ja) * | 1983-12-19 | 1985-07-11 | Toshiba Corp | 超電導保護回路 |
EP0205924A3 (de) * | 1985-05-20 | 1988-04-06 | Kabushiki Kaisha Toshiba | Kontrollsystem für die Feststellung des Quenschens von supraleitenden Spulen |
US4703387A (en) * | 1986-05-22 | 1987-10-27 | Franklin Electric Co., Inc. | Electric motor underload protection system |
-
1987
- 1987-03-30 FR FR8704404A patent/FR2613493B1/fr not_active Expired
-
1988
- 1988-03-29 DE DE8888400763T patent/DE3875771T2/de not_active Expired - Fee Related
- 1988-03-29 EP EP88400763A patent/EP0285513B1/de not_active Expired - Lifetime
- 1988-03-29 ES ES198888400763T patent/ES2035932T3/es not_active Expired - Lifetime
- 1988-03-29 AT AT88400763T patent/ATE82442T1/de not_active IP Right Cessation
- 1988-03-30 US US07/175,441 patent/US4855859A/en not_active Expired - Fee Related
-
1993
- 1993-01-14 GR GR930400051T patent/GR3006796T3/el unknown
Also Published As
Publication number | Publication date |
---|---|
ES2035932T3 (es) | 1993-05-01 |
FR2613493A1 (fr) | 1988-10-07 |
DE3875771T2 (de) | 1993-03-25 |
EP0285513A1 (de) | 1988-10-05 |
GR3006796T3 (de) | 1993-06-30 |
EP0285513B1 (de) | 1992-11-11 |
FR2613493B1 (fr) | 1989-06-23 |
US4855859A (en) | 1989-08-08 |
ATE82442T1 (de) | 1992-11-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ATE98404T1 (de) | Abstandsschutz von dreiphasenverteiltransformatoren. | |
ATE326072T1 (de) | Integriertes schutzsystem mit lichtbogenfehlererfassung | |
DE3875771D1 (de) | Einrichtungen zur feststellung des uebergangs in den normalzustand in einer supraleitenden wicklung, insbesondere eines elektrischen generators und einrichtung zum schutz einer derartigen wicklung. | |
MY107457A (en) | Overcurrent protection device | |
ES448412A1 (es) | Aparato de proteccion de circuito. | |
ATA166393A (de) | Anordnung zur erfassung von ständererdschlüssen bei drehstrommaschinen | |
ATE102761T1 (de) | Schaltungsanordnung zum schutz gegen fehlerstroeme. | |
Darwish et al. | Performance of HVDC converter protection during internal faults | |
DE59609716D1 (de) | Anordnung zur Begrenzung des Kurzschlussstromes in 3-phasigen Drehstromnetzen | |
ATE231660T1 (de) | Erdfehler-schutzeinrichtung für die wicklung einer elektrischen maschine | |
PL333471A1 (en) | Earth-fault protection circuit for a generator's stator winding | |
SU1427477A1 (ru) | Трехфазна автономна сеть с защитой | |
JPS54105748A (en) | Overvoltage protection system for thyristor converter | |
SU1427472A1 (ru) | Устройство дл защиты электрической машины с датчиком аварийного режима | |
FR2300447A1 (fr) | Dispositif de protection de machine electrique ou de transformateur de tres grande puissance | |
SU655013A1 (ru) | Устройство дл защиты трехфазной электроустановки от обрыва одной из фаз | |
SU739684A1 (ru) | Устройство дл защиты электрической сети низкого напр жени от тока короткого замыкани | |
SU875531A1 (ru) | Кабельна сеть трехфазного переменного тока | |
ATE137894T1 (de) | Vorrichtung und verfahren zur reversiblen speicherung von elektrischer energie durch deren reversible umwandlung | |
Xianming et al. | New alternating current de-excitation for large hydraulic generators | |
SE9700367L (sv) | Förfarande för effektreglering av en synkronmaskin samt synkronmaskin försedd med utrustning för effektreglering | |
Landoll | Summary of the" guide for AC Generator Protection" ANSI/IEEE C37. 102-1987 | |
Anderson | The design and behaviour of ac current transformers in hvdc applications | |
RO115315B1 (ro) | Sistem de pornire şi reglare automată a turaţiei motoarelor asincrone cu rotor bobinat | |
Bo et al. | Novel technique for generator fault detection |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |