BR9714793A - Dispositivo e método relativo à proteção de um objeto contra correntes excessivas, compreendendo redução de corrente excessiva - Google Patents
Dispositivo e método relativo à proteção de um objeto contra correntes excessivas, compreendendo redução de corrente excessivaInfo
- Publication number
- BR9714793A BR9714793A BR9714793-1A BR9714793A BR9714793A BR 9714793 A BR9714793 A BR 9714793A BR 9714793 A BR9714793 A BR 9714793A BR 9714793 A BR9714793 A BR 9714793A
- Authority
- BR
- Brazil
- Prior art keywords
- excessive
- excessive current
- currents
- protection
- network
- 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
- H02H3/02—Details
- H02H3/025—Disconnection after limiting, e.g. when limiting is not sufficient or for facilitating disconnection
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/288—Shielding
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/32—Insulating of coils, windings, or parts thereof
- H01F27/323—Insulation between winding turns, between winding layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F29/00—Variable transformers or inductances not covered by group H01F21/00
- H01F29/14—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F3/00—Cores, Yokes, or armatures
- H01F3/10—Composite arrangements of magnetic circuits
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F3/00—Cores, Yokes, or armatures
- H01F3/10—Composite arrangements of magnetic circuits
- H01F3/14—Constrictions; Gaps, e.g. air-gaps
-
- 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
- H02H3/02—Details
- H02H3/021—Details concerning the disconnection itself, e.g. at a particular instant, particularly at zero value of current, disconnection in a predetermined order
- H02H3/023—Details concerning the disconnection itself, e.g. at a particular instant, particularly at zero value of current, disconnection in a predetermined order by short-circuiting
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/32—Insulating of coils, windings, or parts thereof
- H01F2027/329—Insulation with semiconducting layer, e.g. to reduce corona effect
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2203/00—Specific aspects not provided for in the other groups of this subclass relating to the windings
- H02K2203/15—Machines characterised by cable windings, e.g. high-voltage cables, ribbon cables
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Emergency Protection Circuit Devices (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
- Housings And Mounting Of Transformers (AREA)
- Windings For Motors And Generators (AREA)
- Organic Insulating Materials (AREA)
Abstract
<B>"DISPOSITIVO E MéTODO RELATIVO á PROTEçãO DE UM OBJETO CONTRA CORRENTES EXCESSIVAS, COMPREENDENDO REDUçãO DE CORRENTE EXCESSIVA"<D>. A presente invenção se refere a um dispositivo e método para proteção, em uma instalação de energia elétrica, de um objeto (1) contra correntes excessivas de uma rede (3) ou outro equipamento incluído na instalação de alta tensão, o dispositivo compreendendo um dispositivo de comutação (4) em uma linha (2) entre o objeto e a rede/equipamento, a linha (2) entre o objeto e a rede/equipamento sendo conectada a uma disposição de redução de correntes excessicas (5) na direção do objeto (1), dita disposição (5) sendo ativada para redução de corrente excessiva com a ajuda de uma disposição (11, 13) de detecção de condições de corrente excessiva, dentro de um período de tempo substancialmente menor que o tempo de interrupção do dispositivo de comutação (4).
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9604629A SE515671C2 (sv) | 1996-12-17 | 1996-12-17 | Anordning och förfarande för att skydda ett objekt mot felrelaterade överströmmar (Fall 1) |
SE9700335A SE508556C2 (sv) | 1997-02-03 | 1997-02-03 | Krafttransformator/reaktor |
PCT/SE1997/000882 WO1998027636A1 (en) | 1996-12-17 | 1997-05-27 | Device and method relating to protection of an object against over-currents comprising over-current reduction |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9714793A true BR9714793A (pt) | 2000-07-11 |
Family
ID=26662819
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR9714793-1A BR9714793A (pt) | 1996-12-17 | 1997-05-27 | Dispositivo e método relativo à proteção de um objeto contra correntes excessivas, compreendendo redução de corrente excessiva |
BR9713738-3A BR9713738A (pt) | 1996-12-17 | 1997-05-27 | Dispositivo e método relativo à proteção de um objeto contra correntes excessivas, compreendendo redução de corrente excessiva |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR9713738-3A BR9713738A (pt) | 1996-12-17 | 1997-05-27 | Dispositivo e método relativo à proteção de um objeto contra correntes excessivas, compreendendo redução de corrente excessiva |
Country Status (10)
Country | Link |
---|---|
US (1) | US6226163B1 (pt) |
EP (2) | EP1008219A1 (pt) |
JP (2) | JP2001505757A (pt) |
CN (2) | CN1246211A (pt) |
AU (2) | AU730450B2 (pt) |
BR (2) | BR9714793A (pt) |
CA (2) | CA2275616A1 (pt) |
PL (2) | PL334132A1 (pt) |
TR (2) | TR199901314T2 (pt) |
WO (2) | WO1998027636A1 (pt) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999029015A2 (en) * | 1997-11-28 | 1999-06-10 | Asea Brown Boveri Ab | Method and device for controlling the magnetic flux with an auxiliary winding in a hv ac machine |
US6349463B1 (en) * | 1999-09-30 | 2002-02-26 | Reliance Electric Technologies, Llc | Method of making an electric motor stator assembly |
SE516002C2 (sv) * | 2000-03-01 | 2001-11-05 | Abb Ab | Roterande elektrisk maskin samt förfarande för framställning av en statorlindning |
DE10296683T5 (de) * | 2001-12-21 | 2004-04-22 | Aisin AW Co., Ltd., Anjo | Antriebssteuerungsgerät für ein motorbetriebenes Fahrzeug |
US20040026602A1 (en) * | 2002-08-08 | 2004-02-12 | Tsung-Yin Chen | Adjustable light converging device |
EP1538645B1 (fr) * | 2003-12-05 | 2006-03-01 | Société Technique pour l'Energie Atomique TECHNICATOME | Dispositif disjoncteur hybride |
US20090280702A1 (en) * | 2008-05-06 | 2009-11-12 | Remus Paul C | System of easily interchangeable handles for oars |
US8456168B2 (en) * | 2009-07-17 | 2013-06-04 | The Invention Science Fund I Llc | Systems and methods for testing the standoff capability of an overhead power transmission line |
US8692537B2 (en) * | 2009-07-17 | 2014-04-08 | The Invention Science Fund I, Llc | Use pairs of transformers to increase transmission line voltage |
US20110011621A1 (en) | 2009-07-17 | 2011-01-20 | Searete Llc, A Limited Liability Corporation Of The State Of Delaware | Smart link coupled to power line |
US8426736B2 (en) | 2009-07-17 | 2013-04-23 | The Invention Science Fund I Llc | Maintaining insulators in power transmission systems |
US8174270B2 (en) * | 2009-07-17 | 2012-05-08 | The Invention Science Fund I, Llc | Systems and methods for assessing standoff capabilities of in-service power line insulators |
US8395296B2 (en) * | 2009-09-16 | 2013-03-12 | Siemens Energy, Inc. | Tape structure with conductive outer side and electrically insulating inner side |
WO2011116832A1 (en) * | 2010-03-26 | 2011-09-29 | Abb Research Ltd | A hybrid circuit breaker |
KR101103677B1 (ko) | 2010-11-11 | 2012-01-11 | 박기주 | 부분방전 검출 기능을 갖는 유입 변압기 및 부분방전 검출방법 |
CN103474983B (zh) * | 2013-08-20 | 2015-05-13 | 国家电网公司 | 一种高压大电流直流断路器及其控制方法 |
US11355925B2 (en) * | 2018-01-30 | 2022-06-07 | Hitachi Energy Switzerland Ag | System design solution for DC grid cost reduction and risk minimization |
RU2706637C1 (ru) * | 2019-03-26 | 2019-11-19 | Илья Николаевич Джус | Устройство для защиты вакуумнокоммутируемого оборудования от перенапряжений |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3418530A (en) * | 1966-09-07 | 1968-12-24 | Army Usa | Electronic crowbar |
US4109098A (en) | 1974-01-31 | 1978-08-22 | Telefonaktiebolaget L M Ericsson | High voltage cable |
US4091139A (en) | 1975-09-17 | 1978-05-23 | Westinghouse Electric Corp. | Semiconductor binding tape and an electrical member wrapped therewith |
US4184186A (en) | 1977-09-06 | 1980-01-15 | General Electric Company | Current limiting device for an electric power system |
US4134146A (en) * | 1978-02-09 | 1979-01-09 | General Electric Company | Surge arrester gap assembly |
US4164772A (en) | 1978-04-17 | 1979-08-14 | Electric Power Research Institute, Inc. | AC fault current limiting circuit |
SU961048A1 (ru) * | 1979-12-06 | 1982-09-23 | Научно-Исследовательский Сектор Всесоюзного Ордена Ленина Проектно-Изыскательского И Научно-Исследовательского Института "Гидропроект" Им.С.Я.Жука | Статор генератора |
DE3006382C2 (de) * | 1980-02-21 | 1985-10-31 | Thyssen Industrie Ag, 4300 Essen | Dreiphasige Wechselstrom-Wicklung für einen Linearmotor |
AT378287B (de) | 1981-01-30 | 1985-07-10 | Elin Union Ag | Hochspannungswicklung fuer elektrische maschinen |
SU955369A1 (ru) | 1981-03-26 | 1982-08-30 | Научно-Исследовательский Сектор Всесоюзного Ордена Ленина Проектно-Изыскательского И Научно-Исследовательского Института "Гидропроект" Им.С.Я.Жука | Статор электрической машины |
EP0120154A1 (en) | 1983-03-25 | 1984-10-03 | TRENCH ELECTRIC, a Division of Guthrie Canadian Investments Limited | Continuously transposed conductor |
FR2556146B1 (fr) | 1983-12-05 | 1988-01-15 | Paris & Du Rhone | Dispositif de montage et d'isolation de conducteurs sur les rotors de machines tournantes electriques |
US5036165A (en) | 1984-08-23 | 1991-07-30 | General Electric Co. | Semi-conducting layer for insulated electrical conductors |
US4924342A (en) * | 1987-01-27 | 1990-05-08 | Teledyne Inet | Low voltage transient current limiting circuit |
EP0280759B1 (de) | 1987-03-06 | 1993-10-13 | Heinrich Dr. Groh | Anordnung für elektrische Energieversorgungsleitungen zum Schutz gegen Explosionen von Gas- und/oder Staub-Luft-Gemischen, vorzugsweise des Untertagebetriebes |
US5136459A (en) * | 1989-03-13 | 1992-08-04 | Electric Power Research Institute, Inc. | High speed current limiting system responsive to symmetrical & asymmetrical currents |
US5153460A (en) * | 1991-03-25 | 1992-10-06 | The United States Of America As Represented By The Secretary Of The Army | Triggering technique for multi-electrode spark gap switch |
JP3135338B2 (ja) | 1992-02-21 | 2001-02-13 | 株式会社日立製作所 | 転流式直流遮断器 |
US5388021A (en) * | 1992-09-18 | 1995-02-07 | The United States Of America As Represented By The Secretary Of The Navy | Voltage surge suppression power circuits |
IT1266896B1 (it) | 1994-07-27 | 1997-01-21 | Magneti Marelli Spa | Rotore di macchina elettrica, in particolare di un motore elettrico per l'avviamento del motore a combustione interna di una autoveicolo e |
-
1997
- 1997-05-27 JP JP50096798A patent/JP2001505757A/ja active Pending
- 1997-05-27 CA CA002275616A patent/CA2275616A1/en not_active Abandoned
- 1997-05-27 JP JP50096998A patent/JP2001505759A/ja active Pending
- 1997-05-27 BR BR9714793-1A patent/BR9714793A/pt unknown
- 1997-05-27 EP EP97924464A patent/EP1008219A1/en not_active Withdrawn
- 1997-05-27 TR TR1999/01314T patent/TR199901314T2/xx unknown
- 1997-05-27 AU AU30524/97A patent/AU730450B2/en not_active Ceased
- 1997-05-27 US US09/029,648 patent/US6226163B1/en not_active Expired - Fee Related
- 1997-05-27 PL PL97334132A patent/PL334132A1/xx unknown
- 1997-05-27 WO PCT/SE1997/000882 patent/WO1998027636A1/en not_active Application Discontinuation
- 1997-05-27 WO PCT/SE1997/000880 patent/WO1998027634A1/en not_active Application Discontinuation
- 1997-05-27 CN CN97181827A patent/CN1246211A/zh active Pending
- 1997-05-27 TR TR1999/02169T patent/TR199902169T2/xx unknown
- 1997-05-27 AU AU29877/97A patent/AU2987797A/en not_active Abandoned
- 1997-05-27 BR BR9713738-3A patent/BR9713738A/pt unknown
- 1997-05-27 CN CN97181828A patent/CN1246212A/zh active Pending
- 1997-05-27 PL PL97334344A patent/PL334344A1/xx unknown
- 1997-05-27 CA CA002279394A patent/CA2279394A1/en not_active Abandoned
- 1997-05-27 EP EP97925367A patent/EP0950277A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
WO1998027634A1 (en) | 1998-06-25 |
CN1246211A (zh) | 2000-03-01 |
PL334132A1 (en) | 2000-02-14 |
EP0950277A1 (en) | 1999-10-20 |
TR199902169T2 (xx) | 2000-01-21 |
TR199901314T2 (xx) | 1999-09-21 |
AU2987797A (en) | 1998-07-15 |
WO1998027636A1 (en) | 1998-06-25 |
CN1246212A (zh) | 2000-03-01 |
AU3052497A (en) | 1998-07-15 |
EP1008219A1 (en) | 2000-06-14 |
PL334344A1 (en) | 2000-02-28 |
BR9713738A (pt) | 2000-03-28 |
CA2279394A1 (en) | 1998-06-25 |
JP2001505757A (ja) | 2001-04-24 |
JP2001505759A (ja) | 2001-04-24 |
AU730450B2 (en) | 2001-03-08 |
US6226163B1 (en) | 2001-05-01 |
CA2275616A1 (en) | 1998-06-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B08F | Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette] |