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 excessiva

Info

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
Application number
BR9714793-1A
Other languages
English (en)
Inventor
Bertil Berggren
Mikael Bergkvist
Hans Bernhoff
Mikael Ekberg
Jan Isberg
Mats Leijon
Li Ming
Anders Sunesson
Dan Windmar
Original Assignee
Asea A Brown Boveri Ab
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from SE9604629A external-priority patent/SE515671C2/sv
Priority claimed from SE9700335A external-priority patent/SE508556C2/sv
Application filed by Asea A Brown Boveri Ab filed Critical Asea A Brown Boveri Ab
Publication of BR9714793A publication Critical patent/BR9714793A/pt

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).
BR9714793-1A 1996-12-17 1997-05-27 Dispositivo e método relativo à proteção de um objeto contra correntes excessivas, compreendendo redução de corrente excessiva BR9714793A (pt)

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
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
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

Family Applications Before (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) EP0950277A1 (pt)
JP (2) JP2001505757A (pt)
CN (2) CN1246211A (pt)
AU (2) AU730450B2 (pt)
BR (2) BR9713738A (pt)
CA (2) CA2279394A1 (pt)
PL (2) PL334132A1 (pt)
TR (2) TR199902169T2 (pt)
WO (2) WO1998027636A1 (pt)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR9815420A (pt) * 1997-11-28 2001-07-17 Abb Ab Método e dispositivo para controlar o fluxo magnético com um enrolamento auxiliar em uma máquina rotativa de alta voltagem de corrente alternada
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
WO2003053734A1 (fr) * 2001-12-21 2003-07-03 Aisin Aw Co., Ltd. Unite de commande de vehicule electrique
US20040026602A1 (en) * 2002-08-08 2004-02-12 Tsung-Yin Chen Adjustable light converging device
ES2259409T3 (es) * 2003-12-05 2006-10-01 Societe Technique Pour L'energie Atomique Technicatome Dispositivo disyuntor hibrido.
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
US8426736B2 (en) 2009-07-17 2013-04-23 The Invention Science Fund I Llc Maintaining insulators in power transmission systems
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
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
EP2550713B1 (en) * 2010-03-26 2015-09-09 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)

* Cited by examiner, † Cited by third party
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
DE3787798D1 (de) * 1987-03-06 1993-11-18 Groh Heinrich 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

Also Published As

Publication number Publication date
PL334132A1 (en) 2000-02-14
PL334344A1 (en) 2000-02-28
WO1998027636A1 (en) 1998-06-25
EP1008219A1 (en) 2000-06-14
CN1246211A (zh) 2000-03-01
EP0950277A1 (en) 1999-10-20
CA2279394A1 (en) 1998-06-25
TR199902169T2 (xx) 2000-01-21
AU2987797A (en) 1998-07-15
JP2001505759A (ja) 2001-04-24
WO1998027634A1 (en) 1998-06-25
JP2001505757A (ja) 2001-04-24
CN1246212A (zh) 2000-03-01
BR9713738A (pt) 2000-03-28
AU3052497A (en) 1998-07-15
US6226163B1 (en) 2001-05-01
TR199901314T2 (xx) 1999-09-21
CA2275616A1 (en) 1998-06-25
AU730450B2 (en) 2001-03-08

Similar Documents

Publication Publication Date Title
BR9714793A (pt) Dispositivo e método relativo à proteção de um objeto contra correntes excessivas, compreendendo redução de corrente excessiva
BR9714794A (pt) Dispositivo e método relativo à proteção de um objeto contra correntes excessivas, compreendendo redução de corrente excessiva e limitação de corrente
BR9913233A (pt) Dispositivos de interrupção de circuito, e, com falha de terra, processos para interromper e reposicionar conexões elétricas. para testar a operação de dispositivos de interrupção de circuito reposicionáveis, sistema de interrupção de circuito com operações de disparo e de trava de reposicionamento independentes, sistema eletricamente controlado, disjuntor, disjuntor gfci, disjuntor afci, processo para testar a operação de um disjuntor, e, sistema de distribuição de energia elétrica
DE69513412D1 (de) Schutzschaltung gegen transiente spannungen für elektrischen leistungswandler
BR0014657A (pt) Contactor-disjuntor
BR9807329A (pt) Interruptor eletrônico rearmável com proteção de sobrecorrente.
EP0948111A3 (en) Fault protection arrangements and methods for electric power distribution systems
DE69904274D1 (de) Schutzvorrichtung für elektrischen Anlagen gegen Speisungsstörungen
BR0210882A (pt) Sistema para selecionar fontes de tensão e corrente para dispositivos de relé protetores para proteção e controle de sistemas de energia elétrica
DE59803643D1 (de) Fehlerstrom-schutzeinrichtung
FR2708156B1 (fr) Circuit de protection contre des surtensions à forte énergie à tension d&#39;écretage contrôlée.
NO982376L (no) Overspenningsbeskyttelsesplugg
BR9808624A (pt) Proteção eletrônica
ATE82442T1 (de) Einrichtungen zur feststellung des uebergangs in den normalzustand in einer supraleitenden wicklung, insbesondere eines elektrischen generators und einrichtung zum schutz einer derartigen wicklung.
HUT68542A (en) Method for installing optical cable in an overhead power transmission line
ES267124U (es) &#34;dispositivo luminoso indicador de averias o desarreglos en instalaciones electricas de uso civil&#34;.
DE59509305D1 (de) Schaltung zum Ein- und Ausschalten einer elektrischen Last
BR0013976A (pt) Método para prover energia elétrica a uma carga usando um sistema de fluido pressurizado, e, sistema para usar fluido pressurizado para prover energia elétrica a uma carga
BR9813211A (pt) Rede de distribuição de força incorporando um transformador de suporte de voltagem e processo de uso
SE0002269D0 (sv) Method and system for series fault protection
SE9802202L (sv) Skyddsanordning
ATE233023T1 (de) Fehlerstrom-schutzeinrichtung
SE9804496D0 (sv) Elektrisk skyddsanordning
SE9904014L (sv) Elektrisk anordning jämte förfarande och användning vid en sådan anordning
SE9903137D0 (sv) An arrangement for protecting a DC source

Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]