IN2014KN01196A - - Google Patents

Info

Publication number
IN2014KN01196A
IN2014KN01196A IN1196KON2014A IN2014KN01196A IN 2014KN01196 A IN2014KN01196 A IN 2014KN01196A IN 1196KON2014 A IN1196KON2014 A IN 1196KON2014A IN 2014KN01196 A IN2014KN01196 A IN 2014KN01196A
Authority
IN
India
Prior art keywords
flux
transformer
core segments
level
windings
Prior art date
Application number
Other languages
English (en)
Inventor
Douglas I Taylor
Original Assignee
Schweitzer Engineering Lab Inc
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
Application filed by Schweitzer Engineering Lab Inc filed Critical Schweitzer Engineering Lab Inc
Publication of IN2014KN01196A publication Critical patent/IN2014KN01196A/en

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
    • H02H7/04—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 transformers
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/001—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection limiting speed of change of electric quantities, e.g. soft switching on or off
    • H02H9/002—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection limiting speed of change of electric quantities, e.g. soft switching on or off limiting inrush current on switching on of inductive loads subjected to remanence, e.g. transformers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Protection Of Transformers (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Emergency Protection Circuit Devices (AREA)
IN1196KON2014 2012-01-10 2012-12-11 IN2014KN01196A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/347,563 US8878391B2 (en) 2012-01-10 2012-01-10 System, apparatus, and method for reducing inrush current in a three-phase transformer
PCT/US2012/068922 WO2013106150A1 (en) 2012-01-10 2012-12-11 System, apparatus, and method for reducing inrush current in a three-phase transformer

Publications (1)

Publication Number Publication Date
IN2014KN01196A true IN2014KN01196A (pt) 2015-10-16

Family

ID=48743434

Family Applications (1)

Application Number Title Priority Date Filing Date
IN1196KON2014 IN2014KN01196A (pt) 2012-01-10 2012-12-11

Country Status (8)

Country Link
US (2) US8878391B2 (pt)
AU (1) AU2012364711B2 (pt)
BR (1) BR112014016784A8 (pt)
CA (1) CA2859369C (pt)
ES (1) ES2524519R1 (pt)
IN (1) IN2014KN01196A (pt)
MX (1) MX2014007621A (pt)
WO (1) WO2013106150A1 (pt)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8878391B2 (en) 2012-01-10 2014-11-04 Schweitzer Engineering Laboratories, Inc System, apparatus, and method for reducing inrush current in a three-phase transformer
JP6054163B2 (ja) * 2012-12-14 2016-12-27 株式会社東芝 励磁突入電流抑制システム
JP5769901B1 (ja) * 2014-06-09 2015-08-26 三菱電機株式会社 位相制御装置
EP3157114B1 (en) * 2014-06-11 2020-01-22 Indra Sistemas, S.A. Method for reducing the inrush current of an inductive load
JP6286586B2 (ja) 2014-06-11 2018-02-28 アサター グローバル テクノロジーズ リミティド ライアビリティ カンパニー 中電圧及び高電圧のためのサージ抑制システム
US11245254B2 (en) 2016-08-23 2022-02-08 Hitachi Energy Switzerland Ag Method for phase controlled energizing of power transformer
EP3396687B1 (en) * 2017-04-28 2025-04-09 Hitachi Energy Ltd Energizing method of a transformer, and transformer connection assembly
US10819105B2 (en) * 2018-02-27 2020-10-27 David Meisel Electrical power transformer and motor pre-fluxing device
US10855169B1 (en) 2019-09-10 2020-12-01 Lear Corporation Configurable multi-phase charger
US11575253B2 (en) 2020-05-12 2023-02-07 Schweitzer Engineering Laboratories, Inc. Controlled three-pole close for transmission lines
US11233389B1 (en) 2020-10-30 2022-01-25 Schweitzer Engineering Laboratories, Inc. Controlled three-pole close for transformers
US12155197B2 (en) * 2021-01-08 2024-11-26 Eaton Intelligent Power Limited Isolation apparatus and method of a fault segment in a transformer loop
US11996688B2 (en) 2021-05-12 2024-05-28 Schweitzer Engineering Laboratories, Inc. Method of controlled switching for transformers using transformer residual flux
EP4102667A1 (en) 2021-06-09 2022-12-14 Siemens Aktiengesellschaft Method, device, and system for controlled energizing of a transformer in a power grid
US12316112B2 (en) 2022-07-12 2025-05-27 Schweitzer Engineering Laboratories, Inc. Breaker control units and related systems and methods

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4757263A (en) 1987-05-01 1988-07-12 Tennessee Valley Authority Insulation power factor alarm monitor
US4914382A (en) 1987-10-14 1990-04-03 Hydro-Quebec High voltage measuring circuit coupled to the capacitive grounding tap bushing of an HV device
US5430599A (en) 1993-03-18 1995-07-04 Hydro-Quebec System for opening/closing circuit breakers
US5703745A (en) 1995-10-20 1997-12-30 Schweitzer Engineering Laboratories, Inc. System for detection of transients from a coupling capacitor voltage transformer used in a protective relay
US6028754A (en) 1995-10-20 2000-02-22 Schweitzer Engineering Laboratories, Inc. System for preventing undesired protective relay tripping actions due to coupling capacitor voltage transformer transients
JP2001218354A (ja) * 1999-11-25 2001-08-10 Mitsubishi Electric Corp 位相制御開閉装置
GB0010720D0 (en) 2000-05-03 2000-06-28 Ghassemi Foroozan Power quality sensors for conventional capacitor coupled voltage transformers
US6865063B2 (en) 2002-11-12 2005-03-08 Semiconductor Components Industries, Llc Integrated inrush current limiter circuit and method
JP4407561B2 (ja) * 2005-03-31 2010-02-03 三菱電機株式会社 残留磁束測定装置
CN101563744B (zh) 2006-11-29 2011-11-30 株式会社东芝 变压器的励磁涌流抑制装置和方法
US7880343B2 (en) 2008-04-07 2011-02-01 Toshiba International Corporation Drive isolation transformer controller and method
US8350556B2 (en) 2009-08-25 2013-01-08 The United States of America as represented by the Secretary of Commerce, NIST Integrated optical element and Faraday cup
US8878391B2 (en) 2012-01-10 2014-11-04 Schweitzer Engineering Laboratories, Inc System, apparatus, and method for reducing inrush current in a three-phase transformer

Also Published As

Publication number Publication date
US20130175879A1 (en) 2013-07-11
AU2012364711B2 (en) 2015-12-17
WO2013106150A1 (en) 2013-07-18
BR112014016784A2 (pt) 2017-06-13
CA2859369A1 (en) 2013-07-18
ES2524519R1 (es) 2014-12-29
MX2014007621A (es) 2014-09-15
ES2524519A2 (es) 2014-12-09
US8878391B2 (en) 2014-11-04
CA2859369C (en) 2016-01-26
US9379535B2 (en) 2016-06-28
AU2012364711A1 (en) 2014-07-17
US20150043108A1 (en) 2015-02-12
BR112014016784A8 (pt) 2017-07-04

Similar Documents

Publication Publication Date Title
ES2524519A2 (es) Sistema, aparato y procedimiento para reducir una corriente de irrupción en un transformador trifásico
UA115653C2 (uk) Спосіб і пристрій для вимірювання електричних струмів за допомогою перетворювача струму
WO2012156846A3 (en) Device for inductively charging at least one electric energy store of an electric vehicle
KR101653954B9 (ko) 교류전기철도 단권변압기 급전시스템에서 전차선과 급전선 전류를 이용한 고장점 표정 시스템 및 그 방법
IN2012DE00791A (pt)
MX349518B (es) Controlador de motor sincrono de corriente alterna (ca) de fase partida.
WO2011151267A3 (en) An arc fault detector for ac or dc installations
RU2016119060A (ru) Способ наложения переменного тока на постоянный при электролизе
EP2733809A3 (en) Power quality control
MX2020009969A (es) Sistema y metodo para realizar diagnosticos de transformador.
EP2765692A3 (en) An electrical system with an arrangement for filtering rectifier-generated 5th and 7th order current harmonics
IN2014DE00965A (pt)
WO2012101613A3 (en) A switch arrangement
GB2556593A (en) Multiple supply voltage motor assembly
EP2645562A3 (en) Control method for induction motor
WO2011115827A3 (en) Method and system delivering a controlled voltage
EP2618223A3 (en) Developing device, image forming apparatus, and method for controlling developing device
FI20115153A0 (fi) Häiriönpoistolla varustettu teholähde ja menetelmä teholähteen käyttämiseksi
UY35689A (es) Aparato y método para el control de voltaje
HK1250550A1 (zh) 用於改变电气系统中控制绕组有效匝数的方法以及带有控制绕组的电气系统
RU109909U1 (ru) Трехфазный трансформатор
EA201692259A1 (ru) Трансформатор высокого напряжения
PT3548906T (pt) Aparelho separador de forma de onda e método para detectar a corrente de fuga em sistemas de energia de corrente contínua de alta tensão
WO2012153970A3 (ko) 직류전원 발생장치 및 발생 방법
RU2548171C2 (ru) Устройство, обеспечивающее электромагнитную совместимость работы электрооборудования с регулируемым магнитным потоком