SE9801583D0 - Method and device in an electrical system - Google Patents

Method and device in an electrical system

Info

Publication number
SE9801583D0
SE9801583D0 SE9801583A SE9801583A SE9801583D0 SE 9801583 D0 SE9801583 D0 SE 9801583D0 SE 9801583 A SE9801583 A SE 9801583A SE 9801583 A SE9801583 A SE 9801583A SE 9801583 D0 SE9801583 D0 SE 9801583D0
Authority
SE
Sweden
Prior art keywords
anp
phase
neutral point
artificial neutral
rectifiers
Prior art date
Application number
SE9801583A
Other languages
English (en)
Other versions
SE513879C2 (sv
SE9801583L (sv
Inventor
Mats Karlsson
Tadeus Wolpert
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE9801583A priority Critical patent/SE513879C2/sv
Publication of SE9801583D0 publication Critical patent/SE9801583D0/sv
Priority to JP2000547688A priority patent/JP2002514039A/ja
Priority to PCT/SE1999/000744 priority patent/WO1999057800A1/en
Priority to RU2000130722/09A priority patent/RU2000130722A/ru
Priority to TR2000/03210T priority patent/TR200003210T2/xx
Priority to BR9910223-4A priority patent/BR9910223A/pt
Priority to AU43048/99A priority patent/AU4304899A/en
Priority to US09/674,573 priority patent/US6466466B1/en
Priority to EP99948573A priority patent/EP1078446A1/en
Priority to CN99808272.4A priority patent/CN1308787A/zh
Priority to HU0101967A priority patent/HUP0101967A2/hu
Priority to CA002331648A priority patent/CA2331648A1/en
Publication of SE9801583L publication Critical patent/SE9801583L/sv
Publication of SE513879C2 publication Critical patent/SE513879C2/sv

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
    • H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
    • H02M7/12—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/21—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M7/217—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • H02J3/26—Arrangements for eliminating or reducing asymmetry in polyphase networks
    • 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
    • Y02E40/50—Arrangements for eliminating or reducing asymmetry in polyphase networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Rectifiers (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
SE9801583A 1998-05-06 1998-05-06 Flerfaslikriktaranordning för att skapa en stabil nollpunkt i ett elektriskt system SE513879C2 (sv)

Priority Applications (12)

Application Number Priority Date Filing Date Title
SE9801583A SE513879C2 (sv) 1998-05-06 1998-05-06 Flerfaslikriktaranordning för att skapa en stabil nollpunkt i ett elektriskt system
CA002331648A CA2331648A1 (en) 1998-05-06 1999-05-04 Device for creating a neutral point in an electrical system
AU43048/99A AU4304899A (en) 1998-05-06 1999-05-04 Device for creating a neutral point in an electrical system
PCT/SE1999/000744 WO1999057800A1 (en) 1998-05-06 1999-05-04 Device for creating a neutral point in an electrical system
RU2000130722/09A RU2000130722A (ru) 1998-05-06 1999-05-04 Устройство для создания нейтральной точки в электрической системе
TR2000/03210T TR200003210T2 (tr) 1998-05-06 1999-05-04 Bir elektrik sistemi içinde aygıt.
BR9910223-4A BR9910223A (pt) 1998-05-06 1999-05-04 Aparelho retificador de fase múltipla para uso em um sistema de suprimento elétrico, e, sistema de suprimento elétrico
JP2000547688A JP2002514039A (ja) 1998-05-06 1999-05-04 電気系統内に中性点を生成する装置
US09/674,573 US6466466B1 (en) 1998-05-06 1999-05-04 Stable artificial neutral point in a three phase network of single phase rectifiers
EP99948573A EP1078446A1 (en) 1998-05-06 1999-05-04 Device for creating a neutral point in an electrical system
CN99808272.4A CN1308787A (zh) 1998-05-06 1999-05-04 在电气系统中产生中性点的装置
HU0101967A HUP0101967A2 (hu) 1998-05-06 1999-05-04 Többfázisú egyenirányító berendezés, két vagy több fázisú elektromos elosztóhálózathoz

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9801583A SE513879C2 (sv) 1998-05-06 1998-05-06 Flerfaslikriktaranordning för att skapa en stabil nollpunkt i ett elektriskt system

Publications (3)

Publication Number Publication Date
SE9801583D0 true SE9801583D0 (sv) 1998-05-06
SE9801583L SE9801583L (sv) 1999-11-07
SE513879C2 SE513879C2 (sv) 2000-11-20

Family

ID=20411205

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9801583A SE513879C2 (sv) 1998-05-06 1998-05-06 Flerfaslikriktaranordning för att skapa en stabil nollpunkt i ett elektriskt system

Country Status (12)

Country Link
US (1) US6466466B1 (sv)
EP (1) EP1078446A1 (sv)
JP (1) JP2002514039A (sv)
CN (1) CN1308787A (sv)
AU (1) AU4304899A (sv)
BR (1) BR9910223A (sv)
CA (1) CA2331648A1 (sv)
HU (1) HUP0101967A2 (sv)
RU (1) RU2000130722A (sv)
SE (1) SE513879C2 (sv)
TR (1) TR200003210T2 (sv)
WO (1) WO1999057800A1 (sv)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4699659B2 (ja) 2000-12-25 2011-06-15 新電元工業株式会社 多相整流装置
US6501192B1 (en) * 2001-11-16 2002-12-31 Eni Technology, Inc. Three phase rectifier circuit with virtual neutral
DE10317114A1 (de) * 2003-04-14 2004-10-28 BSH Bosch und Siemens Hausgeräte GmbH Schaltungsanordnung zum Abgriff eines Neutralleiters
SE525698C2 (sv) * 2003-06-27 2005-04-05 Forskarpatent I Syd Ab Transformator med skydd mot likströmsmagnetisering förorsakad av nollföljdsström
SE527406C2 (sv) * 2004-05-10 2006-02-28 Forskarpatent I Syd Ab Förfarande och DC-avledare för skydd av kraftsystem mot geomagnetiskt inducerade strömmar
US7142081B1 (en) * 2005-05-03 2006-11-28 Mte Corporation Multiple three-phase inductor with a common core
JP4618121B2 (ja) * 2005-12-26 2011-01-26 ダイキン工業株式会社 電力変換装置及び電力変換システム
KR101133138B1 (ko) 2007-06-13 2012-04-06 삼성테크윈 주식회사 전원 컨버터 시스템
TWI381619B (zh) * 2009-04-01 2013-01-01 Delta Electronics Inc 單相與三相雙重升降壓功率因數校正電路及其控制方法
CN102687384B (zh) * 2010-01-11 2016-01-20 皇家飞利浦电子股份有限公司 Ac/dc转换器电路
EP2445076A1 (de) * 2010-10-19 2012-04-25 Siemens Aktiengesellschaft Stromversorgungseinrichtung für eine nichtlineare, zeitlich variierende Last
CN102611125B (zh) * 2011-01-25 2016-09-07 华东电力试验研究院有限公司 不对称参数三相三绕组变压器仿真模型及计算方法
CN102208813A (zh) * 2011-05-10 2011-10-05 艾默生网络能源有限公司 一种虚拟中线功率因数校正电路
JP6180825B2 (ja) * 2013-07-02 2017-08-16 株式会社日立製作所 電力変換装置および電気・機械エネルギ変換システム
US20150309085A1 (en) * 2014-04-28 2015-10-29 Rockwell Automation Technologies, Inc. Calculating line-to-neutral voltages without a connection to a system neutral or earth ground
EP2975727A1 (en) * 2014-07-17 2016-01-20 ABB Technology AG Three-wire UPS system with artificial neutral
CN108966685A (zh) * 2016-03-04 2018-12-07 日本电产株式会社 电力转换装置、马达驱动单元、电动助力转向装置和继电器模块
CN108206642B (zh) * 2016-12-20 2020-02-14 华为技术有限公司 用于三相变流器中点电位调节的方法和设备

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4143414A (en) * 1978-04-10 1979-03-06 General Motors Corporation Three phase ac to dc voltage converter with power line harmonic current reduction
US4443759A (en) * 1981-05-07 1984-04-17 Magnaflux Corporation Magnetizing current supply for magnetic particle inspection with SCR's connected to three-phase secondary windings for rectification and control
US4513363A (en) * 1982-02-22 1985-04-23 Medar, Inc. Structure for and method of reducing impedance in multiphase direct current power supplies
US5311419A (en) * 1992-08-17 1994-05-10 Sundstrand Corporation Polyphase AC/DC converter
EP0704114A4 (en) * 1993-05-11 1997-04-16 Swichtec Power Syst Ltd POWER CONVERTER WITH STAR CONFIGURED MODULES
US5574356A (en) * 1994-07-08 1996-11-12 Northrop Grumman Corporation Active neutral current compensator
US5894414A (en) * 1997-03-03 1999-04-13 Lucent Technologies Inc. Three phase rectifier using three single phase converters and a single DC/DC converter

Also Published As

Publication number Publication date
EP1078446A1 (en) 2001-02-28
CA2331648A1 (en) 1999-11-11
SE513879C2 (sv) 2000-11-20
AU4304899A (en) 1999-11-23
WO1999057800A1 (en) 1999-11-11
CN1308787A (zh) 2001-08-15
US6466466B1 (en) 2002-10-15
RU2000130722A (ru) 2002-11-27
JP2002514039A (ja) 2002-05-14
TR200003210T2 (tr) 2001-05-21
BR9910223A (pt) 2001-01-09
SE9801583L (sv) 1999-11-07
HUP0101967A2 (hu) 2001-09-28

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