DE69014530D1 - AC-DC-AC-Leistungsumwandlungseinrichtung mit wenig aktiven Schaltern und Steuerung des Eingangs und des Ausgangs. - Google Patents

AC-DC-AC-Leistungsumwandlungseinrichtung mit wenig aktiven Schaltern und Steuerung des Eingangs und des Ausgangs.

Info

Publication number
DE69014530D1
DE69014530D1 DE69014530T DE69014530T DE69014530D1 DE 69014530 D1 DE69014530 D1 DE 69014530D1 DE 69014530 T DE69014530 T DE 69014530T DE 69014530 T DE69014530 T DE 69014530T DE 69014530 D1 DE69014530 D1 DE 69014530D1
Authority
DE
Germany
Prior art keywords
output
input
power conversion
currents
line
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
Application number
DE69014530T
Other languages
English (en)
Other versions
DE69014530T2 (de
Inventor
Keepakraj N Divan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wisconsin Alumni Research Foundation
Original Assignee
Wisconsin Alumni Research Foundation
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 Wisconsin Alumni Research Foundation filed Critical Wisconsin Alumni Research Foundation
Application granted granted Critical
Publication of DE69014530D1 publication Critical patent/DE69014530D1/de
Publication of DE69014530T2 publication Critical patent/DE69014530T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
    • 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
    • H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
    • H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
    • H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
    • H02J9/062—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for AC powered loads
    • 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
    • H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
    • H02M5/40—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc
    • H02M5/42—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters
    • H02M5/44—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac
    • H02M5/453—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M5/458—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac 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
    • 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
    • H02M1/00—Details of apparatus for conversion
    • H02M1/0083—Converters characterised by their input or output configuration
    • H02M1/0085—Partially controlled bridges
    • 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
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Inverter Devices (AREA)
  • Dc-Dc Converters (AREA)
  • Rectifiers (AREA)
  • Ac-Ac Conversion (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
DE69014530T 1989-09-29 1990-09-27 AC-DC-AC-Leistungsumwandlungseinrichtung mit wenig aktiven Schaltern und Steuerung des Eingangs und des Ausgangs. Expired - Fee Related DE69014530T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/414,896 US5017800A (en) 1989-09-29 1989-09-29 AC to DC to AC power conversion apparatus with few active switches and input and output control

Publications (2)

Publication Number Publication Date
DE69014530D1 true DE69014530D1 (de) 1995-01-12
DE69014530T2 DE69014530T2 (de) 1995-04-06

Family

ID=23643463

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69014530T Expired - Fee Related DE69014530T2 (de) 1989-09-29 1990-09-27 AC-DC-AC-Leistungsumwandlungseinrichtung mit wenig aktiven Schaltern und Steuerung des Eingangs und des Ausgangs.

Country Status (8)

Country Link
US (1) US5017800A (de)
EP (1) EP0420628B1 (de)
JP (1) JPH03195375A (de)
KR (1) KR910007224A (de)
AT (1) ATE114892T1 (de)
CA (1) CA2025847A1 (de)
DE (1) DE69014530T2 (de)
ES (1) ES2064658T3 (de)

Families Citing this family (123)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6366038B1 (en) * 1909-11-21 2002-04-02 Continental Teves Ag & Co., Ohg Method and circuit for generating a pulse-width modulated actuating signal for a direct current actuator
US4797907A (en) * 1987-08-07 1989-01-10 Diasonics Inc. Battery enhanced power generation for mobile X-ray machine
JPH03230764A (ja) * 1990-02-01 1991-10-14 Toshiba Corp Ｐｗｍ制御による電源装置
US5099410A (en) * 1990-11-13 1992-03-24 Wisconsin Alumni Research Foundation Single phase ac power conversion apparatus
DE4142534A1 (de) * 1990-12-28 1992-07-09 Sawafuji Electric Co Ltd Rotationskompressor-steuersystem fuer ein elektrisches kuehlgeraet
US5101145A (en) * 1991-02-01 1992-03-31 Allen-Bradley Company, Inc. Velocity proportional integral regulator with negative feedforward to control response of torque disturbances
US5172009A (en) * 1991-02-25 1992-12-15 Regents Of The University Of Minnesota Standby power supply with load-current harmonics neutralizer
US5241217A (en) * 1991-11-07 1993-08-31 Premier Power, Inc. UPS with input commutation between AC and DC sources of power
US5315497A (en) * 1991-11-07 1994-05-24 Premier Power, Inc. Symmetrical universal AC-AC power conditioner
JPH0548590U (ja) * 1991-11-22 1993-06-25 日本オーチス・エレベータ株式会社 コンバータの電流制御回路
US5324990A (en) * 1992-04-03 1994-06-28 Cunningham John C Voltage inverter power conservation circuit
US5272616A (en) * 1992-04-21 1993-12-21 Wisconsin Alumni Research Foundation Single phase to three phase power converter for motor loads
US5307004A (en) * 1992-07-06 1994-04-26 Carsten Bruce W Soft switching boost and buck regulators
DE4237843A1 (de) * 1992-11-10 1994-05-11 Philips Patentverwaltung Schaltungsanordnung zum Betreiben einer induktiven Last
US5341075A (en) * 1993-03-10 1994-08-23 A.C. Propulsion, Inc. Combined motor drive and battery recharge system
JP2918430B2 (ja) * 1993-04-02 1999-07-12 三菱電機株式会社 電力変換装置
ES2076860B1 (es) * 1993-05-03 1996-05-01 Iberdrola Sa Acondicionador de linea para reduccion o eliminacion de perturbaciones.
US5402053A (en) * 1993-08-26 1995-03-28 Wisconsin Alumni Research Foundation Single phase to three phase converter capable of variable speed motor operation
US5612599A (en) * 1994-04-25 1997-03-18 Ricoh Company, Ltd. DC brushless motor driving device, DC brushless motor, and image forming device using the driving device and brushless motor
WO1996009686A1 (en) * 1994-09-21 1996-03-28 The Research And Development Institute At Montana State University Pwm converters for three phase ac power control and ac to dc conversion, and special purpose devices using the same
US5570279A (en) * 1994-09-21 1996-10-29 The Research And Development Institute, Inc. At Montana State University PWM converters for three phase AC power control and AC to DC conversion
US5602725A (en) * 1994-09-21 1997-02-11 The Research And Development Institute At Montana State University Special purpose power control devices using 3-phase PWM converters for three phase AC power
WO1996010861A1 (en) * 1994-09-30 1996-04-11 Grinaker Electronics Limited Ac to dc converter
US5610805A (en) * 1995-01-10 1997-03-11 Cambridge Continuous Power Uninterruptible power supply with a back-up battery coupled across the a.c. input
US5834858A (en) * 1995-04-05 1998-11-10 Electronic Design & Manufacturing Inc. Emergency power supply
US5568370A (en) * 1995-06-09 1996-10-22 Vse Corporation Tactical power adapter
US5661390A (en) * 1995-06-23 1997-08-26 Electric Power Research Institute, Inc. Inverter-fed motor drive with EMI suppression
JPH0934564A (ja) * 1995-07-18 1997-02-07 Chiyoda:Kk 入力波形追従型交流電源装置
WO1998010509A1 (fr) * 1996-09-09 1998-03-12 Matsushita Electric Works, Ltd. Bloc d'alimentation
US7269034B2 (en) 1997-01-24 2007-09-11 Synqor, Inc. High efficiency power converter
AU731873B2 (en) * 1997-01-31 2001-04-05 Silverline Power Conversion, Llc Uninterruptible power supply
KR100561322B1 (ko) * 1997-11-10 2006-06-16 후지 덴키 가부시끼가이샤 다상전압형변환기
US8497330B2 (en) * 1997-12-08 2013-07-30 Univation Technologies, Llc Methods for polymerization using spray dried and slurried catalyst
US6242545B1 (en) 1997-12-08 2001-06-05 Univation Technologies Polymerization catalyst systems comprising substituted hafinocenes
US5969957A (en) * 1998-02-04 1999-10-19 Soft Switching Technologies Corporation Single phase to three phase converter
US5994793A (en) * 1998-05-11 1999-11-30 Multipower, Inc. Uninterruptible power supply with plurality of inverters
US6154057A (en) * 1998-12-07 2000-11-28 Motorola, Inc. Bi-directional voltage translator
US6404658B1 (en) 1999-05-13 2002-06-11 American Power Conversion Method and apparatus for converting a DC voltage to an AC voltage
US6259615B1 (en) 1999-07-22 2001-07-10 O2 Micro International Limited High-efficiency adaptive DC/AC converter
US6804129B2 (en) * 1999-07-22 2004-10-12 02 Micro International Limited High-efficiency adaptive DC/AC converter
US6160722A (en) * 1999-08-13 2000-12-12 Powerware Corporation Uninterruptible power supplies with dual-sourcing capability and methods of operation thereof
US6819576B2 (en) 1999-08-13 2004-11-16 Powerware Corporation Power conversion apparatus and methods using balancer circuits
US6483730B2 (en) 1999-08-13 2002-11-19 Powerware Corporation Power converters with AC and DC operating modes and methods of operation thereof
US6266260B1 (en) 1999-09-03 2001-07-24 Powerware Corporation Inverter having center switch and uninterruptible power supply implementing same
WO2001065659A2 (en) * 2000-02-29 2001-09-07 Powerware Corporation Power converters with ac and dc operating modes and methods of operation thereof
AU2001251230A1 (en) 2000-05-12 2001-11-26 John Chou Integrated circuit for lamp heating and dimming control
US6501234B2 (en) * 2001-01-09 2002-12-31 02 Micro International Limited Sequential burst mode activation circuit
US6570344B2 (en) 2001-05-07 2003-05-27 O2Micro International Limited Lamp grounding and leakage current detection system
EP1400008A1 (de) * 2001-05-24 2004-03-24 Comair Rotron, Inc. Stator mit mehrfachwicklungskonfigurationen
US6631080B2 (en) 2001-06-06 2003-10-07 Hybrid Power Generation Systems Llc Systems and methods for boosting DC link voltage in turbine generators
US7515446B2 (en) * 2002-04-24 2009-04-07 O2Micro International Limited High-efficiency adaptive DC/AC converter
US6856519B2 (en) 2002-05-06 2005-02-15 O2Micro International Limited Inverter controller
TWI291282B (en) * 2002-06-03 2007-12-11 Fuji Electric Co Ltd Power converter
US6873322B2 (en) * 2002-06-07 2005-03-29 02Micro International Limited Adaptive LCD power supply circuit
US6756769B2 (en) 2002-06-20 2004-06-29 O2Micro International Limited Enabling circuit for avoiding negative voltage transients
US6949912B2 (en) 2002-06-20 2005-09-27 02Micro International Limited Enabling circuit for avoiding negative voltage transients
US6778415B2 (en) * 2003-01-22 2004-08-17 O2Micro, Inc. Controller electrical power circuit supplying energy to a display device
US6984897B2 (en) * 2003-01-23 2006-01-10 Spellman High Voltage Electronics Corporation Electro-mechanical energy conversion system having a permanent magnet machine with stator, resonant transfer link and energy converter controls
US7057611B2 (en) * 2003-03-25 2006-06-06 02Micro International Limited Integrated power supply for an LCD panel
US6936975B2 (en) * 2003-04-15 2005-08-30 02Micro International Limited Power supply for an LCD panel
US6897698B1 (en) 2003-05-30 2005-05-24 O2Micro International Limited Phase shifting and PWM driving circuits and methods
JP4325284B2 (ja) * 2003-06-04 2009-09-02 トヨタ自動車株式会社 電圧変換装置
US7102251B2 (en) * 2003-08-22 2006-09-05 Distributed Power, Inc. Bi-directional multi-port inverter with high frequency link transformer
US7379305B2 (en) * 2004-01-23 2008-05-27 American Power Conversion Corporation Modular UPS
US7612472B2 (en) * 2004-01-23 2009-11-03 American Power Conversion Corporation Method and apparatus for monitoring energy storage devices
US7446433B2 (en) 2004-01-23 2008-11-04 American Power Conversion Corporation Methods and apparatus for providing uninterruptible power
US7046534B2 (en) * 2004-02-09 2006-05-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V. DC/AC converter to convert direct electric voltage into alternating voltage or into alternating current
US7394209B2 (en) * 2004-02-11 2008-07-01 02 Micro International Limited Liquid crystal display system with lamp feedback
US7327587B2 (en) * 2004-09-30 2008-02-05 General Electric Company System and method for power conversion
US7402921B2 (en) * 2005-04-21 2008-07-22 American Power Conversion Corporation Method and apparatus for providing uninterruptible power
WO2007018537A1 (en) * 2005-08-05 2007-02-15 Tm Ge Automation Systems, Llc System and method for starting a wound rotor motor
KR100616237B1 (ko) * 2005-05-21 2006-08-28 명지대학교 산학협력단 펄스 다중화 보조회로를 이용한 다중펄스 전압원 컨버터
US7336114B2 (en) * 2006-04-05 2008-02-26 Wionics Research High-speed latching technique and application to frequency dividers
US7499524B2 (en) * 2006-04-27 2009-03-03 General Electric Company Methods and apparatus for mobile imaging systems
US9568206B2 (en) * 2006-08-15 2017-02-14 Schneider Electric It Corporation Method and apparatus for cooling
US8327656B2 (en) * 2006-08-15 2012-12-11 American Power Conversion Corporation Method and apparatus for cooling
US8322155B2 (en) * 2006-08-15 2012-12-04 American Power Conversion Corporation Method and apparatus for cooling
US7705489B2 (en) * 2006-09-08 2010-04-27 American Power Conversion Corporation Method and apparatus for providing uninterruptible power
US7522705B2 (en) * 2006-11-14 2009-04-21 General Electric Company Power handling methods and apparatus
US20080142068A1 (en) * 2006-12-18 2008-06-19 American Power Conversion Corporation Direct Thermoelectric chiller assembly
US7681404B2 (en) * 2006-12-18 2010-03-23 American Power Conversion Corporation Modular ice storage for uninterruptible chilled water
US8425287B2 (en) * 2007-01-23 2013-04-23 Schneider Electric It Corporation In-row air containment and cooling system and method
US7688048B2 (en) 2007-02-21 2010-03-30 American Power Conversion Corporation 3-phase high power UPS
AU2008255030B2 (en) 2007-05-15 2014-02-20 Schneider Electric It Corporation Methods and systems for managing facility power and cooling
US8116105B2 (en) 2008-02-07 2012-02-14 American Power Conversion Corporation Systems and methods for uninterruptible power supply control
US9519517B2 (en) * 2009-02-13 2016-12-13 Schneider Electtic It Corporation Data center control
US8385091B2 (en) * 2009-08-20 2013-02-26 Electric IT Corporation 3-phase high-power UPS
US8575779B2 (en) 2010-02-18 2013-11-05 Alpha Technologies Inc. Ferroresonant transformer for use in uninterruptible power supplies
US8552589B2 (en) 2010-05-14 2013-10-08 Schneider Electric It Corporation Digital control method for operating the UPS systems in parallel
US8698354B2 (en) 2010-11-05 2014-04-15 Schneider Electric It Corporation System and method for bidirectional DC-AC power conversion
US8335096B2 (en) 2010-11-12 2012-12-18 Don Roy Sauer Rectifier less bidirectional AC to DC converter
CN102116850B (zh) * 2010-12-09 2013-02-13 中国北车集团大连机车车辆有限公司 整流器试验装置及方法
US8878389B2 (en) 2011-01-11 2014-11-04 Schneider Electric It Corporation Method and apparatus for providing uninterruptible power
US8803361B2 (en) 2011-01-19 2014-08-12 Schneider Electric It Corporation Apparatus and method for providing uninterruptible power
CA2825006C (en) 2011-01-23 2019-07-02 James Joseph Heidenreich Uninterruptible power supplies for use in a distributed network
WO2012148512A1 (en) 2011-01-23 2012-11-01 Alpha Technologies Inc. Switching systems and methods for use in uninterruptible power supplies
US8884464B2 (en) 2011-08-29 2014-11-11 Schneider Electric It Corporation Twin boost converter with integrated charger for UPS system
CN102355125B (zh) * 2011-09-09 2014-04-23 北京索英电气技术有限公司 变流器的软启动电路
WO2013071975A1 (en) * 2011-11-17 2013-05-23 Alstom Technology Ltd Hybrid ac/dc converter for hvdc applications
WO2013095516A1 (en) 2011-12-22 2013-06-27 Schneider Electric It Corporation Analysis of effect of transient events on temperature in a data center
US9830410B2 (en) 2011-12-22 2017-11-28 Schneider Electric It Corporation System and method for prediction of temperature values in an electronics system
US9234916B2 (en) 2012-05-11 2016-01-12 Alpha Technologies Inc. Status monitoring cables for generators
CN103354383B (zh) * 2013-04-28 2015-07-22 湖北汽车工业学院 超级电容充电装置
US10199950B1 (en) 2013-07-02 2019-02-05 Vlt, Inc. Power distribution architecture with series-connected bus converter
CN105765823B (zh) 2013-10-30 2019-06-25 施耐德电气It公司 电力供应控制
CN103580502A (zh) * 2013-11-15 2014-02-12 华为技术有限公司 电源转换电路及控制直流-交流电路的方法
KR102120955B1 (ko) * 2013-11-22 2020-06-10 삼성전자주식회사 시간 지연 기법을 이용하여 역전류 누설을 제거하는 역전류 보상 회로 및 능동형 정류기
CN103715754A (zh) * 2013-12-17 2014-04-09 华为技术有限公司 一种ups和供电系统
CN106664027B (zh) * 2014-05-01 2019-06-14 施耐德电气It公司 供电控制
JP6372182B2 (ja) * 2014-06-17 2018-08-15 富士通株式会社 信号変換回路および電源装置
WO2015199718A1 (en) * 2014-06-27 2015-12-30 Schneider Electric It Corporation 3-level power topology
US10029573B2 (en) 2014-08-27 2018-07-24 Ford Global Technologies, Llc Vehicle battery charging system notification
US9484844B1 (en) 2015-04-16 2016-11-01 Glen Floreancig Circuit and method for reducing inrush current of phase converter motor
CA2997565A1 (en) 2015-09-11 2017-03-16 Invertedpower Pty Ltd A controller for an inductive load having one or more inductive windings
US11479139B2 (en) 2015-09-11 2022-10-25 Invertedpower Pty Ltd Methods and systems for an integrated charging system for an electric vehicle
AU2016321418A1 (en) 2015-09-13 2018-04-05 Alpha Technologies Services, Inc. Power control systems and methods
US10381867B1 (en) 2015-10-16 2019-08-13 Alpha Technologeis Services, Inc. Ferroresonant transformer systems and methods with selectable input and output voltages for use in uninterruptible power supplies
US10566831B2 (en) * 2017-03-05 2020-02-18 Oather A McClung, Jr. Zero energy loss efficient power supply responsive to connection state and utilization device control
EP3622608A4 (de) 2017-05-08 2021-01-27 Invertedpower Pty Ltd Fahrzeugladestation
CA3069966A1 (en) 2017-07-14 2019-01-17 Alpha Technologies Services, Inc. Voltage regulated ac power supply systems and methods
WO2020051557A1 (en) * 2018-09-06 2020-03-12 Cornell University High power density power converter and uninterruptible power supply circuit and methods
JP7088860B2 (ja) * 2019-02-12 2022-06-21 ニチコン株式会社 交流電力変換装置
CN114069819A (zh) * 2020-08-07 2022-02-18 台达电子工业股份有限公司 具有三阶层切换电路的转换装置及三阶层切换电路的操作方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2111326B (en) * 1981-12-01 1985-07-24 Chloride Group Ltd No-break power supply
JPS611269A (ja) * 1984-06-08 1986-01-07 Tokai T R W Kk インバ−タ装置と負荷結線方法
JPS611270A (ja) * 1984-06-08 1986-01-07 Tokai T R W Kk インバ−タ装置と負荷結線方法
JP2911447B2 (ja) * 1986-04-01 1999-06-23 三菱電機株式会社 電動機の制御装置
DE3702834A1 (de) * 1987-01-30 1988-08-11 Reo Boris Von Wolff Wechselspannungsstabilisator
JP2677409B2 (ja) * 1988-09-19 1997-11-17 勲 高橋 インバータ装置

Also Published As

Publication number Publication date
KR910007224A (ko) 1991-04-30
EP0420628A3 (en) 1991-08-28
US5017800A (en) 1991-05-21
DE69014530T2 (de) 1995-04-06
ES2064658T3 (es) 1995-02-01
ATE114892T1 (de) 1994-12-15
EP0420628B1 (de) 1994-11-30
JPH03195375A (ja) 1991-08-26
CA2025847A1 (en) 1991-03-30
EP0420628A2 (de) 1991-04-03

Similar Documents

Publication Publication Date Title
DE69014530D1 (de) AC-DC-AC-Leistungsumwandlungseinrichtung mit wenig aktiven Schaltern und Steuerung des Eingangs und des Ausgangs.
KR970018975A (ko) 전력변환장치(power converting system)
DE3780450T2 (de) Statisches kraftumwandlungsverfahren und vorrichtung.
ATE179843T1 (de) Hochfrequenter wechselstromwandler mit leistungsfaktorkorrektur
DE3888675D1 (de) Vorschaltgerät für eine Entladungslampe.
KR860009530A (ko) 초전도코일 에너지 저장회로
KR960033873A (ko) 전기차 제어장치
US6995481B2 (en) Energy saving electrical power control device and method
TW355876B (en) Power inverter with reduced switching frequency
EP0190904A3 (de) Serienresonanzwandler
ATE85743T1 (de) Schaltnetzgeraet.
EP2221705A1 (de) Programmierbares Wechselstrom-Spannungsregulierungs- und -stabilisierungssystem, insbesondere für eine optimierte Steuerung von Leuchten mit fluoreszierenden Lampen und ähnlichem
KR800001557Y1 (ko) 110v/220v전열기의 겸용회로
US5191226A (en) Circuit for supplying plural loads via a smps and/or directly from an ac voltage source
FI964182A0 (fi) Hakkuriteholähteellä varustettu elektroninen tehonHakkuriteholähteellä varustettu elektroninen tehonsäädin säädin
SU1674333A1 (ru) Регулируемый преобразователь переменного напр жени в переменное
RU2189689C1 (ru) Инвертор
JPH0413697Y2 (de)
JPS57129196A (en) Control device for ac motor
RU1827668C (ru) Регул тор температуры
RU2052845C1 (ru) Устройство для импульсного регулирования трехфазного напряжения
KR950024406A (ko) 디지탈 승압형 역률 제어기를 구비한 무정전 전원장치
JPS5686072A (en) Generating device
ATE119722T1 (de) Eingangsstromspitzen vermeidendes schaltnetzteil mit sinusförmiger stromaufnahme durch entsprechende steuerung verwendeter schaltelemente.
JPS6328263A (ja) 交流電圧制御装置

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee