CA2368304C - System and method for equalizing power from two power sources - Google Patents

System and method for equalizing power from two power sources Download PDF

Info

Publication number
CA2368304C
CA2368304C CA002368304A CA2368304A CA2368304C CA 2368304 C CA2368304 C CA 2368304C CA 002368304 A CA002368304 A CA 002368304A CA 2368304 A CA2368304 A CA 2368304A CA 2368304 C CA2368304 C CA 2368304C
Authority
CA
Canada
Prior art keywords
power
power sources
load
supplied
sources
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
CA002368304A
Other languages
English (en)
French (fr)
Other versions
CA2368304A1 (en
Inventor
Arian Jansen
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.)
Minebea Co Ltd
Original Assignee
Minebea Co Ltd
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 Minebea Co Ltd filed Critical Minebea Co Ltd
Publication of CA2368304A1 publication Critical patent/CA2368304A1/en
Application granted granted Critical
Publication of CA2368304C publication Critical patent/CA2368304C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H02J1/00—Circuit arrangements for DC mains or DC distribution networks
    • H02J1/10—Parallel operation of DC sources
    • H02J1/102—Parallel operation of DC sources being switching converters

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)
  • Inverter Devices (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
CA002368304A 1999-03-12 2000-03-10 System and method for equalizing power from two power sources Expired - Fee Related CA2368304C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/267,411 1999-03-12
US09/267,411 US6160725A (en) 1999-03-12 1999-03-12 System and method using phase detection to equalize power from multiple power sources
PCT/US2000/006305 WO2000054397A1 (en) 1999-03-12 2000-03-10 System and method for equalizing power from two power sources

Publications (2)

Publication Number Publication Date
CA2368304A1 CA2368304A1 (en) 2000-09-14
CA2368304C true CA2368304C (en) 2007-05-29

Family

ID=23018654

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002368304A Expired - Fee Related CA2368304C (en) 1999-03-12 2000-03-10 System and method for equalizing power from two power sources

Country Status (9)

Country Link
US (1) US6160725A (enExample)
EP (1) EP1177612A4 (enExample)
JP (1) JP2002539749A (enExample)
CN (1) CN1147045C (enExample)
AU (1) AU3737200A (enExample)
CA (1) CA2368304C (enExample)
HK (2) HK1044858A1 (enExample)
TW (1) TW507413B (enExample)
WO (1) WO2000054397A1 (enExample)

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10216252A1 (de) * 2002-04-12 2003-11-06 Infineon Technologies Ag Spannungswandler und Verfahren zur Wandlung einer Eingangsspannung in eine Ausgangspannung
EP1692758A4 (en) * 2003-10-30 2009-09-16 Univ California THREE-PHASE CONTROL BLOCKS FOR POWER CONVERTERS
US20050174813A1 (en) * 2004-02-06 2005-08-11 Delta Electronics, Inc. High efficiency power converter with synchronous rectification
US7205752B2 (en) * 2004-09-07 2007-04-17 Flextronics Ap, Llc Master-slave critical conduction mode power converter
TWI421663B (zh) * 2004-09-07 2014-01-01 Flextronics Ap Llc 主從臨界導電模式功率變換器
US7570011B2 (en) * 2005-04-29 2009-08-04 Black & Decker Inc. Battery charger
JP4677292B2 (ja) * 2005-06-20 2011-04-27 オリジン電気株式会社 電源装置
US7477037B2 (en) * 2005-08-12 2009-01-13 Siemens Energy & Automation, Inc. Method for parallel control of series-cell based drives
US7327111B2 (en) * 2005-08-12 2008-02-05 Siemens Energy & Automation, Inc. System and method for parallel control of variable frequency drives
DE102005050337A1 (de) * 2005-10-20 2007-04-26 Siemens Ag Gleichstromsteller und Verfahren zum Betreiben eines Gleichstromstellers
US7764515B2 (en) * 2006-02-14 2010-07-27 Flextronics Ap, Llc Two terminals quasi resonant tank circuit
US7733675B2 (en) * 2006-07-21 2010-06-08 International Rectifier Corporation PWN modulator in multi-phase converter
WO2008039526A2 (en) * 2006-09-25 2008-04-03 Flextronics Ap, Llc Bi-directional regulator
US7830676B2 (en) * 2007-03-29 2010-11-09 Flextronics Ap, Llc Primary only constant voltage/constant current (CVCC) control in quasi resonant convertor
US7755914B2 (en) * 2007-03-29 2010-07-13 Flextronics Ap, Llc Pulse frequency to voltage conversion
WO2008121394A1 (en) * 2007-03-29 2008-10-09 Flextronics Ap, Llc Method of producing a multi-turn coil from folded flexible circuitry
US7760519B2 (en) * 2007-03-29 2010-07-20 Flextronics Ap, Llc Primary only control quasi resonant convertor
US7978489B1 (en) 2007-08-03 2011-07-12 Flextronics Ap, Llc Integrated power converters
US8058856B2 (en) * 2007-08-24 2011-11-15 Upi Semiconductor Corporation Multi-phase DC-DC converter and method for balancing channel currents
WO2009042232A1 (en) * 2007-09-25 2009-04-02 Flextronics Ap, Llc Thermally enhanced magnetic transformer
US8279646B1 (en) 2007-12-14 2012-10-02 Flextronics Ap, Llc Coordinated power sequencing to limit inrush currents and ensure optimum filtering
US8102678B2 (en) * 2008-05-21 2012-01-24 Flextronics Ap, Llc High power factor isolated buck-type power factor correction converter
US8693213B2 (en) * 2008-05-21 2014-04-08 Flextronics Ap, Llc Resonant power factor correction converter
US8031042B2 (en) * 2008-05-28 2011-10-04 Flextronics Ap, Llc Power converter magnetic devices
GB2474407B (en) * 2008-09-05 2012-12-12 Eaton Ind Co A power factor corrected switched mode power supply
US8081019B2 (en) * 2008-11-21 2011-12-20 Flextronics Ap, Llc Variable PFC and grid-tied bus voltage control
CN101771273B (zh) * 2008-12-31 2015-05-20 华硕电脑股份有限公司 电流调节装置
US8040117B2 (en) * 2009-05-15 2011-10-18 Flextronics Ap, Llc Closed loop negative feedback system with low frequency modulated gain
KR101023336B1 (ko) * 2009-07-03 2011-03-18 삼성전기주식회사 로드 쉐어링 장치 및 이를 구비한 병렬 전원 공급 장치
US8289741B2 (en) * 2010-01-14 2012-10-16 Flextronics Ap, Llc Line switcher for power converters
US8586873B2 (en) * 2010-02-23 2013-11-19 Flextronics Ap, Llc Test point design for a high speed bus
US8415835B2 (en) * 2010-02-26 2013-04-09 The Invention Science Fund I, Llc Plug-in power line conditioner
US8964413B2 (en) 2010-04-22 2015-02-24 Flextronics Ap, Llc Two stage resonant converter enabling soft-switching in an isolated stage
CN102270843B (zh) * 2010-06-07 2013-08-07 英业达股份有限公司 电源控制系统
US8488340B2 (en) 2010-08-27 2013-07-16 Flextronics Ap, Llc Power converter with boost-buck-buck configuration utilizing an intermediate power regulating circuit
US8901901B2 (en) * 2011-02-10 2014-12-02 Pai Capital Llc Digital phase adjustment for multi-phase power converters
US9117991B1 (en) 2012-02-10 2015-08-25 Flextronics Ap, Llc Use of flexible circuits incorporating a heat spreading layer and the rigidizing specific areas within such a construction by creating stiffening structures within said circuits by either folding, bending, forming or combinations thereof
WO2014088974A1 (en) 2012-12-03 2014-06-12 Flextronics Ap, Llc Driving board folding machine
TWI495218B (zh) * 2013-08-02 2015-08-01 Algoltek Inc 低漣波電源供應器
US9338915B1 (en) 2013-12-09 2016-05-10 Flextronics Ap, Llc Method of attaching electronic module on fabrics by stitching plated through holes
US9549463B1 (en) 2014-05-16 2017-01-17 Multek Technologies, Ltd. Rigid to flexible PC transition
US9723713B1 (en) 2014-05-16 2017-08-01 Multek Technologies, Ltd. Flexible printed circuit board hinge
JP2016187290A (ja) * 2015-03-27 2016-10-27 パナソニックＩｐマネジメント株式会社 電力供給システム及び電力変換装置
US10154583B1 (en) 2015-03-27 2018-12-11 Flex Ltd Mechanical strain reduction on flexible and rigid-flexible circuits
CN105282930B (zh) * 2015-10-20 2018-10-02 晨辉光宝科技有限公司 一种频率自适应的led灯驱动电路
US11211869B2 (en) * 2017-03-17 2021-12-28 National Instruments Corporation LLC power supply current-sharing and frequency locking mechanism
TWI653801B (zh) 2017-09-12 2019-03-11 宏碁股份有限公司 電源供應裝置
CN108242934A (zh) * 2017-12-13 2018-07-03 胡跃进 Uhf无线麦克风的发射机分立件双电源供电增加发射功率的方法
US10777998B2 (en) * 2018-08-02 2020-09-15 GM Global Technology Operations LLC Circuit for identifying the source of a power fault in a dual power source electrical system
CN116073642B (zh) * 2023-01-28 2023-06-16 艾科微电子(深圳)有限公司 电源转换电路的控制电路、方法和电源转换系统
CN115800745B (zh) * 2023-01-29 2023-07-07 禹创半导体(深圳)有限公司 一种反向升降压转换器及oled设备的供电装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4405976A (en) * 1981-12-16 1983-09-20 Rockwell International Corporation Audio tracking pulse-width modulated power supply
IT1185262B (it) * 1985-07-16 1987-11-04 Italtel Spa Disposizione circuitale per la sincronizzazione di un complesso di unita' di alimentazione
US4779184A (en) * 1987-10-14 1988-10-18 Sundstrand Corp. Switch mode power supply with reduced noise
US5079686A (en) * 1990-06-08 1992-01-07 Vlt Corporation Enhancement-mode zero-current switching converter
US5173846A (en) * 1991-03-13 1992-12-22 Astec International Ltd. Zero voltage switching power converter
JP3185257B2 (ja) * 1991-07-23 2001-07-09 株式会社明電舎 電力変換ユニットの並列運転装置
US5566061A (en) * 1993-11-09 1996-10-15 Kabushiki Kaisha Toshiba Power conversion system and control device therefor
US5793191A (en) * 1995-08-03 1998-08-11 Celestica, Inc. Zero voltage switching supplies connected in parallel
GB9607381D0 (en) * 1996-04-04 1996-06-12 Council Cent Lab Res Councils Dc power converter
US5724237A (en) * 1996-06-11 1998-03-03 Unipower Corporation Apparatus and method for sharing a load current among frequency-controlled D.C.-to-D.C. converters
US5875104A (en) * 1997-06-26 1999-02-23 Vlt Corporation Operating switching power converters in a phased power sharing array

Also Published As

Publication number Publication date
US6160725A (en) 2000-12-12
TW507413B (en) 2002-10-21
HK1046068A1 (en) 2002-12-20
WO2000054397A1 (en) 2000-09-14
CN1351777A (zh) 2002-05-29
HK1046068B (zh) 2005-02-18
AU3737200A (en) 2000-09-28
CN1147045C (zh) 2004-04-21
EP1177612A4 (en) 2002-07-10
JP2002539749A (ja) 2002-11-19
HK1044858A1 (zh) 2002-11-01
EP1177612A1 (en) 2002-02-06
CA2368304A1 (en) 2000-09-14

Similar Documents

Publication Publication Date Title
CA2368304C (en) System and method for equalizing power from two power sources
EP1800198B1 (en) Master slave critical conduction mode power converter
US6788033B2 (en) Buck-boost DC-DC switching power conversion
US6034513A (en) System and method for controlling power factor and power converter employing the same
US6150803A (en) Dual input, single output power supply
AU2009228450B2 (en) UPS frequency converter and line conditioner
US5731969A (en) Three-phase AC power converter with power factor correction
Lai et al. A general constant-frequency pulsewidth modulator and its applications
US9083242B2 (en) Interleaved LLC converter employing active balancing
Wu et al. A current-mode control technique with instantaneous inductor-current feedback for UPS inverters
JPH04331460A (ja) 電力変換装置
US20020181262A1 (en) Single-stage power converter and an uninterruptible power supply using same
US20100080029A1 (en) Multiple phase power supply having current shared power factor correction
Shin An adaptively controlled 10-output reconfigurable dual-bus SIMO system with group allocator for diversified load condition
US5953220A (en) System and method for zero phase error tracking of reference in PWM inverters
US20240276611A1 (en) A driver for driving a load, such as a led load
JPH1175372A (ja) 電力変換装置及び電力変換方法
RU2041553C1 (ru) Способ управления преобразователем переменного напряжения в стабилизированное постоянное напряжение
JPH03164038A (ja) インバータ装置
Venkatraman et al. Small-signal analysis of a single-stage two-switch AC-to-DC converter
JP2000014129A (ja) 電源装置

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed
MKLA Lapsed

Effective date: 20100310