AU2012364268B2 - Methods and apparatus for controlling power converters in parallel connection - Google Patents

Methods and apparatus for controlling power converters in parallel connection Download PDF

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Publication number
AU2012364268B2
AU2012364268B2 AU2012364268A AU2012364268A AU2012364268B2 AU 2012364268 B2 AU2012364268 B2 AU 2012364268B2 AU 2012364268 A AU2012364268 A AU 2012364268A AU 2012364268 A AU2012364268 A AU 2012364268A AU 2012364268 B2 AU2012364268 B2 AU 2012364268B2
Authority
AU
Australia
Prior art keywords
converter
power
current
ups
exchange current
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.)
Ceased
Application number
AU2012364268A
Other languages
English (en)
Other versions
AU2012364268A1 (en
Inventor
Patrick Chambon
Stefano DE CESARIS
Daniel Rozand
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.)
Schneider Electric IT Corp
Original Assignee
Schneider Electric IT Corp
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 Schneider Electric IT Corp filed Critical Schneider Electric IT Corp
Publication of AU2012364268A1 publication Critical patent/AU2012364268A1/en
Assigned to SCHNEIDER ELECTRIC IT CORPORATION reassignment SCHNEIDER ELECTRIC IT CORPORATION Alteration of Name(s) of Applicant(s) under S113 Assignors: AMERICAN POWER CONVERSION CORPORATION
Application granted granted Critical
Publication of AU2012364268B2 publication Critical patent/AU2012364268B2/en
Ceased legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H02J3/00—Circuit arrangements for AC mains or AC distribution networks
    • H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
    • H02J3/46—Controlling of the sharing of output between the generators, converters, or transformers
    • 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
    • H02M3/00—Conversion of DC power input into DC power output
    • H02M3/005—Conversion of DC power input into DC power output using Cuk converters

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Inverter Devices (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
  • Direct Current Feeding And Distribution (AREA)
  • Stand-By Power Supply Arrangements (AREA)
AU2012364268A 2012-01-05 2012-01-05 Methods and apparatus for controlling power converters in parallel connection Ceased AU2012364268B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IB2012/000165 WO2013102782A1 (en) 2012-01-05 2012-01-05 Methods and apparatus for controlling power converters in parallel connection

Publications (2)

Publication Number Publication Date
AU2012364268A1 AU2012364268A1 (en) 2014-07-24
AU2012364268B2 true AU2012364268B2 (en) 2017-04-27

Family

ID=45922714

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2012364268A Ceased AU2012364268B2 (en) 2012-01-05 2012-01-05 Methods and apparatus for controlling power converters in parallel connection

Country Status (6)

Country Link
US (1) US10110011B2 (enExample)
EP (1) EP2801141A1 (enExample)
CN (1) CN104160578B (enExample)
AU (1) AU2012364268B2 (enExample)
IN (1) IN2014DN06224A (enExample)
WO (1) WO2013102782A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4187744A1 (en) * 2021-11-29 2023-05-31 Schneider Electric IT Corporation Gain adjustment stage for controlling modular ups systems

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016167896A1 (en) 2015-04-15 2016-10-20 Liebert Corporation Method for balancing power in paralleled converters
WO2017085043A1 (en) 2015-11-16 2017-05-26 Abb Schweiz Ag Uninterruptible power supply system with optimized autonomy
JP7147325B2 (ja) * 2018-07-25 2022-10-05 富士電機株式会社 電力変換装置
US11735917B2 (en) 2021-04-29 2023-08-22 Schneider Electric USA, Inc. Systems and methods for paralleling 3-wire and 4-wire 3-phase active harmonic filters
EP4325712A1 (en) 2022-08-16 2024-02-21 Raytheon Technologies Research Centre Ireland, Limited Control structures for parallel motor drive control architectures

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2293503A (en) * 1994-09-23 1996-03-27 Cegelec Ind Controls Ltd Switched mode power supply circuit
US20070248877A1 (en) * 2006-03-31 2007-10-25 Qahoug Jaber A Gradient non-linear adaptive power architecture and scheme

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5157269A (en) * 1991-01-31 1992-10-20 Unitrode Corporation Load current sharing circuit
US5436512A (en) * 1992-09-24 1995-07-25 Exide Electronics Corporation Power supply with improved circuit for harmonic paralleling
BR0300173A (pt) 2003-01-31 2004-10-26 Engetron Engenharia Eletronica Sistema de suprimento de energia com operação em paralelo de inversores monofásicos ou polifásicos
US7002263B2 (en) * 2004-06-09 2006-02-21 Micrel, Incorporated Elimination of recirculation current loss in load-shared switching mode power supplies
US20070236973A1 (en) * 2006-03-31 2007-10-11 Qahouq Jaber A Gradient non-linear adaptive power architecture and scheme
US7772821B2 (en) * 2007-06-12 2010-08-10 Analog Devices, Inc. Digital current share bus interface
US8552589B2 (en) 2010-05-14 2013-10-08 Schneider Electric It Corporation Digital control method for operating the UPS systems in parallel
US20140101462A1 (en) * 2010-11-15 2014-04-10 Inertech Ip Llc Energy-efficient uninterruptible electrical distribution systems and methods
US9667069B2 (en) 2011-10-21 2017-05-30 Schneider Electric It Corporation Adaptive load sharing of parallel inverters system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2293503A (en) * 1994-09-23 1996-03-27 Cegelec Ind Controls Ltd Switched mode power supply circuit
US20070248877A1 (en) * 2006-03-31 2007-10-25 Qahoug Jaber A Gradient non-linear adaptive power architecture and scheme

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4187744A1 (en) * 2021-11-29 2023-05-31 Schneider Electric IT Corporation Gain adjustment stage for controlling modular ups systems
US11909257B2 (en) 2021-11-29 2024-02-20 Schneider Electric It Corporation Gain adjustment stage for controlling modular ups systems

Also Published As

Publication number Publication date
WO2013102782A1 (en) 2013-07-11
US20150001947A1 (en) 2015-01-01
CN104160578A (zh) 2014-11-19
AU2012364268A1 (en) 2014-07-24
US10110011B2 (en) 2018-10-23
IN2014DN06224A (enExample) 2015-10-23
EP2801141A1 (en) 2014-11-12
CN104160578B (zh) 2017-03-08

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FGA Letters patent sealed or granted (standard patent)
MK14 Patent ceased section 143(a) (annual fees not paid) or expired