TW200843290A - Method and apparatus for synchronization of actions in a parallel UPS system using a serial communications bus - Google Patents

Method and apparatus for synchronization of actions in a parallel UPS system using a serial communications bus Download PDF

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Publication number
TW200843290A
TW200843290A TW096150922A TW96150922A TW200843290A TW 200843290 A TW200843290 A TW 200843290A TW 096150922 A TW096150922 A TW 096150922A TW 96150922 A TW96150922 A TW 96150922A TW 200843290 A TW200843290 A TW 200843290A
Authority
TW
Taiwan
Prior art keywords
power supply
uninterruptible power
bus
zero
request
Prior art date
Application number
TW096150922A
Other languages
English (en)
Chinese (zh)
Inventor
Mohammad Nanda Rahmana Marwali
Kevin Kim Eschhofen
John Franz Christensen
Brian Paul Heber
Original Assignee
Liebert 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
Priority claimed from US11/773,755 external-priority patent/US20090009001A1/en
Application filed by Liebert Corp filed Critical Liebert Corp
Publication of TW200843290A publication Critical patent/TW200843290A/zh

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
    • 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
    • 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
    • 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
    • H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
    • H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
    • H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/493—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode the static converters being arranged for operation in parallel
    • 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
    • H02J9/068—Electronic means for switching from one power supply to another power supply, e.g. to avoid parallel connection

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Stand-By Power Supply Arrangements (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
TW096150922A 2007-04-27 2007-12-28 Method and apparatus for synchronization of actions in a parallel UPS system using a serial communications bus TW200843290A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US91459407P 2007-04-27 2007-04-27
US11/773,755 US20090009001A1 (en) 2007-07-05 2007-07-05 Method and apparatus for synchronization of actions in a parallel ups system using a serial communications bus

Publications (1)

Publication Number Publication Date
TW200843290A true TW200843290A (en) 2008-11-01

Family

ID=39183226

Family Applications (1)

Application Number Title Priority Date Filing Date
TW096150922A TW200843290A (en) 2007-04-27 2007-12-28 Method and apparatus for synchronization of actions in a parallel UPS system using a serial communications bus

Country Status (2)

Country Link
TW (1) TW200843290A (fr)
WO (1) WO2008133733A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008053822B3 (de) * 2008-10-27 2010-06-17 Siemens Aktiengesellschaft Vorrichtung und Verfahren zur Speisung eines Abnehmernetzes mit der elektrischen Leistung eines Versorgungsnetzes
ITVI20090180A1 (it) * 2009-07-20 2011-01-21 Riccardo Novello Dispositivo per l'alimentazione di un carico elettrico, sistema di alimentazione o accoppiamento di una prima sorgente di potenza elettrica con una o più sorgenti di potenza elettrica ausiliarie e relativo metodo.
CN102593940B (zh) * 2012-01-19 2015-03-25 华为技术有限公司 不间断供电电源装置及其工作方法
US9769948B2 (en) 2014-12-10 2017-09-19 Eaton Corporation Modular uninterruptible power supply apparatus and methods of operating same

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2849598B2 (ja) * 1988-10-25 1999-01-20 ニシム電子工業株式会社 トライポート無停電電源装置の並列運転装置
US6396170B1 (en) * 2000-03-29 2002-05-28 Powerware Corporation Method and apparatus for coordinating uninterruptible power supply modules to provide scalable, redundant power
WO2002060031A2 (fr) * 2000-10-27 2002-08-01 Emerson Electric Co. Source d'alimentation non interruptible
CN1215636C (zh) * 2001-12-31 2005-08-17 艾默生网络能源有限公司 确立多机并联系统中主机的方法
US20050036253A1 (en) * 2003-08-13 2005-02-17 Shou-Long Tian Modular AC power supply system with fault bypass and method of switching output modes

Also Published As

Publication number Publication date
WO2008133733A1 (fr) 2008-11-06

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