HK1121295A1 - Supercapacitor backup power supply with bi-directional power flow - Google Patents

Supercapacitor backup power supply with bi-directional power flow

Info

Publication number
HK1121295A1
HK1121295A1 HK09100875.1A HK09100875A HK1121295A1 HK 1121295 A1 HK1121295 A1 HK 1121295A1 HK 09100875 A HK09100875 A HK 09100875A HK 1121295 A1 HK1121295 A1 HK 1121295A1
Authority
HK
Hong Kong
Prior art keywords
supercapacitor
power supply
directional
backup power
power flow
Prior art date
Application number
HK09100875.1A
Other languages
English (en)
Inventor
Keith Baker
Larry Forsythe
Original Assignee
Psion Inc
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 Psion Inc filed Critical Psion Inc
Publication of HK1121295A1 publication Critical patent/HK1121295A1/xx

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
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
    • H02J7/345—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering using capacitors as storage or buffering devices
    • 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
    • H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
    • H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
    • H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac 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
    • H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac 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
    • H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac 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 with automatic control of output voltage or current, e.g. switching regulators
    • H02M3/158—Conversion of dc power input into dc power output without intermediate conversion into ac 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 with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
    • H02M3/1582—Buck-boost converters

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Dc-Dc Converters (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
HK09100875.1A 2006-11-10 2009-01-30 Supercapacitor backup power supply with bi-directional power flow HK1121295A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA 2567562 CA2567562C (en) 2006-11-10 2006-11-10 Supercapacitor backup power supply with bi-directional power flow

Publications (1)

Publication Number Publication Date
HK1121295A1 true HK1121295A1 (en) 2009-04-17

Family

ID=39367172

Family Applications (1)

Application Number Title Priority Date Filing Date
HK09100875.1A HK1121295A1 (en) 2006-11-10 2009-01-30 Supercapacitor backup power supply with bi-directional power flow

Country Status (3)

Country Link
CN (1) CN101232201B (xx)
CA (1) CA2567562C (xx)
HK (1) HK1121295A1 (xx)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011103744A (ja) 2009-11-11 2011-05-26 Ricoh Co Ltd スイッチング電源回路
KR101633370B1 (ko) * 2010-04-21 2016-06-24 삼성전자주식회사 전원 제어 방법 및 이를 지원하는 휴대 단말기
CN102135790A (zh) * 2011-03-07 2011-07-27 德州学院 可人控充电笔记本电脑
CN102856972A (zh) * 2011-06-29 2013-01-02 艾默生网络能源有限公司 使用电容备电的监控系统
WO2013125170A1 (ja) * 2012-02-22 2013-08-29 パナソニック株式会社 バックアップ電源装置とそれを搭載した自動車
CN103731030A (zh) * 2012-10-15 2014-04-16 产晶积体电路股份有限公司 同步整流升降压转换器
CN109217450B (zh) * 2017-07-04 2020-11-03 康舒科技股份有限公司 可延长断电后维持时间的冗余电源供应系统
CN107425580B (zh) * 2017-09-13 2023-06-27 重庆大及电子科技有限公司 基于比较器的充放电电路

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5852358A (en) * 1996-12-11 1998-12-22 The Texas A&M University System Capactive power circuit
US6362979B1 (en) * 2000-09-29 2002-03-26 Jeff Gucyski Switching power amplifier and uninterruptible power system comprising DC/DC converter for providing sinusoidal output
JP2004512798A (ja) * 2000-10-27 2004-04-22 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ コンバータ制御
US6522110B1 (en) * 2001-10-23 2003-02-18 Texas Instruments Incorporated Multiple output switching regulator
WO2005029675A1 (ja) * 2003-09-18 2005-03-31 Hitachi, Ltd. バックアップ回路

Also Published As

Publication number Publication date
CN101232201A (zh) 2008-07-30
CN101232201B (zh) 2013-01-02
CA2567562A1 (en) 2008-05-10
CA2567562C (en) 2010-01-12

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20161112