WO2009020788A1 - Adjustable battery charger for ups - Google Patents
Adjustable battery charger for ups Download PDFInfo
- Publication number
- WO2009020788A1 WO2009020788A1 PCT/US2008/071340 US2008071340W WO2009020788A1 WO 2009020788 A1 WO2009020788 A1 WO 2009020788A1 US 2008071340 W US2008071340 W US 2008071340W WO 2009020788 A1 WO2009020788 A1 WO 2009020788A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- charger
- current
- input
- battery
- amplitude
- Prior art date
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
Abstract
Description
Claims
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP08796712.1A EP2174400B1 (en) | 2007-08-03 | 2008-07-28 | Adjustable battery charger for ups |
AU2008284151A AU2008284151B2 (en) | 2007-08-03 | 2008-07-28 | Adjustable battery charger for UPS |
CN2008801013389A CN101772873B (en) | 2007-08-03 | 2008-07-28 | Adjustable battery charger for UPS |
JP2010520112A JP5425778B2 (en) | 2007-08-03 | 2008-07-28 | Adjustable battery charger for uninterruptible power supply |
CA2695430A CA2695430C (en) | 2007-08-03 | 2008-07-28 | Adjustable battery charger for ups |
BRPI0815064 BRPI0815064A2 (en) | 2007-08-03 | 2008-07-28 | PROCESS AND APPARATUS FOR OPTIMIZING POWER OF AN ADJUSTABLE BATTERY CHARGER FOR NON-INTERRUPTIVE POWER SUPPLY FONTS |
KR1020107000910A KR101496859B1 (en) | 2007-08-03 | 2008-07-28 | Adjustable battery charger for ups |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/833,600 | 2007-08-03 | ||
US11/833,600 US7944182B2 (en) | 2007-08-03 | 2007-08-03 | Adjustable battery charger for UPS |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2009020788A1 true WO2009020788A1 (en) | 2009-02-12 |
Family
ID=39817077
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2008/071340 WO2009020788A1 (en) | 2007-08-03 | 2008-07-28 | Adjustable battery charger for ups |
Country Status (8)
Country | Link |
---|---|
US (1) | US7944182B2 (en) |
EP (1) | EP2174400B1 (en) |
JP (1) | JP5425778B2 (en) |
KR (1) | KR101496859B1 (en) |
CN (1) | CN101772873B (en) |
BR (1) | BRPI0815064A2 (en) |
CA (1) | CA2695430C (en) |
WO (1) | WO2009020788A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017074375A1 (en) * | 2015-10-29 | 2017-05-04 | Hewlett Packard Enterprise Development Lp | Parallel output of backup power modules |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7759900B2 (en) * | 2008-04-02 | 2010-07-20 | American Power Conversion Corporation | Non-isolated charger with bi-polar inputs |
US8115451B2 (en) * | 2008-05-28 | 2012-02-14 | Griffin Technology, Inc. | Multiple device charging station with user friendly configurable mount |
GB2462312B (en) * | 2008-08-01 | 2012-03-21 | Sensormatic Electronics Llc | Battery backed power-over-ethernet system |
US8806271B2 (en) * | 2008-12-09 | 2014-08-12 | Samsung Electronics Co., Ltd. | Auxiliary power supply and user device including the same |
US9595847B2 (en) | 2010-11-04 | 2017-03-14 | Elite Power Solutions Llc | Uninterrupted lithium battery power supply system |
SE535887C2 (en) * | 2011-06-07 | 2013-02-05 | Scania Cv Ab | Battery charging system |
CN102222963B (en) * | 2011-06-28 | 2013-06-26 | 深圳市英威腾电源有限公司 | Charger current-limiting control method, charger current-limiting control device and uninterrupted power supply system |
US10193358B2 (en) | 2012-04-23 | 2019-01-29 | Hewlett Packard Enterprise Development Lp | Deep-charging power resources of power resource group having identifier corresponding to range within which modulo falls based on charging time |
KR101975393B1 (en) * | 2013-04-18 | 2019-05-07 | 삼성에스디아이 주식회사 | External battery |
CN103595105B (en) * | 2013-11-29 | 2015-10-28 | 上海埃士工业科技有限公司 | A kind of with car battery charge controller and method |
JP6224831B2 (en) * | 2014-06-26 | 2017-11-01 | 東芝三菱電機産業システム株式会社 | Uninterruptible power system |
US20160134160A1 (en) * | 2014-11-07 | 2016-05-12 | Schneider Electric It Corporation | Systems and methods for battery management |
US9812878B1 (en) * | 2015-06-19 | 2017-11-07 | Amazon Technologies, Inc. | Dynamic current redistribution for portable electronic devices |
KR20170024406A (en) * | 2015-08-25 | 2017-03-07 | 삼성전자주식회사 | Electronic device and method for controlling temperature of the electronic device |
US10014716B2 (en) * | 2015-12-22 | 2018-07-03 | Robert Bosch Gmbh | Discrete energy reservoir with diagnostics |
CN107317388B (en) * | 2016-04-27 | 2022-07-26 | 伊顿制造(格拉斯哥)有限合伙莫尔日分支机构 | Method for controlling UPS input current and UPS controller |
CN110431344B (en) * | 2017-02-14 | 2022-05-31 | 胡贝尔公司 | Standby power supply and control for power over ethernet light sources |
CN110784009B (en) * | 2019-10-28 | 2020-11-17 | 樊氏科技发展股份有限公司 | Charging current adjustable UPS power charging system |
US20220285976A1 (en) * | 2021-03-04 | 2022-09-08 | Vertiv Corporation | System and method for using a ups to dynamically control the amount of ac power received from a utility power source |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5686768A (en) * | 1993-02-12 | 1997-11-11 | Silicon Power Electronics A/S | Emergency power system |
US6169669B1 (en) * | 1999-07-15 | 2001-01-02 | Texas Instruments Incorporated | Digital signal processor controlled uninterruptable power supply |
US20030048006A1 (en) | 2000-10-27 | 2003-03-13 | Liebert Corporation | Uninterruptible power supply |
US20050162019A1 (en) | 2004-01-23 | 2005-07-28 | Masciarelli Francis J. | Methods and apparatus for providing uninterruptible power |
US20060044846A1 (en) * | 2004-08-31 | 2006-03-02 | American Power Conversion Corporation | Method and apparatus for providing uninterruptible power |
Family Cites Families (110)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3940679A (en) | 1974-06-18 | 1976-02-24 | Textron, Inc. | Nickel-cadmium battery monitor |
US4139846A (en) | 1977-06-30 | 1979-02-13 | Pittway Corporation | Method and apparatus for supervising battery energy level |
US4303877A (en) | 1978-05-05 | 1981-12-01 | Brown, Boveri & Cie Aktiengesellschaft | Circuit for protecting storage cells |
US4331911A (en) | 1978-05-22 | 1982-05-25 | Park Robert H | Method of equalizing the voltages of the individual cells of storage batteries |
US4217645A (en) | 1979-04-25 | 1980-08-12 | Barry George H | Battery monitoring system |
DE3031890A1 (en) | 1980-06-28 | 1982-02-04 | Lucas Industries Ltd., Birmingham, West Midlands | METHOD FOR CHARGING A BATTERY BATTERY |
US4346151A (en) | 1980-12-29 | 1982-08-24 | The Gates Rubber Company | Multicell sealed rechargeable battery |
US4885523A (en) | 1988-03-15 | 1989-12-05 | Norand Corporation | Battery conditioning system having communication with battery parameter memory means in conjunction with battery conditioning |
US5278487A (en) | 1988-03-15 | 1994-01-11 | Norand Corporation | Battery conditioning system having communication with battery parameter memory means in conjunction with battery conditioning |
US4961043A (en) | 1988-03-15 | 1990-10-02 | Norand Corporation | Battery conditioning system having communication with battery parameter memory means in conjunction with battery conditioning |
US4709202A (en) | 1982-06-07 | 1987-11-24 | Norand Corporation | Battery powered system |
US4707795A (en) | 1983-03-14 | 1987-11-17 | Alber Engineering, Inc. | Battery testing and monitoring system |
US4684872A (en) | 1985-11-06 | 1987-08-04 | General Battery Corporation | Battery formation charging apparatus |
GB8528472D0 (en) | 1985-11-19 | 1985-12-24 | British Aerospace | Battery state of charge indicator |
US4746854A (en) | 1986-10-29 | 1988-05-24 | Span, Inc. | Battery charging system with microprocessor control of voltage and current monitoring and control operations |
US4918368A (en) | 1986-10-29 | 1990-04-17 | Span, Inc. | System for charging batteries and measuring capacities and efficiencies thereof |
US4843299A (en) | 1987-06-01 | 1989-06-27 | Power-Tech Systems Corporation | Universal battery charging system and a method |
US5049804A (en) | 1987-06-01 | 1991-09-17 | Power-Tech Systems Corporation | Universal battery charging system and a method |
JPH01143984A (en) | 1987-11-30 | 1989-06-06 | Aisin Aw Co Ltd | Device for monitoring battery state |
US4965738A (en) | 1988-05-03 | 1990-10-23 | Anton/Bauer, Inc. | Intelligent battery system |
US5047961A (en) | 1988-05-31 | 1991-09-10 | Simonsen Bent P | Automatic battery monitoring system |
US4820966A (en) | 1988-06-13 | 1989-04-11 | Ron Fridman | Battery monitoring system |
US5159272A (en) | 1988-07-27 | 1992-10-27 | Gnb Incorporated | Monitoring device for electric storage battery and configuration therefor |
JPH0799384B2 (en) | 1988-09-13 | 1995-10-25 | 日本電気株式会社 | Battery level indicator |
US5027294A (en) | 1989-01-27 | 1991-06-25 | Zenith Data Systems Corporation | Method and apparatus for battery-power management using load-compensation monitoring of battery discharge |
US5148043A (en) | 1989-07-25 | 1992-09-15 | Kabushiki Kaisha Toshiba | Uninterruptible power supply diagnosing remaining battery capacity during normal external power source operation |
DE59009147D1 (en) | 1990-03-26 | 1995-06-29 | Siemens Ag | Method and circuit arrangement for monitoring a battery for its operating state and its readiness. |
US5057383A (en) | 1990-03-30 | 1991-10-15 | Anton/Bauer, Inc | Battery system |
US5130659A (en) | 1990-08-21 | 1992-07-14 | Sloan Jeffrey M | Battery Monitor |
US5153496A (en) | 1990-09-27 | 1992-10-06 | Baxtrer International Inc. | Cell monitor and control unit for multicell battery |
US5136231A (en) | 1990-10-12 | 1992-08-04 | Compaq Computer Corporation | Ni-cad battery charge rate controller |
US5349282A (en) | 1990-12-11 | 1994-09-20 | Span, Inc. | Battery charging and monitoring system |
US5151644A (en) | 1990-12-21 | 1992-09-29 | Dallas Semiconductor Corporation | Battery manager chip with crystal-controlled time base |
US5382893A (en) | 1991-05-16 | 1995-01-17 | Compaq Computer Corporation | Maximum power regulated battery charger |
CA2043959A1 (en) | 1991-06-05 | 1992-12-06 | Gerard Patrick Gibbons | Battery monitoring system |
US5325041A (en) | 1991-08-09 | 1994-06-28 | Briggs James B | Automatic rechargeable battery monitoring system |
US5281955A (en) | 1991-09-20 | 1994-01-25 | C & D Charter Power Systems, Inc. | Battery charge monitoring apparatus and method |
US5321626A (en) | 1991-09-25 | 1994-06-14 | Spd Technologies Inc. | Battery performance monitoring and forecasting system |
US5254928A (en) | 1991-10-01 | 1993-10-19 | Apple Computer, Inc. | Power management system for battery powered computers |
US5206578A (en) | 1991-10-15 | 1993-04-27 | Norvik Technologies Inc. | Monitoring system for batteries during charge and discharge |
US5302858A (en) | 1991-12-11 | 1994-04-12 | Best Power Technology, Incorporated | Method and apparatus for providing battery charging in a backup power system |
US5315228A (en) | 1992-01-24 | 1994-05-24 | Compaq Computer Corp. | Battery charge monitor and fuel gauge |
US5200689A (en) | 1992-01-24 | 1993-04-06 | Compaq Computer Corporation | Battery charge monitor to determine fast charge termination |
US5321627A (en) | 1992-03-11 | 1994-06-14 | Globe-Union, Inc. | Battery monitor and method for providing operating parameters |
US5266880A (en) | 1992-04-06 | 1993-11-30 | At&T Bell Laboratories | Battery monitoring circuit |
US5283512A (en) | 1992-04-13 | 1994-02-01 | Hughes Aircraft Company | Charge balancing of batteries during charging |
FR2694637B1 (en) | 1992-08-05 | 1994-10-07 | Merlin Gerin | Method for determining the autonomy time of a battery. |
JPH06124731A (en) | 1992-08-31 | 1994-05-06 | Toshiba Corp | Attachment for external battery connection, battery pack and battery discrimination and control method |
US5349535A (en) | 1992-10-20 | 1994-09-20 | Digicomp Research Corporation | Battery condition monitoring and recording system for electric vehicles |
US5629604A (en) | 1992-11-13 | 1997-05-13 | Zenith Data Systems Corporation | Computer power supply system |
US5543667A (en) | 1992-12-29 | 1996-08-06 | Honeywell Inc. | Load control for partially increasing/decreasing power usage |
US5459671A (en) | 1993-02-19 | 1995-10-17 | Advanced Micro Devices, Inc. | Programmable battery controller |
US5462439A (en) | 1993-04-19 | 1995-10-31 | Keith; Arlie L. | Charging batteries of electric vehicles |
US5455499A (en) | 1993-04-26 | 1995-10-03 | Motorola, Inc. | Method and apparatus for indicating a battery status |
US5422558A (en) | 1993-05-05 | 1995-06-06 | Astec International Ltd. | Multicell battery power system |
US5504415A (en) | 1993-12-03 | 1996-04-02 | Electronic Power Technology, Inc. | Method and apparatus for automatic equalization of series-connected batteries |
US6274950B1 (en) | 1994-03-03 | 2001-08-14 | American Power Conversion | Battery communication system |
US5498950A (en) | 1994-04-29 | 1996-03-12 | Delco Electronics Corp. | Battery monitoring, charging and balancing apparatus |
JP3540848B2 (en) * | 1994-12-26 | 2004-07-07 | 富士通株式会社 | Charge control device and electronic equipment |
CA2169706A1 (en) | 1995-03-03 | 1996-09-04 | Troy Lynn Stockstad | Circuit and method for battery charge control |
US5710503A (en) | 1996-02-01 | 1998-01-20 | Aims Systems, Inc. | On-line battery monitoring system with defective cell detection capability |
US5666040A (en) | 1996-08-27 | 1997-09-09 | Bourbeau; Frank | Networked battery monitor and control system and charging method |
US5764030A (en) | 1997-03-14 | 1998-06-09 | International Components Corporation | Microcontrolled battery charger |
US5804944A (en) | 1997-04-07 | 1998-09-08 | Motorola, Inc. | Battery protection system and process for charging a battery |
US6329792B1 (en) | 1997-07-04 | 2001-12-11 | Estco Energy Inc. | Device and system for management of battery back up power source |
US5965996A (en) | 1997-12-11 | 1999-10-12 | Vectrix Corporation | Electrical scooter having an equalization circuit for charging multiple batteries |
US5969436A (en) | 1998-02-27 | 1999-10-19 | Lucent Technologies Inc. | Connect/disconnect circuit for a reserve battery and method of operation thereof |
US6218809B1 (en) | 1998-03-20 | 2001-04-17 | Dallas Semiconductor Corporation | Method for monitoring operating parameters of a rechargeable power supply |
CN1200500C (en) * | 1998-08-07 | 2005-05-04 | 松下电器产业株式会社 | Uninterruptible power system |
US6197444B1 (en) | 1998-08-26 | 2001-03-06 | Toshiba International Corporation | Battery case |
WO2000013288A1 (en) | 1998-08-28 | 2000-03-09 | Invensys Energy Systems (Nz) Limited | Battery charge measurement and discharge reserve time prediction technique and apparatus |
US6081104A (en) | 1998-11-20 | 2000-06-27 | Applied Power Corporation | Method and apparatus for providing energy to a lighting system |
SE9900303L (en) | 1999-01-27 | 2000-07-28 | Ericsson Telefon Ab L M | A method enabling communication between an electronic device and a battery, an apparatus comprising an electronic device and a battery, and a battery enabling communication |
JP3380766B2 (en) | 1999-03-18 | 2003-02-24 | 富士通株式会社 | Protection method, control circuit, and battery unit |
US6268711B1 (en) | 1999-05-05 | 2001-07-31 | Texas Instruments Incorporated | Battery manager |
US6184655B1 (en) | 1999-12-10 | 2001-02-06 | Stryker Corporation | Battery charging system with internal power manager |
EP1258070A2 (en) | 2000-02-18 | 2002-11-20 | Liebert Corporation | Modular uninterruptible power supply |
US6310783B1 (en) | 2000-03-29 | 2001-10-30 | Powerware Corporation | Modular method and apparatus for building an uninterruptible power system (UPS) |
US6891478B2 (en) | 2000-06-09 | 2005-05-10 | Jay Warren Gardner | Methods and apparatus for controlling electric appliances during reduced power conditions |
JP3681624B2 (en) | 2000-08-31 | 2005-08-10 | 富士通株式会社 | Charging circuit, charging / discharging circuit, and battery pack |
US7718889B2 (en) | 2001-03-20 | 2010-05-18 | American Power Conversion Corporation | Adjustable scalable rack power system and method |
JP2004524793A (en) | 2001-03-30 | 2004-08-12 | デザインライン・リミテッド | Battery management unit, system, and method |
JP3926114B2 (en) | 2001-04-18 | 2007-06-06 | 株式会社マキタ | Management method of multiple charging devices |
US6424119B1 (en) | 2001-04-19 | 2002-07-23 | American Power Conversion | Multiple energy storage device controller |
US7155625B2 (en) | 2001-05-09 | 2006-12-26 | Intel Corporation | Method and apparatus to modify power requirements for a system |
US6653816B2 (en) | 2001-06-24 | 2003-11-25 | Motorola, Inc. | Battery with embedded power management |
US7203852B2 (en) | 2001-06-29 | 2007-04-10 | Intel Corporation | System and process for making power readily available to newly added computers |
JP3966702B2 (en) | 2001-08-31 | 2007-08-29 | 松下電器産業株式会社 | Battery control device |
US6983212B2 (en) | 2001-11-27 | 2006-01-03 | American Power Conversion Corporation | Battery management system and method |
US6928568B2 (en) | 2002-02-15 | 2005-08-09 | Dell Products L.P. | Battery charger current limiting based on maximum current capacity of AC adapter as determined by adapter identification subsystem |
US6549014B1 (en) | 2002-02-15 | 2003-04-15 | Power Designers, Llc | Battery monitoring method and apparatus |
US7057308B2 (en) | 2002-04-30 | 2006-06-06 | American Power Conversion Corporation | Battery connect/disconnect for an uninterruptible power supply |
US20040075343A1 (en) | 2002-09-05 | 2004-04-22 | Paul Wareham | System and method for power load management |
TWI230494B (en) | 2002-11-18 | 2005-04-01 | Hitachi Koki Kk | Battery charger capable of indicating time remaining to achieve full charge |
JP2004184135A (en) | 2002-11-29 | 2004-07-02 | Sanyo Electric Co Ltd | Remaining-capacity calculating system of battery |
US6888468B2 (en) | 2003-01-22 | 2005-05-03 | Midtronics, Inc. | Apparatus and method for protecting a battery from overdischarge |
US6914415B2 (en) | 2003-02-14 | 2005-07-05 | Motorola, Inc. | Battery adaptor to facilitate reconditioning in a smart charger |
JP2004288537A (en) * | 2003-03-24 | 2004-10-14 | Sanyo Electric Co Ltd | Battery pack, secondary battery charging device, and secondary battery charging method |
US6882129B2 (en) | 2003-03-26 | 2005-04-19 | General Motors Corporation | Battery pack for a battery-powered vehicle |
US6864666B2 (en) | 2003-06-24 | 2005-03-08 | Dell Products L.P. | 4 and 3 series battery stack voltage power source selector |
US7202631B2 (en) | 2003-06-24 | 2007-04-10 | Dell Products L.P. | Battery and system power selector integration scheme |
US6975092B2 (en) | 2003-07-03 | 2005-12-13 | Dell Products L.P. | Encrypted response smart battery |
US7545120B2 (en) | 2003-07-29 | 2009-06-09 | Dell Products L.P. | AC-DC adapter and battery charger integration for portable information handling systems |
US7202576B1 (en) | 2003-10-03 | 2007-04-10 | American Power Conversion Corporation | Uninterruptible power supply systems and enclosures |
US7196494B2 (en) | 2003-10-17 | 2007-03-27 | Xantrex International | Method and apparatus for charging batteries in a system of batteries |
US7612472B2 (en) | 2004-01-23 | 2009-11-03 | American Power Conversion Corporation | Method and apparatus for monitoring energy storage devices |
US7142950B2 (en) | 2004-05-28 | 2006-11-28 | American Power Conversion Corporation | Methods and apparatus for providing and distributing standby power |
US7514815B2 (en) | 2004-09-28 | 2009-04-07 | American Power Conversion Corporation | System and method for allocating power to loads |
US7508094B2 (en) * | 2006-03-17 | 2009-03-24 | Eaton Corporation | UPS systems having multiple operation modes and methods of operating same |
CN101222148A (en) * | 2008-01-25 | 2008-07-16 | 华为技术有限公司 | Power supplying method and device of uninterrupted power supply |
-
2007
- 2007-08-03 US US11/833,600 patent/US7944182B2/en active Active
-
2008
- 2008-07-28 EP EP08796712.1A patent/EP2174400B1/en active Active
- 2008-07-28 CA CA2695430A patent/CA2695430C/en active Active
- 2008-07-28 CN CN2008801013389A patent/CN101772873B/en active Active
- 2008-07-28 WO PCT/US2008/071340 patent/WO2009020788A1/en active Application Filing
- 2008-07-28 BR BRPI0815064 patent/BRPI0815064A2/en not_active IP Right Cessation
- 2008-07-28 JP JP2010520112A patent/JP5425778B2/en not_active Expired - Fee Related
- 2008-07-28 KR KR1020107000910A patent/KR101496859B1/en not_active IP Right Cessation
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5686768A (en) * | 1993-02-12 | 1997-11-11 | Silicon Power Electronics A/S | Emergency power system |
US6169669B1 (en) * | 1999-07-15 | 2001-01-02 | Texas Instruments Incorporated | Digital signal processor controlled uninterruptable power supply |
US20030048006A1 (en) | 2000-10-27 | 2003-03-13 | Liebert Corporation | Uninterruptible power supply |
US20050162019A1 (en) | 2004-01-23 | 2005-07-28 | Masciarelli Francis J. | Methods and apparatus for providing uninterruptible power |
US20060044846A1 (en) * | 2004-08-31 | 2006-03-02 | American Power Conversion Corporation | Method and apparatus for providing uninterruptible power |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017074375A1 (en) * | 2015-10-29 | 2017-05-04 | Hewlett Packard Enterprise Development Lp | Parallel output of backup power modules |
US10845859B2 (en) | 2015-10-29 | 2020-11-24 | Hewlett Packard Enterprise Development Lp | Parallel output of backup power modules |
Also Published As
Publication number | Publication date |
---|---|
EP2174400B1 (en) | 2015-09-09 |
EP2174400A1 (en) | 2010-04-14 |
CA2695430C (en) | 2016-10-18 |
CA2695430A1 (en) | 2009-02-12 |
CN101772873B (en) | 2013-06-26 |
US20090033283A1 (en) | 2009-02-05 |
AU2008284151A1 (en) | 2009-02-12 |
KR101496859B1 (en) | 2015-03-04 |
JP2010536317A (en) | 2010-11-25 |
JP5425778B2 (en) | 2014-02-26 |
KR20100045967A (en) | 2010-05-04 |
US7944182B2 (en) | 2011-05-17 |
CN101772873A (en) | 2010-07-07 |
BRPI0815064A2 (en) | 2015-02-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US7944182B2 (en) | Adjustable battery charger for UPS | |
US8391036B2 (en) | Selective enablement of power supply sections for improving efficiency | |
US7746036B2 (en) | Load current dependent reduction of charge battery current | |
EP3069431B1 (en) | Uninterruptible power supply control | |
US8022670B2 (en) | Method for charging battery module | |
EP3642925B1 (en) | Multi-mode ups system with an improved energy saver mode | |
CN113224813B (en) | Off-grid photovoltaic energy storage system control method and device, computer and storage medium | |
KR20160018266A (en) | System for converting power and method for controlling the system | |
US20170018960A1 (en) | Dynamic dc link voltage control | |
US8504851B2 (en) | Electronic device having power consumption adjusting feature | |
AU2008284151B2 (en) | Adjustable battery charger for UPS | |
CN106464002B (en) | Uninterruptible power supply system and operation method thereof | |
CN115313554A (en) | Charging control method, uninterruptible power supply and computer-readable storage medium | |
KR20190093405A (en) | Battery control unit compatible for lithium ion battery, and control method thereof | |
JP2006109618A (en) | Charge control circuit | |
US6597153B1 (en) | Fast transient charging circuit | |
CN113661630B (en) | System and method for generator frequency control during UPS power steps | |
EP3340421B1 (en) | Power storage control device, power conversion device, power storage system, power storage control method, and program | |
KR101254982B1 (en) | Uninterruptable power supply apparatus | |
JP2022165653A (en) | Power supply stabilization device | |
CN110707679A (en) | Voltage control method and photovoltaic power supply device and system |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 200880101338.9 Country of ref document: CN |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 08796712 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 20107000910 Country of ref document: KR Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: 482/DELNP/2010 Country of ref document: IN |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2695430 Country of ref document: CA Ref document number: 2010520112 Country of ref document: JP |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2008796712 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2008284151 Country of ref document: AU |
|
ENP | Entry into the national phase |
Ref document number: 2008284151 Country of ref document: AU Date of ref document: 20080728 Kind code of ref document: A |
|
ENP | Entry into the national phase |
Ref document number: PI0815064 Country of ref document: BR Kind code of ref document: A2 Effective date: 20100128 |