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GB2440065B - Method for verifying smart battery failures by measuring inputcharging voltage and associated systems - Google Patents

Method for verifying smart battery failures by measuring inputcharging voltage and associated systems

Info

Publication number
GB2440065B
GB2440065B GB0719902A GB0719902A GB2440065B GB 2440065 B GB2440065 B GB 2440065B GB 0719902 A GB0719902 A GB 0719902A GB 0719902 A GB0719902 A GB 0719902A GB 2440065 B GB2440065 B GB 2440065B
Authority
GB
United Kingdom
Prior art keywords
inputcharging
measuring
voltage
smart battery
associated systems
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.)
Active
Application number
GB0719902A
Other versions
GB2440065A (en
GB0719902D0 (en
Inventor
Ligong Wang
Guangyong Zhu
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.)
Dell Products LP
Original Assignee
Dell Products LP
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 US11/021,377 external-priority patent/US7518341B2/en
Application filed by Dell Products LP filed Critical Dell Products LP
Priority to GB0719902A priority Critical patent/GB2440065B/en
Priority claimed from GB0708027A external-priority patent/GB2434493B/en
Publication of GB0719902D0 publication Critical patent/GB0719902D0/en
Publication of GB2440065A publication Critical patent/GB2440065A/en
Application granted granted Critical
Publication of GB2440065B publication Critical patent/GB2440065B/en
Active 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
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
    • G01R31/3842—Arrangements for monitoring battery or accumulator variables, e.g. SoC combining voltage and current measurements
    • 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
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/00308—Overvoltage protection
    • 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
    • H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Secondary Cells (AREA)
GB0719902A 2004-12-23 2005-12-21 Method for verifying smart battery failures by measuring inputcharging voltage and associated systems Active GB2440065B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0719902A GB2440065B (en) 2004-12-23 2005-12-21 Method for verifying smart battery failures by measuring inputcharging voltage and associated systems

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US11/021,377 US7518341B2 (en) 2004-12-23 2004-12-23 Method for verifying smart battery failures by measuring input charging voltage and associated systems
GB0708027A GB2434493B (en) 2004-12-23 2005-12-21 Method for verifying smart battery failures by measuring input charging voltage and associated systems
GB0719902A GB2440065B (en) 2004-12-23 2005-12-21 Method for verifying smart battery failures by measuring inputcharging voltage and associated systems

Publications (3)

Publication Number Publication Date
GB0719902D0 GB0719902D0 (en) 2007-11-21
GB2440065A GB2440065A (en) 2008-01-16
GB2440065B true GB2440065B (en) 2008-07-30

Family

ID=38835205

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0719902A Active GB2440065B (en) 2004-12-23 2005-12-21 Method for verifying smart battery failures by measuring inputcharging voltage and associated systems

Country Status (1)

Country Link
GB (1) GB2440065B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9702939B2 (en) * 2012-06-06 2017-07-11 Johnson Controls Technology Company Battery charging and maintaining with defective battery monitoring
EP3270483B1 (en) * 2016-07-12 2022-06-29 Nxp B.V. Apparatus and associated method for battery charging

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0607041A2 (en) * 1993-01-13 1994-07-20 Fujitsu Limited Power supplies for portable electrical devices
US6388426B1 (en) * 1999-09-21 2002-05-14 Matsushita Electric Industrial Co. Ltd. Battery power source protecting device for an electromotive device
US6571091B1 (en) * 1995-05-30 2003-05-27 Motorola, Inc. Power control method and apparatus suitable for use in a radio communication device
EP1533881A2 (en) * 2003-11-21 2005-05-25 Texas Instruments Incorporated Battery Protection Circuit
EP1594209A1 (en) * 2004-05-04 2005-11-09 O2 Micro, Inc. Reducing the number of power switches in a cordless power tool

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0607041A2 (en) * 1993-01-13 1994-07-20 Fujitsu Limited Power supplies for portable electrical devices
US6571091B1 (en) * 1995-05-30 2003-05-27 Motorola, Inc. Power control method and apparatus suitable for use in a radio communication device
US6388426B1 (en) * 1999-09-21 2002-05-14 Matsushita Electric Industrial Co. Ltd. Battery power source protecting device for an electromotive device
EP1533881A2 (en) * 2003-11-21 2005-05-25 Texas Instruments Incorporated Battery Protection Circuit
EP1594209A1 (en) * 2004-05-04 2005-11-09 O2 Micro, Inc. Reducing the number of power switches in a cordless power tool

Also Published As

Publication number Publication date
GB2440065A (en) 2008-01-16
GB0719902D0 (en) 2007-11-21

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