GB2434492B - Method and system for battery protection - Google Patents

Method and system for battery protection

Info

Publication number
GB2434492B
GB2434492B GB0707853A GB0707853A GB2434492B GB 2434492 B GB2434492 B GB 2434492B GB 0707853 A GB0707853 A GB 0707853A GB 0707853 A GB0707853 A GB 0707853A GB 2434492 B GB2434492 B GB 2434492B
Authority
GB
United Kingdom
Prior art keywords
battery protection
battery
protection
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.)
Expired - Lifetime
Application number
GB0707853A
Other versions
GB0707853D0 (en
GB2434492A (en
Inventor
Todd W Johnson
Dennis J Grzybowski
Mark Alan Kubale
Jay J Rosenbecker
Karl F Scheucher
Gary D Meyer
David A Hempe
Jeffrey M Zeiler
Kevin L Glasgow
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.)
Milwaukee Electric Tool Corp
Original Assignee
Milwaukee Electric Tool 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 US10/720,027 external-priority patent/US7157882B2/en
Application filed by Milwaukee Electric Tool Corp filed Critical Milwaukee Electric Tool Corp
Priority claimed from GB0327220A external-priority patent/GB2399701B/en
Publication of GB0707853D0 publication Critical patent/GB0707853D0/en
Publication of GB2434492A publication Critical patent/GB2434492A/en
Application granted granted Critical
Publication of GB2434492B publication Critical patent/GB2434492B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H01M10/4207—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells for several batteries or cells simultaneously or sequentially
    • 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
    • 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
    • H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
    • H02J7/0014—Circuits for equalisation of charge between batteries
    • H02J7/0016—Circuits for equalisation of charge between batteries using shunting, discharge or bypass circuits
    • H02J7/0021—
    • 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
    • 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
    • H02J7/007—Regulation of charging or discharging current or voltage
    • H02J7/007188—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters
    • H02J7/007192—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters in response to temperature
    • H02J7/007194—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters in response to temperature of the battery
    • 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
    • H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
    • H02J7/04—Regulation of charging current or voltage
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/18—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for batteries; for accumulators
    • 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
    • H02J7/00302—Overcharge 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
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/00306—Overdischarge protection
    • 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
GB0707853A 2002-11-22 2003-11-24 Method and system for battery protection Expired - Lifetime GB2434492B (en)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US42845202P 2002-11-22 2002-11-22
US42845002P 2002-11-22 2002-11-22
US42835802P 2002-11-22 2002-11-22
US40069203P 2003-01-17 2003-01-17
US44069303P 2003-01-17 2003-01-17
US52371603P 2003-11-19 2003-11-19
US10/720,027 US7157882B2 (en) 2002-11-22 2003-11-20 Method and system for battery protection employing a selectively-actuated switch
GB0327220A GB2399701B (en) 2002-11-22 2003-11-24 Method and system for battery protection

Publications (3)

Publication Number Publication Date
GB0707853D0 GB0707853D0 (en) 2007-05-30
GB2434492A GB2434492A (en) 2007-07-25
GB2434492B true GB2434492B (en) 2007-09-12

Family

ID=41559580

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0707731A Expired - Lifetime GB2434264B (en) 2002-11-22 2003-11-24 Method and system for battery protection
GB0707853A Expired - Lifetime GB2434492B (en) 2002-11-22 2003-11-24 Method and system for battery protection

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0707731A Expired - Lifetime GB2434264B (en) 2002-11-22 2003-11-24 Method and system for battery protection

Country Status (1)

Country Link
GB (2) GB2434264B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8035343B2 (en) * 2007-10-15 2011-10-11 Black & Decker Inc. Method for balancing cells in a battery pack
EP4016782A1 (en) * 2020-12-15 2022-06-22 Andreas Stihl AG & Co. KG Multi-slot charger and multi-slot battery charger set

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999050946A1 (en) * 1998-03-31 1999-10-07 Motorola Inc. Fail safe circuit and battery pack using same
US6031302A (en) * 1997-09-30 2000-02-29 Conexant Systems, Inc. Battery management system with current measurement across on-resistance of semiconductor cutout switch
WO2001039351A2 (en) * 1999-11-29 2001-05-31 Eveready Battery Company, Inc. Battery pack including input and output waveform modification capability
US7039150B1 (en) * 1999-10-13 2006-05-02 Xicor, Inc. Serial interface for a battery management system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2336955B (en) * 1995-05-30 1999-12-15 Motorola Inc Power control method and apparatus suitable for use in a radio communication device
JP3449410B2 (en) * 1999-07-22 2003-09-22 日本電気株式会社 Method and apparatus for supplying electricity to mobile phone

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6031302A (en) * 1997-09-30 2000-02-29 Conexant Systems, Inc. Battery management system with current measurement across on-resistance of semiconductor cutout switch
WO1999050946A1 (en) * 1998-03-31 1999-10-07 Motorola Inc. Fail safe circuit and battery pack using same
US7039150B1 (en) * 1999-10-13 2006-05-02 Xicor, Inc. Serial interface for a battery management system
WO2001039351A2 (en) * 1999-11-29 2001-05-31 Eveready Battery Company, Inc. Battery pack including input and output waveform modification capability

Also Published As

Publication number Publication date
GB0707853D0 (en) 2007-05-30
GB2434264B (en) 2007-09-12
GB0707731D0 (en) 2007-05-30
GB2434264A (en) 2007-07-18
GB2434492A (en) 2007-07-25

Similar Documents

Publication Publication Date Title
GB2399701B (en) Method and system for battery protection
GB2429344B (en) Method and system for battery protection
AU2003243646A8 (en) System and method for facilitating ridesharing
AU2003304533A8 (en) Personal protection system and method for using a personal protection system
PL375186A1 (en) Inorganic matrix-fabric system and method
IL165331A0 (en) Method and system for encapsulating cells
EP1595395A4 (en) Method and system for copy protection
GB2389386B (en) Fall protection system and apparatus
GB2419242B (en) Method And System For Battery Charging
GB2405887B (en) Well tool protection system and method
GB0229693D0 (en) Location determination method and system
AU2003241121A8 (en) Security system and method
GB2390439B (en) Dataconferencing system and method
GB2402512B (en) Security system and method
AU2003268638A1 (en) Sharging method and charging system
IL154153A0 (en) Nbc-building protection system and method
GB0227636D0 (en) Positioning method system and unit
GB2434492B (en) Method and system for battery protection
GB0213881D0 (en) Flood protection system and method
AU2003243910A8 (en) Method and system for charging for services
GB0203348D0 (en) Battery protection system
GB0304106D0 (en) Positioning system and method
AU2003215748A8 (en) Method and system for road use charging
IL150765A0 (en) Method and system for authentication

Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20231123