Title:
ELECTROCHEMICAL CELL BALANCING CIRCUITS AND METHODS
Document Type and Number:
WIPO Patent Application WO/2012/078624
Kind Code:
A3
Abstract:
A system for charging and/or discharging electrochemical cells of a pack that provides power to a load of an apparatus, such as a vehicle. The system can include a circuit coupled to an electrochemical cell of the pack and configured to charge and/or discharge the electrochemical cell at a plurality of times occurring throughout a period in which the apparatus is dormant. The system can have a lower power draw. The system can have automatic timeouts to stop charging and/or discharging the cells when an auxiliary battery is disconnected.
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Inventors:
NORTMAN PETER FREDRICK (US)
SUFRIN-DISLER DANIEL A (US)
WEICKER PHILLIP JOHN (US)
SUFRIN-DISLER DANIEL A (US)
WEICKER PHILLIP JOHN (US)
Application Number:
PCT/US2011/063523
Publication Date:
October 04, 2012
Filing Date:
December 06, 2011
Export Citation:
Assignee:
CODA AUTOMOTIVE INC (US)
NORTMAN PETER FREDRICK (US)
SUFRIN-DISLER DANIEL A (US)
WEICKER PHILLIP JOHN (US)
NORTMAN PETER FREDRICK (US)
SUFRIN-DISLER DANIEL A (US)
WEICKER PHILLIP JOHN (US)
International Classes:
H02J7/04; H01M10/44; H01M50/569
Domestic Patent References:
| WO1992006525A2 | 1992-04-16 |
Foreign References:
| US6043628A | 2000-03-28 | |||
| JP2010183831A | 2010-08-19 | |||
| US5818201A | 1998-10-06 |
Attorney, Agent or Firm:
FERRARO, Neil, P. (Greenfield & Sacks P.C.,600 Atlantic Avenu, Boston MA, US)
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