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Patent Searching and Data


Title:
METHODS FOR CHARGING METAL-AIR CELLS
Document Type and Number:
WIPO Patent Application WO/2011/098916
Kind Code:
A3
Abstract:
Methods of charging a metal-air battery are provided. In some embodiments, a method includes charging the metal-air battery using one of constant current charging or constant voltage charging during a first portion of a charging cycle, detecting the occurrence of a condition, and charging the metal-air battery using the other of the constant current charging or constant voltage charging during a second portion of the charging cycle after detecting the occurrence of the condition. In some embodiments, a method includes charging the metal-air battery using a pulse charge.

Inventors:
BURCHARDT TRYGVE (CH)
NGAMGA ROMUALD F (CH)
Application Number:
PCT/IB2011/000414
Publication Date:
September 07, 2012
Filing Date:
February 11, 2011
Export Citation:
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Assignee:
REVOLT TECHNOLOGY LTD (IE)
BURCHARDT TRYGVE (CH)
NGAMGA ROMUALD F (CH)
International Classes:
H01M12/06; H02J7/00
Foreign References:
US3563800A1971-02-16
US5307000A1994-04-26
Other References:
COPE, R.C.; PODRAZHANSKY, Y: "The art of battery charging", BATTERY CONFERENCE ON APPLICATIONS AND ADVANCES, 1 January 1999 (1999-01-01), pages 233 - 235, XP002675825, DOI: 10.1109/BCAA.1999.795996
SIEMINSKI D: "Recent advances in rechargeable zinc-air battery technology", BATTERY CONFERENCE ON APPLICATIONS AND ADVANCES, 14 January 1997 (1997-01-14), IEEE US, pages 171 - 180, XP010215631, ISBN: 978-0-7803-3631-5, DOI: 10.1109/BCAA.1997.574099
CULTER T: "A design guide for rechargeable zinc-air battery technology", SOUTHCON/96. CONFERENCE RECORD, 25 June 1996 (1996-06-25) - 27 June 1996 (1996-06-27), IEEE US, pages 616 - 621, XP010627339, ISBN: 978-0-7803-3268-3, DOI: 10.1109/SOUTHC.1996.535134
V.POP, H J BERGVELD, P H L NOTTEN AND P P L REGTIEN: "State of the art of battery state of charge determination", MEASUREMENT SCIENCE AND TECHNOLOGY, vol. 16, no. 12, 31 October 2005 (2005-10-31), pages R93 - R110, XP002675826, DOI: 10.1088/0957-0233/16/12/R01
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