Title:
DUAL POWER SOURCE SWITCHING CONTROL
Document Type and Number:
WIPO Patent Application WO2004093212
Kind Code:
A3
Abstract:
A system and method for controlling or otherwise effectively managing cell voltage degradation in the operation of a fuel cell device comprises inter alia a fuel cell (110) in parallel electrical connection with a secondary power source (145) and an automated controller (155) for switching between power supplied from the fuel cell (100) and the secondary power source (145).
Inventors:
PAVIO JEANNE S (US)
BOSTAPH JOSEPH W (US)
CHENGGANG XIE (US)
BOSTAPH JOSEPH W (US)
CHENGGANG XIE (US)
Application Number:
PCT/US2004/010536
Publication Date:
April 14, 2005
Filing Date:
April 05, 2004
Export Citation:
Assignee:
MOTOROLA INC (US)
PAVIO JEANNE S (US)
BOSTAPH JOSEPH W (US)
CHENGGANG XIE (US)
PAVIO JEANNE S (US)
BOSTAPH JOSEPH W (US)
CHENGGANG XIE (US)
International Classes:
H01M8/04; H01M16/00; H02J7/00; H01M8/10; H01M; (IPC1-7): H02J7/00
Domestic Patent References:
WO2001099218A1 | 2001-12-27 |
Foreign References:
US4962462A | 1990-10-09 | |||
US20020182456A1 | 2002-12-05 | |||
US6288458B1 | 2001-09-11 | |||
US20010018138A1 | 2001-08-30 |
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