Chemistry: electrical current producing apparatus – product – and – Having magnetic field feature
Reexamination Certificate
2011-01-11
2011-01-11
Ryan, Patrick (Department: 1795)
Chemistry: electrical current producing apparatus, product, and
Having magnetic field feature
C429S428000, C429S429000, C429S431000, C429S443000
Reexamination Certificate
active
07867642
ABSTRACT:
A method of starting a fuel cell stack in subzero conditions that minimizes start times while avoiding cell reversal by using an iterative model to determine the optimal current density time profile for startup.
REFERENCES:
patent: 5766787 (1998-06-01), Watanabe et al.
patent: 6214487 (2001-04-01), Kelley et al.
patent: 2005/0053810 (2005-03-01), Kato et al.
patent: 60005836 (2004-05-01), None
patent: 1 513 209 (2005-03-01), None
Echelmeyer Alix
Fraser Clemens Martin & Miller LLC
GM Global Technology Operations LLC
Miller J. Douglas
Ryan Patrick
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