In this paper we present the results of potentiostatic single
cell cold start-up measurements under isothermal conditions
at−10 ◦C. The current density is increasing very fast after initial
start-up and later it decays towards zero. This behaviour
is ascribed to freezing of product water in the cathode. To
find out the main influencing operational parameters on the
cold start behaviour, statistic methods are used. Finally, a
statistic-based prediction model of the current decay during
isothermal cold start was developed