Simulation and Optimization of Air-Cooled PEMFC Stack for Lightweight Hybrid Vehicle Application

Table 1

Parameters of the stack performance.

Name	Parameters
Total fuel cell number	110 pieces
Weight	12 kg
Rated efficiency (room temperature is 293.15 K; relative humidity is 40–70%)	2 kW
Rating voltage	66 V
Rating current	30 A
Open voltage	112 ± 4 V
Hydrogen pressure	0.5–0.6 bars
Oxidant, coolant	Air (normal pressure)
Environmental temperature	273.15~313.15 K
Environmental humidity	20–90%
Stack temperature	298.15~333.15 K
Humidifying method	Self-humidifying