Channel flow 1 Climate change 1 Computational fluid dynamics 1 Computational fluid dynamics modeling 1 Gas channels 1 Gas flow channel 1 Gases 1 Hydrogen 1 Hydrogen powered vehicles 1 Microporous layers 1 Optimal configuration 1 Optimum configurations 1 Polyelectrolytes 1 Polymer electrolyte membranes 1 Power output 1 Proton exchange membrane fuel cells (PEMFC) 1 Serpentine channel 1 Solid electrolytes 1 Temperature 1 computational fluid dynamics 1 fuel cell 1 gas flow channel 1 hydrogen 1 hydrogen-powered vehicle micro porous layer 1 optimal configuration 1 polymer electrolyte membrane 1 power output 1