AN NSF SPONSORED CENTER Sonya T. Smith- Howard University 1 • Theoretical and Computational Fluid Dynamics • Internal/External Flows I-V and Power Density Curves: Present Work vs Li et al 2 0 0.2 0.4 0.6 0.8 1 1.2 1.4 0 0.2 0.4 0.6 0.8 1 1.2 Current Density (A/cm2) Voltage (V) 0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 Power Density (W/cm2) Li et al I-V Curve Present Work I-V Curve Li et al Power Density Curve Present Work Power Density Curve Heat Removal and Pumping Power vs Mass Flow-rate 0 20 40 60 80 100 120 140 160 180 0 0.002 0.004 0.006 0.008 0.01 0.012 Mass Flow-rate (kg/s) Heat Removal (W) 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 Pumping Power (hp) Heat Removal Pumping Power Performance optimization Advanced Grid Generation Techniques Computational domain Effect of Optimal Coolant Channel Placement on PEM Fuel Cell Performance