Convection Heat Transfer Variations Along Flat Plate Consider flat plate with:Tx=l00°C and Too=0°C and all laminar flow T=0°C Free stream 8 Thermal boundary 82 layer 2 T,=100°C Thermal boundary layer defined by L-T T,-I。 =0.99 Compare temperature gradients at points I and 2 to evaluate the heat flux rate (and hence the heat transfer coefficient) Heat Transfer Su Yongkang School of Mechanical Engineering# 16 Heat Transfer Su Yongkang School of Mechanical Engineering Convection Heat Transfer Variations Along Flat Plate • Consider flat plate with: and all laminar flow • Thermal boundary layer defined by Compare temperature gradients at points 1 and 2 to evaluate the heat flux rate (and hence the heat transfer coefficient) 100 C and 0 C o o Tx = T∞ = δ 2 δ 1 0 C o T∞ = 100 Co Ts = 1 2 = 0.99 − − T T∞ T T s s