Introduction.- Conservation Equations of Fluid Flow.- Partial Differential Equations of Boundary Layer of Nanofluid's Natural Convection.- Ordinary Differential Equations of Boundary Layer of Nanofluid's Natural Convection.- Mathematical Model of Variable Physical Properties of Nanofluids.- Numerical Solutions of Velocity and Temperature Fields.- Skin-Friction Coefficient.- Predictive Formula of Wall Temperature Gradient.- Predictive Formulae on Heat Transfer of Al 2 O 3 -Water Nanofluid's Natural Convection.- Calculation Examples by Using the Predictive Formulae on Heat Transfer.- Conversion Factors on Heat Transfer of Nanofluid's Natural Convection.- Numerical Simulation of Conversion Factors on Heat Transfer.- Conversion Formulae on of Heat Transfer of Al 2 O 3 -Water Nanofluid's Natural Convection.- Calculation Examples on Heat Transfer by Using Conversion Formulae.- Postscript. Skryť popis