UNIT I

Topics

• Heat transfer mechanism and types. →
• Convection; natural and forced convection. →
• Dimensional analysis of free and forced convection. →
• Useful non dimensional numbers and empirical relationships for free and forced convection. →
• Concepts of black body and grey body. →
• Emissivity; shape factor. →
• Conduction; Fourier’s law →
• heat transfer trough various geometries →
• steady state uni directional flow →
• insulation. →
• Radiation; Stefan Boltzmann’s law →
• Krichoff’s law and Plank’s law. →