Me2251 Heat and Mass Transfer
Me2251 Heat and Mass Transfer
Me2251 Heat and Mass Transfer
UNIT I CONDUCTION
11+3
Basic Concepts Mechanism of Heat Transfer Conduction, Convection and
Radiation Fourier Law of Conduction - General Differential equation of
Heat Conduction
Cartesian and Cylindrical Coordinates
One
Dimensional Steady State Heat Conduction Conduction through Plane
Wall, Cylinders and Spherical systems Composite Systems Conduction
with Internal Heat Generation Extended Surfaces Unsteady Heat
Conduction Lumped Analysis Use of Heislers Chart.
UNIT II CONVECTION
10+3
Basic Concepts Heat Transfer Coefficients Boundary Layer Concept
Types of Convection Forced Convection Dimensional Analysis
External Flow Flow over Plates, Cylinders and Spheres Internal Flow
Laminar and Turbulent Flow Combined Laminar and Turbulent Flow over
Bank of tubes Free Convection Dimensional Analysis Flow over
Vertical Plate, Horizontal Plate, Inclined Plate, Cylinders and Spheres.
UNIT III PHASE CHANGE HEAT TRANSFER AND HEAT EXCHANGERS
9+3
Nusselts theory of condensation-pool boiling, flow boiling, correlations in
boiling and condensation. Types of Heat Exchangers Heat Exchanger
Analysis LMTD Method and NTU - Effectiveness Overall Heat Transfer
Coefficient Fouling Factors.
UNIT IV RADIATION
8+3
Basic Concepts, Laws of Radiation Stefan Boltzman Law, Kirchoffs Law
Black Body
Radiation Grey body radiation -Shape Factor Algebra