ME2251-HEAT and MASS TRANSFER |
UNIT I CONDUCTION |
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 |
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 |
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 |
Basic Concepts, Laws of Radiation – Stefan Boltzman Law, Kirchoffs Law –Black Body
Radiation –Grey body radiation -Shape Factor Algebra – Electrical Analogy – Radiation
Shields –Introduction to Gas Radiation |
UNIT V MASS TRANSFER |
Basic Concepts – Diffusion Mass Transfer – Fick’s Law of Diffusion – Steady state
Molecular Diffusion – Convective Mass Transfer – Momentum, Heat and Mass Transfer
Analogy – Convective Mass Transfer Correlations |
REFERENCE |
Text Books |
1. Sachdeva R C, “Fundamentals of Engineering Heat and Mass Transfer” New
Age International, 1995.
2. Frank P. Incropera and David P. DeWitt, “Fundamentals of Heat and Mass
Transfer”, John Wiley and Sons, 1998.. |
Reference Books |
1. Yadav R “Heat and Mass Transfer” Central Publishing House, 1995.
2. Ozisik M.N, “Heat Transfer”, McGraw-Hill Book Co., 1994.
3. Nag P.K, “ Heat Transfer”, Tata McGraw-Hill, New Delhi, 2002
4. Holman J.P “Heat and Mass Transfer” Tata McGraw-Hill, 2000.
5. Kothandaraman C.P “Fundamentals of Heat and Mass Transfer” New Age
International, New Delhi, 1998 |
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