ME6502 HEAT AND MASS TRANSFER L T P C
3 0 0 3
OBJECTIVES:
- To understand the mechanisms of heat transfer under steady and transient conditions.
- To understand the concepts of heat transfer through extended surfaces.
- To learn the thermal analysis and sizing of heat exchangers and to understand the basic concepts of mass transfer.
(Use of standard HMT data book permitted)
UNIT I CONDUCTION 9
General Differential equation of Heat Conduction– Cartesian and Polar Coordinates – One Dimensional Steady State Heat Conduction –– plane and Composite Systems – Conduction with Internal Heat Generation – Extended Surfaces – Unsteady Heat Conduction – Lumped Analysis – Semi Infinite and Infinite Solids –Use of Heisler’s charts.
UNIT II CONVECTION 9
Free and Forced Convection - Hydrodynamic and Thermal Boundary Layer. Free and Forced
Convection during external flow over Plates and Cylinders and Internal flow through tubes .
UNIT III PHASE CHANGE HEAT TRANSFER AND HEAT EXCHANGERS 9
Nusselt’s theory of condensation - Regimes of Pool boiling and Flow boiling. Correlations in boiling and condensation. Heat Exchanger Types - Overall Heat Transfer Coefficient – Fouling Factors - Analysis – LMTD method - NTU method.
UNIT IV RADIATION 9
Black Body Radiation – Grey body radiation - Shape Factor – Electrical Analogy – Radiation Shields. Radiation through gases.
UNIT V MASS TRANSFER 9
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.
OUTCOMES:
TOTAL : 45 PERIODS
- Upon completion of this course, the students can able to understand and apply different heat and mass transfer principles of different applications.
TEXT BOOK:
- Yunus A. Cengel, "Heat Transfer A Practical Approach", Tata McGraw Hill, 2010
REFERENCE BOOKS:
- Frank P. Incropera and David P. Dewitt, "Fundamentals of Heat and Mass Transfer", John
Wiley & Sons, 1998.
- Venkateshan. S.P., "Heat Transfer", Ane Books, New Delhi, 2004.
- Ghoshdastidar, P.S, "Heat Transfer", Oxford, 2004,
- Nag, P.K., "Heat Transfer", Tata McGraw Hill, New Delhi, 2002
- Holman, J.P., "Heat and Mass Transfer", Tata McGraw Hill, 2000
- Ozisik, M.N., "Heat Transfer", McGraw Hill Book Co., 1994.
- Kothandaraman, C.P., "Fundamentals of Heat and Mass Transfer", New Age International, New Delhi, 1998.
- Yadav, R., "Heat and Mass Transfer", Central Publishing House, 1995.
- M.Thirumaleshwar : Fundamentals of Heat and Mass Transfer, "Heat and Mass Transfer", First Edition, Dorling Kindersley, 2009
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