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08AA604 HEAT AND MASS TRANSFER 3 1 0 100

UNIT – I CONDUCTION 9

Basic Concepts, mechanism of heat transfer, conduction, convection and radiation. General

Differential equation of heat conduction, Fourier Law of conduction, Cartesian and cylindricalcoordinates, 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 9

Basic concepts, convective 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

 Nusselts theory of condensation, pool boiling, flow boiling, correlations in boiling and

condensation. Types of heat exchangers, LMTD method of heat exchanger analysis, effectiveness,

 NTU method of Heat exchanger analysis, overall heat transfer coefficient, fouling factors.

UNIT – IV RADIATION 9

Basic concepts, laws of radiation, Stefan Boltzman law, Kirchoff Law, black body radiation, grey

 body radiation shape factor algebra, electrical analogy. Radiation shields.

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.

TUTORIALS: 15 TOTAL: 60

Text Books

1. Sachdeva RC, Fundamentals of Engineering Heat and Mass Transfer New Age International,

1995.

2. Yunus Cengel, Introduction to Thermodynamics and Heat Transfer, 2nd Edition, McGraw-

Hill Education Ltd, 2007.

Reference Books

1. Ozisik M.N, Heat Transfer, McGraw-Hill Book Co., 1994.

2. Nag P.K, Heat Transfer, Ninth Edition, Tata McGraw-Hill, New Delhi, 2002

3. Holman J.P Heat and Mass Transfer Tata McGraw-Hill, 2004.

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4. Frank P. Incropera and David P. DeWitt, Fundamentals of Heat and Mass Transfer, Fifth

Edition, Joh Wiley and Sons, 2007.

5. Latif M Jiji. Heat Transfer, Begell House Inc., Published by Jaico Publishing House, First

Edition, 2003.

6. C.P. Kothandaraman, S.Subramanian, Heat and Mass Transfer Data Book, Fifth Edition, New

Age International Publishers, 2004.