Sathyabama Institute of Science and Technology B.E. - Mechanical Engineering SMEA1504 Heat and Mass Transfer Syllabus

[KunwarR]

Sathyabama Institute of Science and Technology B.E. - Mechanical Engineering SMEA1504 Heat and Mass Transfer Syllabus

SATHYABAMA INSTITUTE OF SCIENCE AND TECHNOLOGY SCHOOL OF MECHANICAL ENGINEERING

SMEA1504 HEAT AND MASS TRANSFER
L T P Credits Total Marks
3 * 0 3 100

UNIT 1 CONDUCTION 9 Hrs.
General Heat Conduction Equation- Cartesian, Polar and Spherical Co-ordinate Systems – One dimensional steady state
heat conduction in simple geometries – Plane wall – Cylinder and sphere – Composite walls – Composite cylinders and
spheres – Critical thickness of insulation – heat generation in plane wall, cylinder and sphere – extended surfaces -
unsteady state heat conduction-Lumped Analysis – Semi Infinite and Infinite Solids –Use of Heisler’s charts.

UNIT 2 CONVECTION 9 Hrs.
Free and Forced Convection – Hydrodynamic and Thermal Boundary Layer – Free and Forced Convection during external
flow over Plates and Cylinders – Internal flow through tubes.

UNIT 3 RADIATION 9 Hrs.
Laws of radiation - Wien’s, Rayleigh-Jeans’ and Planck’s laws, Hemispherical Emissive Power, Stefan-Boltzmann law for
the total emissive power of a black body, Emissivity and Kirchhoff’s Laws – Concept of Gray, White, Opaque, Transparent
and Black body radiation – shape factor - radiation exchange between surfaces -Radiations resistance network - Radiation
shields.

UNIT 4 PHASE CHANGE HEAT TRANSFER AND HEAT EXCHANGER 9 Hrs.
Boiling and condensation – pool boiling regimes and correlations – crictical heat flux - flow boiling correlations - Nusselt's
theory – filmwise and dropwise condensation - Condensation over surfaces. Heat Exchanger Types – Overall Heat Transfer
Coefficient – Fouling Factors – Analysis – LMTD method – NTU method.

UNIT 5 MASS TRANSFER 9 Hrs.
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..
Max. 45 Hrs.

COURSE OUTCOMES
On completion of the course, student will be able to
CO1 - Understand the basic modes of heat transfer and Compute temperature distribution in steady-state
and unsteady-state heat conduction.
CO2 - Understand and analyze heat transfer through extended surfaces.
CO3 - Interpret and analyse forced and free convection heat transfer.
CO4 - Explore the real time applications of radiation mode of heat transfer.
CO5 - Design heat exchangers using LMTD and NTU methods.
CO6 - Relate the mass transfer concepts for various industrial applications.

TEXT / REFERENCE BOOKS
1. Incropera, F.P. and Dewitt, D.P., Fundamentals of Heat and Mass Transfer, 7th Edition, John Wiley, 2011.
2. Holman, J.P., Heat Transfer, 10th Edition, Tata McGraw-Hill, 2010.
3. Ozisik, M.N., Heat Transfer - A Basic Approach, McGraw-Hill, 1985.
4. Cengel, Y.A., Heat Transfer - A Practical Approach, 2nd Edition, McGraw-Hill, 2002.
5. Sachedva, R.C., Fundamentals of Heat and Mass Transfer, 4th Edition, New Age International, 2012.

END SEMESTER EXAMINATION QUESTION PAPER PATTERN
Max. Marks : 100 Exam Duration : 3 Hrs.
PART A: 10 Questions of 2 marks each - No choice 20 Marks
PART B: 2 Questions from each unit of internal choice; each carrying 16 marks 80 Marks