Unit 1

Basic Modes of Heat Transfer: Steady State Calculations with Multiple Modes of Heat Transfer – OneDimensional Steady State Heat Conduction: Composite Medium, Critical Thickness, Effect of Variation of Thermal Conductivity in Solids, Extended Surfaces – Unsteady State Heat Conduction: Lumped System Analysis – Heat Transfer in Semi-infinite and Infinite Solids – Application of Numerical Techniques.

Unit 2

Fundamentals of Convection: Physical Mechanism, Reynolds Analogy – Free Convection In Vertical Flat Plate – Empirical Relation in Free Convection – Forced Convection – Laminar and Turbulent Convective Heat Transfer Analysis in Flows between Parallel Plates, over Flat Plate and in Circular Pipe – Applications of Numerical Techniques in Problem Solving.

Unit 3

Boiling and Condensation – Radiative Heat Transfer: Introduction To Physical Mechanism, Radiation Properties, Radiation Shape Factors, Heat Exchange between Non-Black Bodies, Radiation Shields. Classification of Heat Exchangers – Temperature Distribution – Overall Heat Transfer Coefficient – Heat Transfer in Gas Turbine Combustion Chambers, Rocket Thrust Chambers and Cryogenic Systems

Course Objectives

• The objective of this course is to provide the students with a basic understanding of phenomena of heat transfer: Conduction, convection and radiation, and the methods to solve engineering problems that involve heat transfer

Course Outcomes

• CO1: Understanding the basics of three modes of heat transfer and their fundamentals, namely conduction, convection and radiation.
• CO2: Apply the conduction fundamentals to obtain solutions for steady/unsteady state heat conduction problems like heat transfer through solids slabs, extended surfaces, semi-infinite and infinite solids.
• CO3: Know the parameters influencing convection, their empirical formulation and application to basic free and forced convections problems
• CO4: Understand the properties of radiation, physical mechanism, shape factors and radiation shields and apply the concepts to basic problems in radiative heat transfer.

CO – PO Mapping

Textbook(s)

• Incropera.F.P. and Dewitt.D.P., “Fundamentals of Heat and Mass Transfer,” 5^th edition, John Wiley and Sons, New York, 2002.

Reference(s)

• Yunus A. Cengel., “Heat Transfer – A practical approach,” 2^nd edition, Tata McGraw-Hill, 2002
• Holman. J.P., “Heat Transfer,” 6^th edition, McGraw-Hill, New York, 1991.
• Sutton. G.P., “Rocket Propulsion Elements,” 5^th edition, John Wiley and Sons, New York, 1986.

Evaluation Pattern