Syllabus – SNS Courseware

23MEB302 HEAT & MASS TRANSFER (Class B)

UNIT 1 CONDUCTION HEAT TRANSFER

Theory: Introduction to Heat Transfer, Modes, Mechanisms – 1D – General Heat Conduction Equation ᎓ Cartesian – Unsteady (Transient) Conduction ᎓ Lumped System Analysis Practical: 1.Thermal conductivity of pipe insulation using lagged pipe apparatus Heat transfer from pin-fin (natural and forced convection modes)

UNIT 2 CONVECTIVE HEAT TRANSFER

Theory: Forced Convection: Internal and External Flows – Free (Natural) Convection over Flat Plates and Cylinders – Mixed Convection and Combined Modes – Electronic Equipment Cooling, Duct Design Practical: 1.Natural convection heat transfer from a vertical cylinder Forced convection inside tube

UNIT 3 PHASE CHANGE HEAT TRANSFER AND HEAT EXCHANGERS

Theory: Boiling Heat Transfer ᎓ Pool Boiling, Flow Boiling, Regimes – Condensation ᎓ Filmwise and Dropwise, Nusselt Analysis – Introduction to Heat Exchangers ᎓ Compact and Microchannel Heat Exchangers – Applications in EV Battery Cooling, Solar Water Heating, Cooling System Design for AI Hardware ᎓ Thermodynamic analysis of cooling systems. Practical: Determination of effectiveness of parallel/counter flow heat exchanger.

UNIT 4 RADIATION HEAT TRANSFER

Theory: Basic Laws: Planck᎙s Law, Kirchhoff᎙s Law – Black Body, Grey Body and Real Surfaces – Radiation Shields – Radiation Applications in Solar Thermal Systems and Aerospace Practical: Determination of Stefan-Boltzmann Constant

UNIT 5 MASS TRANSFER AND ADVANCED APPLICATIONS

Theory: Diffusion Mass Transfer ᎓ Fick᎙s Law, Steady and Unsteady Diffusion – Convective Mass Transfer ᎓ Analogies with Heat Transfer – Applications: Drying, Dehumidification, Gas Exchange – Introduction to CFD in Heat Transfer ᎓ Case Studies, CFD simulation with AI for heat dissipation in electronics. Practical: Experiments on air-conditioning system

Reference Book:

1.Bergman, T.L, Lavine, A.S, Incropera, F.P, and DeWitt, D.P, ᎜Fundamentals of Heat and Mass Transfer᎝, Wiley India, 9th Edition, 2023. 2.Holman, J.P, ᎜Heat Transfer᎝, McGraw Hill Education, 11th Edition, 2022. 3.Ozisik, M.N, ᎜Heat Transfer ᎓ A Basic Approach᎝, Dover Publications, Revised Reprin t, 2022. 4.Nag, P.K, ᎜Heat and Mass Transfer᎝, McGraw Hill Education, 5th Edition, 2023. 5.Sachdeva, R.C, ᎜Fundamentals of Engineering Heat and Mass Transfer᎝, New Age International, 6th Edition, 2024.

Text Book:

1.Cengel, Y.A and Afshin J. Ghajar, ᎜Heat and Mass Transfer: Fundamentals and Applications᎝, McGraw Hill Education, 7th Edition, 2023. 2.Kothandaraman, C.P, ᎜Fundamentals of Heat and Mass Transfer᎝, New Age International Publishers, 6th Edition, 2023.