###### Mechanical Engineering  Heat and Mass Transfer
 List Lectures   [ 1 ]  2  3  4
 # Lecture Name 1 Introduction to Heat and Mass Transfer 2 Introduction 3 Introduction 4 Heat Conduction - 1 5 Heat Conduction - 2 6 Heat Conduction - 3 7 Heat Conduction - 4 8 Heat Conduction - 5 9 Heat Conduction - 6 10 Thermal Radiation - 1

 Title: Heat and Mass Transfer Department: Mechanical Engineering Author: Prof. U.N.Gaitonde ,Prof. S.P.Sukhatme University: IIT bombay Type: WebLink Abstract: Module No Content No. of Hours 1 INTRODUCTION – Typical heat transfer situations, 1 hour 2 Modes of heat transfer 1 hour 3 Introduction to laws, some heat transfer parameters 1 hour 4 CONDUCTION – Fourier’s law and thermal conductivity 1 hour 5 Differential equation of heat conduction, boundary conditions and initial conditions 1 hour 6 Simple one dimensional steady state situations – plane wall, cylinder, sphere (simple and compex situations), concept of thermal resistance, concept of U, critical radius. variable thermal conductivity (exercise) 3 hours 7 Special one dimensional steady state situations – heat generation, pin fins Other fin configurations (exercise) 2 hours 8 Two dimensional steady state situations 1 hour 9 Transient conduction Lumped capacitance model One dimensional transient problems – analytical solutions One dimensional Heisler charts Product solutions 2 hours 10 Numerical methods in conduction Steady state one dimensional and two dimensional problems One dimensional transient problems – Explicit and implicit 2 hours 11 RADIATION Basic ideas, spectrum, basic definitions 1 hour 12 Laws of radiation, black body radiation, Planck’s law, Stefan Boltzman law, Wien’s Displacement law, Lambert cosine law 1 hour 13 Radiation exchange between black surfaces, shape factor 3 hours 14 Radiation exchange between gray surfaces – Radiosity-Irradiation method Parallel plates 2 hours 15 Enclosures (non-participating gas) 1 hour 16 Gas radiation 1 hour 17 FORCED CONVECTION Concepts of fluid mechanics 1 hour 18 Differential equation of heat convection 1 hour 19 Laminar flow heat transfer in circular pipe – constant heat flux and constant wall temperature, thermal entrance region, Turbulent flow heat transfer in circular pipe, pipes of other cross sections 2 hours 20 Heat transfer in laminar flow and turbulent flow over a flat plate, Reynolds analogy 1 hour 21 Flow across a cylinder and sphere, flow across banks of tubes, impinging jets 1 hour 22 NATURAL CONVECTION Introduction, governing equations,Vertical plate – Pohlhausen solution, horizontal cylinder, horizontal plate, enclosed spaces 3 hours 23 HEAT EXCHANGERS Types of heat exchangers, LMTD approach – parallel, counter-flow, multi-pass and cross flow heat exchanger, NTU approach – parallel, counterflow, shell and tube, cross flow heat exchanger 4 hours 24 Condensation and Boiling Dimensionless parameters, boiling modes, correlations, Forced convection boiling, laminar film condensation on a vertical plate, turbulent film condensation 2 hours 25 Mass Transfer Analogy between heat and mass transfer, mass diffusion, Fick’s law of diffusion, boundary conditions, steady mass diffusion through a wall, transient mass diffusion, mass convection, limitations of heat and mass transfer analogy. 3 hours Total number of hours 42