Heat And Mass Transfer  HMT
Created by J Aatish Rao, Last Updated 01Mar2021, Language:English
Heat And Mass Transfer  HMT
Fundamentals of heat transfer with comprehensive derivation and examples
Created by J Aatish Rao, Last Updated 01Mar2021, Language:English
What Will I Get ?
 Modes of heat transfer and Governing laws of heat transfer
 Thermal conductivity, Heat conduction in gases
 Interpretation Of Fourier's law, Electrical analogy of heat transfer, Critical radius of insulation
 Heat generation in a slab and cylinder, Fins, Unsteady/Transient conduction
 Forced convection heat transfer, Reynold’s Number, Prandtl Number, Nusselt Number
 Incompressible flow over flat surface, HBL, TBL, Forced convection in flow through pipes and ducts, Free/Natural convection
 Types of heat exchangers, First law of thermodynamics, Classification of heat exchangers
 LMTD for parallel and counter flow HE, NTU, Fouling factor.
 Absorbtivity, Reflectivity, Transmitivity, Laws of thermal radiation, Shape factor, Radiation heat exchange
Requirements
 Must have a sound knowledge of differentiation and integration.
 Preliminary idea of electrical analogy like current, potential difference, resistance.
 Thermodynamic processes as such adiabatic, constant pressure and isothermal
 The most important trait  "A kin and curious mind"
Description
Learn about Conduction, Convection, Radiation and Heat exchangers in a most comprehensive and interactive way. Derivations of formulas, concepts, Numerical, examples are inculcated in the course with advance applications. The course aims at covering all the topics and concepts of HMT as per academics of students. Following are the topics (in detail) that will be covered in the course.
Conduction
Thermal conductivity, Heat conduction in gases, Interpretation Of Fourier's law, Electrical analogy of heat transfer, Critical radius of insulation, Heat generation in a slab and cylinder, Fins, Unsteady/Transient conduction.
Convection
Forced convection heat transfer, Reynold’s Number, Prandtl Number, Nusselt Number, Incompressible flow over flat surface, HBL, TBL, Forced convection in flow through pipes and ducts, Free/Natural convection.
Heat Exchangers
Types of heat exchangers, First law of thermodynamics, Classification of heat exchangers, LMTD for parallel and counter flow, NTU, Fouling factor.
Radiation
Absorbtivity, Reflectivity, Transmitivity, Laws of thermal radiation, Shape factor, Radiation heat exchange
Course Content

Introduction
2 Lectures 00:26:49
Modes of heat transfer
Preview00:15:15 
Governing laws of heat transfer
00:11:34


Conduction
17 Lectures 01:52:47
Thermal conductivity
Preview00:04:22 
Interpretation Of Fourier's law
Preview00:06:24 
Electrical analogy of heat transfer
00:05:04 
Conduction heat transfer through composite slab
00:07:08 
Conductionconvection heat transfer through composite slab
00:09:10 
Radial conduction through hollow cylinder
00:06:16 
Radial conduction through composite cylinder
00:03:16 
Radial conductionconvection heat transfer through composite cylinder
00:07:17 
Critical radius of insulation
00:09:19 
Radial conduction through hollow sphere.
00:04:11 
Derivation of generalized heat conduction equation
00:08:06 
Heat generation in a slab
00:09:47 
Heat generation in a cylinder
00:07:44 
What are Fins ?
00:02:19 
Analysis of rectangular fins
00:13:10 
Fin efficiency and effectiveness
00:03:18 
Unsteady/Transient conduction
00:05:56


Convection
10 Lectures 00:46:34
Convection heat transfer
Preview00:03:48 
Forced convection heat transfer
00:10:28 
Physical significance of Reynolds Number in forced convection heat transfer
00:02:58 
In compressible flow over flat surface
00:04:22 
Physical significance of Nu and Pr in forced convection heat transfer
00:05:46 
Thermal boundary layer  TBL
00:03:13 
Energy balance for differential control volume of TBL
00:02:34 
Momentum equation of HBL & energy equation of TBL
00:07:15 
Forced convection in flow through pipes and ducts
00:03:59 
Free/Natural convection
00:02:11


Heat Exchangers
9 Lectures 00:38:30
Types of heat exchangers
Preview00:03:43 
First law of thermodynamics
00:09:56 
Classification of heat exchangers
00:04:35 
MTD (Mean Temperature Difference)
00:02:49 
LMTD Logarithmic Mean Temperature Difference (Parallel flow)
00:05:25 
LMTD Logarithmic Mean Temperature Difference (Counter flow)
00:02:42 
Some special cases
00:03:21 
Effectiveness of heat exchanger
00:02:26 
NTU and Fouling factor
00:03:33


Radiation
5 Lectures 00:26:42
What is radiation
Preview00:08:43 
Absorbtivity, Reflectivity, Transmitivity
00:05:48 
Laws of thermal radiation
00:03:20 
Shape factor
00:05:18 
Radiation heat exchange
00:03:33
