Heat Transfer Syllabus-SE class (2019 Pat.)-SPPU

 CHEMICAL ENGINEERING DEPARTMENT

Academic Year: 2024-25                                                                 Semester-II

Subject: Heat Transfer (209348)                                                                    Class: SE (2019 Pat.)

Syllabus

Unit I : Basics concepts of Heat Transfer and Heat conduction (07 h)

The relation of heat transfer with thermodynamics, Modes of heat transfer, Thermal conductivity, thermal insulation, units and dimensions. General differential equation of conduction, Steady state heat conduction through a plane slab, composite slab, hollow cylinder, composite cylinder and hollow sphere. Contact resistance, heat transfer between surfaces and surrounding, critical thickness of insulation. Heat transfer through extended surfaces of uniform cross section. Introduction to transient/unsteady state heat conduction.

Unit II: Convection without Phase Change: (07 h)

Natural and forced convection, principal heat balance equation in laminar flow Empirical equations for convection heat transfer in turbulent flow through tubes, through annulus and over a flat plate. Dimensional analysis, dimensional groups used in heat transfer

Unit III: Convection with Phase Change: (07 h)

Condensation: Modes and features, Nusselt’s equation, condensation on vertical and horizontal plate Boiling: Pool boiling of saturated liquid, types of boiling, concept of critical heat flux.

Unit IV: Radiation: (07 h)

Thermal radiation, black body radiation, properties of radiation, laws of radiation. The radiation shape factor, various cases of radiation between two surfaces, radiation shields

Unit V: Heat Exchangers: (07 h)

Basic types of heat exchangers, overall heat transfer coefficient, fouling factor. Double pipe heat exchanger design by LMTD and effectiveness-NTU methods calculations of overall heat transfer coefficient and area), Shell and tube heat exchangers

Unit VI: Evaporation: (07 h)

Introduction, types of evaporators, material and energy balance, boiling point elevation, capacity and economy, multiple effect evaporators

Reference Books: 

1. J P Holman, “Heat Transfer” 9th edition, Tata McGraw Hill Publications, New Delhi (2004)

2. K. A. Gavhane, “Heat Transfer”, Nirali Prakashan, Educational Publishers, (2005)

3. D. Q. Kern, “Process Heat Transfer”, 11th ed., Tata McGraw Hill Publication, New Delhi 

4. Bird R.B., Stewart W.E., Lightfoot E.N. “Transport phenomena” 2ed., Wiley Publications, (2002)

5. Yunus A. Cengel “Heat and Mass Transfer” 3rd ed., Tata McGraw Hill Publications, New Delhi (2007)