Course No.

Course Name

L-T-P-Credits

Year of Introduction

ME205

THERMODYNAMICS

3-1-0-4

2016

Prerequisite: nil

Course Objectives:

1.   To understand basic thermodynamic principles and laws

2.   To develop the skills to analyze and design thermodynamic systems

Syllabus

Basic concepts, zeroth law of thermodynamics and thermometry, energy, first law of thermodynamics, second law of thermodynamics, entropy, irreversibility and availability, third law of thermodynamics pure substances, equations of state, properties of gas mixtures, Introduction to ideal binary solutions, general thermodynamic relationships, combustion thermodynamics

Expected outcome: At the end of the course the students will be able to

1.     Understand the laws of thermodynamics and their significance

2.     Apply the principles of thermodynamics for the analysis of thermal systems

Text Books

1.     P.K.Nag, Engineering Thermodynamics, McGraw Hill,2013

2.     E.Rathakrishnan Fundamentals of Engineering Thermodynamics, PHI,2005 References Books:

1       Y. A. Cengel and M. A.Boles,Thermodynamics an Engineering Approach,McGraw Hill, 2011

2        G.VanWylen, R.Sonntag and C.Borgnakke, Fundamentals of Classical Thermodynamics, John Wiley & Sons,2012

3.     Holman J.P, Thermodynamics, McGraw Hill, 2004

4.     M.Achuthan, Engineering Thermodynamics, PHI,2004

Steam Tables/Data book

5.     R.S.Khurmi, Steam table with Mollier chart, S.Chand,2008

Course Plan

Module

Contents

Hours

Sem.

Exam Marks

I

Role of Thermodynamics in Engineering and Science — Applications of

Thermodynamics

Basic Concepts – Macroscopic and Microscopic viewpoints, Concept of Continuum, Thermodynamic System and Control Volume, Surrounding, Boundaries, Types of Systems, Universe, Thermodynamic properties, Process, Cycle, Thermodynamic Equilibrium, Quasi – static Process,  State, Point and Path function. (Review only- self study)

Zeroth Law of Thermodynamics, Measurement of Temperature- Thermometry, reference Points, Temperature Scales, Ideal gas  temperature scale, Comparison of thermometers-Gas Thermometers, Thermocouple, Resistance thermometer

Energy – Work – Pdv work and other types of work transfer, free

expansion work, heat and heat capacity.

7

15%

II

Joule’s Experiment- First law of Thermodynamics – First law applied to Non flow Process- Enthalpy- specific heats- PMM1, First law applied to Flow Process, Mass and Energy balance in simple steady flow process. Applications of SFEE, Transient flow –Filling and Emptying Process. (Problems), Limitations of the First Law.

8

15%

FIRST INTERNAL EXAM

III

Second Law of Thermodynamics, Thermal Reservoir, Heat Engine, Heat pump – Performance factors, Kelvin-Planck and Clausius Statements, Equivalence of two statements, Reversibility, Irreversible  Process,  Causes of Irreversibility, Corollaries of second law, PMM2, Carnot’s theorem and its corollaries, Absolute Thermodynamic Temperature scale. Clausius Inequality, Entropy- Causes of Entropy Change,  Entropy changes in various thermodynamic processes, principle of increase of entropy and its applications, Entropy generation in open and closed system, Entropy and Disorder, Reversible adiabatic process- isentropic

process

10

15%

IV

Available Energy, Availability and Irreversibility- Useful work, Dead state, Availability function, Availability and irreversibility in open and closed systems – Gouy-Stodola theorem , Third law of thermodynamics. Pure Substances, Phase Transformations, Triple point, properties during change of phase, T-v, p-v and p-T diagram of pure substance, p-v-T surface, Saturation pressure and Temperature, T-h and T-s diagrams, h-s diagrams or Mollier Charts, Dryness Fraction, steam tables. Property calculations using steam tables.

10

15%

SECOND INTERNAL EXAM

V

The ideal Gas Equation, Characteristic and Universal Gas constants, Deviations from ideal Gas Model: Equation of state of real substances- Vander Waals Equation of State, Berthelot, Dieterici, and Redlich-Kwong equations of state , Virial Expansion, Compressibility factor, Law of corresponding state, Compressibility charts

Mixtures of ideal Gases – Mole Fraction, Mass fraction, Gravimetric and volumetric Analysis, Dalton’s Law of partial pressure, Amagat’s Laws of additive volumes, Gibbs-Dalton’s law -Equivalent Gas constant and Molecular Weight, Properties of gas mixtures: Internal Energy, Enthalpy, specific heats and Entropy, Introduction to real gas mixtures- Kay’s rule.

*Introduction to ideal binary solutions, Definition of solution, ideal binary solutions and their characteristics, Deviation from ideality, Raoult’s Law, Phase diagram, Lever rule(*in this section numerical problems not )

11

20%

VI

General Thermodynamic Relations – Combined First and Second law equations – Helmholtz and Gibb’s functions – Maxwell’s Relations, Tds Equations. The Clapeyron Equation, equations for internal  energy,  enthalpy and entropy, specific heats, Throttling process, Joule Thomson Coefficient, inversion curve.

#Introduction    to    thermodynamics    of    chemically    reacting    systems,

Combustion, Thermochemistry – Theoretical and Actual combustion processes- Definition and significance of equivalence ratio, enthalpy of formation  ,  enthalpy  of  combustion  and  heating  value  (^#in  this  section

numerical problems not included)

10

20%

END SEMESTER EXAM