Engineering Thermodynamics
Engineering Thermodynamics
Subject(s): Engineering
ISBN 9789394828469
 Publication Date
  Pages 484

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Thermodynamics is a branch of science that deals with energy and its transformation. This book introduces reader to the basic principles of thermodynamics required to be learnt at the undergraduate engineering level. Clear in its presentation, the book would also be a useful reference for students aspiring to write UPSC, TNPSC and GATE exams.

Cover
Title Page
Copyright Page
Dedication
Contents
Preface
Chapter 1 Basic Concepts of Thermodynamics
Introduction
Basic Concepts of Thermodynamics
Macroscopic and Microscopic Approach
Concept of Continuum
Thermodynamic Systems
Properties of a System
State of a System
Thermodynamic Equilibrium
Types of Equilibrium
Thermodynamic Process ’
Types of Processes
Process Diagram
Thermodynamic Cycle
Quasi-Equilibrium Process
Dimensions and Units
Density
Specific Gravity
Specific Volume
Pressure
Temperature
Point Functions and Path Functions
Total Energy of a System
Stationary Systems ,
Solved Problems 1
Review Questions 1
Exercise
Chapter 2 Energy Transfer
Introduction
Heat Transfer
Work
Similarities Between Heat Transfer and Work Boundary Work (or) P dv Work
Work-A Path Function
Boundary Work Done During the Non-flow Quasi-Equilibrium Processes
Other Quasi - Static Forms of Work
Gravitational Work
Accelerational Work
Shaft Work
Spring Work
Solved Problems ,
Review Questions
Exercise
Chapter 3 First Law of Thermodynamics - Closed System
Introduction
Theoretical Explanation
The First Law for a Cycle
Perpetual Motion Machine of the First Kind
Problem Solving Techniques
Specific Heats
Specific Heat at Constant Volume Cv>
Enthalpy
Specific Heat at Constant Pressure Cv
Heat Transferred AU and AH during the Non-Flow Quasi-Equilibrium Processes
Constant Volume Process
Constant Pressure Process
Isothermal Process
Polytropic Process
Adiabatic Process
Solved Problems
Review Questions
Exercise
Chapter 4 The First Law for a Control Volume
Introduction
Steady Flow Process
Flow Work
Total Energy of a Flowing Fluid
Conservation of Mass
Conservation of Energy
Some Steady Flow Engineering Devices
Nozzles and Diffusers
Turbines and Compressors
Throttling Devices
Heat Exchangers
Pipe and Duct Flow ;
Unsteady Flow Processes
Conservation of Mass
Conservation of Energy
Uniform Flow Processes
Solved Problems
Review Questions
Exercise
Chapter 5 The Second Law of Thermodynamics
Introduction
Thermal Energy Reservoirs
Heat Engines
Thermal Efficiency
The Second Law of Thermodynamics-Kelvin-Planck Statement
The Second Law of Thermodynamics-Clausius Statement
Refrigerators and Heat Pumps
Refrigerators
Heat Pumps
Equivalence of the Two Statements of the Second Law
Reversible and Irreversible Process
Irreversibilities
The Carnot Cycle
The P-V Diagram
The Reversed Carnot Cycle
The Carnot Principles
The Absolute Thermodynamic Temperature Scale
The Carnot Heat Engine
The Carnot Refrigerator and Heat Pump
Solved Problems
Review Questions
Exercise
Chapter 6 Entropy
Introduction
The Clausius Inequality
Entropy
Comparison of Energy and Entropy
The Increase of Entropy Principle
The Increase of Entropy Principle-Closed Systems
The Increase of Entropy Principle-Control Volumes
Causes of Entropy Change
Third Law of Thermodynamics
Unattainability of Absolute Zero
Entropy Change for a Reversible Isothermal Process
The T - S Diagram
The TdS Relations
The Entropy Change of Ideal Gases
The Isentropic Relations of Ideal Gases
The Polytropic Relations of Ideal Gases
Reversible Steady Flow Work
Steady Flow Work During Reversible Steady Flow Processes
Constant Volume Process
Constant Pressure Process
Isothermal (or) Hyperbolic (or) PV = C Process
Polytropic (or) PVn=C Process
Adiabatic (or) PVr= C Process
Reversible Work is Greater than the Actual Work
Solved Problems
Review Questions 1
Exercise
Chapter 7 Exergy and Anergy
Introduction
The Quality of Energy
Availability
Rreversible Work and Irreversibility
Availability and Irreversibility for a Closed System
Closed System Availability
Heat Transfer with Other Bodies
Availability and Irreversibility for a Control Volume ,
Control Volume Availability
Heat Transfer with Other Bodies
Availability Transfer with Heat and Work Interactions
Second - Law Efficiency
The Helmholtz Function
The Gibbs Function
Solved Problems
Review Questions
Exercise
Chapter 8 Properties of Pure Substances
Introduction
Phases and Phase - Change Processes of a Substance
Saturation Temperature and Saturation Pressure ’
Property Diagrams of Pure Substances
P-n Diagram
T-n Diagram
P-T Diagram ,
P-n -T Surface
T-s Diagram
h-s Diagram
Property Tables
Saturated Liquid and Saturated Vapour 21
Saturated Liquid-Vapour Mixture
Superheated Vapour
Compressed Liquid
Processes of Vapour
Constant Pressure Process
Constant Volume Process
Constant Temperature (or) Isothermal Process
Hyperbolic Process
Reversible Adiabatic (or) Isentropic Process
Reversible Polytropic Process
Throttling Process
Separating and Throttling Calorimeter
Solved Problems :
Review Questions
Exercise
Chapter 9 Vapour and Combined Power Cycles
Introduction
The Carnot Vapour Cycle
Rankine Cycle
Energy Analysis
Actual Rankine Cycle
Ways to Increase the Thermal Efficiency of the Simple Ideal Rankine Cycle
Performance Criteria for Vapour Power Cycles
The Ideal Rankine Reheat Cycle
The Ideal Regenerative Rankine Cycle
Open Feedwater Heaters
Closed Feedwater Heaters
Comparison Between Open and Closed Feedwater Heaters
Two Stage Regenerative Cycle
Reheat-Regenerative Cycle
Second Law Analysis of Vapour Power Cycles
Binary Vapour Cycles
Energy Analysis
Efficiency of the Combined Cycle
Combined Gas - Vapour Power Cycles ,
Cogeneration
Solved Problems
Review Questions
Exercise
Chapter 10 Thermodynamic Property Relations
Introduction
Derivatives
Partial Differentials
Partial Differential Relations „
Maxwell Relations
First T ds Relation
Second T ds Relation
Clapeyron Equation
Joule-Thomoson Coefficient
Solved Problems
Review Questions
Exercise
Chapter 11 Gas Laws
Introduction
Prominent Gas Laws
Boyle’s Law
Charle’s Law
Gay-Lussac’s Law
Avogadro’s Law
Graham’s Law of Diffusion
Kinetic Theory of Gases
Velocities of Gaseous Molecules
Average Velocity (ç )
Most Probable Velocity (C )
Root Mean Square Velocity (C)
Ideal Gas Equation of State
Ideal Gas
Deviation from Ideal Gas Behaviour
Van der Waals Equation of State :
Compressibility Factor
Solved Problems
Review Questions
Exercise
Chapter 12 Non-reacting Ideal Gas Mixtures
Mass and Mole Fractions
Molar Mass
P- v -T Relationships for Ideal Gas Mixtures
Properties of Ideal Gas Mixtures
Solved Problems
Review Questions
Exercise
Chapter 13 Psychrometrics
Introduction
Dry and Atmospheric Air
Specific and Relative Humidity of Air
Enthalpy of Air
Dry Bulb Temperature
Dew Point Temperature
Adiabatic Saturation and Wet Bulb Temperatures
Conservation of Mass
Degree of Saturation
Psychrometer
The Psychrometric Chart
Air Conditioning Processes
Wet Cooling Towers
Solved Problems
Review Questions
Exercise
Appendix
Index
List of charts Following page 462

Dr A Valan Arasu is a Associate Professor, Department of Mechanical Engineering, Thiagarajar College of Engineering, Madurai. He has over 14 years of experience as a teacher of Thermodynamics and Thermal Engineering. He is a life member of ISTE and a member of SAEINDIA. He has published numerous technical papers in referred international journals and conferences and has also carried out DST, AICTE and TNSCST sponsored research projects. He is listed in Marquis Who's Who in the World 2009. He has authored two books Turbo Machines and Thermodynamics.

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