Unit 1 Introduction, Basic Concepts

4 lecture hours

• Thermodynamic system and control volume
• Microscopic and macroscopic point of view
• thermodynamic properties
• state of a substance
• process and cycle
• Thermodynamic equilibrium
• Concept of Continuum
• Quasi-static process
• The Zeroth Law of Thermodynamics
• Temperature scales

Unit 2 First law of Thermodynamics

20 lecture hours

• First law for a closed system undergoing a cycle and change of state
• first law of thermodynamics for steady flow process
• steady flow energy equation applied to nozzle
• heat exchanger and throttling process
• filling and emptying process Second law of thermodynamics: Limitations of first law of thermodynamics
• Kelvin-Planck and Clausius statements and their equivalence
• causes of irreversibility
• Carnot theorem
• corollary of Carnot theorem
• thermodynamic temperature scale Entropy: Clausius theorem
• property of entropy
• inequality of Clausius
• entropy change in an irreversible process
• principle of increase of entropy
• entropy change for non-flow and flow processes

Unit 3 Vapor Power cycles

• Carnot vapor cycle
• Rankine cycle
• comparison of Carnot and Rankine cycle
• calculation of cycle efficiencies
• variables affecting efficiency of Rankine cycle
• reheat cycle
• regenerative cycle
• reheat-regenerative cycle
• feed water heaters Gas Power cycles: Recapitulation of Carnot
• Otto and Diesel cycle
• Dual cycle
• Comparison of Otto
• Diesel and Dual cycles
• air standard efficiency
• mean effective pressure
• brake thermal efficiency
• relative efficiency
• Simple Brayton cycle
• open and closed cycle
• gas turbine fuels
• actual Brayton cycle
• optimum pressure ratio for maximum thermal efficiency
• work ratio
• air rate
• effect of operating variables on the thermal efficiency and work ratio and air rate
• combined steam and gas turbine plant 26 Subject Code: 3132504 w.e.f
• AY 2018-19 * This topic should be covered during laboratory sessions