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Course Detail

Course Name Heat Power Engineering
Course Code 15MEC303
Program B. Tech. in Mechanical Engineering
Semester Five
Year Taught 2019


Unit 1

Combined first law and second law of open systems, reversible steady flow work, available energy, irreversibility, exergy and second law efficiency.

Vapour power cycles: Simple Rankine Cycle, reheat cycle, regenerative cycles

Steam nozzles: Steam flow through nozzles. Nozzle efficiency. Supersaturated or metastable expansion of steam in a nozzle. General relationship between area, velocity and pressure in nozzle flow.

Steam turbines: Impulse and Reactions turbine, compounding principles.

Unit 2

Internal combustion engines: Stoichiometry, enthalpy of formation and enthalpy of combustion, adiabatic flame temperature, Otto and Diesel cycles. Spark ignition engines and compression ignition engines. Indicator diagrams. Combustion phenomenon in S.I & C.I. engines. Diesel knock. Octane and Cetane number, Supercharging, Testing and performance of IC engines.

Air compressors: Design of reciprocating compressors. Effect of clearance and volumetric efficiency. Adiabatic, isothermal and mechanical efficiencies. Multistage compressor. Optimum intermediate pressure.

Unit 3

Gas turbines: Gas turbine cycles. Methods to improve efficiency of gas turbines. Jet propulsion.

Refrigeration systems: Air refrigeration systems. Vapour compression system. Vapour absorption system. Refrigerants.

Air conditioning systems: Psychrometry, Air-conditioning equipment, components and control, cooling load calculations.

Text Books

  1. Cengel, Y. A. and Boles M. A. – ‘Thermodynamics and Engineering Approach’ – Tata McGraw Hill, 2014 – 8th Edition
  2. Kurt C. Rolle – ‘Thermodynamics and Heat Power’ – Merril Publishing Company, A.I.T.B.S. Publishers and Distributors, Delhi – 2001


  • Sonntag R. E., Borgnakke C. and Van Wylen, G. – ‘Fundamentals of Thermodynamics’, John Wiley and Sons – 2004
  • Rajput R. K.. – ‘Thermal Engineering’ – Laxmi Publications (P) Ltd., New Delhi – 2013 – 9th Edition
  • Pandya and Shah – ‘Heat Engines’ – Charotar Book Distributors – 2005 – 10th Edition

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