Engineering thermodynamics , full notes, E-Book, All units
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UNIT- I: BASIC CONCEPT AND FIRST LAW
Basic concepts - concept of continuum, macroscopic approach, thermodynamic systems -
closed, open and isolated. Property, state, path and process, quasi-static process, work, modes
of work, Zeroth law of thermodynamics – concept of temperature and heat. Concept of ideal and
real gases. First law of thermodynamics – application to closed and open systems, internal
energy, specific heat capacities, enthalpy, steady flow process with reference to various thermal
UNIT-II: SECOND LAW, ENTROPY AND AVAILABILITY
Second law of thermodynamics – Kelvin’s and Clausius statements of second law. Reversibility
and irreversibility. Carnot cycle, reversed carnot cycle, efficiency, COP. Thermodynamic
temperature scale, Clausius inequality, concept of entropy, entropy of ideal gas, principle of
increase of entropy – Carnot theorem, absolute entropy, availability.
UNIT-III. PROPERTIES OF PURE SUBSTANCE AND STEAM POWER CYCLE
Properties of pure substances – Thermodynamic properties of pure substances in solid, liquid
and vapour phases, phase rule, P-V, P-T, T-V, T-S, H-S diagrams, PVT surfaces,
thermodynamic properties of steam. Calculations of work done and heat transfer in non-flow and
flow processes. Standard Rankine cycle, Reheat and regenerative cycle.
UNIT-IV IDEAL & REAL GASES AND THERMO DYNAMIC RELATIONS
Gas mixtures – Properties of ideal and real gases, equation of state, Avagadro’s law, Vander
Waal’s equation of states, compressibility, compressibility chart. Dalton’s law of partial pressure,
Exact differentials, T-D, relations, Maxwell relations, Clausius Clapeyron equations, Joule
Psychrometry and psychrometric charts, property calculations of air vapour mixtures.
Psychrometric process – Sensible heat exchange processes. Latent heat exchange processes.
Adiabatic mixing, evaporative cooling, problems.