Introduction : Classification of fluid machines.
Rotodynamic machines: Basic equation of energy transfer, definition of impulse and reaction machines, principle of similarity and
dimensional analysis in rotodynamic machines, concept of specific speed.
Pelton wheel, analysis of force and power generation in a Pelton wheel, governing of Pelton wheel. Francis turbine, velocity triangles
and analysis of force, power and efficiency, net head across Francis turbine, draft tubes. Kaplan turbines. Characteristics of reaction
turbines. Comparison of specific speeds of hydraulic turbines.
Pumps : Classification of pumps. Centrifugal pump, pumping system and net head developed by a pump, manometric efficiency, losses
in centrifugal pumps, head-discharge and power-discharge characteristics of a centrifugal pump. Axial flow pump. Matching of pump
and system characteristics, pumps in series and parallel.
Reciprocating Machines : Reciprocating pump, head-discharge characteristics, rate of delivery. Multi-cylinder pumps. Air vessels. Gear
pump.
Air compressors : Centrifugal compressor, principle of operation, velocity triangles, stagnation pressure and temperature rise. Axial
flow compressor, cascade flow and nomenclature, velocity triangles, degree of reaction, stalling and surging of compressor. Fans and
Blowers. Testing and characteristics of Fluid Machinery.