Fundamentals of Turbomachines — Summer 2025

Define Rotor and Stator.

What do you mean by Turbo machines?

Difference between Turbomachines and Positive displacement machines.

Define Fan and Blowers.

Draw an inward flow radial turbine stage.

Draw a velocity triangle for a two stage velocity compounded impulse turbine with maximum utilization factor.

Explain with appropriate graph of Zero degree reaction stage for axial turbine.

Write an equation of work for axial turbine stage.

Define choking and explain shortly.

Explain DOR for axial flow compressor stage.

What is off design operation for axial compressor?

Define surging and explain shortly.

Draw and explain H-Sdiagram for flow through an axial compressor stage.

Write an equation of Blade loading co-efficient for axial compressor.

Write an equation of stage efficiency for centrifugal compressor.

Draw performance characteristics of different types of centrifugal compressor. Explain

Draw a curve of Losses in the rotor of an IFR turbine stage.

Explain DOR for centrifugal compressor stage.

Draw and explain H-Sdiagram for flow through a centrifugal compressor stage.

Discuss on Losses in rotating component.

Write an equation of Spouting Velocity.

Write a note on Turbine Blade Cooling techniques.

Difference between Axial and Radial Turbine.

Explain with appropriate equation Cantilever Blade IFR Turbine.

Explain General matching procedure of jet engines.