Abstract: |
Introduction to Turbomachineries
Axial flow compressors and Fans: Introduction; Aero'Thermodynamics of flow through an Axial flow Compressor stage; Losses in axial flow compressor stage; Losses and Blade performance estimation; Secondary flows (3'D); Tip leakage flow and scrubbing; Simple three dimensional flow analysis;
Radial Equilibrium Equation; Design of compressor blades; 2'D blade section design : Airfoil Data; Axial Flow Track Design; Axial compressor characteristics; Multi'staging of compressor characteristics; Transonic Compressors; Shock Structure Models in Transonic Blades; Transonic Compressor Characteristics; 3'D Blade shapes of Rotors and Stators; Instability in Axial Compressors; Loss of Pressure Rise; Loss of Stability Margin; Noise problem in Axial Compressors and Fans
Axial flow turbines: Introduction; Turbine stage; Turbine Blade 2'D (cascade) analysis Work Done; Degree of Reaction; Losses and Efficiency; Flow Passage; Subsonic, transonic and supersonic turbines, Multi'staging of Turbine; Exit flow conditions; Turbine Cooling; Turbine Blade design Turbine Profiles : Airfoil Data and Profile construction.
Centrifugal Compressors: Introduction; Elements of centrifugal compressor/ fan; Inlet Duct Impeller; Slip factor; Concept of Rothalpy; Modified work done; Incidence and lag angles; Diffuser ; Centrifugal Compressor Characteristics; Surging; Chocking; Rotating stall; Design
Radial Turbine: Introduction; Thermodynamics and Aerodynamics of radial turbines; Radial Turbine Characteristics; Losses and efficiency; Design of radial turbine.
Use of CFD for Turbomachinery analysis and design.
|