Syllabus Turbomachinery [402043] Credits Examination Scheme Theory 2 In-Semester - Term Work 1 End-Semester 50 Marks Term Work 25 Marks Oral 25 Marks Unit 1 Impact of Jet and Hydraulic Turbines Introduction and Impact of Jet : Introduction to Turbomachines (Hydraulic & Thermal), Classification of Turbo machines, Applications of Turbomachines. Impulse momentum principle and its application to fixed and moving flat, inclined, and curved plate/vanes. Velocity triangles and their analysis, work done equations, vane efficiency (No numerical). Hydraulic Turbines : Introduction to Hydro power plant, Classification of Hydraulic Turbines, Concept of Impulse and Reaction Turbines. Construction, Principle of Working, design aspects, velocity diagrams and its analysis of Pelton wheel, Francis, and Kaplan turbines, Degree of reaction, Draft tube : types and efficiencies, governing of hydraulic turbines, Cavitation in turbines. (Chapters - 1, 2, 3) Unit 2 Steam Turbines Steam Nozzle : Equations for velocity and mass flow rate (No derivation, no numerical). Steam Turbines : Construction and working of Impulse and Reaction steam turbine, velocity diagram, work done efficiencies, Multi-staging, compounding, Degree of reaction, losses in steam turbine, governing of steam turbines. (Chapter - 4) Unit 3 Centrifugal Pumps Introduction & classification of rotodynamic Pumps, Main Components of Centrifugal Pump, Construction and Working of Centrifugal Pump, Types of heads, Velocity triangles and their analysis, Effect of outlet blade angle, Work done and Efficiency, Series and parallel operation of pumps, Priming of pumps, specific speed. (Chapter - 5) Unit 4 Rotary Compressors Centrifugal Compressors : Classification of Centrifugal Compressor, construction and working, velocity diagram, flow process on T-S Diagram, Euler’s work, actual work input, various losses in Centrifugal Compressor. Axial flow compressors : Construction and working, stage velocity triangle and it’s analysis, enthalpy entropy diagram, stage losses and various efficiencies of axial flow compressors, [No numerical].(Chapters - 6, 7)
