Course Content (Syllabus)
Introduction to turbomachinery, general principles, typical configurations. The turbomachinery and the operation system. Typical characteristics of turbomachines, similarity laws, cooperation of several turbomachines, operation in series or in parallel. The fluid mechanics and thermodynamics of turbomachines, thermodynamic cycles of gas and steam turbines. The relative flow, velocity triangles, Euler’s equation. Aerodynamics of turbomachinery, basic principles of operation, non dimensional numbers, efficiencies, reaction. Axial compressors: design, operation, limiting factors. Blade aerodynamics for axial compressors operating both in sub- and super-sonic regions. Flow phenomena, 3D effects, tip leakage flows.
Radial turbomachinery: Description, velocity triangles, design and operation problems. Axial turbines: Blade design and construction characteristics, 3-D flows. Blade cooling methodology and construction problems. Pumps: Study of the phase change of water under extremely low pressures, cavitation. Operational characteristics analysis of 3-D flow effects, multistage pumps, technical and operational problems. Radial turbines. Theory of design and operation, study of the flow in radial turbine rotors. Water turbines: Fluid mechanics of Pelton, Francis and Caplan turbines. Design and construction, operational characteristics cavitation.
Compressor, Turbine, Axial machines, Centrifugal machines, cavitation, surge