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Overview
Engineering (CCE) : Aircraft/helicopter engines architecture (compressor, turbine, combustion chamber). General equations of motion in rotordynamics (basic assumptions and parametrization). Shaft (simplifying assumptions and rotating beams), supporting devices (journal and roller bearings). Finite element discretization, structural matrices (mass, stiffness, gyroscopic terms, damping). Modal analysis 鈥� eigenfrequencies and modes of vibration, Campbell diagrams, critical rotational velocities. Rotor imbalances, forced responses, frequency domain analysis. Bladed disk assemblies, mistuning and cyclic symmetry.
Terms: Summer 2015
Instructors: Legrand, Mathias (Summer)
15 hours of classroom instruction, 9 hours of additional work (project).