MEC4428

Dynamics of structures and machines

L L Koss

6 points · 22 lecture hours, 8 tutorials and 14 laboratory hours · First or second semester · Clayton · Prerequisites: MEC3406 · Prohibition: MEC4438

Objectives To develop skills in analysing, modelling and solving industrial structural and machine dynamics problems and an understanding of the use of finite element analysis, frequency analysers, modal analysis packages and vibration shaker techniques.

Synopsis Lagrangial methods of analysis, generalised forces, modal mass, stiffness and damping. Moving loads on structures. Constrained load synthesis. Equations of motion for rectangular plates, solution techniques and beam function approaches. Use of frequency parameters for engineering solutions. FEA of plates and numerical methods for solution to transient problems. Modal analysis of structures employing FFT analysers and modal analysis software. Machine condition monitoring from vibration analysis.

Assessment Examinations: 70% · Assignment, laboratory and tutorials: 30%.

Recommended texts

Thomson W T Theory of vibration with applications 3rd edn, Allen and Unwin, 1988
Rao S S Mechanical vibrations 3rd edn Addison-Wesley 1995

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