Category Archive: Structural Dynamics

Pre-stress effects in structural dynamics

Objective: methodology for including pre-stress effects on structural dynamics. Loads: dynamic excitation + static preload Solution type: Modal frequency response, Transient frequency response A systematic approach for including prestress effects in time and… Continue reading

Estimating damping values using half power method

Python scripting for calculating damping values using the half power method

Blade vibration mode shapes and frequencies

      Intro This is a small case study regarding the vibration mode shapes and frequencies of a centrifugal compressor blade. For further information regarding this case see the following document:  BladeVibration.pdf  … Continue reading

Modal Analysis-Aircraft wing

  Intro Naca 64-012A profile was used. Surface of wing was reconstructed using spline fitting to the airfoil section points. Chord is 1 meter, span is 5 meter and thickness is 0.01m. One… Continue reading

Modeling Wind Turbine Towers and Modal Analysis Assessment

General This is a master thesis project which demonstrates the implementation of a design tool for onshore wind turbine towers. The master thesis is performed in collaboration with the Fraunhofer Institute for Wind Energy and Energy… Continue reading