Using the Timoshenko beam theory and applying Hamilton׳ s principle, the present study
establishes bending–bending vibrations of an axially loaded twisted beam with locally …

Two sets of lateral vibration equations for a spinning axially loaded twisted Timoshenko
beam have been studied. The compressed axial load is assumed to be normal to the shear …

This paper details study of the antisymmetric response to the symmetric sinusoidal excitation
of a clamped–clamped buckled beam. The autoparametric responses of the antisymmetric …

The objective of this paper is to determine dynamic instability areas of moderately thick
beams and frames. The effect of moderate thickness on resonance frequencies is …

Parametric instability problem of a rotating shaft subjected to a periodically varying axial
force has been studied by using a numerical simulation method—discrete singular …

The paper contains a parametric analysis of tensegrity structures subjected to periodic
loads. The analysis focuses on determining the main region of dynamic instability. When …

The parametric instability of twisted Timoshenko beams with localized damage under an
axial pulsating force is studied. The bending vibration equations of motion in the twisted …

In the present work, the vibration and dynamic stability of functionally graded ordinary (FGO)
pre-twisted cantilever Timoshenko beam has been investigated. Finite element shape …

The parametric instability on lateral bending vibrations of a spinning pretwisted beam under
compressive axial pulsating forces is investigated. Equations of motion of the twisted beam …

Magnetic load can cause excessive noise and vibration or even parametric instability,
damaging permanent magnet (PM) motors on a permanent basis. This work investigates the …