... of the plucking phenomenon has relied on numerical integration methods. In this work, a semi-analytical method is developed to investigate the stability and bifurcation behaviors of rotary magnetic plucking, which integrates a second-order perturbation technique and discrete Fourier transform. Analysis through...

... with the time simulation results. The stability is checked with Floquet theory and bifurcation diagrams from Poincare sections. The model is fully capable of generating the tooth geometries, mesh stiffnesses, and gear train dynamics without reliance on any package programs. Hence, the model provides flexibility...

..., and stability of the system. The results reveal that the vibration and instability of the spinning shaft are strongly dependent on the unbalanced load and material gradient. Figure 1 shows a pinned–pinned spinning exponentially functionally graded shaft with whirl motion. As seen, the dynamic model...

... is unlimited. 30 03 2022 14 10 2022 15 10 2022 05 01 2023 aeroelasticity flow-induced noise and vibration modal analysis nonlinear vibration stability structural dynamics and control vibration control Despite more than half a century of research concerning flutter...

..., the nonlinear rotor dynamics of vertical rotating machines with journal sliding bearings are investigated and evaluated by theoretical and numerical analyses and experiments of a simple vertical rotating shaft. As a result, some new destabilization and stabilization phenomena are found in the vertical shaft...

...Susheelkumar C. Subramanian; Sangram Redkar In this work, the asymptotic stability bounds are identified for a class of linear quasi-periodic dynamical systems with stochastic parametric excitations and nonlinear perturbations. The application of a Lyapunov–Perron (L-P) transformation converts...

...Arion Pons This technical note is concerned with aeroelastic flutter problems: the analysis of aeroelastic systems undergoing airspeed-dependent dynamic instability. Existing continuation methods for parametric stability analysis are based on marching along an airspeed parameter until the flutter...

...Enora Denimal; Jean-Jacques Sinou; Samuel Nacivet This study focuses on the prediction of the stability behavior of an industrial automotive brake system under structural and environmental uncertainties. Uncertainties are modeled with a random distribution or an interval and are propagated...

... and A coustics . 07 10 2020 06 04 2021 07 04 2021 04 05 2021 time-varying optimal control active vibration control moving mass state estimation active vibration and noise control mechatronics and electro-mechanical systems smart materials and structures stability structural...

... of ASME for publication in the J ournal of V ibration and A coustics . 13 07 2020 17 03 2021 18 03 2021 22 04 2021 cable-harnessed structures plate theory homogenization method vibrations natural frequencies dynamics modal analysis stability structural dynamics...

... the eigenvalue loci), and the system is stabilized. Email: hugohm@fem.unicamp.br Email: simionatto@fem.unicamp.br Email: milton@fem.unicamp.br Contributed by the Noise Control and Acoustics Division of ASME for publication in the J ournal of V ibration and A coustics . 05 10 2020...

... of V ibration and A coustics . 22 12 2020 08 03 2021 08 03 2021 02 04 2021 dynamics mechatronics and electro-mechanical systems nonlinear vibration stability vibration control For time-periodic systems, analytical techniques such as perturbation [ 4...

... is regarded as a breakthrough for future mobility. However, its practical implementation requires the solution of key shortcomings. Among these, the stability of the electrodynamic levitation system remains partially unexplored. The state of the art presents numerous attempts to attain stable behavior...

...Yudai Kunori; Tsuyoshi Inoue; Kenjiro Miyake In turbomachinery, the rotor dynamic (RD) fluid force generated in a fluid element, by the interaction between the shaft behavior and the fluid flow, is one of the causes of the shaft behavior and has a great influence on the stability...

... be true for stability. To obtain the upper bound on N x , the maximum value of cable tension must be calculated to ensure the stability of the system. To calculate the maximum value of cable tension, we consider two types of cable attachment patterns: (a) cables attached perpendicular...

...Fatemeh Afzali; Gizem D. Acar; Brian F. Feeny The Floquet theory has been classically used to study the stability characteristics of linear dynamic systems with periodic coefficients and is commonly applied to Mathieu’s equation, which has parametric stiffness. The focus of this article is to study...

..., and stability of such a bi-gyroscopic system have been studied by the standard eigenvalue problems. The bifurcation series of frequencies and corresponding modal motions have been presented to show the gyroscopically coupled motions. The complex modes of the proposed bi-gyroscopic systems, such as whirling...

...-varying mesh stiffness backlash non-uniform wear bifurcation dynamics nonlinear vibration rotor dynamics stability Gear transmission systems are one of the most important and common transmission forms due to their several advantages, such as compact structure, durability, efficiency...

... piezoelectric patches used with the brake pads can provide a unique characteristic, namely, being able to convert the mechanical energy of squealing brakes into electrical energy. This energy can be dispersed throughout an electrical network, fostering greater stability and damping risk factors of the brake...

... by the damping capacity of the most weakly friction-damped mode. These results are of high technical relevance, as the prevailing practice is to analyze only periodic limit states and argue the stability solely by the slope of the damping-amplitude curve. Our results demonstrate that this practice leads...