Results 21 to 30 of about 15,838 (264)

The Parameter Design of Nonlinear Energy Sink Installed on the Jacket Pipe by Using the Nonlinear Dynamical Theory

open access: yesApplied Sciences, 2022
The aim of this paper is to investigate the vibration suppression effect of a nonlinear energy sink (NES) on the wind-vortex-induced vibration of deep-water jacket pipes. Based on nonlinear dynamical theories, the coupled dynamic equation of a deep-water
Lianfeng Yang   +4 more
doaj   +1 more source

P-Bifurcation Analysis for a Fractional Damping Stochastic Nonlinear Equation with Gaussian White Noise

open access: yesFractal and Fractional, 2023
This work aims to address the P-bifurcation of a stochastic nonlinear system with fractional damping driven by Gaussian white noise. Based on a stochastic averaging method, a fractional damping stochastic nonlinear equation has been studied. Furthermore,
Yujie Tang   +4 more
doaj   +1 more source

The nonlinear spatial damping rate in QGP [PDF]

open access: yesPhysics Letters B, 1998
11 ...
Jisheng Chen, Jiarong Li
openaire   +2 more sources

Modeling and Simulation of Linear and Nonlinear MEMS Scale Electromagnetic Energy Harvesters for Random Vibration Environments

open access: yesThe Scientific World Journal, 2014
The simulation results for electromagnetic energy harvesters (EMEHs) under broad band stationary Gaussian random excitations indicate the importance of both a high transformation factor and a high mechanical quality factor to achieve favourable mean ...
Farid Khan   +2 more
doaj   +1 more source

Dynamics of Nonlinear Coupled Electrostatic Micromechanical Resonators under Two-Frequency Parametric and External Excitations

open access: yesShock and Vibration, 2010
In this paper, nonlinear dynamics and chaos of electrostatically actuated MEMS resonators under two-frequency parametric and external excitations are investigated analytically and numerically.
Wen-Ming Zhang, Guang Meng, Ke-Xiang Wei
doaj   +1 more source

Nonlinear Damping and Field-aligned Flows of Propagating Shear Alfvén Waves with Braginskii Viscosity

open access: yesThe Astrophysical Journal, 2023
Braginskii magnetohydrodynamics (MHD) provides a more accurate description of many plasma environments than classical MHD since it actively treats the stress tensor using a closure derived from physical principles.
Alexander J. B. Russell
doaj   +1 more source

Nonlinear Oscillations of Magnetization in a Tangentially Magnetized Ferromagnetic Film Resonator

open access: yesИзвестия высших учебных заведений России: Радиоэлектроника, 2020
Introduction. Resonators based on epitaxially grown single-crystal films of yttrium iron garnet are used in various applications of microwave electronics.
R. V. Haponchyk   +2 more
doaj   +1 more source

Strong Attractor of Beam Equation with Structural Damping and Nonlinear Damping [PDF]

open access: yesMathematical Problems in Engineering, 2013
This paper is mainly concerned with the existence of a global strong attractor for the nonlinear extensible beam equation with structural damping and nonlinear external damping. This kind of problem arises from the model of an extensible vibration beam.
Wang, Danxia   +2 more
openaire   +2 more sources

Displacement Transmissibility Characteristics of Harmonically Base Excited Damper Isolators with Mixed Viscous Damping

open access: yesShock and Vibration, 2013
The viscous damping force in the mixed form as fd(x˙)=c1x˙+c2|x˙|x˙ can well describe damping characteristics of isolators and dampers in many cases. In this paper, performance characteristics of single-degree-of-freedom (SDOF) linear-stiffness isolators
Xiaojuan Sun, Jianrun Zhang
doaj   +1 more source

A Study of the Hydrodynamic Performance of a Pitch-type Wave Energy Converter–Rotor

open access: yesEnergies, 2019
The effect of hydrodynamic performance of the wave energy converter (WEC)–rotor based on linear potential flow theory due to nonlinear viscous damping was investigated.
Sunny Kumar Poguluri   +2 more
doaj   +1 more source

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