Targeted energy transfer of a parallel nonlinear energy sink
Sign Up to like & getrecommendations! Published in 2019 at "Applied Mathematics and Mechanics"
DOI: 10.1007/s10483-019-2477-6
Abstract: A parallel nonlinear energy sink (NES) is proposed and analyzed. The parallel NES is composed of a vibro-impact (VI) NES and a cubic NES. The dynamical equation is given, and the essential analytical investigation is… read more here.
Keywords: targeted energy; energy transfer; energy sink; energy ... See more keywords
Nonlinear vibration and dynamic stability analysis of an axially moving beam with a nonlinear energy sink
Sign Up to like & getrecommendations! Published in 2021 at "Nonlinear Dynamics"
DOI: 10.1007/s11071-021-06389-0
Abstract: This paper investigates the forced vibration and dynamic stability of a simply supported axially moving beam coupled to a nonlinear energy sink with the aim of passive vibration control. The equations of motion of the… read more here.
Keywords: vibration; energy sink; moving beam; beam ... See more keywords
Vortex-induced vibration of a cylinder with nonlinear energy sink (NES) at low Reynolds number
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DOI: 10.1007/s11071-021-06399-y
Abstract: Vortex-induced vibration (VIV) is a fluid structure interaction phenomena that can lead to the fatigue failure of high-rise structures. To study the basic principles and method of VIV suppression for a cylinder structure, a two-dimensional… read more here.
Keywords: induced vibration; cylinder; vibration; vortex induced ... See more keywords
Theoretical and experimental study of an enhanced nonlinear energy sink
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DOI: 10.1007/s11071-021-06553-6
Abstract: Based on theoretical and experimental investigations, this paper proposes a nonlinear energy sink (NES) with piecewise linear springs to enhance vibration suppression effects. A cubic nonlinear oscillator is coupled with a piecewise linear spring to… read more here.
Keywords: theoretical experimental; vibration; energy sink; vibration suppression ... See more keywords
Steady-state response of a viscoelastic beam with asymmetric elastic supports coupled to a lever-type nonlinear energy sink
Sign Up to like & getrecommendations! Published in 2021 at "Nonlinear Dynamics"
DOI: 10.1007/s11071-021-06625-7
Abstract: This work proposes on a novel continuum vibratory absorber that integrates a lever-type nonlinear energy sink (LNES) with asymmetric elastic boundary into viscoelastic Euler–Bernoulli beam condition to attenuate vibration. The steady-state response of the system… read more here.
Keywords: system; response; energy sink; type nonlinear ... See more keywords
Influence of geometric nonlinearity of rectangular plate on vibration reduction performance of nonlinear energy sink
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Mechanical Science and Technology"
DOI: 10.1007/s12206-020-0704-4
Abstract: The differences between the vibration reduction of a NES (nonlinear energy sink) on a nonlinear plate and a linear plate are compared, and the effect of NES on the nonlinear plate is mainly analyzed. The… read more here.
Keywords: nonlinear energy; plate; energy sink; vibration reduction ... See more keywords
An experimentally validated piezoelectric nonlinear energy sink for wideband vibration attenuation
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Sound and Vibration"
DOI: 10.1016/j.jsv.2018.08.038
Abstract: Abstract Various researchers have investigated the behavior of a linear mechanical oscillator coupled to a nonlinear mechanical attachment that has essential stiffness nonlinearity. Under certain conditions, the essentially nonlinear attachment acts as a nonlinear energy… read more here.
Keywords: energy; vibration; energy sink; experimentally validated ... See more keywords
A lever-type nonlinear energy sink
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Sound and Vibration"
DOI: 10.1016/j.jsv.2018.08.058
Abstract: Abstract A novel type of a nonlinear energy sink is proposed by introducing a lever to reduce the necessary mass. The lever-type nonlinear energy sink is attached to a two-degree-of-freedom simplified model of whole-spacecraft subjected… read more here.
Keywords: nonlinear energy; energy sink; type nonlinear;
Investigations of energy absorption using tuned bistable nonlinear energy sink with local and global potentials
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Sound and Vibration"
DOI: 10.1016/j.jsv.2019.01.030
Abstract: Abstract In this paper, a Tuned Bistable Nonlinear Energy Sink (TBNES) considering local and global potentials is implemented to decrease the vibrations of the host structural system. The structural system consists of two coupled linear… read more here.
Keywords: system; energy sink; tuned bistable; energy ... See more keywords
Shunt loudspeaker using nonlinear energy sink
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Sound and Vibration"
DOI: 10.1016/j.jsv.2019.05.021
Abstract: Abstract The present paper aims to apply the concept of energy pumping for noise reduction at propagation and reception paths. This phenomenon consists in irreversible energy transfer from a linear primary system to a nonlinear… read more here.
Keywords: loudspeaker; energy sink; energy; nonlinear energy ... See more keywords
A wave approach to show the existence of detached resonant curves in the frequency response of a beam with an attached nonlinear energy sink
Sign Up to like & getrecommendations! Published in 2019 at "Mechanics Research Communications"
DOI: 10.1016/j.mechrescom.2018.11.006
Abstract: Abstract A wave approach is used to study the nonlinear vibrations of a beam with an attached mass acting as a nonlinear energy sink (NES). Non-ideal boundary supports are considered. The influence on the NES… read more here.
Keywords: beam attached; energy sink; approach; wave approach ... See more keywords