Designs, analysis, and applications of nonlinear energy sinks
Nonlinear energy sink (NES) is an appropriately designed nonlinear oscillator without
positive linear stiffness. NES can suppress vibrations over a wide frequency range due to its …
positive linear stiffness. NES can suppress vibrations over a wide frequency range due to its …
Vibration suppression of an elastic beam with boundary inerter-enhanced nonlinear energy sinks
Nonlinear vibration absorbers have been widely used for vibration suppression of elastic
structures, but they were usually placed within the structures. However, designing such a …
structures, but they were usually placed within the structures. However, designing such a …
Vibration control of a pipe conveying fluid under external periodic excitation using a nonlinear energy sink
AE Mamaghani, SE Khadem, S Bab - Nonlinear Dynamics, 2016 - Springer
This paper investigates the effects of a smooth nonlinear energy sink (NES) on the vibration
suppression of a fixed-fixed pipe conveying fluid under excitation of an external harmonic …
suppression of a fixed-fixed pipe conveying fluid under excitation of an external harmonic …
A lever-type nonlinear energy sink
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 …
necessary mass. The lever-type nonlinear energy sink is attached to a two-degree-of …
Design, optimization, and application of nonlinear energy sink in energy harvesting device
X Kang, J Tang, G Xia, J Wei, F Zhang… - International Journal of …, 2024 - Wiley Online Library
Vibration control has been of great interest to scientists and engineers for many years.
Although linear vibration absorbers have been shown to be effective in mitigating vibrations …
Although linear vibration absorbers have been shown to be effective in mitigating vibrations …
Study on response mechanism of nonlinear energy sink with inerter and grounded stiffness
P Sui, Y Shen, X Wang - Nonlinear Dynamics, 2023 - Springer
Novel and efficient vibration control units such as inerter and grounded stiffness have
contributed significantly to structural vibration reduction. However, as the performance of …
contributed significantly to structural vibration reduction. However, as the performance of …
Nonlinear dynamic behavior analysis of an elastically restrained double-beam connected through a mass-spring system that is nonlinear
Y Zhao, J Du, Y Chen, Y Liu - Nonlinear Dynamics, 2023 - Springer
Some complex engineering structures can be modeled as multiple beams connected
through coupling elements. When the coupling element is elastic, it can be simplified as a …
through coupling elements. When the coupling element is elastic, it can be simplified as a …
The evaluation of a nonlinear energy sink absorber based on the transmissibility
A generalized transmissibility is proposed to evaluate nonlinear vibration absorbers. Due to
possible existence of higher order harmonics and aperiodic motion, the root mean square is …
possible existence of higher order harmonics and aperiodic motion, the root mean square is …
Vibration suppression and higher branch responses of beam with parallel nonlinear energy sinks
JE Chen, W He, W Zhang, MH Yao, J Liu, M Sun - Nonlinear Dynamics, 2018 - Springer
The effects of nonlinear energy sink (NES) on vibration suppression of a simply supported
beam are investigated in this work. The slow flow equations of the system are derived by …
beam are investigated in this work. The slow flow equations of the system are derived by …
A dynamic reconfigurable nonlinear energy sink
Traditional nonlinear energy absorbers, such as the nonlinear energy sink (NES) and
negative stiffness vibration isolators, are not configurable. Therefore, when their structures …
negative stiffness vibration isolators, are not configurable. Therefore, when their structures …