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A study of a beam-like electromagnetic vibration absorber:
Liu Zihao,Li Wanyou,Yu Yali +2 more
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In this article, a beam-like semi-active electromagnetic vibration absorber (EVA) was proposed, which consists of a flexible ferromagnetic cantilever beam attached to the f...Abstract:
This paper presents a study of a beam-like semi-active electromagnetic vibration absorber (EVA). The EVA consists of a flexible ferromagnetic cantilever beam, a ferromagnetic mass attached to the f...read more
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Investigation on a mechanical vibration absorber with tunable piecewise-linear stiffness
Xin Shui,Shimin Wang +1 more
TL;DR: In this article, a tunable stiffness absorber (TSA) is proposed to achieve piecewise-linear stiffness by means of a slider with two stop-blocks installed constraining the bilateral deflections of the elastic support.
Journal ArticleDOI
Transient vibration control using nonlinear convergence active vibration absorber for impulse excitation
Xi Wang,Bintang Yang +1 more
TL;DR: In this article, a nonlinear convergence algorithm for active dynamic vibration absorber (ADVA) is presented to control the transient vibration caused by the impulse excitation, which is made up of equivalent dynamic modeling equations and frequency estimator.
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Nonlinear convergence active vibration absorber for single and multiple frequency vibration control
TL;DR: In this paper, a nonlinear convergence algorithm for active dynamic undamped vibration absorber (ADUVA) is presented, which is composed of equivalent dynamic modeling equations and frequency estimator.
Journal ArticleDOI
Micro-vibration suppressing using electromagnetic absorber and magnetostrictive isolator combined platform
TL;DR: In this article, an electromagnetic absorber and magnetostrictive isolator (EAMI) combined platform with passive absorbers for vertical micro-vibration suppressing in low-medium frequency band, and this platform holds the both advantages of absorber's convenient installation and giant magnet-strictive actuator (GMA) isolator's large bearing capacity.
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Nonlinear multi-modal energy harvester and vibration absorber using magnetic softening spring
Xi Wang,Wu Haomin,Bintang Yang +2 more
TL;DR: In this paper, a nonlinear multi-modal energy harvester and vibration absorber (EHVA) for both energy harvesting and vibration suppressing in low-medium frequency band is presented.
References
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Book
Passive Vibration Control
TL;DR: In this paper, the authors describe the response of structures to non-Harmonic motions and non-harmonic forces, and the control of Vibration by localized additions and added damping.
Journal ArticleDOI
An actively tuned solid-state vibration absorber using capacitive shunting of piezoelectric stiffness
TL;DR: In this article, a tunable solid-state piezoelectric vibration absorber and an active tuning method were developed and demonstrated, where the effective stiffnesses of these elements were adjusted electrically, using a passive capacitive shunt circuit, to tune the resonance frequency of the device.
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Adaptive-passive absorbers using shape-memory alloys
TL;DR: In this paper, an adaptive-passive vibration absorber using shape memory alloys (SMA) was constructed and tested using spring elements composed of three pairs of SMA wires and one pair of steel wires.
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Vibration Suppression by Variable-Stiffness Members
TL;DR: The active vibration suppression with this type of variable-stiffness member is shown to be always stable in this paper, and a theoretical investigation on a single-degree-of-freedom (SFO) system shows potential high efficiency for the variable stiffness system due to its unique hysteretic characteristics.