Comparison of the dynamic performance of nonlinear one and two degree-of-freedom vibration isolators with quasi-zero stiffness
Sign Up to like & getrecommendations! Published in 2017 at "Nonlinear Dynamics"
DOI: 10.1007/s11071-016-3266-3
Abstract: Nonlinear stiffness isolation mounts, which offer a high static stiffness alongside a low dynamic stiffness or even quasi-zero stiffness (QZS) over a displacement range, have been proposed. These vibration isolators offer a higher isolation frequency… read more here.
Keywords: vibration isolators; stiffness; vibration isolator; vibration ... See more keywords
On the dynamics of a vibration isolator with geometrically nonlinear inerter
Sign Up to like & getrecommendations! Published in 2018 at "Nonlinear Dynamics"
DOI: 10.1007/s11071-018-4262-6
Abstract: The inerter is a two-terminal mechanical element that produces forces directly proportional to the relative acceleration between these terminals. The linear behaviour of this element has already been described in the literature. In this work,… read more here.
Keywords: dynamics vibration; vibration isolator; geometrically nonlinear; vibration ... See more keywords
Design and experiment of a noncontact electromagnetic vibration isolator with controllable stiffness
Sign Up to like & getrecommendations! Published in 2020 at "Acta Astronautica"
DOI: 10.1016/j.actaastro.2019.12.004
Abstract: Abstract Isolating low-frequency vibration in current satellites that has a negative effect on the performance of precise payloads has increasing demand. In this work, a simplified model of a noncontact electromagnetic isolator for low-frequency vibration,… read more here.
Keywords: vibration; controllable stiffness; vibration isolator; noncontact electromagnetic ... See more keywords
Low frequency vibration isolator with adjustable configurative parameter
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Mechanical Sciences"
DOI: 10.1016/j.ijmecsci.2017.09.050
Abstract: Abstract This paper will develop a low frequency vibration isolator with a mechanism for adjusting the configurative parameter (shorted LFVIM). This isolator offers a large isolation range, ensures a load bearing capacity and maintains the… read more here.
Keywords: isolator; vibration isolator; frequency; configurative parameter ... See more keywords
Dynamics and nonlinear effects of a compact near-zero frequency vibration isolator with HSLD stiffness and fluid damping enhancement
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Non-linear Mechanics"
DOI: 10.1016/j.ijnonlinmec.2020.103632
Abstract: Abstract Aiming to isolate disturbance vibration for heavy payloads with low frequency, a novel hydro-pneumatic near-zero frequency vibration isolator is proposed, which possesses high-static and low-dynamic (HSLD) stiffness. And different from most isolators existing previously,… read more here.
Keywords: vibration isolator; frequency; vibration; zero frequency ... See more keywords
Sensor deploying for damage identification of vibration isolator in floating-slab track using deep residual network
Sign Up to like & getrecommendations! Published in 2021 at "Measurement"
DOI: 10.1016/j.measurement.2021.109801
Abstract: Abstract The damage detection for the steel-spring vibration isolator (SVI) of floating-slab track (FST) is a challenging task in urban rail transit since failure signals are difficult to perceive through existing methods. This work proposes… read more here.
Keywords: floating slab; damage; sensor; vibration isolator ... See more keywords
Dynamic model and analysis of a dielectric elastomer vibration isolator
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Intelligent Material Systems and Structures"
DOI: 10.1177/1045389x19862381
Abstract: Dielectric elastomers are a kind of electroactive polymer and have a great potential for application to soft actuators. Dielectric elastomer materials also feature nonlinear response owing to the electromechanical coupling. In this work, a theoretical… read more here.
Keywords: elastomer; vibration isolator; dielectric elastomer; dynamic model ... See more keywords
Performance Analyses of Passive Vibration Isolator with Parallel Connection of Quasi-Zero Stiffness and Inerter Dampers
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DOI: 10.3390/app10196894
Abstract: This paper investigates a type of linear vibration isolator which incorporates two passive devices, negative stiffness elements and an inerter, into the conventional isolator (massstiffnessdamper). Two configurations of the passive devices are considered, respectively: (1)… read more here.
Keywords: performance; parallel connection; stiffness; vibration isolator ... See more keywords
Research on Vibration Control Technology of Robot Motion Based on Magnetorheological Elastomer
Sign Up to like & getrecommendations! Published in 2022 at "Materials"
DOI: 10.3390/ma15186479
Abstract: The vibration and impact of a humanoid bipedal robot during movements such as walking, running and jumping may cause potential damage to the robot’s mechanical joints and electrical systems. In this paper, a composite bidirectional… read more here.
Keywords: magnetorheological elastomer; vibration isolator; control; vibration ... See more keywords
Kinematics Modeling and Singularity Analysis of a 6-DOF All-Metal Vibration Isolator Based on Dual Quaternions
Sign Up to like & getrecommendations! Published in 2023 at "Symmetry"
DOI: 10.3390/sym15020562
Abstract: Driven by the need for impact resistance and vibration reduction for mechanical devices in extreme environments, an all-metal vibration isolator with 6-degree-of-freedom (6-DOF) motion that is horizontally symmetrical was developed. Its stiffness and damping ability… read more here.
Keywords: singularity; vibration isolator; dof; kinematics ... See more keywords