Effect of Influencing Parameters on the Vibration Isolation Efficacy of Geocell Reinforced Soil Beds
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Geosynthetics and Ground Engineering"
DOI: 10.1007/s40891-020-00205-2
Abstract: This manuscript evaluates the effect of various influencing factors on the vibration mitigation efficiency of geocell-reinforced foundation beds. Parameters investigated include the width of geocell, depth of placement of geocell below the footing, depth of… read more here.
Keywords: geocell; vibration; effect; geocell reinforced ... See more keywords
Synchronization analysis of the anti-resonance system with three exciters
Sign Up to like & getrecommendations! Published in 2021 at "Applied Mathematical Modelling"
DOI: 10.1016/j.apm.2021.03.055
Abstract: Abstract In the petroleum exploitation industry, the vibration isolation technology of the traditional vibration screen is difficult to satisfy the security requirement of industrial production, so the anti-resonance system of three exciters is proposed in… read more here.
Keywords: resonance system; system; anti resonance; vibration isolation ... See more keywords
Simultaneous energy harvesting and vibration isolation via quasi-zero-stiffness support and radially distributed piezoelectric cantilever beams
Sign Up to like & getrecommendations! Published in 2021 at "Applied Mathematical Modelling"
DOI: 10.1016/j.apm.2021.08.002
Abstract: Abstract Most of the existing energy harvesters are based on vibration amplification, which inevitably causes large disturbing force transmitted to the base. In this paper, a novel energy harvesting device is proposed based on vibration… read more here.
Keywords: vibration; vibration isolation; piezoelectric cantilever; energy ... See more keywords
Active vibration isolation by model reference adaptive control
Sign Up to like & getrecommendations! Published in 2020 at "IFAC-PapersOnLine"
DOI: 10.1016/j.ifacol.2020.12.2157
Abstract: This paper proposes model reference adaptive control (MRAC) to actively isolate payloads from floor vibrations and direct disturbance forces. Adaptive feedforward control is used to counteract measured disturbances, whereas an adaptive feedback controller suppresses unmeasured… read more here.
Keywords: reference adaptive; control; vibration isolation; model reference ... See more keywords
A theoretical analysis on the active structural acoustical control of a vibration isolation system with a coupled plate-shell foundation
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Mechanical Sciences"
DOI: 10.1016/j.ijmecsci.2019.105334
Abstract: Abstract An analytical description of active structural acoustical control of vibration isolation with a plate-shell coupled foundation is presented. The vibration isolation system is composed of a two-stage isolation and a flexible supporting plate coupled… read more here.
Keywords: control; foundation; plate; shell ... See more keywords
Design of magnetic-air hybrid quasi-zero stiffness vibration isolation system
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Sound and Vibration"
DOI: 10.1016/j.jsv.2020.115346
Abstract: Abstract The traditional linear vibration isolation system has the effect of vibration isolation only on the condition that the excitation frequency is more than 2 ω n . Quasi-zero stiffness vibration isolation system has the… read more here.
Keywords: system; stiffness; vibration; quasi zero ... See more keywords
Vibration isolation by novel meta-design of pyramid-core lattice sandwich structures
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Sound and Vibration"
DOI: 10.1016/j.jsv.2020.115377
Abstract: Abstract Pyramid-core lattice sandwich structures (PCLSSs) have been widely used in various engineering fields due to their high stiffness-to-density ratio. Although the advantages of such structures are obvious, the rather poor vibration isolation property restricts… read more here.
Keywords: vibration; pyramid core; vibration isolation;
Vibration isolation and damping using a piezoelectric flextensional suspension with a negative capacitance shunt
Sign Up to like & getrecommendations! Published in 2020 at "Mechanical Systems and Signal Processing"
DOI: 10.1016/j.ymssp.2020.106696
Abstract: Abstract A suspension combining a piezoelectric component and a mechanical amplifier is studied in view to reducing vibration transmission over a wide frequency band. The principle and design of the piezoelectric suspension are approached using… read more here.
Keywords: suspension; vibration isolation; negative capacitance;
Vibration Isolation of Plane Waves by Periodic Pipe Pile Barriers in Saturated Soil
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Aerospace Engineering"
DOI: 10.1061/(asce)as.1943-5525.0000938
Abstract: AbstractPile barriers as an effective method for isolating ambient vibration have been used in practical engineering for many decades. However, the study of multiple rows of pile barriers in satura... read more here.
Keywords: plane waves; vibration; vibration isolation; isolation plane ... See more keywords
High accuracy position adjustment and vibration isolation actuator with the controlled ferrofluid
Sign Up to like & getrecommendations! Published in 2017 at "Applied Physics Letters"
DOI: 10.1063/1.5012975
Abstract: An actuator for microposition adjustment and vibration isolation using the controlled ferrofluid is reported in this letter. The proposed actuator levitates on the ferrofluid which is affected by the combined dynamic magnetic field which is… read more here.
Keywords: field; controlled ferrofluid; accuracy; adjustment vibration ... See more keywords
A study of the vibration isolation performance of a limited phononic crystal vibration isolator based on local resonance theory
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Applied Physics"
DOI: 10.1063/5.0013617
Abstract: In this study, a limited phononic crystal vibration isolation (LPCVI) model is constructed based on a vibration isolator used in the field of rail transit, and analyses of the characteristics of the bandgap, the vibration… read more here.
Keywords: system; limited phononic; vibration; model ... See more keywords