Results 11 to 20 of about 38,828 (312)

Method Improvements of Testing Modulus of Soil Based on Free-Vibration Column

open access: yesAdvances in Civil Engineering, 2019
It is difficult to directly measure the dynamic elastic modulus of soils when the strain is less than 10−4, though the dynamic shear modulus can be easily obtained by the free-vibration testing method.
Dandan Jin   +4 more
doaj   +2 more sources

Non-linear dependency of the subjective perceived intensity of steering wheel rotational vibration [PDF]

open access: yes, 2009
This is the post-print version of the Article. The official published version can be accessed from the link below - Copyright @ 2009 ElsevierThe present study has established equal sensation curves for steering wheel hand-arm rotational vibration ...
Giacomin J.   +3 more
core   +1 more source

Dynamic Analysis and Vibration Reduction of Articulated Silicone Gel Column With Varying Geometry

open access: yes, 2022
To improve the vibration reduction effect in low-frequency band of dynamic vibration absorber (DVA), a novel type of articulated silicone gel column (SGC) is introduced in the design of the tuned dynamic vibration absorber.
Yang, Ji-Hou   +3 more
core   +2 more sources

Dynamic analysis of high static low dynamic stiffness vibration isolation mounts [PDF]

open access: yes, 2013
The high static low dynamic stiffness (HSLDS) concept is a design strategy for an anti-vibration mount that seeks to increase isolation by lowering the natural frequency of the mount, whilst maintaining the same static load bearing capacity.
Neild, S.A.   +5 more
core   +1 more source

Vibration and buckling of thin-walled composite I-beams with arbitrary lay-ups under axial loads and end moments [PDF]

open access: yes, 2013
A finite element model with seven degrees of freedom per node is developed to study vibration and buckling of thin-walled composite I-beams with arbitrary lay-ups under constant axial loads and equal end moments.
Lee, Jaehong, Vo, Thuc
core   +1 more source

Vibration reduction and isolation performance of a platform foundation and column base of an ancient wooden structure based on the energy transfer analysis

open access: yesJournal of Low Frequency Noise, Vibration and Active Control, 2022
Wooden structures, as the most representative structural types of the ancient Chinese architecture, are very common and have a long history. The special construction methods adopted in ancient wooden structures, such as the platform foundations and ...
Cheng Zhang   +3 more
doaj   +1 more source

Dynamic of a cylindrical column on a vibrating base [PDF]

open access: yesVibroengineering Procedia, 2021
The solution of the problem of cylindrical column on a rigid horizontal foundation motion is presented. It is assumed that the base moves in a horizontal direction, there is no slippage between the column and the base, and the column height is significantly greater than the base diameter.
Munitsyn Alexander, Munitsyna Maria
openaire   +1 more source

Study of Bubble Size, Void Fraction, and Mass Transport in a Bubble Column under High Amplitude Vibration

open access: yesChemEngineering, 2018
Vertical vibration is known to cause bubble breakup, clustering and retardation in gas-liquid systems. In a bubble column, vibration increases the mass transfer ratio by increasing the residence time and phase interfacial area through introducing kinetic
Shahrouz Mohagheghian   +3 more
doaj   +1 more source

Study on Fluid-Induced Vibration Power Harvesting of Square Columns under Different Attack Angles

open access: yesGeofluids, 2017
A model of the flow-vibration-electrical circuit multiphysical coupling system for solving square column vortex-induced vibration piezoelectric energy harvesting (VIVPEH) is proposed in this paper. The quasi steady state theory is adopted to describe the
Meng Zhang, Guifeng Zhao, Junlei Wang
doaj   +1 more source

Development of biaxial active vibration suppression system with piezoelectric inertial actuator for electron microscope

open access: yesNihon Kikai Gakkai ronbunshu, 2019
Active vibration suppression should have high performance and has been studied and applied over the years. However, its practical applications are limited to large objects due to its implementation cost or design man-hour.
Hiroki TAKAHASHI   +2 more
doaj   +1 more source

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