Results 21 to 30 of about 1,214 (181)

Effect of piezoelectric patch on natural frequencies of Timoshenko beam made of functionally graded material

open access: yesMaterials Research Express, 2020
The present paper addresses developing the Dynamic Stiffness Method (DSM) for natural frequency analysis of functionally graded beam with piezoelectric patch based on the Timoshenko beam theory and power law of material grading.
Nguyen Tien Khiem   +2 more
doaj   +1 more source

Study on the influence of above-crossing tunneling on the existing shield tunnels based on timoshenko beam

open access: yes矿业科学学报, 2021
Based on the modified Loganathan theory, the longitudinal displacement of an existing tunnel caused by the ground loss in the process of shield crossing was studied.
Wei Zheng, Jiang Yusheng
doaj   +1 more source

Vibration Analysis of Multilink Manipulators Based on Timoshenko Beam Theory [PDF]

open access: yesJournal of Robotics, 2011
Timoshenko's theory is adopted in order to accurately describe the freely vibrating dynamics of a multilink flexible manipulator. It is herein presented an analytical modelling strategy that extends previous works through a more refined model which accounts for elastic complicating effects along with lumped inertial loads which are typically mounted on
DI CASTRI, CARMELO, MESSINA, Arcangelo
openaire   +3 more sources

Optimal Cantilever Dynamic Vibration Absorbers by Timoshenko Beam Theory [PDF]

open access: yesShock and Vibration, 2004
A double‐ended cantilever beam as a distributed parameter dynamic vibration absorber has been applied to a single‐degree‐of‐freedom system subjected to harmonic forces.In this investigation, the beam has been analyzed under the well known model of Timoshenko and the computation of best parameters is based on the Chebyshev’s optimality criterion.This is
Cavacece M., Vita L.
openaire   +5 more sources

A fresh study for dynamic behaviour of atomic force microscope cantilever by considering different immersion environments

open access: yesJournal of Experimental Nanoscience, 2020
In this article, the dynamic behaviour of a rectangular atomic force microscope immersed in different liquids has been investigated. To account the rotatory inertia and shear deformation effects, Timoshenko beam theory has been applied.
Ali Hossein Gholizadeh Pasha   +1 more
doaj   +1 more source

Size-Dependent Buckling Analysis of Microbeams by an Analytical Solution and Isogeometric Analysis

open access: yesCrystals, 2022
This paper proposes an analytical solution and isogeometric analysis numerical approach for buckling analysis of size-dependent beams based on a reformulated strain gradient elasticity theory (RSGET).
Shuohui Yin   +4 more
doaj   +1 more source

The Shear Effect of Large-Diameter Piles under Different Lateral Loading Levels: The Transfer Matrix Method

open access: yesBuildings
In various analytical models, modeling the behavior of large-diameter monopiles and piles can be challenging due to these foundations with huge body sizes carrying mechanisms of lateral loads to the surrounding soils.
Jing Liu   +5 more
doaj   +1 more source

Investigation of Free Vibration and Buckling of Timoshenko Nano-beam Based on a General Form of Eringen Theory Using Conformable Fractional Derivative and Galerkin Method

open access: yesEngineering Transactions, 2019
The purpose of this paper is to study the free vibration and buckling of a Timoshenko nano-beam using the general form of the Eringen theory generalized based on the fractional derivatives.
Farogh Soufi MOHAMMADI   +3 more
doaj   +1 more source

Free Vibration of Single-Walled Carbon Nanotubes Using Nonlocal Truncated Timoshenko-Ehrenfest Beam Theory

open access: yesApplied Mechanics, 2023
Carbon nanotubes with their outstanding mechanical, physical and electrical properties have stimulated a significant amount of scientific and technological research due to their uniqueness compared to conventional materials.
Maria Anna De Rosa   +3 more
doaj   +1 more source

The Influence of Mass on Dynamic Response of Cracked Timoshenko Beam with Restrained End Conditions: The Truncated Theory

open access: yesApplied Mechanics
In this paper, the dynamic response of the Timoshenko cracked beam subjected to a mass is investigated. In turn, it is assumed that the beam has its ends restrained with both transverse and rotational elastic springs. Based on an alternative beam theory,
Maria Anna De Rosa   +5 more
doaj   +1 more source

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