Results 31 to 40 of about 21,453 (250)

Mode shape analysis of multiple cracked functionally graded beam-like structures by using dynamic stiffness method

open access: yesVietnam Journal of Mechanics, 2017
Mode shapes of multiple cracked beam-like structures made of Functionally Graded Material (FGM) are analyzed by using the dynamic stiffness method.
Tran Van Lien   +2 more
doaj   +1 more source

Timoshenko Beam Model for Lateral Vibration of Liquid-Phase Microcantilever-Based Sensors [PDF]

open access: yes, 2013
Dynamic-mode microcantilever-based devices are potentially well suited to biological and chemical sensing applications. However, when these applications involve liquid-phase detection, fluid-induced dissipative forces can significantly impair device ...
Beardslee, Luke A.   +6 more
core   +5 more sources

Vibrational Energy Flow Analysis of Corrected Flexural Waves in Timoshenko Beam – Part I: Theory of an Energetic Model

open access: yesShock and Vibration, 2006
In this paper, an energy flow model is developed to analyze transverse vibration including the effects of rotatory inertia as well as shear distortion, which are very important in the Timoshenko beam transversely vibrating in the medium-to-high frequency
Young-Ho Park, Suk-Yoon Hong
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

Analytical solution of two-layer beam taking into account interlayer slip and shear deformation [PDF]

open access: yes, 2007
A mathematical model is proposed and its analytical solution derived for the analysis of the geometrically and materially linear two-layer beams with different material and geometric characteristics of an individual layer.
Goodman J. R.   +8 more
core   +2 more sources

A modeling method for vibration analysis of cracked beam with arbitrary boundary condition

open access: yesJournal of Ocean Engineering and Science, 2018
This paper establishes a cracked Timoshenko beams model to investigate the vibration behavior based on the ultraspherical polynomials. Timoshenko beam theory is applied to model the free vibration analysis of the cracked beam and the numerical results ...
Kwanghun Kim   +4 more
doaj   +1 more source

A Screw Theory of Timoshenko Beams

open access: yesJournal of Applied Mechanics, 2009
In this work, the classic theory of Timoshenko beams is revisited using screw theory. The theory of screws is familiar from robotics and the theory of mechanisms. A key feature of the screw theory is that translations and rotations are treated on an equal footing and here this means that bending, torsion, and extensions can all be considered together ...
J. M. Selig, Xilun Ding
openaire   +2 more sources

A Modeling approach for analysis and improvement of spindle-holder-tool assembly dynamics [PDF]

open access: yes, 2006
The most important information required for chatter stability analysis is the dynamics of the involved structures, i.e. the frequency response functions (FRFs) which are usually determined experimentally.
A. Ertürk   +14 more
core   +2 more sources

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

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

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