Results 11 to 20 of about 177 (165)

A STUDY ON THE FREQUENCY RESPONSE OF A COMPOSITE PRE-STRESSED SYSTEM UNDER AN INCLINED HARMONIC LOADING

open access: yesJournal of Amasya University the Institute of Sciences and Technology, 2022
Goal for the present research is investigating the dynamic behaviors regarding forced vibration of an elastic composite body on the rigid ground for four different material designations.
Ahmet Daşdemir
doaj   +1 more source

Free Vibration of FG-CNTRCs Nano-Plates/Shells with Temperature-Dependent Properties

open access: yesMathematics, 2022
This article presents a mathematical continuum model to analyze the free vibration response of cross-ply carbon-nanotube-reinforced composite laminated nanoplates and nanoshells, including microstructure and length scale effects.
Ammar Melaibari   +8 more
doaj   +1 more source

A Time Finite Element Method Based on the Differential Quadrature Rule and Hamilton’s Variational Principle

open access: yesApplied Sciences, 2017
An accurate and efficient Differential Quadrature Time Finite Element Method (DQTFEM) was proposed in this paper to solve structural dynamic ordinary differential equations.
Yufeng Xing, Mingbo Qin, Jing Guo
doaj   +1 more source

Bending and Vibration Analysis of Flexoelectric Beam Structure on Linear Elastic Substrates

open access: yesMicromachines, 2022
With the development of micro-nanotechnology, smart electronic devices are being updated and developed, and more and more flexoelectric sensors, actuators, and energy harvesters attached to elastic substrates have attracted a surge of interest due to ...
Maomao Zhang, Zhidong Zhou
doaj   +1 more source

Sensitivity Analysis of Vibrating Laminated Composite Rec-tangular Plates in Interaction with Inviscid Fluid Using EFAST Method [PDF]

open access: yesMechanics of Advanced Composite Structures, 2020
This work investigates the sensitivity analysis of vibrating laminated composite rectangular plates in interaction with inviscid fluid using the modified higher-order shear deformation plate theory.
Korosh Khorshidi   +2 more
doaj   +1 more source

Vibration and Stability of Variable Cross Section Thin-Walled Composite Shafts with Transverse Shear

open access: yesShock and Vibration, 2015
A dynamic model of composite shaft with variable cross section is presented. Free vibration equations of the variable cross section thin-walled composite shaft considering the effect of shear deformation are established based on a refined variational ...
Ma Jing-min, Ren Yong-sheng
doaj   +1 more source

Dynamic Analysis of a Tapered Composite Thin-Walled Rotating Shaft Embedded with SMA Wires Using the Generalized Differential Quadrature Method

open access: yesShock and Vibration, 2020
A dynamical model is developed for the tapered composite thin-walled rotating shaft with shape memory alloy (SMA) wires embedded in. The SMA wires are embedded at an interlayer of the shaft and arranged along the conical surface of the tapered composite ...
Weiyan Zhong   +4 more
doaj   +1 more source

Bending and Wave Propagation Analysis of Magneto-Electro-Elastic Functionally Graded Porous Microbeams

open access: yesCrystals, 2022
In this paper, a microstructure-dependent magneto-electro-elastic functionally graded porous (MEEFGP) beam model is proposed using a variational approach.
Jun Hong   +3 more
doaj   +1 more source

The Orbital Evolution of 2 Binary Asteroid Systems Based on Hamel’s Variational Integrators

open access: yesSpace: Science & Technology
In the full n-body problem, the mutual gravitational potential energy of the rigid body is determined by its position and attitude, which leads to the coupling of the translational and rotational motions.
Ben Niu   +4 more
doaj   +1 more source

Free vibration analysis of functionally graded rectangular nanoplates considering spatial variation of the nonlocal parameter

open access: yesArchives of Mechanics, 2017
We present a new nonlocal elasticity-based analysis method for free vibrations of functionally graded rectangular nanoplates. The introduced method allows taking into account spatial variation of the nonlocal parameter.
A. Alipour Ghassabi   +2 more
doaj   +1 more source

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