Results 11 to 20 of about 132,171 (261)

A Comparison of Numerical and Analytical Methods in Dynamic Analysis of Embankment Dams (Case Study Balarud Embankment dam) [PDF]

open access: yesعلوم و مهندسی آبیاری, 2017
Due to accuray of numerical methods and constitutive equations, a comparison of these methods with the classical methods of dynamic analysis of earthfill dams seems necessary. The results of Seed-Makdisi, Sarma and Ambrasys-Sarma analysis of a homogenous
Masoud Oulapour   +2 more
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

Spectral Analysis of a Mixed Method for Linear Elasticity

open access: yesSIAM Journal on Numerical Analysis, 2023
The purpose of this paper is to analyze a mixed method for linear elasticity eigenvalue problem, which approximates numerically the stress, displacement, and rotation, by piecewise $(k+1)$, $k$ and $(k+1)$-th degree polynomial functions ($k\geq 1$), respectively. The numerical eigenfunction of stress is symmetric.
Zhong, Xiang, Qiu, Weifeng
openaire   +3 more sources

Mixed Elastic Modeling of Multilayer Composite Plates by Using Dimension Reduction Approach [PDF]

open access: yesJournal of Stress Analysis, 2019
In this paper, a mixed modeling approach for orthotropic laminated plates is developed. By adopting Hellinger-Reissner functional and dimension reduction method along the thickness, the governing equations were derived. By considering other theories i.e.
M.J. Khoshgoftar, M. Shaban
doaj   +1 more source

Elastic analysis of Shrink-fitted Thick FGM Cylinders Based on Linear Plane Elasticity Theory [PDF]

open access: yesMechanics of Advanced Composite Structures, 2020
Nowadays, functionally graded materials (FGM) are widely used in many industrial, aerospace and military fields. On the other hand, the interest in the use of shrink-fitted assemblies is increasing for designing composite tubes, high-pressure vessels ...
Mohammad Reza Salehi Kolahi   +2 more
doaj   +1 more source

A Numerical Study on an Oscillating Water Column Wave Energy Converter with Hyper-Elastic Material

open access: yesEnergies, 2022
A model different from the traditional WEC, known as the flexible wave energy converter (fWEC), is numerically modeled in this paper. The fWEC is believed to be more efficient and has a greater range of operation when compared with the conventionally ...
Xiang Li, Qing Xiao
doaj   +1 more source

A comparison between different finite elements for elastic and aero-elastic analyses

open access: yesJournal of Advanced Research, 2017
In the present paper, a comparison between five different shell finite elements, including the Linear Triangular Element, Linear Quadrilateral Element, Linear Quadrilateral Element based on deformation modes, 8-node Quadrilateral Element, and 9-Node ...
Mohamed Mahran   +2 more
doaj   +1 more source

Mechanical and failure bahaviour in carbon/epoxy composites [PDF]

open access: yesHemijska Industrija, 2002
A review of the mechanical properties and failure initiation and propagation in carbon/epoxy composites is presented. The results of the study of the macromechanical static characteristics, non-linear elastic behavior flexural modulus and shear ...
Stevanović Momčilo M.   +1 more
doaj   +1 more source

Evaluation methods of elastoplastic response of components to earthquake motions (Dynamic Analysis of MDOF Systems using elastoplastic response spectrum)

open access: yesNihon Kikai Gakkai ronbunshu, 2017
For seismic design of components, elastic response spectrum analysis, which is based on linear response using elastic response spectrum, is generally used as a dynamic analysis of multi-degree-of-freedom(MDOF) systems not only elastic response but also ...
Ichiro TAMURA, Shinichi MATSUURA
doaj   +1 more source

Fatigue Crack Growth Analysis with Extended Finite Element for 3D Linear Elastic Material

open access: yesMetals, 2021
This paper presents computational modeling of a crack growth path under mixed-mode loadings in linear elastic materials and investigates the influence of a hole on both fatigue crack propagation and fatigue life when subjected to constant amplitude ...
Yahya Ali Fageehi
doaj   +1 more source

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