Results 21 to 30 of about 52,744 (301)

Buckling analysis of thin-walled members via semi-analytical finite strip transfer matrix method

open access: yesAdvances in Mechanical Engineering, 2016
Slender thin-walled members are main components of modern engineering structures, whose buckling behavior has been studied widely. In this article, thin-walled members with simply supported loaded edges can be discretized in the cross-section by semi ...
Yu Zhang, Bin He, Li-Ke Yao, Jin Long
doaj   +1 more source

Semianalytical analysis of shear walls with the use of discrete-continual finite element method. Part 2: Numerical examples, future development

open access: yesMATEC Web of Conferences, 2016
The distinctive paper is devoted to the two-dimensional semi-analytical solution of boundary problems of analysis of shear walls with the use of discrete-continual finite element method (DCFEM).
Akimov Pavel   +2 more
doaj   +1 more source

Computer Analysis of Dynamic Reliability of Some Concrete Beam Structure Exhibiting Random Damping

open access: yesInternational Journal of Applied Mechanics and Engineering, 2021
An efficiency of the generalized tenth order stochastic perturbation technique in determination of the basic probabilistic characteristics of up to the fourth order of dynamic response of Euler-Bernoulli beams with Gaussian uncertain damping is verified ...
R. Bredow, M. Kamiński
doaj   +1 more source

Finite element approximation of a nonlinear cross-diffusion population model [PDF]

open access: yes, 2003
We consider a fully discrete finite element approximation of the nonlinear cross-diffusion population model: Find u i, the population of the ith species, i = 1 and 2, such that ∂ui ∂t −Δ [ ci ui + ai u2i + ui uj] − bi ∇.
John W. Barrett   +6 more
core   +1 more source

Quantitative evaluation of semi-analytical finite element method for modeling Lamb waves in orthotropic plates

open access: yesComptes Rendus. Mécanique, 2020
A semi-analytical finite element method algorithm was established to plot the dispersion curves of isotropic aluminum and orthotropic plates. The curves obtained are compared with those plotted by the DISPERSE software and with previous experimental work.
Nissabouri, Salah   +2 more
doaj   +1 more source

Efficient 3D Acoustic Simulation of the Vocal Tract by Combining the Multimodal Method and Finite Elements

open access: yesIEEE Access, 2022
Acoustic simulation of sound propagation inside the vocal tract is a key element of speech research, especially for articulatory synthesis, which allows one to relate the physics of speech production to other fields of speech science, such as speech ...
Remi Blandin   +4 more
doaj   +1 more source

3D magnetotelluric forward modeling using an edge-based finite element method with a variant semi-unstructured conformal hexahedral mesh [PDF]

open access: yesSolid Earth
This research presents the implementation of a semi-structured hexahedral mesh for the edge-based finite element method, which is utilized in solving 3D magnetotelluric (MT) modeling.
W. Sarakorn, P. Mukwachi
doaj   +1 more source

Vehicle-bridge dynamic interaction using finite element modelling

open access: yes, 2010
First investigations on the dynamic response of bridges due to moving loads were motivated by the collapse of the Chester railway bridge in the UK in the middle of the 19th century.
Arturo Gonzalez, González, Arturo
core   +1 more source

On Modeling the Bending Stiffness of Thin Semi-Circular Flexure Hinges for Precision Applications

open access: yesActuators, 2018
Compliant mechanisms based on flexure hinges are widely used in precision engineering applications. Among those are devices such as precision balances and mass comparators with achievable resolutions and uncertainties in the nano-newton range.
Mario André Torres Melgarejo   +5 more
doaj   +1 more source

Semi-Analytical Methods for the Joint Strength and Sealing Performance in the Failure Process of the Subsea Pipeline Compression Connector

open access: yesJournal of Marine Science and Engineering, 2023
Radial seals are sensitive to axial overload failure and may cause leaks. This paper presents two semi-analytical methods for the joint strength and sealing performance of the subsea pipeline compression connector under axial overload failure. The method
Zhenyu Li   +6 more
doaj   +1 more source

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