Results 11 to 20 of about 1,137,021 (285)

Fractional Dual-Phase-Lag Model for Nonlinear Viscoelastic Soft Tissues

open access: yesFractal and Fractional, 2023
The primary goal of this paper is to create a new fractional boundary element method (BEM) model for bio-thermomechanical problems in functionally graded anisotropic (FGA) nonlinear viscoelastic soft tissues.
Mohamed Abdelsabour Fahmy   +1 more
doaj   +1 more source

Computation accuracies of boundary element method and finite element method in transient eddy current analysis [PDF]

open access: yes, 1988
The computation accuracies of the boundary-element method (BEM) and finite-element method (FEM) in transient eddy-current problems are compared by using a slot-embedded conductor model and a diffusion model that can be solved theoretically. For computing
Misaki, T.   +3 more
core   +1 more source

Consistent dirichlet boundary conditions for numerical solution of moving boundary problems [PDF]

open access: yes, 2008
We consider the imposition of Dirichlet boundary conditions in the finite element mod-elling of moving boundary problems in one and two dimensions for which the total mass is prescribed.
Baines, M.J.   +2 more
core   +2 more sources

Coupled boundary element method and finite element method for hydroelastic analysis of floating plate

open access: yesJournal of Ocean Engineering and Science, 2018
In this study, a numerical procedure has been proposed to analyze the equation of motion of the elastic plate which is elastic in nature and having shallow draft (small thickness) with arbitrary geometry subjected to linear wave force at a fixed ...
A.I. Shirkol, T. Nasar
doaj   +1 more source

Modification of boundary condition for the optimization of natural frequencies of plate structures with fluid loading

open access: yesAdvances in Mechanical Engineering, 2018
A finite element method, boundary element method, and genetic algorithm combined method is developed for the optimization of natural frequencies of fluid-loaded plates. In this method, the coupled finite element method–boundary element method is used for
Dayi Ou, Cheuk Ming Mak
doaj   +1 more source

SYNTHESIS OF BOUNDARY CONDITIONS IDENTIFICATION METHOD AND FINITE ELEMENT METHOD. RECTANGULAR PLATES

open access: yesАвіаційно-космічна техніка та технологія, 2017
The key problem in the use of previously proposed boundary conditions identification method is the solution of intermediate boundary-value problems.
Сиявуш Ахмедович Халилов   +3 more
doaj   +1 more source

A Galerkin boundary element method for high frequency scattering by convex polygons [PDF]

open access: yes, 2007
In this paper we consider the problem of time-harmonic acoustic scattering in two dimensions by convex polygons. Standard boundary or finite element methods for acoustic scattering problems have a computational cost that grows at least linearly as a ...
Abboud T.   +6 more
core   +1 more source

Acoustic Noise Computation of Electrical Motors Using the Boundary Element Method

open access: yesEnergies, 2020
This paper presents a numerical method and computational results for acoustic noise of electromagnetic origin generated by an induction motor. The computation of noise incorporates three levels of numerical calculation steps, combining both the finite ...
Sabin Sathyan   +2 more
doaj   +1 more source

Dynamic Damage Quantification of Slab Tracks—Finite Element Models on Winkler Soil and Finite-Element Boundary-Element Models on Continuous Soil

open access: yesCivilEng, 2022
Train passages over intact or damaged slab tracks on different soils were calculated by two methods. The finite element method (FEM) uses a Winkler soil under the track model by adding a thin “soil layer”.
Lutz Auersch, Jiaojiao Song
doaj   +1 more source

The Boundary Element Method in Acoustics: A Survey

open access: yesApplied Sciences, 2019
The boundary element method (BEM) in the context of acoustics or Helmholtz problems is reviewed in this paper. The basis of the BEM is initially developed for Laplace’s equation. The boundary integral equation formulations for the standard interior
Stephen Kirkup
doaj   +1 more source

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