Results 21 to 30 of about 1,327,218 (340)

High-Accuracy Finite Element Method: Benchmark Calculations

open access: yesEPJ Web of Conferences, 2018
We describe a new high-accuracy finite element scheme with simplex elements for solving the elliptic boundary-value problems and show its efficiency on benchmark solutions of the Helmholtz equation for the triangle membrane and hypercube.
Gusev Alexander   +7 more
doaj   +1 more source

Formulated alpha finite element method with deviatoric / volumetric split for highly precise deformation calculation by using three dimensional tetrahedral element (In case of infinitesimal isotropic elasticity)

open access: yesNihon Kikai Gakkai ronbunshu, 2016
This paper presents a novel Formulated Alpha FEM with deviatoric / volumetric split, which is combination of standard FEM and Node-based Smoothed FEM (NS-FEM), to compute highly accurate deformation in mechanical problems using tetrahedral elements.
Masaki FUJIKAWA   +5 more
doaj   +1 more source

Evaluation of Fracture Parameters by Coupling the Edge-Based Smoothed Finite Element Method and the Scaled Boundary Finite Element Method [PDF]

open access: yesJournal of Applied and Computational Mechanics, 2019
This paper presents a technique to evaluate the fracture parameters by combining the edge based smoothed finite element method (ESFEM) and the scaled boundary finite element method (SBFEM).
M. Surendran   +2 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

Quantum-assisted hλ-adaptive finite element method

open access: yesPartial Differential Equations in Applied Mathematics
Quantum computing is a rapidly advancing field, driven by the potential advantages derived from the unique properties of quantum entanglement. In particular, the exponential speedup of certain carefully designed algorithms, compared to their classical ...
R.H. Drebotiy, H.A. Shynkarenko
doaj   +1 more source

FINITE ELEMENT METHOD FOR INCOMPRESSIBLE VISCOELASTIC MATERIALS

open access: yesJournal of Engineering, 2011
A numerical method (F.E.)was derived for incompressible viscoelastic materials, the aging and environmental phenomena especially the temperature effect was considered in this method.
Montadher A. Muhammed
doaj   +1 more source

The Boundary Element Method Versus The Finite Element Method For Solving Two-Dimensional Continuum Problems [PDF]

open access: yesEngineering and Technology Journal, 2007
Stress analysis problems in geomechanics are ideally suited to the method of boundaryelements, as this technique usually requires a very small number of nodes bycomparison to finite elements.
Omar al–Damluji, Mohammed Fattah
doaj   +1 more source

Advanced Finite Element Method for Nano-Resonators

open access: yes, 2006
Miniaturized optical resonators with spatial dimensions of the order of the wavelength of the trapped light offer prospects for a variety of new applications like quantum processing or construction of meta-materials. Light propagation in these structures
Burger, S.   +3 more
core   +2 more sources

Membrane finite element method for simulating fluid flow in porous medium

open access: yesWater Science and Engineering, 2009
A new membrane finite element method for modeling fluid flow in a porous medium is presented in order to quickly and accurately simulate the geo-membrane fabric used in civil engineering.
Mei-li Zhan   +4 more
doaj   +1 more source

Analysis of a Darcy-Cahn-Hilliard Diffuse Interface Model for the Hele-Shaw Flow and its Fully Discrete Finite Element Approximation

open access: yes, 2013
In this paper we present PDE and finite element analyses for a system of partial differential equations (PDEs) consisting of the Darcy equation and the Cahn-Hilliard equation, which arises as a diffuse interface model for the two phase Hele-Shaw flow. We
G., Steven Wise, Xiaobing Feng
core   +1 more source

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