Results 11 to 20 of about 574,783 (292)

Cover interpolation functions and h-enrichment in finite element method [PDF]

open access: yesNumerical Methods in Civil Engineering, 2017
This paper presents a method to improve the generation of meshes and the accuracy of numerical solutions of elasticity problems, in which two techniques of h-refinement and enrichment are used by interpolation cover functions.
H. Arzani   +2 more
doaj   +1 more source

Effects of Mesh Generation on Modelling Aluminium Anode Baking Furnaces

open access: yesFluids, 2021
Anode baking is critical in carbon anode production for aluminium extraction. Operational and geometrical parameters have a direct impact on the performance of anode baking furnaces (ABF), and hence on the resulting anode quality.
Jose Libreros, Maria Trujillo
doaj   +1 more source

Anisotropic Delaunay Mesh Generation [PDF]

open access: yesSIAM Journal on Computing, 2015
Summary: Anisotropic meshes are triangulations of a given domain in the plane or in higher dimensions, with elements elongated along prescribed directions. Anisotropic triangulations are known to be well suited for interpolation of functions or solving PDEs.
Jean-Daniel Boissonnat   +2 more
openaire   +1 more source

Reconstruction of tree branching structures from UAV-LiDAR data

open access: yesFrontiers in Environmental Science, 2022
The reconstruction of tree branching structures is a longstanding problem in Computer Graphics which has been studied over several data sources, from photogrammetry point clouds to Terrestrial and Aerial Laser Imaging Detection and Ranging technology ...
José L. Cárdenas   +5 more
doaj   +1 more source

New Quality Measures for Quadrilaterals and New Discrete Functionals for Grid Generation

open access: yesMathematical and Computational Applications, 2023
In this paper, we review some grid quality metrics and define some new quality measures for quadrilateral elements. The curved elements are not discussed.
Guilmer Ferdinand González Flores   +1 more
doaj   +1 more source

A fast and robust patient specific Finite Element mesh registration technique: application to 60 clinical cases [PDF]

open access: yes, 2010
Finite Element mesh generation remains an important issue for patient specific biomechanical modeling. While some techniques make automatic mesh generation possible, in most cases, manual mesh generation is preferred for better control over the sub ...
Bucki, Marek   +2 more
core   +5 more sources

Numerical Simulation Analysis of Cavitation Performance of Tandem Propeller [PDF]

open access: yesXibei Gongye Daxue Xuebao, 2018
The steady non cavitation hydrodynamic characteristics of CLB4-55-1 tandem propeller and the steady cavitation flows of NACA66 hydrofoil are numerically studied firstly based on the RANS equations of homogeneous multiphase using CFD theory, combined with

doaj   +1 more source

Normal Rack Grid Generation Method for Screw Machines with Large Helix Angles [PDF]

open access: yes, 2019
Improving the efficiency of the screw machine is highly significant for industry. Numerical simulation is an important tool in developing these machines.
Kovacevic, A., Read, M., Yang, L.
core   +1 more source

Numerical Study of Photoacoustic Pressure for Cancer Therapy

open access: yesApplied Sciences, 2016
A commonly used therapy for cancer is based on the necrosis of cells induced by heating through the illumination of nanoparticles embedded in cells. Recently, the photoacoustic pressure shock induced by the illumination pulse was proved and this points ...
Thomas Grosges, Dominique Barchiesi
doaj   +1 more source

On the mesh nonsingularity of the moving mesh PDE method [PDF]

open access: yes, 2016
The moving mesh PDE (MMPDE) method for variational mesh generation and adaptation is studied theoretically at the discrete level, in particular the nonsingularity of the obtained meshes.
Huang, Weizhang, Kamenski, Lennard
core   +3 more sources

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