Results 21 to 30 of about 30,764 (284)

Quadrilateral Meshes for PSLGs [PDF]

open access: yesDiscrete & Computational Geometry, 2016
55 pages, 39 ...
openaire   +3 more sources

Anisotropic Quadrilateral Meshing: An Indirect Approach [PDF]

open access: yesCivil-Comp Proceedings, 2009
In this paper a new indirect approach is presented for anisotropic quadrilateral mesh generation based on discrete surfaces. The ability to generate grids automatically had a pervasive influence on many application areas in particularly on the field of Computational Fluid Dynamics. In spite of considerable advances in automatic grid generation there is
Merhof, Dorit   +2 more
openaire   +2 more sources

Computable Region Filling Method Based on Quadrilateral Mesh Split [PDF]

open access: yesJisuanji gongcheng, 2017
This paper proposes a computable filling method,aiming at the problem of deformable filling under certain shape constraint conditions.Quadrilateral mesh split of the target area and filling template is done.Integer planning is presented under constraint ...
XU Raoshan,YUAN Weihang,SUN Zhengxing
doaj   +1 more source

An Automatic Method for Complete Triangular Mesh Conversion into Quadrilateral Mesh for Multiple Domain Geometry

open access: yesTerrestrial, Atmospheric and Oceanic Sciences, 2016
This research developed an automatic two-dimensional finite element meshing system to resolve practical engineering problems in the fields of geology, hydrology, and water resources.
Lu Sun   +3 more
doaj   +1 more source

Stress analysis and fracture simulation of aluminosilicate glass plates under Ring-On-Ring loading

open access: yesForces in Mechanics, 2021
Ring-On-Ring (ROR) tests have been widely applied to evaluate the biaxial flexural strength of brittle materials. Properly designed geometry of specimens and loading configurations are essential for accurate test results.
Zhen Wang, Andrea Manes
doaj   +1 more source

On Optimal Bilinear Quadrilateral Meshes [PDF]

open access: yesEngineering with Computers, 1999
Two different two-dimensional quadrilateral meshes are compared. Both of them are asymptotically optimal quadrilateral meshes for bilinear approximation. In the paper interesting error properties of two types of meshes are presented. Both types of mesh are generated by a coordinate transformation of a regular mesh of squares.
openaire   +2 more sources

MPAS-Seaice (v1.0.0): sea-ice dynamics on unstructured Voronoi meshes [PDF]

open access: yesGeoscientific Model Development, 2022
We present MPAS-Seaice, a sea-ice model which uses the Model for Prediction Across Scales (MPAS) framework and spherical centroidal Voronoi tessellation (SCVT) unstructured meshes.
A. K. Turner   +7 more
doaj   +1 more source

Bisector and zero-macrospin co-rotational systems for shell elements [PDF]

open access: yes, 2015
A principal issue in any co-rotational approach for large displacement analysis of plates and shells is associated with the specific choice of the local reference system in relation to the current deformed element configuration.
Acriniega   +31 more
core   +1 more source

Diamond-kite adaptive quadrilateral meshing [PDF]

open access: yesEngineering with Computers, 2013
We describe a family of quadrilateral meshes based on diamonds, rhombi with 60 and 120 degree angles, and kites with 60, 90, and 120 degree angles, that can be adapted to a local size function by local subdivision operations. Our meshes use a number of elements that is within a constant factor of the minimum possible for any mesh of bounded aspect ...
openaire   +2 more sources

Blood vessel quadrilateral mesh generation

open access: yesMathematics, Computation and Geometry of Data, 2023
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Zhao, Zhou   +8 more
openaire   +1 more source

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