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anisotropic mesh adaptation

Direct multiphase mesh generation from 3D images using anisotropic mesh adaptation and a redistancing equation

Direct multiphase mesh generation from 3D images using anisotropic mesh adaptation and a redistancing equation

... the mesh format has been implemented and used in numerical simulations when coupled to finite element ...a mesh. Then, an iterative anisotropic mesh adaptation operator was developed to ...

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Fine-grained Locality-aware Parallel Scheme for Anisotropic Mesh Adaptation

Fine-grained Locality-aware Parallel Scheme for Anisotropic Mesh Adaptation

... in order to show the impact of data layout on cache performance. It confirms that data layout has been significantly changed throughout iterations, resulting in a high cache misses count. 7. Conclusion and perspectives A ...

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A novel monolithic Lagrangian approach for modelling crack propagation using anisotropic mesh adaptation

A novel monolithic Lagrangian approach for modelling crack propagation using anisotropic mesh adaptation

... properly deal with long crack propagation and crack coalescence such as the XFEM. Or also complex configurations such as the Element free method, and multiple cracks such as the arbitrary local mesh replacement ...

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Metric generation for anisotropic mesh adaptation, with numerical applications to material forming simulation

Metric generation for anisotropic mesh adaptation, with numerical applications to material forming simulation

... – pour chaque ´ el´ ement T du maillage, ´ echantillonner T comme dans la section pr´ ec´ edente et allumer le voxel le plus proche de chaque point de l’´ echantillon (cette alternative [r] ...

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Time-accurate anisotropic mesh adaptation for three-dimensional moving mesh problems

Time-accurate anisotropic mesh adaptation for three-dimensional moving mesh problems

... the anisotropic adaptation if ...new mesh or parts of it, and interpolate the solution on the new ...whole mesh or large portions of it are considered. On the other hand, our mesh ...

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A coupling strategy based on anisotropic mesh adaptation for solving two- fuid fl ows

A coupling strategy based on anisotropic mesh adaptation for solving two- fuid fl ows

... key words: two-fluid flows; mesh adaptation; Stokes equation; advection; level sets 1. INTRODUCTION The numerical resolution of multifluid problems with interfaces requires the accurate discretization and ...

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An immersed boundary method using unstructured anisotropic mesh adaptation combined with level-sets and penalization techniques

An immersed boundary method using unstructured anisotropic mesh adaptation combined with level-sets and penalization techniques

... of mesh adaptation, that is to provide an accurate flow description especially when dealing with wall boundary conditions, to the simplicity of embedded grids techniques, that is to simplify the meshing ...

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Anisotropic mesh adaptation: towards a solver and user independent CFD

Anisotropic mesh adaptation: towards a solver and user independent CFD

... / La version de cette publication peut être l’une des suivantes : la version prépublication de l’auteur, la version acceptée du manuscrit ou la version de l’éditeur. For the publisher’[r] ...

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Metrix User Guide. Error Estimates and Mesh Control for Anisotropic Mesh Adaptation

Metrix User Guide. Error Estimates and Mesh Control for Anisotropic Mesh Adaptation

... 1.2 Main features Metrix is a software that provides by various ways metric to govern the mesh generation. Generally, these metrics are constructed from error estimates (a priori or a posteriori) applied to the ...

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TOWARDS GOAL-ORIENTED MESH ADAPTATION FOR FLUID-STRUCTURE INTERACTION

TOWARDS GOAL-ORIENTED MESH ADAPTATION FOR FLUID-STRUCTURE INTERACTION

... space-time anisotropic mesh adaptation strategy for time dependent ...metric-based anisotropic mesh adaptation to time-dependent problems involving moving ...

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Mesh adaptation for the embedded boundary method in CFD

Mesh adaptation for the embedded boundary method in CFD

... with anisotropic mesh adaptation strategies has been made in several ...background mesh is performed, then the dual mesh is modified by means of a cut-cell method and finally, ...

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A tensorial-based Mesh Adaptation for a Poisson problem

A tensorial-based Mesh Adaptation for a Poisson problem

... norm-oriented adaptation show that both continuous approach and tensorial approach behave similarly on smooth test ...strongly anisotropic mesh adaptation test cases (shape aspect ratio much ...

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Anisotropic Norm-Oriented Mesh Adaptation for Compressible Inviscid Flows

Anisotropic Norm-Oriented Mesh Adaptation for Compressible Inviscid Flows

... leading to a null correction as F h (W ) ≈ F h (R h W h ) = F h (W h ) = 0 when W h is a converged numerical solution. We finally perform an adaptive simulation where we compare standard anisotropic mesh ...

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Parallel unstructured mesh adaptation using iterative remeshing and repartitioning

Parallel unstructured mesh adaptation using iterative remeshing and repartitioning

... advancing-front mesh parti- tioning algorithm is likely to produce disconnected partitions in given ...generic mesh partitions, this is often not an optimal situation to perform ...in mesh ...

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A priori error-based mesh adaptation in CFD

A priori error-based mesh adaptation in CFD

... of mesh adaptation, we need to have tools to measure and predict it, replacing human intuition and heuristics by mathe- matical ...the mesh adaption purpose was proposed by the introduction of ...

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Mesh r-adaptation for unilateral contact problems

Mesh r-adaptation for unilateral contact problems

... The paper is organized as follows : in the following section, we present a model linear plane strain elasticity problem with a Signorini’s contact condition. We define a standard finite element approximation of the ...

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Anisotropic Grid Adaptation for Multiple Aerodynamic Outputs

Anisotropic Grid Adaptation for Multiple Aerodynamic Outputs

... translate into the equidistribution of discretization error for nonlinear flow problems. Fur- thermore, even the equidistribution of discretization error may not be optimal within an engineering context. An alternate ...

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Mesh adaptation by Optimal Control of a continuous model

Mesh adaptation by Optimal Control of a continuous model

... Unité de recherche INRIA Sophia Antipolis 2004, route des Lucioles - BP 93 - 06902 Sophia Antipolis Cedex France Unité de recherche INRIA Futurs : Parc Club Orsay Université - ZAC des Vi[r] ...

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Anisotropic Error Estimate for High-order Parametric Surface Mesh Generation

Anisotropic Error Estimate for High-order Parametric Surface Mesh Generation

... of mesh- ing the 2D domain according to a curvature-based metric ...linear mesh and then to project the high-order nodes on the ...the mesh to improve its shape [12, 13, 14, 15, ...surface ...

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Dynamics of adaptation in an anisotropic phenotype-fitness landscape

Dynamics of adaptation in an anisotropic phenotype-fitness landscape

... conditions, adaptation along the dominant direction will drive the early dynamics while a second ’epoch’ will be visible when adaptation only proceeds along the remaining ...

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