A high-order element based adaptive mesh refinement strategy for three-dimensional unstructured grid
Sign Up to like & getrecommendations! Published in 2017 at "International Journal for Numerical Methods in Fluids"
DOI: 10.1002/fld.4397
Abstract: Summary Adaptive Mesh Refinement (AMR) shows attractive properties in automatically refining the flow region of interest, and with AMR better prediction can be obtained with much less labour work and cost compared to manually re-meshing… read more here.
Keywords: three dimensional; high order; refinement; amr ... See more keywords
A novel adaptive mesh refinement scheme for the simulation of phase‐field fracture using trimmed hexahedral meshes
Sign Up to like & getrecommendations! Published in 2020 at "International Journal for Numerical Methods in Engineering"
DOI: 10.1002/nme.6587
Abstract: In this article, a novel adaptive mesh refinement scheme based on trimmed hexahedral (TH) meshes is proposed to simulate phase‐field fracture in brittle materials. A regular hexahedral background mesh is adaptively refined using a balanced… read more here.
Keywords: field fracture; mesh refinement; phase; phase field ... See more keywords
Conforming to interface structured adaptive mesh refinement: 3D algorithm and implementation
Sign Up to like & getrecommendations! Published in 2018 at "Computational Mechanics"
DOI: 10.1007/s00466-018-1560-2
Abstract: A new non-iterative mesh generation algorithm named conforming to interface structured adaptive mesh refinement (CISAMR) is introduced for creating 3D finite element models of problems with complex geometries. CISAMR transforms a structured mesh composed of… read more here.
Keywords: conforming interface; interface structured; adaptive mesh; mesh refinement ... See more keywords
Adaptive mesh refinement strategies in isogeometric analysis— A computational comparison
Sign Up to like & getrecommendations! Published in 2017 at "Computer Methods in Applied Mechanics and Engineering"
DOI: 10.1016/j.cma.2016.07.029
Abstract: Abstract We explain four variants of an adaptive finite element method with cubic splines and compare their performance in simple elliptic model problems. The methods in comparison are Truncated Hierarchical B-splines with two different refinement… read more here.
Keywords: refinement strategies; adaptive mesh; isogeometric analysis; strategies isogeometric ... See more keywords
Residual error based adaptive mesh refinement with the non-intrusive patch algorithm
Sign Up to like & getrecommendations! Published in 2018 at "Computer Methods in Applied Mechanics and Engineering"
DOI: 10.1016/j.cma.2017.09.032
Abstract: This paper deals with the introduction of mesh refinement techniques within the non-intrusive patch process. For this, an ad hoc residual based explicit error estimator is built, which is adapted to a multi-scale solution, associated… read more here.
Keywords: error; mesh refinement; non intrusive; intrusive patch ... See more keywords
An adaptive mesh refinement-multiphase lattice Boltzmann flux solver for simulation of complex binary fluid flows
Sign Up to like & getrecommendations! Published in 2017 at "Physics of Fluids"
DOI: 10.1063/1.5007232
Abstract: This paper presents an adaptive mesh refinement-multiphase lattice Boltzmann flux solver (AMR-MLBFS) for effective simulation of complex binary fluid flows at large density ratios. In this method, an AMR algorithm is proposed by introducing a… read more here.
Keywords: lattice boltzmann; refinement; mesh refinement; adaptive mesh ... See more keywords
Adaptive mesh refinement and load balancing based on multi-level block-structured Cartesian mesh
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Computational Fluid Dynamics"
DOI: 10.1080/10618562.2017.1390085
Abstract: ABSTRACT We developed a framework for a distributed-memory parallel computer that enables dynamic data management for adaptive mesh refinement and load balancing. We employed simple data structure of the building cube method (BCM) where a… read more here.
Keywords: refinement load; load balancing; multi level; adaptive mesh ... See more keywords
Resolution convergence in cosmological hydrodynamical simulations using adaptive mesh refinement
Sign Up to like & getrecommendations! Published in 2018 at "Monthly Notices of the Royal Astronomical Society"
DOI: 10.1093/mnras/sty673
Abstract: We have explored the evolution of gas distributions from cosmological simulations carried out using the RAMSES adaptive mesh refinement (AMR) code, to explore the effects of resolution on cosmological hydrodynamical simulations. It is vital to… read more here.
Keywords: resolution; cosmological hydrodynamical; adaptive mesh; mesh refinement ... See more keywords
A pk-Adaptive Mesh Refinement for Pseudospectral Method to Solve Optimal Control Problem
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DOI: 10.1109/access.2019.2952139
Abstract: In this paper, a pk-adaptive mesh refinement of pseudospectral method is proposed for solving optimal control problem by using collocation at Legendre-Gauss-Lobatto (LGL) points, motivated by reducing the redundant collocation points in the state-of-art mesh… read more here.
Keywords: adaptive mesh; method; optimal control; mesh refinement ... See more keywords
Adaptive Mesh Refinement Simulations of Gas Dynamic Flows on Hybrid Meshes
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DOI: 10.1134/s1064562420050427
Abstract: An adaptive mesh refinement algorithm for simulations of the Navier–Stokes equations on unstructured hybrid meshes is presented. Numerical results for compressible supersonic flow around a sphere are given. read more here.
Keywords: refinement simulations; hybrid meshes; mesh refinement; adaptive mesh ... See more keywords
Adaptive mesh refinement method based investigation of the interaction between shock wave, boundary layer, and tip vortex in a transonic compressor
Sign Up to like & getrecommendations! Published in 2018 at "Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering"
DOI: 10.1177/0954410016687142
Abstract: Shock wave and tip leakage are important flow features at small length scales. These flow phenomena and their interactions play important roles in the performance of modern transonic fans and compressors. In most numerical predictions… read more here.
Keywords: method; shock wave; wave boundary; boundary layer ... See more keywords