A wavelet-based adaptive mesh refinement method for the obstacle problem
Sign Up to like & getrecommendations! Published in 2017 at "Engineering with Computers"
DOI: 10.1007/s00366-017-0559-1
Abstract: In this paper, a fast computational technique based on adaptive mesh generation for numerical solution of the obstacle problem is considered. The obstacle problem is an elliptic variational inequality problem, where its solution divides the… read more here.
Keywords: method; adaptive mesh; based adaptive; obstacle problem ... 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
An adaptive mesh refinement approach for solving non-Hertzian elastic contact problems
Sign Up to like & getrecommendations! Published in 2018 at "Meccanica"
DOI: 10.1007/s11012-017-0806-y
Abstract: Semi-analytical methods are a common way of solving non-hertzian contact problems when designing mechanical components. These methods require of the discretization of the domain into a set of pressure elements and their accuracy and computational… read more here.
Keywords: contact; adaptive mesh; computational cost; non hertzian ... See more keywords
Adaptive mesh method applied to the thermal hydraulic program of system code with a judging criterion based on the matrix error
Sign Up to like & getrecommendations! Published in 2018 at "Annals of Nuclear Energy"
DOI: 10.1016/j.anucene.2018.06.040
Abstract: Abstract In this paper, an adaptive mesh method is described and applied to the one-dimension thermal hydraulic program in a system code for simulating the two-phase flow problems. The adaptive mesh method has been widely… read more here.
Keywords: system; thermal hydraulic; mesh method; method ... 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
Quantitative 3D phase field modelling of solidification using next-generation adaptive mesh refinement
Sign Up to like & getrecommendations! Published in 2018 at "Computational Materials Science"
DOI: 10.1016/j.commatsci.2017.09.029
Abstract: Abstract Phase field (PF) models are one of the most popular methods for simulating solidification microstructures due to their fundamental connections to the physics of phase transformations. However, these methods are numerically very stiff due… read more here.
Keywords: phase; phase field; adaptive mesh; solidification ... See more keywords
Adaptive-mesh method using RBF interpolation: A time-marching analysis of steady snow drifting on stepped flat roofs
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Wind Engineering and Industrial Aerodynamics"
DOI: 10.1016/j.jweia.2017.09.008
Abstract: Abstract a real snow drifting phenomenon may last from hours to several days, therefore the wind-snow phase boundary is dynamic, and can affect the local flow field when enough changes occur in the snow boundary.… read more here.
Keywords: mesh method; method; adaptive mesh; rbf interpolation ... 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
Numerical simulation of aircraft wake vortex evolution and wake encounters based on adaptive mesh method
Sign Up to like & getrecommendations! Published in 2020 at "Engineering Applications of Computational Fluid Mechanics"
DOI: 10.1080/19942060.2020.1835736
Abstract: The fast and accurate simulation of aircraft wake vortices evolution and safety assessment of wake encounters are important in identifying the hazard zone of wake vortices, reducing wake separation, and increasing the capacity of airports.… read more here.
Keywords: aircraft; wake encounters; vortex; 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