Mathematical methodology and metallurgical application of turbulence modelling: A review

Y Wang, L Cao, Z Cheng, B Blanpain, M Guo - Metals, 2021 - mdpi.com
This paper focusses on three main numerical methods, ie, the Reynolds-Averaged Navier-
Stokes (RANS), Large Eddy Simulation (LES), and Direct Numerical Simulation (DNS) …

GPU acceleration of CaNS for massively-parallel direct numerical simulations of canonical fluid flows

P Costa, E Phillips, L Brandt, M Fatica - Computers & Mathematics with …, 2021 - Elsevier
This work presents the GPU acceleration of the open-source code CaNS for very fast
massively-parallel simulations of canonical fluid flows. The distinct feature of the many-CPU …

Optimization of piecewise smooth shapes under uncertainty using the example of Navier-Stokes flow

C Geiersbach, T Suchan, K Welker - arXiv preprint arXiv:2308.07742, 2023 - arxiv.org
We investigate a complex system involving multiple shapes to be optimized in a domain,
taking into account geometric constraints on the shapes and uncertainty appearing in the …

A GPU-accelerated semi-implicit fractional-step method for numerical solutions of incompressible Navier–Stokes equations

S Ha, J Park, D You - Journal of Computational Physics, 2018 - Elsevier
Utility of the computational power of Graphics Processing Units (GPUs) is elaborated for
solutions of incompressible Navier–Stokes equations which are integrated using a semi …

Direct numerical simulation of turbulent channel flow on high-performance GPU computing system

G Alfonsi, SA Ciliberti, M Mancini, L Primavera - Computation, 2016 - mdpi.com
The flow of a viscous fluid in a plane channel is simulated numerically following the DNS
approach, and using a computational code for the numerical integration of the Navier-Stokes …

Recent Results from Analysis of Flow Structures and Energy Modes Induced by Viscous Wave around a Surface‐Piercing Cylinder

G Alfonsi, A Lauria, L Primavera - Mathematical Problems in …, 2017 - Wiley Online Library
Due to its relevance in ocean engineering, the subject of the flow field generated by water
waves around a vertical circular cylinder piercing the free surface has recently started to be …

On evaluation of wave forces and runups on cylindrical obstacles

G Alfonsi, A Lauria, L Primavera - Journal of Flow Visualization …, 2013 - dl.begellhouse.com
ABSTRACT A computational analysis of diffraction of water waves caused by large-diameter
circular cylinder piercing the free surface is performed. With reference to linear-wave cases …

Communication analysis and optimization of 3D front tracking method for multiphase flow simulations

MN Farooqi, D Izbassarov… - … Journal of High …, 2019 - journals.sagepub.com
This paper presents a scalable parallelization of an Eulerian–Lagrangian method, namely
the three-dimensional front tracking method, for simulating multiphase flows. Operating on …

A new GPU-based corrected explicit-implicit domain decomposition scheme for convection-dominated diffusion problems

A Foadaddini, SA Zolfaghari, HM Darian… - … & Mathematics with …, 2022 - Elsevier
In this study, a class of GPU-based corrected explicit-implicit domain decomposition
schemes (GCEIDD) is proposed to accelerate the solution of convection-dominated diffusion …

An efficient GPU-based fractional-step domain decomposition scheme for the reaction–diffusion equation

A Foadaddini, SA Zolfaghari… - Computational and …, 2020 - Springer
In the present study, an efficient GPU-based corrected explicit–implicit domain
decomposition scheme is proposed to accelerate fractional steps solvers. Implicit time …