Modeling of static contact angles with curved boundaries using a multiphase lattice Boltzmann method with variable density and viscosity ratios

S Leclaire, K Abahri, R Belarbi… - International Journal for …, 2016 - Wiley Online Library
Numerical modeling of multiphase flow generally requires a special procedure at the solid
wall in order to be consistent with Young's law for static contact angles. The standard …

[HTML][HTML] A parallel cellular automata lattice Boltzmann method for convection-driven solidification

A Kao, I Krastins, M Alexandrakis, N Shevchenko… - Jom, 2019 - Springer
This article presents a novel coupling of numerical techniques that enable three-
dimensional convection-driven microstructure simulations to be conducted on practical time …

[HTML][HTML] A lattice Boltzmann formulation of the one-fluid model for multiphase flow

T Reis - Journal of Computational Physics, 2022 - Elsevier
A multiphase lattice Boltzmann model is constructed to numerically solve the one-fluid flow
equations for immiscible fluids. The method features one solver for the macroscopic …

Moment‐based boundary conditions for straight on‐grid boundaries in three‐dimensional lattice Boltzmann simulations

I Krastins, A Kao, K Pericleous… - International Journal for …, 2020 - Wiley Online Library
In this article, moment‐based boundary conditions for the lattice Boltzmann method are
extended to three dimensions. Boundary conditions for velocity and pressure are explicitly …

Assessing moment-based boundary conditions for the lattice Boltzmann equation: A study of dipole-wall collisions

S Mohammed, D Graham, T Reis - Computers & Fluids, 2018 - Elsevier
The accuracy of moment-based boundary conditions for no slip walls in lattice Boltzmann
simulations is examined numerically by using the dipole-wall collision benchmark test for …

Using the lid-driven cavity flow to validate moment-based boundary conditions for the lattice Boltzmann equation

S Mohammed, T Reis - Archive of Mechanical Engineering, 2017 - infona.pl
The accuracy of the Moment Method for imposing no-slip boundary conditions in the lattice
Boltzmann algorithm is investigated numerically using lid-driven cavity flow. Boundary …

Large-eddy simulation of indoor air flow using an efficient finite-volume method

T Kempe, A Hantsch - Building and Environment, 2017 - Elsevier
A numerical scheme for the large-eddy simulation of indoor air flows including heat transfer
is presented. It is based on a finite-volume discretization of the Navier–Stokes equations for …

Modeling the effects of slip on dipole–wall collision problems using a lattice Boltzmann equation method

S Mohammed, DI Graham, T Reis - Physics of Fluids, 2020 - pubs.aip.org
We study the physics of flow due to the interaction between a viscous dipole and boundaries
that permit slip. This includes partial and free slip, and interactions near corners. The …

On the lattice Boltzmann deviatoric stress: analysis, boundary conditions, and optimal relaxation times

T Reis - SIAM Journal on Scientific Computing, 2020 - SIAM
We analytically solve the two-dimensional, nine-velocity, lattice Boltzmann model in planar
channel flow and determine its deviatoric stress tensor. The shear component of its stress …

[PDF][PDF] Burnett order stress and spatially-dependent boundary conditions for the lattice Boltzmann method

T Reis - Commun. Comput. Phys., 2020 - global-sci.com
Stress boundary conditions for the lattice Boltzmann equation that are consistent to Burnett
order are proposed and imposed using a moment-based method. The accuracy of the …