A weighted multiple-relaxation-time lattice Boltzmann method for multiphase flows and its application to partial coalescence cascades

A Fakhari, D Bolster, LS Luo - Journal of Computational Physics, 2017 - Elsevier
… Here we present several simulations, representative of multiphase flow problems of practical
and scientific interest, to assess the proposed WMRT–LBM–AMR in 3D. In what follows, we …

[HTML][HTML] A multiphase single relaxation time lattice Boltzmann model for heterogeneous porous media

GG Pereira - Applied Mathematical Modelling, 2017 - Elsevier
… , immiscible flow (eg, gas and liquid or water and oil) in a semi-porous … flow regimes.
However, some deficiencies in the single relaxation time LB method applied to multiphase flow are …

Modeling realistic multiphase flows using a non-orthogonal multiple-relaxation-time lattice Boltzmann method

L Fei, J Du, KH Luo, S Succi, M Lauricella… - Physics of …, 2019 - pubs.aip.org
… are ubiquitous in multiphase flows and energy applications, … time scales. In addition, the
density ratio and Weber and Reynolds numbers involved in many practical multiphase flows, …

[HTML][HTML] An efficient phase-field-based multiple-relaxation-time lattice Boltzmann model for three-dimensional multiphase flows

H Liang, BC Shi, ZH Chai - Computers & Mathematics with Applications, 2017 - Elsevier
… As a continuing work, in this paper an efficient three-dimensional LB model for incompressible
multiphase flows is developed based on the multiple-relaxation-time (MRT) collision …

Multiphase flow simulation with three-dimensional weighted-orthogonal multiple-relaxation-time pseudopotential lattice Boltzmann model

J Tang, S Zhang, H Wu - Physics of Fluids, 2021 - pubs.aip.org
… numerical simulation methods for multiphase flows, such as … powerful tool to study multiphase
flows due to its mesoscopic … the simulation of various multiphase flows, such as cavitation…

A multiphase three-dimensional multi-relaxation time (MRT) lattice Boltzmann model with surface tension adjustment

S Ammar, G Pernaudat, JY Trépanier - Journal of Computational Physics, 2017 - Elsevier
… In this paper, we propose a 3D multi-relaxation time (MRT) model for multiphase flows at
large density ratios. The proposed model is capable of adjusting the surface tension …

[HTML][HTML] A three-dimensional non-orthogonal multiple-relaxation-time phase-field lattice Boltzmann model for multiphase flows at large density ratios and high …

G Wang, J Yang, T Lei, J Chen, Q Wang… - … of Multiphase Flow, 2023 - Elsevier
… simulate challenging multiphase flow problems, especially realistic multiphase flows at large
density ratios and high Reynolds numbers. For high density ratio (∼ 10 3 ) multiphase flow, …

A phase-field-based multiple-relaxation-time lattice Boltzmann method for incompressible multiphase flows with density and viscosity contrasts

X Yuan, Y Wu, C Zhang, Z Chai, B Shi - Computers & Mathematics with …, 2023 - Elsevier
… a block-lower-triangular relaxation matrix is introduced. The … The governing equations
of incompressible multiphase flowsmultiphase flow problems with large density ratio (1000). …

A unified lattice Boltzmann model and application to multiphase flows

KH Luo, L Fei, G Wang - Philosophical Transactions of …, 2021 - royalsocietypublishing.org
… (SRT) model, in which all the distribution functions relax to their … An improved model is the
multiple relaxation time (MRT) operator… Individual relaxation times could be used for different …

Kinetic-based multiphase flow simulation

W Li, D Liu, M Desbrun, J Huang… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
relaxation time, both conspiring to create artificially large velocities near interfaces and
thus ruining both accuracy and stability. We introduce a fix for each issue, and show that the …