Unsteady immiscible multiphase flow validation of a multiple-relaxation-time lattice Boltzmann method

S Leclaire, N Pellerin, M Reggio… - Journal of Physics A …, 2014 - iopscience.iop.org
… The lattice Boltzmann modeling of immiscible multiphase flows needs to be … flow
phases. From this perspective, the goal of this research is to introduce the multiple-relaxation-time

A hybrid phase field multiple relaxation time lattice Boltzmann method for the incompressible multiphase flow with large density contrast

JY Shao, C Shu - … Journal for Numerical Methods in Fluids, 2015 - Wiley Online Library
… field multiple relaxation time lattice Boltzmann method (LBM) is presented in this paper for
simulation of multiphase flows with large density contrast. In the present method, the flow field …

Hybrid multiple-relaxation-time lattice-Boltzmann finite-difference method for axisymmetric multiphase flows

JJ Huang, H Huang, C Shu, YT Chew… - Journal of Physics A …, 2013 - iopscience.iop.org
multiphase flows. The hydrodynamics is simulated by the lattice-Boltzmann equations with
the multiple-relaxation-time (MRT… -relaxation-time collision model for axisymmetric multiphase

Including nonequilibrium relaxation in models for rapid multiphase flow in wells

F Civan - SPE Production & Operations, 2006 - onepetro.org
… in terms of the relaxation time determined by the … local relaxation time along the well. It is
concluded that inclusion of nonequilibrium relaxation effects in models for rapid multiphase flow

Subsecond pore‐scale displacement processes and relaxation dynamics in multiphase flow

RT Armstrong, H Ott, A Georgiadis… - Water resources …, 2014 - Wiley Online Library
… scale multiphase flow and then we propose an approach to study subsecond flow processes
… Therefore, we speculate that the relaxation time could be indicative of fluid permeability at a …

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 …

Accurate Modeling of Relaxation Time and Liquid Holdup for Multiphase Flow in Production Wells

G Michel, F Civan - SPE Annual Technical Conference and Exhibition?, 2008 - onepetro.org
… to predict and characterize the nature of the relaxation time for hydrocarbon fluids. … applied
to the relaxation in the gas separation model for computing the relaxation time associated with …

[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). …