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, …

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…

[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, …

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 …

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 …

Assessment of multiple relaxation time-lattice Boltzmann method framework for non-Newtonian fluid flow simulations

M Bisht, DV Patil - European Journal of Mechanics-B/Fluids, 2021 - Elsevier
… method (LBM) with multiple-relaxation-time (MRT) collision is employed to assess the non-Newtonian
fluid models for standard two-dimensional benchmarks flow configurations. A two-…

Phase separation modeling of water transport in polymer electrolyte membrane fuel cells using the Multiple-Relaxation-Time lattice Boltzmann method

S Park, MH Kim, S Um - Chemical Engineering Journal, 2024 - Elsevier
… reaction-coupled multiphase equations. Moreover, … relaxation time τ f in the LBM flow is
correlated with the kinematic viscosity as follows:(43) ν = c s 2 Δ t ( τ f - 0.5 ) where Δ t is the time

Entropic multi-relaxation-time lattice Boltzmann model for large density ratio two-phase flows

SA Hosseini, B Dorschner, IV Karlin - arXiv preprint arXiv:2201.12404, 2022 - arxiv.org
… a multiple relaxation time entropic realization of a two-phase flow … While the original model
with a single relaxation time allows us to … Entropic lattice pseudo-potentials for multiphase flow

A decoupled and stabilized lattice Boltzmann method for multiphase flow with large density ratio at high Reynolds and Weber numbers

Y Wu, N Gui, X Yang, J Tu, S Jiang - Journal of Computational Physics, 2021 - Elsevier
… between relaxation times and viscosity is decoupled to remove the O( u 3 ) errors in the
original model, and thus a stabilization strategy is proposed by adjusting relaxation times without …

A relaxation scheme for a hyperbolic multiphase flow model-Part I: Barotropic EOS

K Saleh - ESAIM: Mathematical Modelling and Numerical …, 2019 - esaim-m2an.org
… Regarding the multiphase flow model considered in the present paper, the relaxation scheme
is compared to Rusanov’s scheme, the only scheme presently available. As expected, for …