A unified lattice Boltzmann model and application to multiphase flows

KH Luo, L Fei, G Wang - Philosophical Transactions of …, 2021 - royalsocietypublishing.org
In this work, we develop a unified lattice Boltzmann model (ULBM) framework that can
seamlessly integrate the widely used lattice Boltzmann collision operators, including the …

Synthetic turbulence generator for lattice Boltzmann method at the interface between RANS and LES

X Xue, HD Yao, L Davidson - Physics of Fluids, 2022 - pubs.aip.org
The paper presents a synthetic turbulence generator (STG) for the lattice Boltzmann method
(LBM) at the interface of the Reynolds averaged Navier–Stokes (RANS) equations and the …

Improved hybrid Allen-Cahn phase-field-based lattice Boltzmann method for incompressible two-phase flows

X Liu, Z Chai, B Shi - Physical Review E, 2023 - APS
In this work we develop an improved phase-field based lattice Boltzmann (LB) method
where a hybrid Allen-Cahn equation (ACE) with a flexible weight instead of a global weight …

A mass-conserved fractional step axisymmetric lattice Boltzmann flux solver for incompressible multiphase flows with large density ratio

L Yang, C Shu, Y Yu, Y Wang, G Hou - Physics of Fluids, 2020 - pubs.aip.org
Most conventional axisymmetric multiphase lattice Boltzmann methods involve complicated
external source terms to model the axisymmetric effect. Besides, the break of mass …

A filter inspired by deep-sea glass sponges for oil cleanup under turbulent flow

Y Yu, C Ding, J Zhang, N Ren, CY Tang… - Nature …, 2025 - nature.com
Oil spill disasters lead to widespread and long-lasting social, economical, environmental
and ecological impacts. Technical challenges remain for conventional static adsorption due …

Phase-field lattice Boltzmann model for two-phase flows with large density ratio

S Zhang, J Tang, H Wu - Physical Review E, 2022 - APS
In this work, a lattice Boltzmann (LB) model based on the phase-field method is proposed for
simulating large density ratio two-phase flows. An improved multiple-relaxation-time (MRT) …

Linear hydrodynamics and stability of the discrete velocity Boltzmann equations

PA Masset, G Wissocq - Journal of Fluid Mechanics, 2020 - cambridge.org
The discrete velocity Boltzmann equations (DVBE) underlie the attainable properties of all
numerical lattice Boltzmann methods (LBM). To that regard, a thorough understanding of …

[HTML][HTML] Wall-modeled large-eddy simulation integrated with synthetic turbulence generator for multiple-relaxation-time lattice Boltzmann method

X Xue, HD Yao, L Davidson - Physics of Fluids, 2023 - pubs.aip.org
The synthetic turbulence generator (STG) lies at the interface of the Reynolds averaged
Navier–Stokes (RANS) simulation and large-eddy simulation (LES). This paper presents an …

Physics informed data-driven near-wall modelling for lattice Boltzmann simulation of high Reynolds number turbulent flows

X Xue, S Wang, HD Yao, L Davidson… - Communications …, 2024 - nature.com
Data-driven approaches offer novel opportunities for improving the performance of turbulent
flow simulations, which are critical to wide-ranging applications from wind farms and …

[HTML][HTML] A lattice Boltzmann study on Brownian diffusion and friction of a particle in a confined multicomponent fluid

X Xue, L Biferale, M Sbragaglia, F Toschi - Journal of Computational …, 2020 - Elsevier
We study the diffusivity of a small particle immersed in a square box filled with a non-ideal
multicomponent fluid in the presence of thermal fluctuations. Our approach is based on the …