Reduction-consistent axisymmetric lattice Boltzmann equation method for N-phase fluids

L Zheng, S Zheng, Q Zhai - Computers & Fluids, 2021 - Elsevier
We develop a reduction-consistent axisymmetric lattice Boltzmann equation method (LBE)
for hydrodynamics and interface capturing among N (N≥ 2) immiscible fluids with large …

Modeling Leidenfrost drops over heated liquid substrates

L Qiao, Z Zeng, H Xie, H Liu, L Zhang - … Journal of Heat and Mass Transfer, 2019 - Elsevier
To simulate Leidenfrost drops over a heated liquid pool (namely the liquid-substrate-based
(LSB) Leidenfrost drops), a model of evaporation phase change contained within a three …

An operator splitting method for the Cahn–Hilliard equation on nonuniform grids

G Lee, S Kwak, Y Choi, S Lee, S Kang, S Ham… - … & Mathematics with …, 2024 - Elsevier
In this study, we present an operator splitting method (OSM) for the Cahn–Hilliard (CH)
equation on a nonuniform mesh. The CH equation is a fourth-order partial differential …

[HTML][HTML] Physically consistent modelling of surface tension forces in the Volume-of-Fluid method for three or more phases

É Ruiz-Gutiérrez, J Hasslberger, M Klein… - Journal of …, 2024 - Elsevier
Multiphase numerical simulations have become a widely sought methodology for modelling
capillary flows due to their scientific relevance and multiple industrial applications. Much …

Original variables based energy-stable time-dependent auxiliary variable method for the incompressible Navier–Stokes equation

J Yang, Z Tan, J Kim - Computers & Fluids, 2022 - Elsevier
In this study, we develop an efficiently linear and energy-stable method for the
incompressible Navier–Stokes equation. A time-dependent Lagrange multiplier is …

Improved lattice Boltzmann model for moving contact-line with soluble surfactant

T Xu, X Bian, H Liang - Physics of Fluids, 2023 - pubs.aip.org
Modeling moving contact-line with surfactant has become a widely sought methodology due
to its scientific relevance and extensive applications. Within the phase field framework, we …

Dispersion Analysis and 3D Wavefield Modelling of Lattice Boltzmann Model

C Jiang, M Xia, H Zhou, J Tang, H Chen… - … on Geoscience and …, 2023 - ieeexplore.ieee.org
When the structure of the media is complex or there are strong interfaces, the simulated
seismic waves obtained by the traditional forward modeling methods are often difficult to fit …

Ternary fluid lattice Boltzmann simulation of dynamic interfacial tension induced by mixing inside microdroplets

H Wang, S Wang, Y Wang, Y Fu, Y Cheng - AIChE Journal, 2022 - Wiley Online Library
A ternary fluid color‐gradient lattice Boltzmann model is proposed to investigate the effect of
mixing‐induced dynamic interfacial tension on the diffusive mixing of two fluids inside …

Numerical simulations of the dynamics of axisymmetric compound liquid threads with a phase-field model

J Yang, Y Li, C Lee, J Kim - European Journal of Mechanics-B/Fluids, 2021 - Elsevier
We numerically study the dynamics of axisymmetric compound liquid threads with a phase-
field model. Compound threads consist of a middle annular thread enclosing an inner core …

A mass-conserving and volume-preserving lattice Boltzmann method with dynamic grid refinement for immiscible ternary flows

Q He, W Huang, Y Yin, Y Hu, D Li - Physics of Fluids, 2022 - pubs.aip.org
In this paper, a lattice Boltzmann model with dynamic grid refinement is proposed for
immiscible ternary flows, which is capable of conserving the total mass and preserving the …