Rayleigh–Taylor and Richtmyer–Meshkov instabilities: a journey through scales

Y Zhou, RJR Williams, P Ramaprabhu, M Groom… - Physica D: Nonlinear …, 2021 - Elsevier
Hydrodynamic instabilities such as Rayleigh–Taylor (RT) and Richtmyer–Meshkov (RM)
instabilities usually appear in conjunction with the Kelvin–Helmholtz (KH) instability and are …

Efficient IMEX and consistently energy-stable methods of diffuse-interface models for incompressible three-component flows

J Yang, J Wang, Z Tan, J Kim - Computer Physics Communications, 2023 - Elsevier
In this study, we consider the numerical approximation of incompressible three-component
fluids, in which the fluid interfaces are captured by ternary Cahn–Hilliard equations and the …

Numerical study of the ternary Cahn–Hilliard fluids by using an efficient modified scalar auxiliary variable approach

J Yang, J Kim - Communications in Nonlinear Science and Numerical …, 2021 - Elsevier
Herein, we propose linear, decoupled, and energy dissipation-preserving schemes for the
ternary Cahn–Hilliard (CH) fluid models by using a modified scalar auxiliary variable …

Study of the effect of magnetic field characteristics on Rayleigh-Taylor instability with density gradient layers

C Peng, M Chu, Y Song, J Deng, J Wu - Computers & Fluids, 2023 - Elsevier
Inertial confinement fusion (ICF) is a possible path of fusion technology for fusion ignition,
but during the implosion of a magnetized plasma target by compression, the magnetic …

Numerical study of incompressible binary fluids on 3D curved surfaces based on the conservative Allen–Cahn–Navier–Stokes model

J Yang, J Kim - Computers & Fluids, 2021 - Elsevier
In this article, we propose a practical and highly efficient finite difference approach for two-
phase fluid simulations on three-dimensional (3D) surfaces. The hydrodynamically coupled …

CFD studies on the high-viscosity oil-water two-phase flow in a horizontal pipe

B Jalaali, E Kumolosari, O Dinaryanto - AIP Conference Proceedings, 2023 - pubs.aip.org
In order to enhance the understanding of co-current oil-water flow behavior in a horizontal
pipe, CFD studies of the oil-water transient model flow were carried out. In the present work …

Investigating the effects of viscosity and density ratio on the numerical analysis of Rayleigh-Taylor instability in two-phase flow using Lattice Boltzmann method: From …

B Jalaali, MRE Nasution, KA Yuana… - Applied Mathematics and …, 2021 - Elsevier
The gravitational liquid-liquid two-phase flow was numerically investigated by using lattice
Boltzmann method (LBM). The method was implemented for analyzing a model of Rayleigh …

Transient Lattice Boltzmann Numerical Simulation during the Dewetting of Liquid Droplet on a Flat Surface

KA Yuana, P Andreanto, EP Budiana - Computers & Fluids, 2023 - Elsevier
This study examines transient behavior during the dewetting of a liquid film on a flat surface
under a static contact angle condition using the pseudo-potential Lattice Boltzmann Method …

Numerical study of high viscous oil-water multiphase flows in a horizontal pipe using the AIAD model

B Jalaali, O Dinaryanto, MRE Nasution - AIP Conference Proceedings, 2024 - pubs.aip.org
In the present work, the high viscous oil-water multiphase flows have been simulated using
the Interfacial Area Density (AIAD) model, while the turbulence model was performed using …

Modelling of Multiphase and Multicomponent Flows at High-Density and High-Viscosity Contrasts By Lattice Boltzmann Methods

E Enan - 2022 - search.proquest.com
Numerical modelling of multiphase flows remains a challenging subject in fluid mechanics.
Multiphase and multicomponent flows are predominant in nature. Such applications are like …