Computation of Deformable Interface Two‐Phase Flows: A Semi‐Lagrangian Finite Element Approach
Sign Up to like & getrecommendations! Published in 2024 at "International Journal for Numerical Methods in Fluids"
DOI: 10.1002/fld.5342
Abstract: This work aims at presenting a new computational approach to study two and three dimensional two‐phase flows and two dimensional coalescence phenomenon using direct numerical simulation. The flows are modeled by the incompressible Navier–Stokes equations,… read more here.
Keywords: interface; finite element; two phase; phase flows ... See more keywords
An ALE-FE method for two-phase flows with dynamic boundaries
Sign Up to like & getrecommendations! Published in 2020 at "Computer Methods in Applied Mechanics and Engineering"
DOI: 10.1016/j.cma.2020.112820
Abstract: Abstract The present work aims at developing a new flexible computational framework to simulate macro and microscale two-phase flows with dynamic boundaries. Such a technique is extremely useful for periodic and very large domains which… read more here.
Keywords: phase; phase flows; two phase; dynamic boundaries ... See more keywords
Numerical investigations of turbulent single-phase and two-phase flows in a diffuser
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Multiphase Flow"
DOI: 10.1016/j.ijmultiphaseflow.2020.103333
Abstract: Abstract This study presents numerical investigations of turbulent single-phase (water) and two-phase (air-water) flows in a horizontal diverging channel (diffuser), extending our previous experimental work (Mansour et al., 2018a). The main target is to examine and… read more here.
Keywords: numerical investigations; phase; phase flows; two phase ... See more keywords
Strong solutions to compressible–incompressible two-phase flows with phase transitions
Sign Up to like & getrecommendations! Published in 2020 at "Nonlinear Analysis: Real World Applications"
DOI: 10.1016/j.nonrwa.2020.103101
Abstract: We consider a free boundary problem of compressible-incompressible two-phase flows with phase transitions in general domains of $N$-dimensional Euclidean space (e.g. whole space; half-spaces; bounded domains; exterior domains). The compressible fluid and the incompressible fluid… read more here.
Keywords: phase flows; flows phase; phase; two phase ... See more keywords
Application of radial basis function in densitometry of stratified regime of liquid-gas two phase flows
Sign Up to like & getrecommendations! Published in 2017 at "Radiation Measurements"
DOI: 10.1016/j.radmeas.2017.03.001
Abstract: Abstract In this paper, a novel method is proposed for predicting the density of liquid phase in stratified regime of liquid-gas two phase flows by utilizing dual modality densitometry technique and artificial neural network (ANN)… read more here.
Keywords: stratified regime; phase; phase flows; liquid ... See more keywords
Analysis of choked two-phase flows of gas and particle in a C-D nozzle
Sign Up to like & getrecommendations! Published in 2017 at "Theoretical and Applied Mechanics Letters"
DOI: 10.1016/j.taml.2017.11.005
Abstract: Abstract Particle–gas two-phase flows show significantly different behaviors compared to single gas flow through a convergent–divergent nozzle. Non-equilibrium effects, thermal and velocity lag results to the inefficiency of nozzle performance. In the present studies, theoretical… read more here.
Keywords: phase flows; two phase; gas; model ... See more keywords
Mixture theory for diffuse interface models of two-phase flows
Sign Up to like & getrecommendations! Published in 2024 at "Journal of Fluid Mechanics"
DOI: 10.1017/jfm.2024.638
Abstract: Abstract Diffuse interface models are an important class of models used to describe multi-phase flows. In the case of incompressible viscous fluids there are a number of different diffuse interface models which have been known… read more here.
Keywords: diffuse interface; interface models; mixture theory; phase flows ... See more keywords
A high-efficiency smoothed particle hydrodynamics model with multi-cell linked list and adaptive particle refinement for two-phase flows
Sign Up to like & getrecommendations! Published in 2021 at "Physics of Fluids"
DOI: 10.1063/5.0052030
Abstract: The smoothed particle hydrodynamics method has been applied in modeling violent flows with the free surface. Much effort has been made in reducing the computational costs in simulating the three-dimensional two-phase flows with the violently… read more here.
Keywords: phase flows; two phase; hydrodynamics; smoothed particle ... See more keywords
A Momentum-Conserving Weakly Compressible Navier–Stokes Solver for Simulation of Violent Two-Phase Flows with High Density Ratio
Sign Up to like & getrecommendations! Published in 2022 at "International Journal of Computational Fluid Dynamics"
DOI: 10.1080/10618562.2023.2202391
Abstract: A consistent and conservative formulation for mass and momentum transport is proposed in the context of simulating incompressible two-phase flows by using weakly compressible method. Combined with the evolving pressure projection method to prevent oscillation… read more here.
Keywords: phase flows; violent two; weakly compressible; momentum ... See more keywords
Phase-field lattice Boltzmann model with adjustable bulk viscosity for quasi-incompressible two-phase flows.
Sign Up to like & getrecommendations! Published in 2025 at "Physical review. E"
DOI: 10.1103/cmsz-fthn
Abstract: In this paper, a lattice Boltzmann model with a single-relaxation-time collision operator is proposed for two-phase flows at high Reynolds numbers based on the quasi-incompressible phase-field theory. The proposed model consists of two lattice Boltzmann… read more here.
Keywords: quasi incompressible; two phase; model; phase flows ... See more keywords
Separate-phase model and its lattice Boltzmann algorithm for liquid-vapor two-phase flows in porous media.
Sign Up to like & getrecommendations! Published in 2019 at "Physical review. E"
DOI: 10.1103/physreve.99.053302
Abstract: In this article, we formulate a set of the separate-phase governing equations at the representative-elementary-volume scale and develop its double-distribution function lattice Boltzmann (LB) algorithm to describe liquid-vapor two-phase flows with or without phase change… read more here.
Keywords: lattice boltzmann; phase flows; porous media; two phase ... See more keywords