A robust incompressible Navier-Stokes solver for high density ratio multiphase flows

N Nangia, BE Griffith, NA Patankar… - Journal of Computational …, 2019 - Elsevier
This paper presents a robust, adaptive numerical scheme for simulating high density ratio
and high shear multiphase flows on locally refined staggered Cartesian grids that adapt to …

A consistent adaptive level set framework for incompressible two-phase flows with high density ratios and high Reynolds numbers

Y Zeng, H Liu, Q Gao, A Almgren, APS Bhalla… - Journal of Computational …, 2023 - Elsevier
We develop a consistent adaptive framework in a multilevel collocated grid layout for
simulating two-phase flows with adaptive mesh refinement (AMR). The conservative …

Basic verification of a numerical framework applied to a morphology adaptive multifield two‐fluid model considering bubble motions

R Meller, F Schlegel, D Lucas - International Journal for …, 2021 - Wiley Online Library
A morphology adaptive modeling framework is derived that is able to handle
computationally efficiently dispersed as well as resolved interfacial structures coexisting in …

Derivation and stability analysis of two-fluid model equations for bubbly flow with bubble oscillations and thermal damping

T Ayukai, T Kanagawa - International Journal of Multiphase Flow, 2023 - Elsevier
The two-fluid model with bubble oscillations, proposed by Egashira et al.(2004), can explain
the properties of cavitating bubbly flow and pressure wave propagation in the bubbly liquid …

Hydrodynamics study of bubbly flow in a top-submerged lance vessel

Y Wang, M Vanierschot, L Cao, Z Cheng… - Chemical Engineering …, 2018 - Elsevier
Free surfaces of large bubbles are involved in gas injection into liquid through a top-
submerged lance. The Volume of Fluid (VOF) multiphase model is chosen to simulate these …

An improved multi-scale two phase method for bubbly flows

X Zhang, J Wang, D Wan - International Journal of Multiphase Flow, 2020 - Elsevier
Multiple spatial scale is an important characteristic of two phase flow phenomena. The micro-
scale and macro-scale flow structures are obviously different in flow state and have different …

A parallel cell-centered adaptive level set framework for efficient simulation of two-phase flows with subcycling and non-subcycling

Y Zeng, A Xuan, J Blaschke, L Shen - Journal of Computational Physics, 2022 - Elsevier
We develop a unified adaptive level set (LS) framework using the multi-level collocated grid
for incompressible two-phase flows. This framework allows us to advance all variables level …

SPH simulations of the behavior of the interface between two immiscible liquid stirred by the movement of a gas bubble

S Natsui, R Nashimoto, H Takai, T Kumagai… - Chemical Engineering …, 2016 - Elsevier
The transient behavior of the immiscible two liquids interface, which is initiated by the rising
gas bubble was investigated using Smoothed Particle Hydrodynamics (SPH) model. This …

Comparison of interface description methods available in commercial CFD software

AA Barral Jr, RB Minussi, C Alves - Journal of Applied Fluid …, 2019 - jafmonline.net
This study addresses the characteristics of the interpolation functions and interface
reconstruction routines for the VOF–Volume of Fluid method available in the commercial …

Openfoam-hybrid: A morphology adaptive multifield two-fluid model

F Schlegel, R Meller, B Krull, R Lehnigk… - Nuclear Science and …, 2023 - Taylor & Francis
Industrial multiphase flows are typically characterized by coexisting morphologies. Modern
simulation methods are well established for dispersed [eg, Euler-Euler (EE)] or resolved [eg …