Numerical study on strong nonlinear interactions between spark-generated underwater explosion bubbles and a free surface

TH Phan, VT Nguyen, WG Park - International Journal of Heat and Mass …, 2020 - Elsevier
In this study, strong nonlinear interactions of one and two underwater explosion bubbles
with a free surface are numerically studied using an axisymmetrical fully compressible three …

A review of preconditioning and artificial compressibility dual-time navier–stokes solvers for multiphase flows

VT Nguyen, WG Park - Fluids, 2023 - mdpi.com
This review paper aims to summarize recent advancements in time-marching schemes for
solving Navier–Stokes (NS) equations in multiphase flow simulations. The focus is on dual …

Numerical study on dynamics of an underwater explosion bubble based on compressible homogeneous mixture model

TH Phan, VT Nguyen, WG Park - Computers & Fluids, 2019 - Elsevier
A compressible homogeneous mixture model was adopted to numerically investigate the
dynamics of an underwater explosion bubble. The bubble-water interfaces were captured by …

Numerical analysis of an unsteady natural cavitating flow around an axisymmetric projectile under various free-stream temperature conditions

TH Phan, JG Shin, VT Nguyen, TN Duy… - International Journal of …, 2021 - Elsevier
Here, an unsteady natural cavitating flow around an axisymmetric projectile is
computationally studied using a homogeneous multiphase approach. The numerical models …

An investigation of interface-sharpening schemes for multi-phase mixture flows

DA Cassidy, JR Edwards, M Tian - Journal of Computational Physics, 2009 - Elsevier
This work evaluates several approaches for sharp phase interface-capturing in
computations of multi-phase mixture flows. Attention is focused on algebraic interface …

[PDF][PDF] Multiphase CFD modeling of developed and supercavitating flows

RF Kunz, JW Lindau, ML Billet… - VKI Special Course on …, 2001 - siglerdev.us
Engineering interest in natural and ventilated cavities about submerged bodies and in
turbomachinery has led researchers to study and attempt to model large scale cavitation for …

All-speed time-accurate underwater projectile calculations using a preconditioning algorithm

MD Neaves, JR Edwards - 2006 - asmedigitalcollection.asme.org
An algorithm based on the combination of time-derivative preconditioning strategies with low-
diffusion upwinding methods is developed and applied to multiphase, compressible flows …

Evaluation of a new scaling term in preconditioning schemes for computations of compressible cavitating and ventilated flows

CT Ha, WG Park - Ocean Engineering, 2016 - Elsevier
This paper presents the application of a dual-time stepping scheme to the computation of
unsteady cavitating and ventilated flows. The flows are modeled for multidimensional …

Numerical simulation of air–steam mixture condensation flows in a vertical tube

TH Phan, SS Won, WG Park - International Journal of Heat and Mass …, 2018 - Elsevier
In this study, a fully compressible three-phase numerical model for steam condensation flow
in the presence of air is presented. The model solves the Reynolds-averaged Navier–Stokes …

Numerical study on heat transfer effects of cavitating and flashing flows based on homogeneous mixture model

MS Jin, CT Ha, WG Park - International Journal of Heat and Mass Transfer, 2017 - Elsevier
A numerical study on heat transfer effects of cavitating and flashing flows was conducted by
employing a compressible homogeneous mixture approach. A dual-time preconditioned …