Vertically neutral collapse of a pulsating bubble at the corner of a free surface and a rigid wall

SM Li, AM Zhang, P Cui, S Li, YL Liu - Journal of Fluid Mechanics, 2023 - cambridge.org
Vertically neutral collapse of a pulsating bubble occurs when the boundaries above or
below the bubble balance the buoyancy effect over a pulsation. In this study, the vertically …

Thermodynamic effects on single cavitation bubble dynamics under various ambient temperature conditions

TH Phan, E Kadivar, VT Nguyen, O el Moctar… - Physics of …, 2022 - pubs.aip.org
Thermodynamic characteristics and their effects on single cavitation bubble dynamics are
important to elucidate the physical behaviors of cavitation phenomena. In this study …

Modeling of shock wave produced by collapse of cavitation bubble using a fully conservative multiphase model

VT Nguyen, TH Phan, WG Park - Physics of Fluids, 2023 - pubs.aip.org
In this study, we extensively validated the applicability of the fully conservative compressible
multiphase flow model to simulate the collapse of cavitation bubbles. The mathematical …

Numerical study of dynamics of cavitation bubble collapse near oscillating walls

QT Nguyen, VT Nguyen, TH Phan, TN Duy, SH Park… - Physics of …, 2023 - pubs.aip.org
This paper presents a numerical study of the dynamics of an initially spherical bubble
collapse near an oscillating rigid wall with a large amplitude; the wall oscillating amplitude is …

Study on the impact characteristics of underwater explosion bubble jets induced by plate structure

Y Zhang, L Liu, J Wang, K Tang, T Ma - Ocean Engineering, 2022 - Elsevier
The water jet produced by underwater explosion bubbles during the contraction stage can
produce a strong impact on the nearby structure, and its impact characteristics are …

Modeling of the bubble collapse with water jets and pressure loads using a geometrical volume of fluid based simulation method

VT Nguyen, TH Phan, TN Duy, DH Kim… - International Journal of …, 2022 - Elsevier
The dynamic behavior of bubble collapses, water jets, and pressure loads during the
collapse of the bubble near walls and a free surface were numerically investigated via a …

Numerical investigation of laser-induced cavitation bubble dynamics near a rigid surface based on three-dimensional fully compressible model

SH Park, TH Phan, WG Park - International Journal of Heat and Mass …, 2022 - Elsevier
Cavitation bubble dynamics include the releasing shock wave, violent jet impact, and
extremely local high temperature at the collapse phase. Notably, in the case of a bubble …

Numerical simulations of underwater explosions using a compressible multi-fluid model

W Yu, S Song, JI Choi - Physics of Fluids, 2023 - pubs.aip.org
We present a novel solver for simulating compressible multi-fluid multiphase flow in
underwater explosions (UNDEXs). The developed solver uses a modified version of Saurel's …

Numerical study of liquid jet and shock wave induced by two-bubble collapse in open field

X Yang, C Liu, J Li, Y Yang, M Zhao, C Hu - International Journal of …, 2023 - Elsevier
The shock waves and high-speed jets induced by the violent collapse of bubbles can cause
serious damage to nearby structures. To fully understand the shock wave and jet …

Study of underwater explosion near rigid cylinder column with numerical method

L Li, FN Airaudo, R Löhner - Ocean Engineering, 2023 - Elsevier
A finite volume method with five-equation model for multi-fluid is implemented in a three-
dimensional unstructured vertex centered code, FEFLO. Air, water, and high explosive (HE) …