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 …

A coupled smoothed particle hydrodynamics-finite volume method for three-dimensional modeling of bubble dynamics

MK Li, A Zhang, FR Ming, YX Peng - Physics of Fluids, 2023 - pubs.aip.org
Bubble pulsation is a characteristic multiphase compressible flow, which involves periodic
oscillation and strong pressure wave and is vulnerable to boundary conditions. The …

Study on the flooding characteristics of a deep-water submarine based on δ plus-smoothed particle hydrodynamics method and graphic processing units acceleration

H Chen, FR Ming, SL Sun, A Zhang - Physics of Fluids, 2024 - pubs.aip.org
The process of a damaged ship flooding is a complicated free surface flow problem. There is
a complex coupling effect between the ship cabin and the flow inside and outside of the …

Comparison of vortex cut and vortex ring models for toroidal bubble dynamics in underwater explosions

L Han, T Zhang, D Yang, R Han, S Li - Fluids, 2023 - mdpi.com
The jet impact from a collapsing bubble is an important mechanism of structural damage in
underwater explosions and cavitation erosion. The Boundary Integral Method (BIM) is widely …

Simulation of underwater shaped charge jet formation and penetration of metal plates by coupling Riemann-updated Lagrangian particle hydrodynamics and …

J Han, S Li, WT Liu, J Yan - Ocean Engineering, 2024 - Elsevier
The shaped charge jet (SCJ) is a devised physical phenomenon that involves high-speed
collision of material particles, fluid–structure interaction, dynamic fracture, and complex large …

An Axisymmetric Adaptive Multiresolution SPH for Modeling Strongly Compressible Multiphase Flows

L Xiao, T Long - Journal of Marine Science and Application, 2024 - Springer
Multiphase flows widely exist in various scientific and engineering fields, and strongly
compressible multiphase flows commonly occur in practical applications, which makes them …