Investigation of cavitation shedding mechanisms including reentrant jet and shock wave by Eulerian–Lagrangian multiscale simulation

L Li, X Cheng, Z Zhu, X Sun, X Zhang - Physics of Fluids, 2024 - pubs.aip.org
Sheet-to-cloud cavitation in a Venturi pipe is investigated experimentally and numerically in
this work. The multiscale vapor structures are simulated by Eulerian–Lagrangian multiscale …

Numerical prediction of cavitation nuisance on hydrofoils: Combined analysis of cavity dynamics and the aggressiveness of collapsing cavitating structures

F Hong, E Lei, H Xue, K Xiang, Z Shao, J Jia… - Physics of …, 2024 - pubs.aip.org
The unsteady cavitating flow past a three-dimensional twisted hydrofoil is numerically
investigated by a large eddy simulation to obtain in-depth insight into the bubble dynamics …

On unsteady cavitation flow of a high-speed submerged water jet based on data-driven modal decomposition

R Zhu, X Zhang, H Zhu, C Zhang, S Pan - Ocean Engineering, 2024 - Elsevier
Harnessing the destructive effect of cavitation, high-speed submerged cavitating water jets
have a wide range of engineering applications. However, the characteristics of complex …

A comprehensive investigation of uncertainties in cavitating waterjet experiments

O Usta - Applied Ocean Research, 2024 - Elsevier
This paper systematically examines the sources of uncertainty in cavitating waterjet test
setups and provides illustrative case studies to conduct thorough uncertainty analyses for …

[HTML][HTML] A study on the hydroacoustic characterisation of a cavitating propeller by dynamic adaptive mesh refinement technique

ÇS Köksal, B Aktas, M Atlar, E Korkut - Journal of Sound and Vibration, 2024 - Elsevier
Underwater radiated noise (URN) of a marine propeller has received significant interest in
recent decades due to its implications on marine fauna. Therefore, an accurate prediction of …

Coherent structure analysis of cavitation waterjets using dynamic mode decomposition

Z Fang, W Hou, S Fan, X Guo, Y Chen - Physics of Fluids, 2024 - pubs.aip.org
This study analyzes the influence of nozzle geometry on the vortex and cavitation cloud
structures. The differences between the coherent structures of the Helmholtz nozzle, organ …

A comparison of Helmholtz oscillators with differently shaped petal nozzles

X Li, X Cheng, W Hou, S Fan, X Guo, C Ma, Z Fang - Physics of Fluids, 2024 - pubs.aip.org
This study analyzes the effect of nozzle geometry on the dynamic characteristics of water
jets. The flow characteristics of Helmholtz oscillators with three different nozzle shapes (four …

Jet Impact During Bubble Collapse Near a Local Bump on a Solid Wall

TS Guseva - Lobachevskii Journal of Mathematics, 2024 - Springer
The jet impact process during the nonspherical bubble collapse near a local bump on a
solid wall has been studied in detail using the CIP-CUP method to solve the Euler …

Numerical Investigation of a High-Speed Submerged Cavitating Water Jet Based on Different Turbulence Models

R Zhu, X Zhang, H Zhu, S Pan - International …, 2024 - asmedigitalcollection.asme.org
The high-speed submerged cavitating jet can serve as an effective tool for the removal of
ship fouling. Numerical simulations can provide guidance for the design of cavitating-jet …

[PDF][PDF] Coherent structure analysis of cavitation waterjets using dynamic mode decomposition

X Guo, Y Chen - guoxfr.github.io
This study analyzes the influence of nozzle geometry on the vortex and cavitation cloud
structures. The differences between the coherent structures of the Helmholtz nozzle, organ …