[HTML][HTML] Research progresses and prospects of vortex cavitation dynamics

C Huaiyu, JI Bin, L Xinping, P Xiaoxing - 力学进展, 2024 - lxjz.cstam.org.cn
Vortex cavitation, a cavitation phenomenon that occurs at the vortex center on propeller
blades, often appears first on propeller prototypes. Once it occurs, it will seriously affect the …

Cavitation inception noise excited by a tip leakage vortex with various gap sizes: A Eulerian–Lagrangian investigation

B Ji, X Wang, X Bai, H Cheng, X Peng - Physics of Fluids, 2023 - pubs.aip.org
In this paper, the noise characteristics of tip leakage vortex cavitation (TLVC) inception are
numerically investigated using a previously developed hybrid Eulerian–Lagrangian model …

Large-eddy simulation of cavitation inception in a shear flow

FL Brandao, K Mahesh - International Journal of Multiphase Flow, 2022 - Elsevier
We present a numerical study of inception in the shear layer of a backward-facing step
under the same conditions as experiments (Agarwal et al., 2018). The velocity field is shown …

Nucleation and cavitation number effects on tip vortex cavitation dynamics and noise

MT Khoo, JA Venning, BW Pearce, PA Brandner - Experiments in Fluids, 2021 - Springer
The spatial and acoustic characteristics of tip vortex cavitation (TVC) inception were
measured in a cavitation tunnel. Numerous cavitation events were recorded to reveal the …

Nucleation and cavitation inception in high Reynolds number shear layers

ESC Allan, L Barbaca, JA Venning, PS Russell… - Physics of …, 2023 - pubs.aip.org
The influence of nucleation on cavitation inception in a high Reynolds number shear layer in
the wake of a backward-facing step was experimentally investigated in a water tunnel. The …

Large-eddy simulation of elliptic hydrofoil tip vortex cavitation under incipient conditions

FL Brandao, P Kumar, K Mahesh - International Journal of Multiphase Flow, 2024 - Elsevier
Large-eddy simulation (LES) is used to simulate flow over a three-dimensional elliptical
hydrofoil at 12 degrees angle of attack and Reynolds numbers (R e) of 9× 1 0 5 and 1. 4× 1 …

Experimental characterization of the flowfield and cavitation physics of a tip-loaded hydrofoil

JJ Koncoski, XIA Yang, RF Kunz, AS Nickels… - Physics of …, 2023 - pubs.aip.org
This paper reports an experimental study of tip vortex flowfield and cavitation inception of a
tip-loaded hydrofoil. Vortex strength, wandering, and turbulence statistics are characterized …

Numerical study of multiscale cavitating flow around a hydrofoil

T Beichen, L Linmin, C Jie, H Biao… - Chinese Journal of …, 2022 - lxxb.cstam.org.cn
The multiscale effect of cavitation is a complex hydrodynamic phenomenon involving
macroscale cavitation, microscale cavitation bubbles and transformation between scales …

[HTML][HTML] Mechanisms for diffusion-driven growth of cavitating wing-tip vortices

S Nanda, J Westerweel, T van Terwisga… - International Journal of …, 2022 - Elsevier
Following their inception, vortex cavities emanating from stationary wing tips in cavitation
tunnels are often observed to grow. These effects are usually attributed to the free and …

Dynamic hysteresis process in tip vortex cavitation

JW Jiang, CM Xie, DZ Wu, ZF Qian, L Li, LH Xu… - Physics of …, 2024 - pubs.aip.org
In this Letter, experiments are conducted on tip vortex cavitation (TVC) over a stationary
elliptical hydrofoil with the cross section of NACA (National Advisory Committee for …