[HTML][HTML] Underwater radiated noise from marine vessels: A review of noise reduction methods and technology

TA Smith, J Rigby - Ocean Engineering, 2022 - Elsevier
Marine anthropogenic noise has increased significantly over the past few decades, and a
growing body of research is highlighting the negative impacts this is having on marine eco …

[HTML][HTML] Cavitation control using passive flow control techniques

M Zaresharif, F Ravelet, DJ Kinahan, Y Delaure - Physics of Fluids, 2021 - pubs.aip.org
Passive flow control techniques, and particularly vortex generators have been used
successfully in a broad range of aero-and hydrodynamics applications to alter the …

Numerical investigation of how gap size influences tip leakage vortex cavitation inception using a Eulerian–Lagrangian method

X Wang, X Bai, H Cheng, B Ji, X Peng - Physics of Fluids, 2023 - pubs.aip.org
This paper investigates the effect of gap size on the inception of tip leakage vortex cavitation
(TLVC) with a hybrid Eulerian–Lagrangian model. Good agreement is achieved between the …

Numerical prediction of cavitation erosion risk in an axisymmetric nozzle using a multi-scale approach

Z Wang, H Cheng, B Ji - Physics of Fluids, 2022 - pubs.aip.org
In the present study, a two-way coupling Eulerian–Lagrangian approach is developed to
assess the cavitation erosion risk in an axisymmetric nozzle. Macroscopic cavitation …

Propeller–duct interaction on the wake dynamics of a ducted propeller

J Gong, J Ding, L Wang - Physics of Fluids, 2021 - pubs.aip.org
The propeller–duct interaction on the wake dynamics of a ducted propeller is numerically
investigated via detached eddy simulations. The blade–blade interference and blade–duct …

Spatial-temporal evolution of tip leakage cavitation with double-hump in a mixed flow pump with tip clearance

Y Han, L Tan - Physics of Fluids, 2023 - pubs.aip.org
Tip clearance in pump induces tip leakage vortex (TLV), which interacts with the main flow
and leads to instability of flow pattern and decrease in pump performance. In this work, a …

Numerical investigation of cavitating tip vortex dynamics and how they influence the acoustic characteristics

X Wang, X Bai, H Cheng, B Ji, X Peng - Physics of Fluids, 2023 - pubs.aip.org
The surface waves traveling on tip vortex cavities are one of the main contributors to
underwater radiated noise (URN). However, these waves cannot be easily predicted …

Anisotropy of turbulence at the core of the tip and hub vortices shed by a marine propeller

A Posa - Journal of Fluid Mechanics, 2023 - cambridge.org
Large-eddy simulation on a grid consisting of 5 billion points was utilized to study the
properties of turbulence at the core of the tip and hub vortices shed by a marine propeller …

The dynamics of the tip and hub vortices shed by a propeller: Eulerian and Lagrangian approaches

A Posa, R Broglia, E Balaras - Computers & Fluids, 2022 - Elsevier
Abstract Large Eddy Simulation on a grid composed of 3.8 billion points is utilized to
reproduce the wake of a marine propeller. Results are compared against Particle Imaging …

Experiment investigation of the tip vortex cavitation around a pitching hydrofoil

L Wang, P Wang, K Wu, H Wang, B Huang, D Wu - Physics of Fluids, 2023 - pubs.aip.org
Experimental research was carried out to investigate the characteristics of tip vortex
cavitation (TVC) caused by tip vortex in an oscillating hydrofoil. Shanghai Shipping and …