Analysis of inflow conditions on the flow past a wall-mounted square cylinder with OpenFOAM

M Li, R Wang, X Guo, X Liu, L Wang - Computers & Fluids, 2024 - Elsevier
In this study, the flow mechanisms around wall-mounted structures was numerically
investigated using Large Eddy Simulation (LES). A comparison was made between the …

Numerical investigation of parameters influencing the turbulence-ingesting noise of a ten-bladed propeller

D Qin, O Stalnov, X Huang - Ocean Engineering, 2024 - Elsevier
The noise generated by a propeller operating in a turbulent wake is known as turbulence-
ingesting noise, which is numerically studied for a classical ten-bladed Sevik propeller …

[HTML][HTML] Large eddy simulation of a marine propeller with leading edge tubercles

A Posa, R Broglia, W Shi, M Felli - Physics of Fluids, 2024 - pubs.aip.org
The results of large eddy simulations on a cylindrical grid consisting of 5.8× 10 9 points are
reported, dealing with marine propellers with leading edge tubercles (LETs). They are …

Investigation on the induced electrical wakes generated by underwater vehicles

Q Chen, Y Xuan, Q Lin, Y Han, K Wei - Ocean Engineering, 2024 - Elsevier
The induced electrical wake generated by underwater vehicles in the conductive seawater
subject to the geomagnetic field can offer significant information for non-acoustic detection …

On the propeller wake evolution using large eddy simulations and physics-informed space-time decomposition

Z Zhang, P Sun, L Pan, T Zhao - Brodogradnja: An International …, 2024 - hrcak.srce.hr
Sažetak A novel modal analysis methodology, denoted as the physics informed sparsity-
promoting dynamic mode decomposition (pi-SPDMD) model, was introduced for the …

Numerical study on propeller hydrodynamic excitation influenced by torsional vibration of shaft system

CL Meng, ZJ Shuai, LY Dong, DH Wang… - Journal of Fluids and …, 2024 - Elsevier
Torsional vibration of the propulsion shaft system has a significant influence on the safety
and stability of marine navigation. Additionally, the resulting instantaneous fluctuation of …

[HTML][HTML] Interaction between the helical vortices shed by contra-rotating propellers

A Posa, A Capone, F Alves Pereira, F Di Felice… - Physics of …, 2024 - pubs.aip.org
Large eddy simulation is adopted to analyze the interaction between the tip vortices shed by
two contra-rotating propellers, by using a computational grid consisting of 4.6× 10 9 points …

[HTML][HTML] Influence of Free Surface on the Hydrodynamic and Acoustic Characteristics of a Highly Skewed Propeller

D Yu, Y Yu, S Yang - Journal of Marine Science and Engineering, 2024 - mdpi.com
The noise analysis of a large-scale aquaculture vessel reveals that during its navigation, the
primary equipment noise, particularly from the propeller, exerts a notable influence on the …

Investigation on the Vortex Dynamics in the Wake of a Rotating Propeller

H Huang, C Huang, X Liu - papers.ssrn.com
Using the IDDES method on a 48 million grid, numerical simulations of the E779A propeller
wake, noted for its strong tip vortex system, were conducted. This study compares the …