Influence of propulsion shafting longitudinal vibration on the excitation force and vortex dynamics characteristics of pump-jet propulsor

D Zou, L Xue, Q Lin, J Xu, X Dong, N Ta, Z Rao - Ocean Engineering, 2024 - Elsevier
Pump-jet propulsors are inevitably affected by shafting vibrations in actual operating
conditions, especially the longitudinal bearing force, which is the main inducing factor of hull …

Numerical analysis of the influence of hull-modulated inflow on unsteady force fluctuations and vortex dynamics of pump-jet propulsor

L Xue, Y Yang, D Zou, X Dong, N Ta, Z Rao - Physics of Fluids, 2023 - pubs.aip.org
The influence of the hull-modulated inflow on the propulsion performance of the propeller is
related to the matching design of the propeller–hull system. In the present study, considering …

CFD study of propeller tip vortex cavitation

YX Zhang, YX Zhu, L Zhang, ZT Yang, YL Li - International Journal of …, 2025 - Elsevier
Tip vortex cavitation (TVC) caused by a marine propeller is a complex cavitating flow
phenomenon, often featured by long helical trajectories making it challenging to simulate …

Comparison study of the vortical structures in the wake of a rim-driven thruster and a ducted propeller in bollard conditions

B Liu, X Yan, W Ouyang, M Vanierschot - Ocean Engineering, 2024 - Elsevier
This paper studies the vortical structures found in the wake of a ducted propeller (DP) and a
rim-driven thruster (RDT) in bollard conditions. Despite a good understanding of the vortical …

Influence of Load Conditions on the Propeller Wake Evolution

D Yu, L Wang, H Liu, M Cui - Journal of Marine Science and Engineering, 2023 - mdpi.com
The present work presents numerical research on the wake flows behind a propeller
operating under three advance coefficients. Large eddy simulations are adopted to obtain …