A review on the turbulence modelling strategy for ship hydrodynamic simulations

B Pena, L Huang - Ocean Engineering, 2021 - Elsevier
Ship operations are accompanied by turbulent regimes that play a significant role in the
hydrodynamic characteristics. With the ongoing development of computational technologies …

Submarine propeller computations and application to self-propulsion of DARPA Suboff

N Chase, PM Carrica - Ocean Engineering, 2013 - Elsevier
Simulations of the submarine propeller E1619 using the overset flow solver CFDShip-Iowa
V4. 5 are presented. Propeller open water curves were obtained for two grids for a wide …

Large-eddy simulations of a notional submarine in towed and self-propelled configurations

A Posa, E Balaras - Computers & Fluids, 2018 - Elsevier
The present study reports results of Large Eddy Simulations (LES) in towed and self-
propelled conditions for the DARPA SUBOFF (DSub), a notional submarine geometry, at a …

Flow over a hydrofoil in the wake of a propeller

A Posa, R Broglia, E Balaras - Computers & Fluids, 2020 - Elsevier
Abstract Large Eddy Simulations are reported on the flow around a rudder operating in the
wake of a propeller. Results demonstrate the production of important spanwise flows within …

Evolutions of hydrodynamic and electromagnetic wakes induced by underwater vehicles

Q Chen, Y Xuan, Q Lin, Y Han, K Wei - Applied Ocean Research, 2023 - Elsevier
The electromagnetic wake induced by the movement of stratified conductive seawater in the
presence of the geomagnetic ambiance contains vital information for non-acoustic detection …

A DES-based study of the flow around the self-propelled DARPA Suboff working in deep immersion and beneath the free-surface

A Lungu - Ocean Engineering, 2022 - Elsevier
A series of numerical studies on an underwater vehicle performances, aimed at enhancing
the accuracy of CFD application solutions is presented. The appended DARPA (Defense …

[PDF][PDF] Simulations of the DARPA Suboff submarine including self-propulsion with the E 1619 propeller

N Chase - Masters Abstracts International, 2012 - iro.uiowa.edu
Simulations of the DARPA Suboff submarine and the submarine propeller E1619 using the
overset flow solver CFDShip-Iowa V4. 5 are presented. The hull was tested in a straight …

LES study of the wake features of a propeller in presence of an upstream rudder

A Posa, R Broglia, E Balaras - Computers & Fluids, 2019 - Elsevier
Abstract Large-Eddy Simulations were carried out on a notional submarine propeller in
presence of a disturbance at the inflow, associated to the wake of an upstream hydrofoil …

Numerical research on the influence of sail leading edge shapes on the hydrodynamic noise of a submarine

X Wang, Q Huang, G Pan - Applied Ocean Research, 2021 - Elsevier
As a protruding part of submarine surfaces, sails will produce large hydrodynamic noise
under the impact of water flow. To reduce the noise generated by the sail, the effects of …

Assessment of RANS and DES turbulence models for the underwater vehicle wake flow field and propeller excitation force

Y Jiang, Y Li, C Wu, W Qing, G Zhang - Journal of Marine Science and …, 2021 - Springer
Numerical simulations of underwater vehicle wake flow field and propeller excitation force
were performed to evaluate the performance of the k-ω SST RANS and k-ω IDDES …