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 …

Characterization of the wake of a submarine propeller via large-eddy simulation

A Posa, R Broglia, M Felli, M Falchi, E Balaras - Computers & fluids, 2019 - Elsevier
Results of large-eddy simulations of a submarine propeller in open-water (isolated)
configuration are presented for three load conditions. An immersed boundary approach is …

Near-surface self propulsion of a generic submarine in calm water and waves

PM Carrica, Y Kim, JE Martin - Ocean Engineering, 2019 - Elsevier
We present a study of the response of the generic Joubert BB2 geometry self-propelled near
the free surface, using a dynamic overset methodology with discretized propeller and control …

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 …

Underwater radiated noise prediction for a submarine propeller in different flow conditions

MC Özden, AY Gürkan, YA Özden, TG Canyurt… - Ocean …, 2016 - Elsevier
Abstract International Maritime Organisation (IMO) and other bodies have been trying to set-
up guidelines and regulations to reduce/limit noise levels at sea which influence marine life …

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 …

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 …

Vibro-acoustic characteristics of a coupled pump-jet–shafting system–SUBOFF model under distributed unsteady hydrodynamics by a pump-jet

Z Su, S Shi, X Huang, Z Rao, H Hua - Ocean Engineering, 2021 - Elsevier
This study presents the unsteady hydrodynamics of the excitations from a pump-jet running
in the wake of a SUBOFF model and the vibro-acoustic characteristics of a coupled pump-jet …

[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 …

Unsteady hydrodynamics of blade forces and acoustic responses of a model scaled submarine excited by propeller's thrust and side-forces

Y Wei, Y Wang - Journal of Sound and Vibration, 2013 - Elsevier
This study presents the unsteady hydrodynamics of the excitations from a 5-bladed propeller
at two rotating speeds running in the wake of a small-scaled submarine and the behavior of …