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

DOI10.1016/j.compfluid.2018.01.013zbMath1390.76209OpenAlexW2788912403MaRDI QIDQ1649680

Elias Balaras, Antonio Posa

Publication date: 28 June 2018

Published in: Computers and Fluids (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.compfluid.2018.01.013

zbMATH Keywords

propellersnaval hydrodynamicshub vortexsubmarines

Mathematics Subject Classification ID

Direct numerical and large eddy simulation of turbulence (76F65) Viscous vortex flows (76D17)

Related Items

The dynamics of the tip and hub vortices shed by a propeller: Eulerian and Lagrangian approaches ⋮ Direct simulation of flow field around SUBOFF in grid-generated turbulence with SWLBM ⋮ The wake structure of a propeller operating upstream of a hydrofoil ⋮ Characterization of the wake of a submarine propeller via large-eddy simulation ⋮ Flow over a hydrofoil in the wake of a propeller ⋮ Investigation of LES models for a stratified shear layer ⋮ A numerical investigation about the effects of Reynolds number on the flow around an appended axisymmetric body of revolution ⋮ On the origin of the drag force on dimpled spheres ⋮ An immersed boundary method coupled with a dynamic overlapping-grids strategy ⋮ LES study of the wake features of a propeller in presence of an upstream rudder

Cites Work

• Large eddy simulations in mixed-flow pumps using an immersed-boundary method
• Navier-Stokes simulations of flow past three-dimensional submarine models
• A simple boundary condition for unbounded hyperbolic flows
• Modeling complex boundaries using an external force field on fixed Cartesian grids in large-eddy simulations.
• Subgrid-scale stress modelling based on the square of the velocity gradient tensor
• An embedded-boundary formulation for large-eddy simulation of turbulent flows interacting with moving boundaries
• A numerical investigation of the wake of an axisymmetric body with appendages
• Mechanisms of evolution of the propeller wake in the transition and far fields
• The intermediate wake of a body of revolution at high Reynolds numbers
• A Second-Order Accurate Pressure-Correction Scheme for Viscous Incompressible Flow
• Direct simulation of a turbulent boundary layer up to R_θ = 1410
• A Parallel Fast Direct Solver for Block Tridiagonal Systems with Separable Matrices of Arbitrary Dimension
• Reynolds-number scaling of the flat-plate turbulent boundary layer
• Direct numerical simulation of stratified flow past a sphere at a subcritical Reynolds number of 3700 and moderate Froude number