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Forum: Main CFD Forum

November 21, 2013, 03:50

Replies: 10

Test cases for LES validation without wall

Views: 1,631

Posted By cfdnewbie

Let me just add to FMDenaro's comment that the...

Let me just add to FMDenaro's comment that the Taylor Green vortex is an unsteady flow, and that no converged laminar state exists (except the trivial one).

Forum: Main CFD Forum

November 20, 2013, 02:02

Replies: 10

Test cases for LES validation without wall

Views: 1,631

Posted By cfdnewbie

A word of caution though: the static Smagorinsky...

A word of caution though: the static Smagorinsky will add viscosity even in the laminar region, so be prepared for that when computing flows with transition.

Forum: Main CFD Forum

November 20, 2013, 02:01

Replies: 10

Test cases for LES validation without wall

Views: 1,631

Posted By cfdnewbie

Check the Taylor Green vortex and homogeneous...

Check the Taylor Green vortex and homogeneous isotropic turbulence. They are the classical playgrounds for LES. The Taylor Green vortex is particularly easy to set up and evaluate, and tons of papers...

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