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Forum: OpenFOAM Programming & Development

March 19, 2013, 01:35

Replies: 7

LES with Simple Algorithm for steady situations

Views: 1,996

Posted By atmcfd

Bobi, You are right about RAS., and LES runs...

Bobi,

You are right about RAS., and LES runs on a modified SIMPLE method. However, in LES you are resolving much smaller length scales than you do in RAS. Hence time stepping is very important as...

Forum: OpenFOAM Programming & Development

March 18, 2013, 14:12

Replies: 7

LES with Simple Algorithm for steady situations

Views: 1,996

Posted By atmcfd

No. LES is for solving turbulence problems, which...

No. LES is for solving turbulence problems, which are inherently Unsteady. Therefore you should not use a steady solver for these cases. You have to run the unsteady case for a certain time period,...

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