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Forum: Main CFD Forum

March 18, 2014, 09:17

Replies: 15

Inlet Velocity for LES

Views: 3,626

Posted By FMDenaro

What about the value of Re_tau? To accelerate...

What about the value of Re_tau?
To accelerate the developent You can set a small perturbation on the 3 velocity components, even forcing some wavenumbers

Forum: Main CFD Forum

March 18, 2014, 08:53

Replies: 15

Inlet Velocity for LES

Views: 3,626

Posted By FMDenaro

... why the flow should remain laminar? it will...

... why the flow should remain laminar? it will develop turbulence even for the presence of a small perturbation (e.g. the numerical error). Furthermore, any arbitrary initial perturbation in the...

Forum: Main CFD Forum

March 18, 2014, 08:38

Replies: 15

Inlet Velocity for LES

Views: 3,626

Posted By FMDenaro

I don't understand what you want to set ... if...

I don't understand what you want to set ... if you perform the periodic channel flow just have to store the velocity in a plane and use them as inflow...

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