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Forum: Main CFD Forum November 20, 2020, 13:28
Replies: 13
Views: 787
Posted By FMDenaro
Paolo suggested the way previously. Just read and...

Paolo suggested the way previously. Just read and scale each value of the list.
Forum: Main CFD Forum November 20, 2020, 12:56
Replies: 13
Views: 787
Posted By FMDenaro
You can set a uniform field but this way the...

You can set a uniform field but this way the onset of the departure from the Poiseulle solution is due to the perturbation introduced by the numerical errors. That can produce a very long transient...
Forum: Main CFD Forum November 20, 2020, 12:54
Replies: 13
Views: 787
Posted By FMDenaro
Paolo, I remember you can set in OF both mass...

Paolo, I remember you can set in OF both mass flow and pressure forcing, isn't that?

At least in the version I worked on with Franco and Andrea during LESinItaly benchmark. In that case the full...
Forum: Main CFD Forum November 20, 2020, 12:01
Replies: 13
Views: 787
Posted By FMDenaro
The reason is the the transient starting from the...

The reason is the the transient starting from the prescribed initial condition is only numerics, has no physical correlation. Therefore, you need to wait enough time until the flow is in...
Forum: Main CFD Forum November 20, 2020, 11:05
Replies: 13
Views: 787
Posted By FMDenaro
As my general understanding, you are simulating a...

As my general understanding, you are simulating a plane channel flow and you have periodic condition in streamwise direction driven by a forcing term, right? No matter how you initialize the velocity...
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