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Showing results 1 to 6 of 6 Search took 0.00 seconds. Search: Posts Made By: ghorrocks

Forum: CFX February 23, 2010, 16:42

Replies: 20 Velocity field problem Views: 4,046 Posted By ghorrocks I mean exactly that - secondary flows are tricky... I mean exactly that - secondary flows are tricky to get right. Are you sure RSM will adequately capture it? You may need an LES approach. I don't know, this is not my field. Zandi - Google search...

Forum: CFX February 22, 2010, 19:35

Replies: 20 Velocity field problem Views: 4,046 Posted By ghorrocks Is your simulation fully converged? I assume... Is your simulation fully converged? I assume the secondary flows are coming from the Reynolds Stresses in the RSM model. These are tricky things to get right, you may need to tweak some model...

Forum: CFX February 21, 2010, 17:37

Replies: 20 Velocity field problem Views: 4,046 Posted By ghorrocks Where do the secondary flows come from? Is the... Where do the secondary flows come from? Is the channel curved?

Forum: CFX February 20, 2010, 05:06

Replies: 20 Velocity field problem Views: 4,046 Posted By ghorrocks What makes the maximum velocity not occur at the... What makes the maximum velocity not occur at the top of the heavy fluid? Can you explain what you are modelling a bit?

Forum: CFX February 18, 2010, 16:46

Replies: 20 Velocity field problem Views: 4,046 Posted By ghorrocks I must have said this a thousand times, but here... I must have said this a thousand times, but here goes again. The only way to be sure your mesh is OK is by a mesh sensitivity check. Run increasingly fine meshes until the parameter of interest...

Forum: CFX February 16, 2010, 17:28

Replies: 20 Velocity field problem Views: 4,046 Posted By ghorrocks I assume you mean the problem is the max velocity... I assume you mean the problem is the max velocity does not occur at the free surface. Have you done a mesh sensitivity study?

Showing results 1 to 6 of 6

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