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Search took 0.00 seconds. Search: Posts Made By: ghorrocks
Forum: CFX January 14, 2014, 18:05
Replies: 15
Views: 1,311
Posted By ghorrocks
I mean use the post processor to look at the mesh...

I mean use the post processor to look at the mesh and see its quality and size. Especially compare the two simulations which you report are giving different results despite similar setups.

Also be...
Forum: CFX January 14, 2014, 17:27
Replies: 15
Views: 1,311
Posted By ghorrocks
But did you look at the mesh you generated? ...

But did you look at the mesh you generated?

My comment on mesh sensitivity applies to the whole mesh, not just the inflation layers. For more details see the FAQ...
Forum: CFX January 14, 2014, 17:16
Replies: 15
Views: 1,311
Posted By ghorrocks
y+ is a function of mesh size and flow velocity....

y+ is a function of mesh size and flow velocity. So either the mesh size or the flow velocity has changed. You need to use the post processor to find out which.

Also your y+ plot looks very...
Forum: CFX January 14, 2014, 16:59
Replies: 15
Views: 1,311
Posted By ghorrocks
Where is the high value of y+? Post an image of...

Where is the high value of y+? Post an image of what you are seeing.
Forum: CFX January 13, 2014, 16:50
Replies: 15
Views: 1,311
Posted By ghorrocks
As a general note: The coupled solver in CFX...

As a general note: The coupled solver in CFX generally converges very quickly. For most single phase flows, if you are not converged (or at least well on the way there) by 100 iterations then...
Forum: CFX January 12, 2014, 16:43
Replies: 15
Views: 1,311
Posted By ghorrocks
The mass flow is evenly distributed over the...

The mass flow is evenly distributed over the inlet, whatever its size, and no matter how many surfaces it is spread over.
Forum: CFX January 12, 2014, 05:56
Replies: 15
Views: 1,311
Posted By ghorrocks
You are probably getting a complex flow feature...

You are probably getting a complex flow feature occurring in the difficult to converge case. Maybe shock waves getting somewhere tricky, maybe a difficult separation.

What to do is discussed in...
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