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Search: Posts Made By: ghorrocks
Forum: CFX November 20, 2012, 18:25
Replies: 13
Views: 5,926
Posted By ghorrocks
You would use a f-f interface if you did not want...

You would use a f-f interface if you did not want to explicitly model the tubes. The thermal resistance of the tubes can be added as a factor in the interface model. Doing this simplifies the model...
Forum: CFX October 27, 2011, 19:28
Replies: 13
Views: 5,926
Posted By ghorrocks
OK, now I understand the issue. You are always...

OK, now I understand the issue. You are always going to have isolated fluid volume in this model as the tube domains are not fluidically connected to the shell domain. You will have to use the expert...
Forum: CFX October 27, 2011, 18:30
Replies: 13
Views: 5,926
Posted By ghorrocks
Thank you - that answered my question. Do...

Thank you - that answered my question.

Do you want to model the flow in the tubes?
Forum: CFX October 27, 2011, 17:51
Replies: 13
Views: 5,926
Posted By ghorrocks
Sure, but you did not answer my question. What...

Sure, but you did not answer my question. What are the holes you have in the geometry?
Forum: CFX October 27, 2011, 07:04
Replies: 13
Views: 5,926
Posted By ghorrocks
Are the internal circles a pipe system for the...

Are the internal circles a pipe system for the heat exchanger or are they some form of heating/cooling element?
Forum: CFX October 19, 2011, 18:35
Replies: 13
Views: 5,926
Posted By ghorrocks
The root problem is there are unconnected...

The root problem is there are unconnected sections of mesh - hence isolated fluid volumes. Either the mesh is wrong or th CFX-Pre setup is wrong. But the question is a basic one about...
Forum: CFX October 12, 2011, 07:47
Replies: 13
Views: 5,926
Posted By ghorrocks
This is basic post processing and is covered in...

This is basic post processing and is covered in the tutorials.
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