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Forum: CFX

April 14, 2013, 18:29

Replies: 3

Internal Flow - Incompresible Fluid with Changing Temperature

Views: 2,516

Posted By ghorrocks

If you model resistance along a duct or over an...

If you model resistance along a duct or over an object at M=0.3 the difference between incompressible and compressible is usually a few percent. At lower Ma it is smaller, at higher it is bigger.
...

Forum: CFX

April 14, 2013, 08:29

Replies: 3

Internal Flow - Incompresible Fluid with Changing Temperature

Views: 2,516

Posted By ghorrocks

Temperature differences can be modelled as...

Temperature differences can be modelled as incompressible flow. So can pressure differences. But if a density difference is important then you must use a compressible flow model.

I would simply...

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