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Forum: Main CFD Forum

October 22, 2013, 08:09

Replies: 5

Outflow vs Convective BC

Views: 1,647

Posted By canopus

I will check this but I have no reason to suspect...

I will check this but I have no reason to suspect it otherwise.
There is a stretching of the Cartesian grid. Can aspect ratio be a issue?

Forum: Main CFD Forum

October 22, 2013, 08:07

Replies: 5

Outflow vs Convective BC

Views: 1,647

Posted By canopus

I understand that flow may not be fully developed...

I understand that flow may not be fully developed but at the same time if the outlet is sufficiently far away is this condition violated severely?
Also the codes from CTR are compressible mostly so...

Forum: Main CFD Forum

October 21, 2013, 05:49

Replies: 5

Outflow vs Convective BC

Views: 1,647

Posted By canopus

Outflow vs Convective BC

Hi,
I am having troubles with LES of jet flow of Re~22000 using FVM incompressible 2nd order code.
In the streamwise direction at outlet I use outflow BC i.e. set velocity gradients to zero.
I...

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