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Forum: CFX

November 4, 2012, 11:52

Replies: 6

CFX solver error -255

Views: 1,602

Posted By cdegroot

Maybe you could also post the output file to show...

Maybe you could also post the output file to show the error.

Forum: CFX

November 4, 2012, 11:51

Replies: 6

CFX solver error -255

Views: 1,602

Posted By cdegroot

I think you misunderstood. Your duct is about 1...

I think you misunderstood. Your duct is about 1 m long and your inlet velocity is about 30 m/s. Thus it takes about 0.03 seconds for a fluid parcel to go though the duct. I am saying you should...

Forum: CFX

November 4, 2012, 10:59

Replies: 6

CFX solver error -255

Views: 1,602

Posted By cdegroot

Okay so if I remember your CCL file, the time...

Okay so if I remember your CCL file, the time step was about the same as the characteristic time of the flow (object size divided by the flow speed). This might be a bit large. The solution could...

Forum: CFX

November 3, 2012, 16:50

Replies: 6

CFX solver error -255

Views: 1,602

Posted By cdegroot

Why do you want to do a transient analysis in a...

Why do you want to do a transient analysis in a fixed duct when none of the BC's depend on time? Are you interested in the flow development?

What is the size of your duct? I am wondering if your...

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