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Forum: CFX

May 21, 2010, 12:51

Replies: 11

Fatal Bound Error

Views: 7,774

Posted By lffabiani

Arun, In which walls are you trying to set...

Arun,

In which walls are you trying to set the heat flux? If this wall is too small, there will be a lot of heat exchange going on a very small area, and this could cause numerical errors.

Forum: CFX

May 20, 2010, 11:59

Replies: 11

Fatal Bound Error

Views: 7,774

Posted By lffabiani

Aruns, The only strange thing is the...

Aruns,

The only strange thing is the pressure: 2.26E+06 Pa is 22 bar... does this correspond to what you are trying to simulate?

Can you give a brief description of the problem?

Best regards

Forum: CFX

May 18, 2010, 13:11

Replies: 11

Fatal Bound Error

Views: 7,774

Posted By lffabiani

Check for something like: ...

Check for something like:

+--------------------------------------------------------------------+
| Variable Range Information |
...

Forum: CFX

May 18, 2010, 12:54

Replies: 11

Fatal Bound Error

Views: 7,774

Posted By lffabiani

arunss, On "expert parameters", "I/O...

arunss,

On "expert parameters", "I/O Control", enable the "monitor ranges" option (set it to "t" as in TRUE)

Check the iteration where the solver gives the error, and check the "Variable Range...

Forum: CFX

May 18, 2010, 10:14

Replies: 11

Fatal Bound Error

Views: 7,774

Posted By lffabiani

arunss, Try checking the variable range...

arunss,

Try checking the variable range information (on the OUT file), especifically the density part. It sounds like the density is way off the scale, and it generates this error.

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