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Forum: CFX

July 30, 2013, 13:07

Replies: 11

CFD Post: Difference between calculated surface values using different methods

Views: 6,839

Posted By Shawn_A

The bahaviour of Post regarding forces can be...

The bahaviour of Post regarding forces can be found here (http://www.sharcnet.ca/Software/Fluent13/help/cfx_ref/i1308522.html) and states that:

CFD-Post calculates the approximate force as...

Forum: CFX

July 29, 2013, 19:44

Replies: 11

CFD Post: Difference between calculated surface values using different methods

Views: 6,839

Posted By Shawn_A

I ended up talking with Ansys CFX support. The...

I ended up talking with Ansys CFX support. The CFX solver code and Post have slightly different ways that values of Force and Torque are calculate. The monitor points and anything else accessible...

Forum: CFX

July 8, 2013, 15:45

Replies: 11

CFD Post: Difference between calculated surface values using different methods

Views: 6,839

Posted By Shawn_A

The solution is very well converged at this point...

The solution is very well converged at this point and the symmetry plane is normal to the blade. I can't say that it's 100% converged, but the average torque over the whole turbine is changing less...

Forum: CFX

July 7, 2013, 20:08

Replies: 11

CFD Post: Difference between calculated surface values using different methods

Views: 6,839

Posted By Shawn_A

That's odd, the 'hacked' version still loads for...

That's odd, the 'hacked' version still loads for me at https://www1.ansys.com/customer/default.asp and also on another computer at a separate location that I just logged into.

As for the symmetry...

Forum: CFX

July 7, 2013, 16:19

Replies: 11

CFD Post: Difference between calculated surface values using different methods

Views: 6,839

Posted By Shawn_A

blade1 is being used as the location for the...

blade1 is being used as the location for the contour, after which I've selected the user surface to use contour #2 from that contour. There do not appear to be any discontinuities in the plot of...

Forum: CFX

July 6, 2013, 23:56

Replies: 11

CFD Post: Difference between calculated surface values using different methods

Views: 6,839

Posted By Shawn_A

CFD Post: Difference between calculated surface values using different methods

Hi,

I'm getting different torque values depending on whether I use a surface that was defined in the solution or a user surface covering the same surface that was defined from a contour in Post....

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