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Forum: CFX

May 24, 2013, 06:14

Replies: 6

Skin Friction co-efficient (Cf)

Views: 1,384

Posted By ghorrocks

Yes, if you enter the WSS as 319 then it will be...

Yes, if you enter the WSS as 319 then it will be 319 everywhere. If you want it to vary then you need to make it a function of something which varies.

Forum: CFX

May 22, 2013, 07:22

Replies: 6

Skin Friction co-efficient (Cf)

Views: 1,384

Posted By ghorrocks

No, I mean use the "Specified Shear" option when...

No, I mean use the "Specified Shear" option when you set the wall boundary condition. THen you can set the wall shear stress at that wall as a function of anything you like.

Forum: CFX

May 22, 2013, 05:54

Replies: 6

Skin Friction co-efficient (Cf)

Views: 1,384

Posted By ghorrocks

This will work back to a wall shear stress. So...

This will work back to a wall shear stress. So use the wall shear stress boundary and write a CEL expression from your Cf.

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