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Forum: FLUENT

January 1, 2013, 08:30

Replies: 5

airfoil lift and drag coefficient

Views: 2,862

Posted By amir_14

hi Sixkillers i've adapted mesh near the wall...

hi Sixkillers
i've adapted mesh near the wall so that y+ is Between 2 and 5 with Spalart-Allmaras Model.

Forum: FLUENT

January 1, 2013, 05:27

Replies: 5

airfoil lift and drag coefficient

Views: 2,862

Posted By amir_14

http://img4up.com/up2/95355975160838392917.jpg...

http://img4up.com/up2/95355975160838392917.jpg (http://img4up.com/)

http://img4up.com/up2/41789434038302271552.jpg (http://img4up.com/)

http://img4up.com/up2/62569138080709307790.jpg...

Forum: FLUENT

January 1, 2013, 05:21

Replies: 5

airfoil lift and drag coefficient

Views: 2,862

Posted By amir_14

tanx dear cfd seeker i found my mistake it...

tanx dear cfd seeker
i found my mistake
it was at reference values
but my pressure coefficient is inverse still

Forum: FLUENT

December 31, 2012, 05:03

Replies: 5

airfoil lift and drag coefficient

Views: 2,862

Posted By amir_14

airfoil lift and drag coefficient

hi dear friends
i have problem with modeling s809 airfoil
at low angle of attack i have large lift coefficient (200 times larger) and large negative drag coefficient & at high angle of attack i...

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