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Forum: STAR-CCM+

September 3, 2009, 03:56

Replies: 17

Drag and Lift coefficient (NACA 0012)

Views: 16,953

Posted By seang

What slope do you get? close to 2 pi? base...

What slope do you get? close to 2 pi?

base size, depends on the size of your largest domain. i wouldn't use this to control the mesh size near the airfoil surface. for this, i would go down to the...

Forum: STAR-CCM+

September 3, 2009, 02:16

Replies: 17

Drag and Lift coefficient (NACA 0012)

Views: 16,953

Posted By seang

There is some characteristics you can check, even...

There is some characteristics you can check, even with a laminar or inviscid solver. Try running at a few angle of attacks and construct the lift-curve slope.

1) The curve/line should pass through...

Forum: STAR-CCM+

August 28, 2009, 08:32

Replies: 17

Drag and Lift coefficient (NACA 0012)

Views: 16,953

Posted By seang

came across this problem. your mesh isn't fine...

came across this problem. your mesh isn't fine enough. try increasing your mesh resolution, make sure you capture the geometry adequately. if you don't have a good description of the camber-line, you...

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