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Forum: Main CFD Forum

December 7, 2009, 10:06

Replies: 4

How to calculate drag/lift forces, using SIMPLE method.

Views: 2,045

Posted By abcdef123

Maybe I am just integrating over the incorrect...

Maybe I am just integrating over the incorrect area? I am doing the numerical integration over the surface of the object in my system. But inside the object the pressure is undefined, so any pressure...

Forum: Main CFD Forum

December 6, 2009, 22:36

Replies: 4

How to calculate drag/lift forces, using SIMPLE method.

Views: 2,045

Posted By abcdef123

I'm not sure I understand why this would make a...

I'm not sure I understand why this would make a difference? Since the only "accurate" points are the points on the grid anyway, any other generated points used for the Gauss quadrature method would...

Forum: Main CFD Forum

December 6, 2009, 13:30

Replies: 4

How to calculate drag/lift forces, using SIMPLE method.

Views: 2,045

Posted By abcdef123

How to calculate drag/lift forces, using SIMPLE method.

Could anyone explain to me how to calculate drag and lift forces on an object in my system, I am using the SIMPLE method to solve the incompressible NS equations. I know they depend on both the...

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