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Forum: Main CFD Forum

July 27, 2012, 22:15

Replies: 14

calculate temperature gradient from temperature field

Views: 2,845

Posted By praveen

Write your gradient on a tetrahedron as ...

Write your gradient on a tetrahedron as

\nabla T = \vec{a}_1 T_1 + \vec{a}_2 T_2 + \vec{a}_3 T_3 + \vec{a}_4 T_4

The coefficients should sum to zero

\vec{a}_1 + \vec{a}_2 + \vec{a}_3...

Forum: Main CFD Forum

July 26, 2012, 23:54

Replies: 14

calculate temperature gradient from temperature field

Views: 2,845

Posted By praveen

Division is a stable operation. You probably have...

Division is a stable operation. You probably have problem with addition/subtraction. If you are computing determinant, you need to be careful. Check that your cell volume is correct. Write the...

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