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Forum: OpenFOAM

July 6, 2011, 08:02

Replies: 19

Why Uprime2mean is minus in some grids?

Views: 5,935

Posted By maysmech

You are right. its 6 components are: U'U U'V'...

You are right.
its 6 components are: U'U U'V' U'W' V'V' V'W' W'W'
As you say U'W' can be negative but my problem is U'U' is negative in some grids !

Forum: OpenFOAM

July 3, 2011, 07:06

Replies: 19

Why Uprime2mean is minus in some grids?

Views: 5,935

Posted By maysmech

Any suggestion?

Any suggestion?

Forum: OpenFOAM

July 1, 2011, 05:03

Replies: 19

Why Uprime2mean is minus in some grids?

Views: 5,935

Posted By maysmech

If it is mean of U'U', it should be positive,...

If it is mean of U'U', it should be positive, shouldn't it?

Forum: OpenFOAM

June 30, 2011, 05:14

Replies: 19

Why Uprime2mean is minus in some grids?

Views: 5,935

Posted By maysmech

Why Uprime2mean is minus in some grids?

Dear Foamers,
I need mean value of u'u', v'v' and w'w' to reach to u' , v' and w'.
when uprime2mean in controlDict switched on these values were written in time folders.
But i don't know why they...

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