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How to caluculate roughness ?

Question asked by Takumi Matsumoto on Dec 12, 2017
Latest reply on Dec 12, 2017 by Rick Becker

I'm a japanese university student.

 

I want to use roughness of boundary condition to research Aerodynamics of vehicle.

 

Then, I have to know reliability method and result of calculation.

And ,I have to know the boundary layr mesh.

 

So, pleas tell me about these or tell me how can I get these.

 

Thank you!

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