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shear stress/shear velocity

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Old   June 10, 2010, 16:27
Default shear stress/shear velocity
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how can i calculate shear stress or the shear velocity on the free surface betwwen air and water (horizontal channel)
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Old   June 10, 2010, 18:26
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In CFD-Post create an iso-surface at the interface (VF=0.5). Then plot shear stress on the isosurface.
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Old   June 11, 2010, 04:01
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which variable are you meaning..
strain rate is not the shear stress
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