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Forum: CFX

February 16, 2011, 11:08

Replies: 7

Reynolds Number Calculation

Views: 7,637

Posted By Lance

So you are modeling pipe flow? Then the length...

So you are modeling pipe flow? Then the length scale is usually the diameter of the (circular) pipe.

To get the density and viscosity you could use areaAve(density)@outlet and...

Forum: CFX

February 16, 2011, 05:44

Replies: 7

Reynolds Number Calculation

Views: 7,637

Posted By Lance

um... the fastest way? Why not use the definition...

um... the fastest way? Why not use the definition of Reynolds number?
Re = density scale*length scale*velocity scale/viscosity scale
Or are you comparing against some other definition of Re?

Forum: CFX

January 18, 2011, 02:52

Replies: 7

Reynolds Number Calculation

Views: 7,637

Posted By Lance

See...

See http://www.cfd-online.com/Forums/cfx/84014-calculation-reynolds-number-cfx.html

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