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-   -   UDF: Re_t and Re_y (http://www.cfd-online.com/Forums/fluent/29037-udf-re_t-re_y.html)

Michal November 5, 2001 04:11

UDF: Re_t and Re_y
 
Which UDF macros describe directly Turbulent Reynolds Numbers:

Re_t=rho*(k^2)/(mu*epsilon)

Re_y=rho*(k^0.5)*y/mu?

where:

rho - density,

mu - viscosity,

k - Turbulent Kinetic Energy,

epsilon - Turbulent Dissipation Rate,

y - wall distance.


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