6.2.14 Hooking DEFINE_PRANDTL UDFs

After you have interpreted (Chapter  4) or compiled (Chapter  5) your DEFINE_PRANDTL UDF, the name of the function you supplied as a DEFINE macro argument will become visible and selectable in the Viscous Model dialog box (Figure  6.2.16) in ANSYS FLUENT.

Models Viscous Edit...

Figure 6.2.16: The Viscous Model Dialog Box

To hook the UDF to ANSYS FLUENT, select the function name (e.g., user_pr_k::libudf) from the TKE Prandtl Number drop-down list under User-Defined Functions in the Viscous Model dialog box, and click OK.

See Section  2.3.14 for details about DEFINE_PRANDTL functions.