Ansys Learning Forum Forums Discuss Simulation Fluids Gradient of temperature in momentum source term while using solidification/melting with VOF Reply To: Gradient of temperature in momentum source term while using solidification/melting with VOF

DrAmine
Ansys Employee
If you are using the pieces of lines you are referring to: do not use that expert command under TUI. Bad to have it on where you are calculating the gradients and allocating them in the UDF. You see: better to stick to default workarounds as newbie.