Recent content by alireza.b

not yet i fixed it by extrude the inlet plane to make sure that the inlet velocity profile is parabolic. but no progress in giving parabolic profile to the software.

hello everyone is anybody here using comsol multiphysics? i'm trying to model a tube which the inlet is a fully developed fluid but the problem is how to enter a parabolic inlet profile for velocity in 2d axisymmetric it is very simple. but my model is 3d i've entered "r" as a variable in...