In this section, we will assign the boundary conditions from an existing Template.
Click Boundary Conditions from the Setup tab:
Expand the Boundary Conditions branch of the Design Study bar.
Left click on the Velocity condition, and drag onto one of the inlets:
Left click on the Velocity condition, and drag onto the other inlet:
Left click on the Pressure condition, and drag onto the outlet surface:
Left click on the Temperature (50 Celsius) condition, and drag onto the hot inlet:
Left click on the Temperature (7 Celsius) condition, and drag onto the cold inlet: