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Also, select the Thermal tab, and ensure that the temperature correctly defaulted to 300 K. When you are finished, press OK.
Wedge
In the Boundary Conditions window, select wedge. Use the drop-down menu to change the Type to wall.
Symmetry
In the Boundary Conditions window, select symmetry. Use the drop-down menu to change the Type to symmetry.
Operating Conditions
In the Boundary Conditions window, select the Operating Conditions button. Change the Gauge Pressure to 0