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In the Boundary Conditions window, select Outelt Outlet. Check to make sure that the Type is set to Pressure-Outlet and press Edit.... In the Momentum tab, the Gauge Pressure (pascal) should be set to 0
. Next, click on the Thermal tab. Change the Backflow Total Temperature to 318.706
Kelvin and press OK.
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Heat Generation
Now, we will set up the boundary conditions governing the heat generation inside the box. In the Boundary Conditions window, select heatgeneration. Make sure the Type is set as Wall, and select Edit....