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Next, we will have to specify names of different portions of the geometry to use in FLUENT to define boundary conditions. Make sure the Edge Selection Filter is selected before proceeding.
Inlet
Select the left, vertical edge of the geometry with a left mouse click - it should highlight green. Right click, and select Create Named Selection. Name the selection Inlet
. Click OK once finished.
Centerline
Next, we will specify the axis/centerline of the pipe. Select the bottom surface of the pipe, and create a named selection. Name it Centerline
.
Isothermal Wall
We will now specify the portion of the wall that is isothermal. Select the left portion of the upper surface of the pipe. Create a named selection and call it Isothermal Wall
.
Heated Wall
We will now specify the portion of the wall that is heated. Select the right portion of the upper surface of the pipe. Create a named selection and call it Heated Wall
.
Outlet
Finally, we will specify the outlet of the pipe. Select the right, vertical edge of the pipe. Create a named selection, and call it Outlet
.
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