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As you may recall from the previous tutorials, this is where we set the initial guess values for the iterative solution. We'll set these values to be the ones at the inlet, so under Compute From select inlet.This will automatically set the initial values for all the cells. You can also type the values by hand and the results will be equivalent. Image Added
Click Initialize. This completes the initialization.

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Also, under Options select Plot if is not selected yet. This will plot the residuals in the graphics window as they are calculated.
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Click OK.

Iterate Until Convergence

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