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48) Click "Solution Method for Built-in Matrix >>" option. (See fig 3.6)
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Fig - 3.6: Dialog box for Matrix Solver
- We will have matrix sweeps only in X and Y directions, so check the Matrix Sweeps in Directions: labeled checkbox and uncheck Z.
- Check the checkbox for U, V, P and enter 5, 5, 10 as Number of Sweeps respectively. Leave Alternating Direction Implicit (ADI) method selected, as shown in Fig 3.6
- Click "Apply".
- Now Click "Close" to close the Advanced Output Control Option window.
49) Manually add the following command in the commands file:
"INTEgration for profile by HYBRid profile"
50) GoTo "Output Options" and click on "Advanced". Choose "Output File Options" and choose 80 column under format options. Select the variables U , V , P and MU as shown in Fig 3.7
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Fig - 3.7: Screen for OUTPUT FILE OPTIONS
51) Click "Next >" to go to Runtime Control dialog window. (see Fig 3.8)
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Fig - 3.8: Runtime Control dialog window
52) Click "Solve >>" and dialog box appears see fig 3.9.
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Fig - 3.9: Steady State dialog box
Specify the values as follows
- Select Customize "SOLVE" Command Options.
- Specify Maximum and minimum number of steps as 200 both, for fixed number of steps.
- Click "Apply".
53) Click "Finish" and a message window appears as shown in fig 4.0. Click "Yes" to save the project.
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Fig 4.0 Answer Message window
This concludes the setup of the problem. If it is not already, make the Commands File viewable. It should look like:
Fig - 4.1: Command file.
54) Go to Menu option Run >> Run Project (fig 4.2)
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Fig - 4.2: Run Menu
It will start a Runtime console window as shown in fig 4.3
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Fig - 4.3: Runtime Console.
Please note that a Stop button is provided in case it is a long run and the solution tends to diverge. Taking a look at the solution graph, one can easily see the trend of the index with increasing steps.
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