Study 4: Single Channel Model, Influence of Engine Load
Just like with previous studies, to save time, reuse the study groups already set-up.
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In the Home toolbar, click  Add Study to open the Add Study window.
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Go to the Add Study window.
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Find the Studies subsection. In the Select Study tree, select Preset Studies for Selected Physics Interfaces > Stationary Plug Flow.
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Click the Add Study button in the window toolbar.
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In the Home toolbar, click  Add Study to close the Add Study window.
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In the Settings window for Study, type Study 4: Single Channel Model, ANR = 1.3, All Cases in the Label text field.
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Clear the Generate default plots checkbox.
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Locate the Study Settings section. Select the Store solution for all intermediate study steps checkbox.
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In the Model Builder window, under Study 4: Single Channel Model, Influence of ANR, All Cases, right-click Step 1: Stationary Plug Flow and choose Delete.
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In the Model Builder window, under Study 3: Single Channel Model, Influence of ANR, Case 2, Ctrl-click to select Parametric Sweep, Step 1: Stationary Plug Flow, SCR, and Step 2: Stationary Plug Flow, ASC.
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Right-click and choose Copy.
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In the Model Builder window, right-click Study 4: Single Channel Model, Influence of ANR, All Cases and choose Paste Multiple Items.
Parametric Sweep
1
In the Model Builder window, under Study 4: Single Channel Model, ANR = 1.3, All Cases click Parametric Sweep.
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In the Settings window for Parametric Sweep, locate the Study Settings section.
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From the Sweep type list, choose Parameter switch.
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Click  Add.
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In the table, enter the following settings:
Switch
Cases
Case numbers
Cases
All
range(1,1,3)
Use initial value based scales for the dependent variables.
Solution 13 (sol13)
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In the Study toolbar, click  Show Default Solver.
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In the Model Builder window, expand the Solution 13 (sol13) node, then click Dependent Variables 1.
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In the Settings window for Dependent Variables, locate the Scaling section.
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From the Method list, choose Initial-value based.
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In the Model Builder window, under Study 4: Single Channel Model, ANR = 1.3, All Cases > Solver Configurations > Solution 13 (sol13) click Dependent Variables 2.
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In the Settings window for Dependent Variables, locate the Scaling section.
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From the Method list, choose Initial-value based.
Step 2: Stationary Plug Flow, ASC
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In the Model Builder window, under Study 4: Single Channel Model, ANR = 1.3, All Cases click Step 2: Stationary Plug Flow, ASC.
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In the Settings window for Stationary Plug Flow, locate the Values of Dependent Variables section.
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Find the Initial values of variables solved for subsection. From the Study list, choose Study 4: Single Channel Model, ANR = 1.3, All Cases, Stationary Plug Flow, SCR.
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From the Use list, choose Solution Store 2 (sol14).
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Find the Values of variables not solved for subsection. From the Study list, choose Study 4: Single Channel Model, ANR = 1.3, All Cases, Stationary Plug Flow, SCR.
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From the Use list, choose Solution Store 2 (sol14).
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In the Study toolbar, click  Compute.