Cavitation over an Orifice: Exercise 3—Defining Physics Modules
1. In the Flow Analysis Tree, right-click Physics and select Select Physical Models. or click 
Physics Module. The Physical Model Selection dialog box opens.
Physics Module. The Physical Model Selection dialog box opens.2. Under Available Modules, select Turbulence and click 
3. Under Available Modules, select Cavitation and click
4. Click Close to close the Physical Model Selection dialog box.
Specifying Flow Module Conditions
1. In the Flow Analysis Tree, under Physics select Flow.
2. In the Model tab select the following values for the options listed:
◦ Under Relaxation, for Velocity set 0.5
◦ Under Numerics, for Numeric Scheme set the following values:
▪ Velocity—2nd Order Upwind
▪ Density—Upwind
◦ Under Use Gauge Pressure, select No.
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