Creo 教程 > Creo Flow Analysis 教程 > 其他教程 > Creo Flow Analysis Additional Tutorials > Tutorial 4 - Cavitation over an Orifice > Cavitation over an Orifice: Exercise 4—Assigning Boundary Conditions
  
Cavitation over an Orifice: Exercise 4—Assigning Boundary Conditions
Specifying Inlet Boundary Conditions
1. Under Boundary Conditions, General Boundaries select inlet.
2. In the Model tab select the following values for the options listed:
FlowSpecified Pressure Inlet
Pressure—250000 Pa
Specifying Outlet Boundary Conditions
1. Under Boundary Conditions select outlet.
2. In the Model tab select the following values for the options listed:
FlowSpecified Pressure Outlet
Pressure—95000 Pa
Specifying Volume Conditions
1. Under Domains, select ORIFICE_CAVITATION.
2. In the Properties panel, Model tab, set the following:
For Common, under Liquid Density, set Value to 1000 kg/m3
For Common, under Saturation Pressure, set Value to 0.001 Pa-s
For Flow, set Viscosity to 0.001 Pa-s
For Initial Conditions, set Pressure to 150000 Pa
For Initial Conditions, set Velocity to 15, 0, 0