Multiphase Flow for a Fuel Tank: Exercise 5—Assigning Boundary Conditions
Specifying Inlet Boundary Conditions
1. Under Boundary Conditions, for General Boundaries select Nozzle_Fuel_Inlet.
2. In the Properties panel click the Model tab.
3. For Flow set the following values:
MixtureSpecified Volumetric Flux
Value—0.00095 m3/s
4. For Multiphase set the following values:
MixtureSpecified Value
For Component fuel set the following values:
Value—1
OutputUser Select
AreaNo
NormalNo
Mass FluxYes
Volumetric FluxYes
For Component air set the following values:
Value—0
OutputUser Select
AreaNo
NormalNo
Mass FluxYes
Volumetric FluxYes
Specifying Outlet Boundary Conditions
1. Under Boundary Conditions, for General Boundaries press CTRL and select Nozzle_Air_Outlet and Tank_Air_Outlet.
2. In the Properties panel click the Model tab.
3. For Flow set the following values:
MixtureSpecified Pressure Outlet
Pressure—101325 Pa
Velocity ProfileUser Specified
4. For Multiphase set the following values:
MixtureSpecified Value
For Component fuel set the following values:
Value—0
OutputUser Select
AreaNo
NormalNo
Mass FluxYes
Volumetric FluxYes
For Component air set the following values:
Value—1
OutputUser Select
AreaNo
NormalNo
Mass FluxYes
Volumetric FluxYes