Header
CHECK KEYWORDS Warn
Mesh DB "." "."
Include Path ""
Results Directory ""
End
Simulation
Max Output Level = 5
Coordinate System = Cartesian
Coordinate Mapping(3) = 1 2 3
Simulation Type = Steady state
Steady State Max Iterations = 1
Output Intervals = 1
Timestepping Method = BDF
BDF Order = 1
Solver Input File = case.sif
Post File = case.ep
End
Constants
Gravity(4) = 0 -1 0 9.82
Stefan Boltzmann = 5.67e-08
Permittivity of Vacuum = 8.8542e-12
Boltzmann Constant = 1.3807e-23
Unit Charge = 1.602e-19
End
Body 1
Target Bodies(1) = 1
Name = "Body 1"
Equation = 1
Material = 1
Initial condition = 1
End
Solver 1
Equation = SaveScalars
Coefficient 1 = density
Procedure = "SaveData" "SaveScalars"
Operator 1 = convective flux
Variable 1 = Flow Solution
Exec Solver = After Simulation
End
Solver 3
Equation = Navier-Stokes
Variable = Flow Solution[Velocity:3 Pressure:1]
Procedure = "FlowSolve" "FlowSolver"
Exec Solver = Always
Stabilize = True
Bubbles = False
Lumped Mass Matrix = False
Optimize Bandwidth = True
Steady State Convergence Tolerance = 1.0e-6
Nonlinear System Convergence Tolerance = 1.0e-10
Nonlinear System Max Iterations = 100
Nonlinear System Newton After Iterations = 4
Nonlinear System Newton After Tolerance = 1.0e-3
Nonlinear System Relaxation Factor = 1
Linear System Solver = Iterative
Linear System Iterative Method = BiCGStab
Linear System Max Iterations = 500
Linear System Convergence Tolerance = 1.0e-10
Linear System Preconditioning = ILU0
Linear System ILUT Tolerance = 1.0e-3
Linear System Abort Not Converged = False
Linear System Residual Output = 1
Linear System Precondition Recompute = 1
End
Solver 2
Equation = Result Output
Output Format = Vtu
Procedure = "ResultOutputSolve" "ResultOutputSolver"
Output File Name = case
Exec Solver = After Simulation
End
Equation 1
Name = "NS"
NS Convect = False
Active Solvers(3) = 1 3 2
End
Material 1
Name = "Air (room temperature)"
Reference Temperature = 20
Viscosity = 1.983e-5
Heat expansion Coefficient = 3.43e-3
Compressibility Model = Perfect Gas
Reference Pressure = 101325
Heat Conductivity = 0.0257
Sound speed = 343.0
Heat Capacity = 1005.0
Density = 1.205
End
Initial Condition 1
Name = "InitialCondition 1"
Velocity 2 = 0
Pressure = 101325
Velocity 1 = 0.1
Velocity 3 = 0
End
Boundary Condition 1
Target Boundaries(1) = 1
Name = "OUTLET"
Velocity 3 = 0
save scalars = logical true
Velocity 2 = 0
End
Boundary Condition 2
Target Boundaries(1) = 2
Name = "WALL"
Noslip wall BC = True
End
Boundary Condition 3
Target Boundaries(1) = 3
Name = "INLET"
Velocity 3 = 0
Velocity 1 = 0.1
Velocity 2 = 0
End