Header CHECK KEYWORDS Warn Mesh DB "./b3" "." 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 = 100 Output Intervals = 1 Timestepping Method = BDF BDF Order = 1 Solver Input File = case.sif Post File = case.vtu End Constants Stefan Boltzmann = 5.67e-08 End Body 1 Target Bodies(1) = 3 Name = "Air" Equation = 2 Material = 2 Initial condition = 1 End Body 2 Target Bodies(1) = 2 Name = "Intrusion" Equation = 1 Material = 3 Initial condition = 1 End Body 3 Target Bodies(1) = 1 Name = "Solid" Equation = 1 Material = 1 Initial condition = 1 End Solver 1 Equation = Heat Equation Procedure = "HeatSolve" "HeatSolver" Variable = Temperature Exec Solver = Always Stabilize = True Bubbles = False Lumped Mass Matrix = False Optimize Bandwidth = True Steady State Convergence Tolerance = 1.0e-5 Nonlinear System Convergence Tolerance = 1.0e-7 Nonlinear System Max Iterations = 1 Nonlinear System Newton After Iterations = 3 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 BiCGstabl polynomial degree = 2 Linear System Preconditioning = ILU0 Linear System ILUT Tolerance = 1.0e-3 Linear System Abort Not Converged = False Linear System Residual Output = 10 Linear System Precondition Recompute = 1 Gebhardt Factors Solver Iterative = Logical True Calculate Loads = Logical True !Update Gebhardt Factors = Logical True End Solver 2 Equation = Navier-Stokes Procedure = "FlowSolve" "FlowSolver" Variable = Flow Solution[Velocity:2 Pressure:1] Exec Solver = Always Stabilize = True Bubbles = False Lumped Mass Matrix = False Optimize Bandwidth = True Steady State Convergence Tolerance = 1.0e-4 Nonlinear System Convergence Tolerance = 1.0e-4 Nonlinear System Max Iterations = 1 Nonlinear System Newton After Iterations = 3000 Nonlinear System Newton After Tolerance = 0.0 Nonlinear System Relaxation Factor = .35 Linear System Solver = Iterative Linear System Iterative Method = BiCGStab Linear System Max Iterations = 500000 Linear System Convergence Tolerance = 1.0e-5 BiCGstabl polynomial degree = 2 Linear System Preconditioning = ILU2 Linear System ILUT Tolerance = 1.0e-3 Linear System Abort Not Converged = True Linear System Residual Output = 10 Linear System Precondition Recompute = 1 End Solver 3 !! calculate the temperature loads through the BC faces ! Exec solver = After timestep Equation = SaveScalars Procedure = "SaveData" "SaveScalars" Filename = results.dat Operator 1 = "convective flux" Variable 1 = "Temperature" Coefficient 1 = String "rho_cp" Mask Name 1 = String "Save convection flux" Operator 2 = "boundary sum" Variable 2 = "Temperature Loads" Mask Name 2 = String "Save Loads" End Equation 1 Name = "HE" Active Solvers(1) = 1 End Equation 2 Name = "HE + NS" Convection = Computed Active Solvers(2) = 2 1 End Material 1 Name = "Concrete" Density = 2400.0 Emissivity = 0.8 Heat Conductivity = 2.5 Heat Capacity = 800.0 End Material 2 Name = "Air (room temperature)" Relative Permittivity = 1.00059 $rho = 1.205 $cp = 1005.0 rho_cp = Real $rho*cp Density = $rho Heat expansion Coefficient = 3.43e-3 Heat Capacity = $cp Viscosity = 1.983e-5 Turbulent Prandtl Number = 0.713 Heat Conductivity = 0.0257 Sound speed = 343.0 End Material 3 Name = "Steel (carbon - generic)" Heat expansion Coefficient = 13.8e-6 Density = 7850.0 Sound speed = 5100.0 Heat Capacity = 1265.0 Mesh Poisson ratio = 0.285 Heat Conductivity = 44.8 Youngs modulus = 200.0e9 Emissivity = 0.9 Poisson ratio = 0.285 End Initial Condition 1 Name = "293.15 K" Temperature = 293.15 End Boundary Condition 1 Target Boundaries(1) = 1 Name = "outer h=25/T=50" External Temperature = 323.15 Heat Transfer Coefficient = 25.0 Save Loads = Logical True End Boundary Condition 2 Target Boundaries(1) = 2 Name = "outer h=25/T=10" External Temperature = 283.15 Heat Transfer Coefficient = 25.0 Save Loads = Logical True End Boundary Condition 3 Target Boundaries(1) = 3 Name = "internal" Radiation = Diffuse Gray Velocity 2 = 0.0 Velocity 1 = 0.0 Save Loads = Logical True End Boundary Condition 4 Target Boundaries(1) = 4 Name = "heater" Temperature = 773.15 Radiation = Diffuse Gray Heat Flux BC = True Save Loads = Logical True End Boundary Condition 5 Target Boundaries(1) = 5 Name = "inlet" Velocity 2 = 0.0 Velocity 1 = Variable Coordinate 2 Real MATC "2.0*0.125*tx*(0.41-tx)/0.41^2" Temperature = 293.15 Save convection flux = Logical True Radiation Boundary Open = Logical True Radiation External Temperature = Real 293.15 Save Loads = Logical True End Boundary Condition 6 Target Boundaries(1) = 6 Name = "outlet" Velocity 2 = 0.0 Save convection flux = Logical True Radiation Boundary Open = Logical True Radiation External Temperature = Real 293.15 Save Loads = Logical True End