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 = Transient Steady State Max Iterations = 1 Output Intervals = 1 Timestepping Method = BDF BDF Order = 1 Timestep intervals = 100 Timestep Sizes = 0.006 Angular Frequency = $ 2*pi*2500 Solver Input File = case.sif Post File = case.vtu 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 End Solver 1 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-5 Nonlinear System Convergence Tolerance = 1.0e-7 Nonlinear System Max Iterations = 40 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 = TFQMR Linear System Max Iterations = 100 Linear System Convergence Tolerance = 1.0e-7 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 End Equation 1 Name = "NavierStokes" NS Convect = False Active Solvers(1) = 1 End Material 1 Name = "Air (room temperature)" Viscosity = 1.983e-5 Heat expansion Coefficient = 3.43e-3 Heat Conductivity = 0.0257 Relative Permittivity = 1.00059 Sound speed = 343.0 Heat Capacity = 1005.0 Density = 1.205 End Boundary Condition 1 Target Boundaries(1) = 1 Name = "Baffle" Velocity 1 = 0.0 Velocity 2 = 0.0 End Boundary Condition 2 Target Boundaries(1) = 3 Name = "FarField" Velocity 1 = 343 Velocity 2 = 0.0 End Boundary Condition 3 Target Boundaries(1) = 4 Name = "Driver" Velocity 1 = Variable Time; Real MATC "0.001*2*pi*25000*cos(2*pi*25000*tx)" End