* * ===[ PARAMETER'S FILE FOR PROB ]====================================== * ===[ PROBLEM PARAMETRES ]=============================================== Length of tube [ LENGTH ] .25 Radius of tube [ RADIUS ] 0.01 Radius of orifice [ RORIF ] 0.005 Location of orifice [ XBLCK ] .015 Axial velocity at inlet of flow domain [ UIN ] 0.01 Parabolic or uniform inlet velocity profile [ UPARAB ] .FALSE. ===[ GRID PARAMETERS ]================================================== Cylindrical coordinate system ? [POLAR] .TRUE. Number of cells in X-direction [NI] 48 Number of cells in Y-direction [NJ] 48 Grid expansion factor in X-direction [FEXPX] 6 Grid expansion factor in Y-direction [FEXPY] 1.0 ===[ TIME PARAMETERS ]================================================== Steady state flow ? [STEADY] .TRUE. Number of time steps [NT] 1 Time step size [DT] 1.0 ===[ DEPENDENT VARIABLES ]============================================== Solve for U-equation ? [INCALU] .T. Solve for V-equation ? [INCALV] .T. Solve for PP-equation ? [INCALP] .T. ===[ THERMO-PHYSICAL PROPERTIES ]======================================= Material Density [DENSIT] 995.3 Laminar fluid viscosity [VISCOS] 0.8E-3 Laminar Prandtl number [PRANDT] 5.43 ===[ TERMINATION CRITERIA FOR ITERATIONS ]============================== Maximum number of iterations per time step [MAXIT] 5000 Maximum acceptable value of residuals [SORMAX] 5.0E-4 Normalization quantity for mass residual [SNORM] 1.0 Normalization quantity for U-momentum residual [SNORU] 1.0 Normalization quantity for V-momentum residual [SNORV] 1.0 ===[ UNDER-RELAXATION ]================================================= Under-relaxation factor for U-equation [URFU] 0.4 Under-relaxation factor for V-equation [URFV] 0.4 Under-relaxation factor for PP-equation [URFP] 0.1 ===[ COORDINATES OF FIXED PRESSURE POINT ]============================= I-index of location where pressure is fixed [IPREF] 2 J-index of location where pressure is fixed [JPREF] 2 ===[ EQUATION SOLVER SELECTION ]======================================== Solver selection for U-equation [ISLVU] 2 Solver selection for V-equation [ISLVV] 2 Solver selection for PP-equation [ISLVP] 2 Constant used by SIM solver [ALPHA] 0.8 ===[ TERMINATION CRITERIA FOR EQUATION SOLVER ]========================= Number of application of line iteration for U-equation [LITERU] 2 Number of application of line iteration for V-equation [LITERV] 2 Number of application of line iteration for PP-equation [LITERP] 4 Maximum allowable value of solver residual sums for U [SORU] 1.0E-6 Maximum allowable value of solver residual sums for V [SORV] 1.0E-6 Maximum allowable value of solver residual sums for PP [SORP] 1.0E-6 ===[ INPUT-OUTPUT PARAMETERS ]========================================== I-index of monitoring location [IMON] 10 J-index of monitoring location [JMON] 19 Iteration Index for field printout [NITPRI] 1000 Time Index for field printout [NSTPRI] 1 Read IN initial field [INREAD] .FALSE. Name of restart file [RSTFIL] PHIDA. Copy OUT FINAL field [INWRIT] .TRUE. Name of SAVE file [SAVFIL] PHIDA. Name of main output file [OUTFIL] RUN.OUT Generate velocity field file ? [INPLOT] .T. Generate pressure field file ? [INPRES] .T.