Bistor Mitglied Entwicklungsingenieurin
Beiträge: 96 Registriert: 12.04.2011 OpenFoam 2.1.x Salome
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erstellt am: 16. Jan. 2013 10:29 <-- editieren / zitieren --> Unities abgeben:
Guten Morgen, mir ist aufgefallen, dass in all meinen log-files, das Phänomen auftritt, dass ich den p_rgh mehrmals vorfinde. Vor allem mehrmals mit "no of iterations 0" In den tutorials scheint das nicht zu sein. Ich frage mich ob und was für ein Fehler das ist. Anbei mal ein Auszug von einer log-file: Code: MULES: Solving for alpha1 Phase-1 volume fraction = 0.826201 Min(alpha1) = -2.03254e-25 Max(alpha1) = 1 MULES: Solving for alpha1 Phase-1 volume fraction = 0.8262 Min(alpha1) = -1.44933e-24 Max(alpha1) = 1 MULES: Solving for alpha1 Phase-1 volume fraction = 0.826199 Min(alpha1) = -2.065e-24 Max(alpha1) = 1 MULES: Solving for alpha1 Phase-1 volume fraction = 0.826199 Min(alpha1) = -2.07846e-25 Max(alpha1) = 1 smoothSolver: Solving for Ux, Initial residual = 0.000624771, Final residual = 2.34555e-07, No Iterations 1 smoothSolver: Solving for Uz, Initial residual = 0.000473314, Final residual = 3.90312e-07, No Iterations 1 DICPCG: Solving for p_rgh, Initial residual = 0.000743986, Final residual = 1.86444e-05, No Iterations 2 DICPCG: Solving for p_rgh, Initial residual = 1.99185e-05, Final residual = 9.01072e-07, No Iterations 14 DICPCG: Solving for p_rgh, Initial residual = 1.08544e-06, Final residual = 7.75806e-08, No Iterations 74 DICPCG: Solving for p_rgh, Initial residual = 1.38452e-07, Final residual = 5.91706e-08, No Iterations 1 DICPCG: Solving for p_rgh, Initial residual = 6.01876e-08, Final residual = 6.01876e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.01876e-08, Final residual = 6.01876e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.01876e-08, Final residual = 6.01876e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.01876e-08, Final residual = 6.01876e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.01876e-08, Final residual = 6.01876e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.01876e-08, Final residual = 6.01876e-08, No Iterations 0 time step continuity errors : sum local = 1.17666e-09, global = 1.81458e-10, cumulative = 1.00172e-06 DICPCG: Solving for p_rgh, Initial residual = 5.70238e-07, Final residual = 6.34912e-08, No Iterations 2 DICPCG: Solving for p_rgh, Initial residual = 6.22423e-08, Final residual = 6.22423e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.22423e-08, Final residual = 6.22423e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.22423e-08, Final residual = 6.22423e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.22423e-08, Final residual = 6.22423e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.22423e-08, Final residual = 6.22423e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.22423e-08, Final residual = 6.22423e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.22423e-08, Final residual = 6.22423e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.22423e-08, Final residual = 6.22423e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.22423e-08, Final residual = 6.22423e-08, No Iterations 0 time step continuity errors : sum local = 1.21682e-09, global = 1.77371e-10, cumulative = 1.0019e-06 DICPCG: Solving for p_rgh, Initial residual = 6.24732e-08, Final residual = 6.24732e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.24732e-08, Final residual = 6.24732e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.24732e-08, Final residual = 6.24732e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.24732e-08, Final residual = 6.24732e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.24732e-08, Final residual = 6.24732e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.24732e-08, Final residual = 6.24732e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.24732e-08, Final residual = 6.24732e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.24732e-08, Final residual = 6.24732e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.24732e-08, Final residual = 6.24732e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.24732e-08, Final residual = 6.24732e-08, No Iterations 0 time step continuity errors : sum local = 1.22134e-09, global = 1.77372e-10, cumulative = 1.00208e-06 smoothSolver: Solving for omega, Initial residual = 2.92126e-05, Final residual = 9.30259e-08, No Iterations 1 smoothSolver: Solving for k, Initial residual = 0.000649123, Final residual = 8.81026e-07, No Iterations 1 bounding k, min: 6.06596e-16 max: 0.00369863 average: 3.54507e-07 ExecutionTime = 117.33 s ClockTime = 121 sCourant Number mean: 0.00186293 max: 0.100026 Interface Courant Number mean: 5.57744e-06 max: 0.00296674 deltaT = 6.0025e-05 Time = 0.0482585 MULES: Solving for alpha1 Phase-1 volume fraction = 0.826198 Min(alpha1) = -1.44064e-24 Max(alpha1) = 1 MULES: Solving for alpha1 Phase-1 volume fraction = 0.826197 Min(alpha1) = -2.10084e-25 Max(alpha1) = 1 MULES: Solving for alpha1 Phase-1 volume fraction = 0.826197 Min(alpha1) = -2.04243e-25 Max(alpha1) = 1 MULES: Solving for alpha1 Phase-1 volume fraction = 0.826196 Min(alpha1) = -2.03058e-25 Max(alpha1) = 1 smoothSolver: Solving for Ux, Initial residual = 0.000624813, Final residual = 2.34398e-07, No Iterations 1 smoothSolver: Solving for Uz, Initial residual = 0.000472305, Final residual = 3.89252e-07, No Iterations 1 DICPCG: Solving for p_rgh, Initial residual = 0.000738063, Final residual = 1.84677e-05, No Iterations 2 DICPCG: Solving for p_rgh, Initial residual = 1.9749e-05, Final residual = 8.89701e-07, No Iterations 14 DICPCG: Solving for p_rgh, Initial residual = 1.07838e-06, Final residual = 9.47216e-08, No Iterations 50 DICPCG: Solving for p_rgh, Initial residual = 1.56828e-07, Final residual = 7.092e-08, No Iterations 1 DICPCG: Solving for p_rgh, Initial residual = 7.18771e-08, Final residual = 7.18771e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 7.18771e-08, Final residual = 7.18771e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 7.18771e-08, Final residual = 7.18771e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 7.18771e-08, Final residual = 7.18771e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 7.18771e-08, Final residual = 7.18771e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 7.18771e-08, Final residual = 7.18771e-08, No Iterations 0 time step continuity errors : sum local = 1.39992e-09, global = 2.69382e-10, cumulative = 1.00235e-06 DICPCG: Solving for p_rgh, Initial residual = 5.76374e-07, Final residual = 6.98911e-08, No Iterations 2 DICPCG: Solving for p_rgh, Initial residual = 6.83912e-08, Final residual = 6.83912e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.83912e-08, Final residual = 6.83912e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.83912e-08, Final residual = 6.83912e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.83912e-08, Final residual = 6.83912e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.83912e-08, Final residual = 6.83912e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.83912e-08, Final residual = 6.83912e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.83912e-08, Final residual = 6.83912e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.83912e-08, Final residual = 6.83912e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.83912e-08, Final residual = 6.83912e-08, No Iterations 0 time step continuity errors : sum local = 1.33203e-09, global = 2.72161e-10, cumulative = 1.00262e-06 DICPCG: Solving for p_rgh, Initial residual = 6.85829e-08, Final residual = 6.85829e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.85829e-08, Final residual = 6.85829e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.85829e-08, Final residual = 6.85829e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.85829e-08, Final residual = 6.85829e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.85829e-08, Final residual = 6.85829e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.85829e-08, Final residual = 6.85829e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.85829e-08, Final residual = 6.85829e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.85829e-08, Final residual = 6.85829e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.85829e-08, Final residual = 6.85829e-08, No Iterations 0 DICPCG: Solving for p_rgh, Initial residual = 6.85829e-08, Final residual = 6.85829e-08, No Iterations 0 time step continuity errors : sum local = 1.33576e-09, global = 2.72161e-10, cumulative = 1.00289e-06 smoothSolver: Solving for omega, Initial residual = 2.91282e-05, Final residual = 9.26769e-08, No Iterations 1 smoothSolver: Solving for k, Initial residual = 0.000649371, Final residual = 8.84059e-07, No Iterations 1 bounding k, min: 6.07926e-16 max: 0.00369761 average: 3.55085e-07 ExecutionTime = 117.53 s ClockTime = 122 s
Solver ist der interFoam. Startbedingungen für den Druck: Code: dimensions [1 -1 -2 0 0 0 0];internalField uniform 0; boundaryField { inlet_extruded { type fixedValue; value uniform 7360; } outlet_extruded { type fixedValue; value uniform 0; } wall_extruded { type fixedFluxPressure; adjoint no; } defaultFaces { type empty; } }
Grüße,
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