March 4, 2022 at 7:36 am
azhao
Subscriber
Unfortunately it still diverged after 1250 iterations due to the same too large Maximum CFL number in the EWF model...
Also, an error window reports floating point exception.
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turbulent viscosity limited to viscosity ratio of 1.000000e+05 in 843571 cells
12509.8709e+043.2876e-012.0323e-018.0409e-015.1685e-061.0080e+147.2821e-01 81:51:45 18750
Reversed flow on 13370 faces (92.6% area) of pressure-outlet 12.
Reversed flow on 9653 faces (75.7% area) of pressure-outlet 13.
Reversed flow on 3668 faces (53.8% area) of pressure-outlet 14.
Stabilizing pressure coupled to enhance linear solver robustness.
Stabilizing pressure coupled using GMRES to enhance linear solver robustness.
Experiencing convergence difficulties - temporarily relaxing and trying again...
Experiencing convergence difficulties - temporarily relaxing and trying again...
Experiencing convergence difficulties - temporarily relaxing and trying again...
Experiencing convergence difficulties - temporarily relaxing and trying again...
Stabilizing pressure coupled to enhance linear solver robustness.
Stabilizing pressure coupled using GMRES to enhance linear solver robustness.
Experiencing convergence difficulties - temporarily relaxing and trying again...
Divergence detected in AMG solver: pressure coupled sub-iteration: 1 residual - h: 3.091311e+33; u: 2.805212e+33; v: 1.333100e+32
sub-iteration: 2 residual - h: 3.091311e+33; u: 1.633315e+32; v: 2.900875e+31
sub-iteration: 3 residual - h: 2.871481e+27; u: 2.805212e+33; v: 1.333100e+32
sub-iteration: 4 residual - h: 2.871481e+27; u: 1.633315e+32; v: 2.900875e+31
sub-iteration: 5 residual - h: 2.871481e+27; u: 2.805212e+33; v: 1.333100e+32
sub-iteration: 6 residual - h: 2.871481e+27; u: 1.633315e+32; v: 2.900875e+31
sub-iteration: 7 residual - h: 2.871481e+27; u: 2.805212e+33; v: 1.333100e+32
sub-iteration: 8 residual - h: 2.871481e+27; u: 1.633315e+32; v: 2.900875e+31
sub-iteration: 9 residual - h: 2.871481e+27; u: 2.805212e+33; v: 1.333100e+32
sub-iteration: 10 residual - h: 2.871481e+27; u: 1.633315e+32; v: 2.900875e+31
Film time = 7.807621e-03 with timestep = 7.6e-11, (max_cfl: 1.894628e+15)
Maximum CFL reached. Reduce time step by factor of 2
turbulent viscosity limited to viscosity ratio of 1.000000e+05 in 840131 cells
Error at host: floating point exception
Error: floating point exception
Error Object: #f
Also, an error window reports floating point exception.
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
turbulent viscosity limited to viscosity ratio of 1.000000e+05 in 843571 cells
12509.8709e+043.2876e-012.0323e-018.0409e-015.1685e-061.0080e+147.2821e-01 81:51:45 18750
Reversed flow on 13370 faces (92.6% area) of pressure-outlet 12.
Reversed flow on 9653 faces (75.7% area) of pressure-outlet 13.
Reversed flow on 3668 faces (53.8% area) of pressure-outlet 14.
Stabilizing pressure coupled to enhance linear solver robustness.
Stabilizing pressure coupled using GMRES to enhance linear solver robustness.
Experiencing convergence difficulties - temporarily relaxing and trying again...
Experiencing convergence difficulties - temporarily relaxing and trying again...
Experiencing convergence difficulties - temporarily relaxing and trying again...
Experiencing convergence difficulties - temporarily relaxing and trying again...
Stabilizing pressure coupled to enhance linear solver robustness.
Stabilizing pressure coupled using GMRES to enhance linear solver robustness.
Experiencing convergence difficulties - temporarily relaxing and trying again...
Divergence detected in AMG solver: pressure coupled sub-iteration: 1 residual - h: 3.091311e+33; u: 2.805212e+33; v: 1.333100e+32
sub-iteration: 2 residual - h: 3.091311e+33; u: 1.633315e+32; v: 2.900875e+31
sub-iteration: 3 residual - h: 2.871481e+27; u: 2.805212e+33; v: 1.333100e+32
sub-iteration: 4 residual - h: 2.871481e+27; u: 1.633315e+32; v: 2.900875e+31
sub-iteration: 5 residual - h: 2.871481e+27; u: 2.805212e+33; v: 1.333100e+32
sub-iteration: 6 residual - h: 2.871481e+27; u: 1.633315e+32; v: 2.900875e+31
sub-iteration: 7 residual - h: 2.871481e+27; u: 2.805212e+33; v: 1.333100e+32
sub-iteration: 8 residual - h: 2.871481e+27; u: 1.633315e+32; v: 2.900875e+31
sub-iteration: 9 residual - h: 2.871481e+27; u: 2.805212e+33; v: 1.333100e+32
sub-iteration: 10 residual - h: 2.871481e+27; u: 1.633315e+32; v: 2.900875e+31
Film time = 7.807621e-03 with timestep = 7.6e-11, (max_cfl: 1.894628e+15)
Maximum CFL reached. Reduce time step by factor of 2
turbulent viscosity limited to viscosity ratio of 1.000000e+05 in 840131 cells
Error at host: floating point exception
Error: floating point exception
Error Object: #f
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