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January 25, 2015, 09:32 |
timestep continuity error
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#1 |
Member
Xiantao Zhang
Join Date: Nov 2014
Posts: 31
Rep Power: 12 |
Hi, foamers,
when I tried to run the tutorial "waveFlume" of waves2Foam, I got the following errors: Code:
MULES: Solving for alpha.water Phase-1 volume fraction = 0.798403 Min(alpha1) = 0 Max(alpha1) = 1 MULES: Solving for alpha.water Phase-1 volume fraction = 0.798409 Min(alpha1) = 0 Max(alpha1) = 1 MULES: Solving for alpha.water Phase-1 volume fraction = 0.798416 Min(alpha1) = 0 Max(alpha1) = 1 Relaxing time: 0.04 s GAMG: Solving for p_rgh, Initial residual = 0.00133083, Final residual = 1.50636e-06, No Iterations 1 time step continuity errors : sum local = 4.43115e-05, global = 1.10247e-05, cumulative = 0.048599 GAMGPCG: Solving for p_rgh, Initial residual = 1.84558e-06, Final residual = 1.74706e-09, No Iterations 3 time step continuity errors : sum local = 5.14495e-08, global = 5.65246e-10, cumulative = 0.048599 ExecutionTime = 376.98 s ClockTime = 379 s Courant Number mean: 0.0167927 max: 0.241044 Interface Courant Number mean: 0.00168598 max: 0.220529 deltaT = 0.00463517 Time = 19.9954 MULES: Solving for alpha.water Phase-1 volume fraction = 0.79842 Min(alpha1) = 0 Max(alpha1) = 1 MULES: Solving for alpha.water Phase-1 volume fraction = 0.798426 Min(alpha1) = 0 Max(alpha1) = 1 MULES: Solving for alpha.water Phase-1 volume fraction = 0.798432 Min(alpha1) = 0 Max(alpha1) = 1 Relaxing time: 0.04 s GAMG: Solving for p_rgh, Initial residual = 0.0012809, Final residual = 1.65695e-06, No Iterations 1 time step continuity errors : sum local = 4.86779e-05, global = 1.06742e-05, cumulative = 0.0486097 GAMGPCG: Solving for p_rgh, Initial residual = 1.915e-06, Final residual = 1.62638e-09, No Iterations 3 time step continuity errors : sum local = 4.78319e-08, global = -1.11122e-10, cumulative = 0.0486097 ExecutionTime = 377.08 s ClockTime = 379 s Courant Number mean: 0.0168036 max: 0.242762 Interface Courant Number mean: 0.00173869 max: 0.220547 deltaT = 0.00463517 Time = 20 MULES: Solving for alpha.water Phase-1 volume fraction = 0.798435 Min(alpha1) = 0 Max(alpha1) = 1 MULES: Solving for alpha.water Phase-1 volume fraction = 0.798441 Min(alpha1) = 0 Max(alpha1) = 1 MULES: Solving for alpha.water Phase-1 volume fraction = 0.798447 Min(alpha1) = 0 Max(alpha1) = 1 Relaxing time: 0.04 s GAMG: Solving for p_rgh, Initial residual = 0.0012169, Final residual = 1.72524e-06, No Iterations 1 time step continuity errors : sum local = 5.06634e-05, global = 1.07902e-05, cumulative = 0.0486205 GAMGPCG: Solving for p_rgh, Initial residual = 2.06762e-06, Final residual = 1.0731e-09, No Iterations 3 time step continuity errors : sum local = 3.15412e-08, global = -6.03374e-10, cumulative = 0.0486205 ExecutionTime = 377.19 s ClockTime = 379 s Thanks xiantao Last edited by wyldckat; January 25, 2015 at 11:25. Reason: Added [CODE][/CODE] |
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