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[waves2Foam] Error in simulating wave breaking case |
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March 16, 2014, 07:06 |
Error in simulating wave breaking case
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#1 |
New Member
Join Date: Jul 2013
Posts: 27
Rep Power: 13 |
Hi all,
I am newbie to Waves2Foam and CFD, am trying to start with it. I tried to simulate the same case as given by sir,Nieils G. Jacobsen of wave breaking, in his thesis, with the same dimensions, but I ended up with errors while trying to run the solver using the command 'waveFoam'. The error is as given below [--> FOAM Warning : From function Time:perator++() in file db/Time/Time.C at line 1029 Increased the timePrecision from 163 to 164 to distinguish between timeNames at time 0.00447424 Time = 0.004474244271786539939306237556593259796500205993 65234375 MULES: Solving for alpha1 Phase-1 volume fraction = 0.426078 Min(alpha1) = -5.36014e-22 Max(alpha1) = 1.00001 DILUPBiCG: Solving for Ux, Initial residual = 0.0292454, Final residual = 1.43655e-12, No Iterations 3 DILUPBiCG: Solving for Uy, Initial residual = 0.347856, Final residual = 1.91252e-11, No Iterations 3 GAMG: Solving for p_rgh, Initial residual = 0.0211921, Final residual = 7.14616e-08, No Iterations 19 GAMG: Solving for p_rgh, Initial residual = 0.0210315, Final residual = 6.74689e-08, No Iterations 19 time step continuity errors : sum local = 7.99133e-09, global = -2.70288e-09, cumulative = -1.27989e-06 GAMG: Solving for p_rgh, Initial residual = 0.0196818, Final residual = 6.36224e-08, No Iterations 19 GAMG: Solving for p_rgh, Initial residual = 0.0208673, Final residual = 6.71072e-08, No Iterations 19 time step continuity errors : sum local = 3.09539e-08, global = -1.04359e-08, cumulative = -1.29032e-06 #0 Foam::error:rintStack(Foam::Ostream&) in "/opt/openfoam220/platforms/linuxGccDPOpt/lib/libOpenFOAM.so" #1 Foam::sigFpe::sigHandler(int) in "/opt/openfoam220/platforms/linuxGccDPOpt/lib/libOpenFOAM.so" #2 Uninterpreted: #3 Foam::GAMGSolver::scale(Foam::Field<double>&, Foam::Field<double>&, Foam::lduMatrix const&, Foam::FieldField<Foam::Field, double> const&, Foam::UPtrList<Foam::lduInterfaceField const> const&, Foam::Field<double> const&, unsigned char) const in "/opt/openfoam220/platforms/linuxGccDPOpt/lib/libOpenFOAM.so" #4 Foam::GAMGSolver::Vcycle(Foam::PtrList<Foam::lduMa trix::smoother> const&, Foam::Field<double>&, Foam::Field<double> const&, Foam::Field<double>&, Foam::Field<double>&, Foam::Field<double>&, Foam::PtrList<Foam::Field<double> >&, Foam::PtrList<Foam::Field<double> >&, unsigned char) const in "/opt/openfoam220/platforms/linuxGccDPOpt/lib/libOpenFOAM.so" #5 Foam::GAMGSolver::solve(Foam::Field<double>&, Foam::Field<double> const&, unsigned char) const in "/opt/openfoam220/platforms/linuxGccDPOpt/lib/libOpenFOAM.so" #6 Foam::fvMatrix<double>::solveSegregated(Foam::dict ionary const&) in "/opt/openfoam220/platforms/linuxGccDPOpt/lib/libfiniteVolume.so" #7 Foam::fvMatrix<double>::solve(Foam::dictionary const&) in "/home/parvathi/OpenFOAM/parvathi-2.2.0/platforms/linuxGccDPOpt/bin/waveFoam" #8 in "/home/parvathi/OpenFOAM/parvathi-2.2.0/platforms/linuxGccDPOpt/bin/waveFoam" #9 __libc_start_main in "/lib/i386-linux-gnu/libc.so.6" #10 ] I also have a doubt that, what should be the length of the relaxation zone at the outlet?? More over I have experienced similar errors while trying wave reflection or breaking cases. Kindly consider and someone please respond. Any comment will be a privilege. Thanks in advance. Regards, Sujatha |
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