[N. A.]

Hi,

Can anyone give more insight on the error below. I am using coalChemistryFoam to simualte coal gasification. What would be the best way to debug the solvers?

Any help is appreciated.

Thanks,
Nir
-----------------
Error
----------------
Solving chemistry
diagonal: Solving for rho, Initial residual = 0, Final residual = 0, No Iterations 0
DILUPBiCG: Solving for Ux, Initial residual = 1, Final residual = 3.38542041e-06, No Iterations 4
DILUPBiCG: Solving for Uy, Initial residual = 1, Final residual = 3.089071258e-06, No Iterations 4
DILUPBiCG: Solving for Uz, Initial residual = 1, Final residual = 3.384265436e-06, No Iterations 4
DILUPBiCG: Solving for O2, Initial residual = 0.0006125007434, Final residual = 3.813287571e-07, No Iterations 2
DILUPBiCG: Solving for CH4, Initial residual = 0.0003700229442, Final residual = 3.068911351e-07, No Iterations 2
DILUPBiCG: Solving for H2, Initial residual = 0.0003708247199, Final residual = 3.067277329e-07, No Iterations 2
DILUPBiCG: Solving for CO2, Initial residual = 0.0003700250834, Final residual = 3.068943363e-07, No Iterations 2
DILUPBiCG: Solving for H2O, Initial residual = 0.0004796515267, Final residual = 1.166626517e-07, No Iterations 2
DILUPBiCG: Solving for h, Initial residual = 0.0004650184876, Final residual = 2.472202194e-07, No Iterations 2
DILUPBiCG: Solving for p, Initial residual = 0.9960852582, Final residual = 2.28799186e-07, No Iterations 28
diagonal: Solving for rho, Initial residual = 0, Final residual = 0, No Iterations 0
time step continuity errors : sum local = 13382.22017, global = 4.741838199, cumulative = 4.741838703
#0 Foam::error:rintStack(Foam::Ostream&) in "/home/NA/OpenFOAM/OpenFOAM-1.6/lib/linux64GccDPOpt/libOpenFOAM.so"
#1 Foam::sigFpe::sigFpeHandler(int) in "/home/NA/OpenFOAM/OpenFOAM-1.6/lib/linux64GccDPOpt/libOpenFOAM.so"
#2 ?? in "/lib/libc.so.6"
#3 Foam::PBiCG::solve(Foam::Field<double>&, Foam::Field<double> const&, unsigned char) const in "/home/NA/OpenFOAM/OpenFOAM-1.6/lib/linux64GccDPOpt/libOpenFOAM.so"
#4 Foam::fvMatrix<double>::solve(Foam::dictionary const&) in "/home/NA/OpenFOAM/OpenFOAM-1.6/lib/linux64GccDPOpt/libfiniteVolume.so"
#5 main in "/home/NA/OpenFOAM/OpenFOAM-1.6/applications/bin/linux64GccDPOpt/coalChemistryFoam"
#6 __libc_start_main in "/lib/libc.so.6"
#7 _start in "/home/NA/OpenFOAM/OpenFOAM-1.6/applications/bin/linux64GccDPOpt/coalChemistryFoam"

[leosding]

To paste your .log for the calculation is better to understand.

Leo