Senior Member
Nilesh Rane
Join Date: Apr 2010
Posts: 122
Rep Power: 15

Thanx Kiran for your reply.
I reduced the time step by 10 times and this what i got. It looks like the trouble is in the thermophysical model. I am not sure.
Quote:
Starting time loop
Courant Number mean: 1.22796e10 max: 0.895587
Time = 0.0001
diagonal: Solving for rho, Initial residual = 0, Final residual = 0, No Iterations 0
DILUPBiCG: Solving for Ux, Initial residual = 1, Final residual = 1.87779e07, No Iterations 1
DILUPBiCG: Solving for Uy, Initial residual = 1, Final residual = 7.41559e07, No Iterations 1
DILUPBiCG: Solving for Uz, Initial residual = 1, Final residual = 6.19441e07, No Iterations 1
DILUPBiCG: Solving for h, Initial residual = 1, Final residual = 2.09039e07, No Iterations 1
DICPCG: Solving for p, Initial residual = 1, Final residual = 4.11979e07, No Iterations 5
DICPCG: Solving for p, Initial residual = 0.00232814, Final residual = 2.76483e07, No Iterations 3
diagonal: Solving for rho, Initial residual = 0, Final residual = 0, No Iterations 0
time step continuity errors : sum local = 3.30784e10, global = 1.38835e11, cumulative = 1.38835e11
DILUPBiCG: Solving for h, Initial residual = 0.134979, Final residual = 9.74829e06, No Iterations 1
DICPCG: Solving for p, Initial residual = 0.0227705, Final residual = 7.47325e07, No Iterations 3
DICPCG: Solving for p, Initial residual = 0.000463772, Final residual = 3.39987e07, No Iterations 2
diagonal: Solving for rho, Initial residual = 0, Final residual = 0, No Iterations 0
time step continuity errors : sum local = 5.34991e10, global = 3.69048e11, cumulative = 2.30213e11
DILUPBiCG: Solving for epsilon, Initial residual = 0.0343935, Final residual = 1.10077e06, No Iterations 1
DILUPBiCG: Solving for k, Initial residual = 1, Final residual = 2.12824e09, No Iterations 2
ExecutionTime = 10.9 s ClockTime = 11 s
Courant Number mean: 1.20987e05 max: 0.797478
Time = 0.0002
diagonal: Solving for rho, Initial residual = 0, Final residual = 0, No Iterations 0
DILUPBiCG: Solving for Ux, Initial residual = 0.205542, Final residual = 9.03849e06, No Iterations 1
DILUPBiCG: Solving for Uy, Initial residual = 0.289117, Final residual = 2.23436e08, No Iterations 2
DILUPBiCG: Solving for Uz, Initial residual = 0.307097, Final residual = 1.79424e08, No Iterations 2
DILUPBiCG: Solving for h, Initial residual = 0.085322, Final residual = 8.0458e06, No Iterations 1
DICPCG: Solving for p, Initial residual = 0.0880967, Final residual = 2.97441e07, No Iterations 4
DICPCG: Solving for p, Initial residual = 0.000952785, Final residual = 6.41826e07, No Iterations 2
diagonal: Solving for rho, Initial residual = 0, Final residual = 0, No Iterations 0
time step continuity errors : sum local = 2.21269e09, global = 2.32879e10, cumulative = 2.559e10
DILUPBiCG: Solving for h, Initial residual = 0.0118797, Final residual = 8.1934e06, No Iterations 1
DICPCG: Solving for p, Initial residual = 0.00496357, Final residual = 1.7529e07, No Iterations 3
DICPCG: Solving for p, Initial residual = 9.23467e05, Final residual = 8.80519e08, No Iterations 2
diagonal: Solving for rho, Initial residual = 0, Final residual = 0, No Iterations 0
time step continuity errors : sum local = 3.22126e10, global = 1.15796e11, cumulative = 2.44321e10
DILUPBiCG: Solving for epsilon, Initial residual = 0.0350901, Final residual = 1.05707e06, No Iterations 1
DILUPBiCG: Solving for k, Initial residual = 0.920835, Final residual = 8.11466e06, No Iterations 1
ExecutionTime = 17.77 s ClockTime = 18 s
Courant Number mean: 3.41131e05 max: 0.897386
Time = 0.0003
diagonal: Solving for rho, Initial residual = 0, Final residual = 0, No Iterations 0
DILUPBiCG: Solving for Ux, Initial residual = 0.151932, Final residual = 8.49855e08, No Iterations 2
DILUPBiCG: Solving for Uy, Initial residual = 0.21195, Final residual = 2.06176e07, No Iterations 2
DILUPBiCG: Solving for Uz, Initial residual = 0.223712, Final residual = 1.66182e07, No Iterations 2
DILUPBiCG: Solving for h, Initial residual = 0.049634, Final residual = 4.58421e08, No Iterations 2
DICPCG: Solving for p, Initial residual = 0.0482174, Final residual = 1.28071e07, No Iterations 4
DICPCG: Solving for p, Initial residual = 0.000541171, Final residual = 2.76306e07, No Iterations 2
diagonal: Solving for rho, Initial residual = 0, Final residual = 0, No Iterations 0
time step continuity errors : sum local = 1.61954e09, global = 2.34582e10, cumulative = 4.78903e10
DILUPBiCG: Solving for h, Initial residual = 0.00724666, Final residual = 8.76892e06, No Iterations 1
DICPCG: Solving for p, Initial residual = 0.00257986, Final residual = 8.07522e08, No Iterations 3
DICPCG: Solving for p, Initial residual = 5.6645e05, Final residual = 7.99804e07, No Iterations 1
diagonal: Solving for rho, Initial residual = 0, Final residual = 0, No Iterations 0
time step continuity errors : sum local = 4.80107e09, global = 3.77017e11, cumulative = 5.16605e10
DILUPBiCG: Solving for epsilon, Initial residual = 0.0361042, Final residual = 7.68723e07, No Iterations 1
DILUPBiCG: Solving for k, Initial residual = 0.844035, Final residual = 8.16512e08, No Iterations 2
ExecutionTime = 25.8 s ClockTime = 26 s
Courant Number mean: 5.66831e05 max: 0.933628
Time = 0.0004
diagonal: Solving for rho, Initial residual = 0, Final residual = 0, No Iterations 0
DILUPBiCG: Solving for Ux, Initial residual = 0.132155, Final residual = 2.49781e07, No Iterations 2
DILUPBiCG: Solving for Uy, Initial residual = 0.165191, Final residual = 4.44447e07, No Iterations 2
DILUPBiCG: Solving for Uz, Initial residual = 0.171887, Final residual = 3.12837e07, No Iterations 2
DILUPBiCG: Solving for h, Initial residual = 0.0357992, Final residual = 1.22762e07, No Iterations 2
DICPCG: Solving for p, Initial residual = 0.0333674, Final residual = 7.34194e07, No Iterations 3
DICPCG: Solving for p, Initial residual = 0.000368354, Final residual = 1.84803e07, No Iterations 2
diagonal: Solving for rho, Initial residual = 0, Final residual = 0, No Iterations 0
time step continuity errors : sum local = 1.5441e09, global = 1.1163e10, cumulative = 6.28235e10
DILUPBiCG: Solving for h, Initial residual = 0.00515052, Final residual = 6.56499e06, No Iterations 1
DICPCG: Solving for p, Initial residual = 0.00197868, Final residual = 9.11631e07, No Iterations 2
DICPCG: Solving for p, Initial residual = 4.5262e05, Final residual = 5.74115e07, No Iterations 1
diagonal: Solving for rho, Initial residual = 0, Final residual = 0, No Iterations 0
time step continuity errors : sum local = 4.84736e09, global = 1.43854e10, cumulative = 4.84381e10
DILUPBiCG: Solving for epsilon, Initial residual = 0.0370731, Final residual = 1.62294e06, No Iterations 1
DILUPBiCG: Solving for k, Initial residual = 0.778115, Final residual = 5.94707e08, No Iterations 2
ExecutionTime = 33.37 s ClockTime = 33 s
Courant Number mean: 8.05815e05 max: 0.915753
Time = 0.0005
diagonal: Solving for rho, Initial residual = 0, Final residual = 0, No Iterations 0
DILUPBiCG: Solving for Ux, Initial residual = 0.119022, Final residual = 4.19624e07, No Iterations 2
DILUPBiCG: Solving for Uy, Initial residual = 0.133851, Final residual = 3.96336e07, No Iterations 2
DILUPBiCG: Solving for Uz, Initial residual = 0.13697, Final residual = 2.76525e07, No Iterations 2
DILUPBiCG: Solving for h, Initial residual = 0.0282239, Final residual = 1.98228e06, No Iterations 2
DICPCG: Solving for p, Initial residual = 0.0255723, Final residual = 5.3407e07, No Iterations 3
DICPCG: Solving for p, Initial residual = 0.00027617, Final residual = 1.5248e07, No Iterations 2
diagonal: Solving for rho, Initial residual = 0, Final residual = 0, No Iterations 0
time step continuity errors : sum local = 1.65153e09, global = 2.42189e11, cumulative = 5.08599e10
DILUPBiCG: Solving for h, Initial residual = 0.00386754, Final residual = 4.24874e06, No Iterations 1
DICPCG: Solving for p, Initial residual = 0.00166888, Final residual = 6.17623e07, No Iterations 2
DICPCG: Solving for p, Initial residual = 3.4249e05, Final residual = 3.91094e07, No Iterations 1
diagonal: Solving for rho, Initial residual = 0, Final residual = 0, No Iterations 0
time step continuity errors : sum local = 4.25402e09, global = 5.92587e11, cumulative = 4.49341e10
DILUPBiCG: Solving for epsilon, Initial residual = 0.0380748, Final residual = 1.67708e06, No Iterations 1
DILUPBiCG: Solving for k, Initial residual = 0.720784, Final residual = 9.89163e07, No Iterations 2
ExecutionTime = 40.78 s ClockTime = 41 s
Courant Number mean: 0.000104574 max: 0.903535
Time = 0.0006
diagonal: Solving for rho, Initial residual = 0, Final residual = 0, No Iterations 0
DILUPBiCG: Solving for Ux, Initial residual = 0.0892196, Final residual = 4.98543e07, No Iterations 2
DILUPBiCG: Solving for Uy, Initial residual = 0.112749, Final residual = 1.45864e08, No Iterations 3
DILUPBiCG: Solving for Uz, Initial residual = 0.113052, Final residual = 3.14392e07, No Iterations 2
DILUPBiCG: Solving for h, Initial residual = 0.0233424, Final residual = 7.72495e07, No Iterations 2
DICPCG: Solving for p, Initial residual = 0.0207514, Final residual = 3.9847e07, No Iterations 3
DICPCG: Solving for p, Initial residual = 0.000216915, Final residual = 1.1116e07, No Iterations 2
diagonal: Solving for rho, Initial residual = 0, Final residual = 0, No Iterations 0
time step continuity errors : sum local = 1.46998e09, global = 2.13446e11, cumulative = 4.70685e10
DILUPBiCG: Solving for h, Initial residual = 0.00299696, Final residual = 3.01225e06, No Iterations 1
DICPCG: Solving for p, Initial residual = 0.00138315, Final residual = 4.32967e07, No Iterations 2
DICPCG: Solving for p, Initial residual = 2.57837e05, Final residual = 2.65555e07, No Iterations 1
diagonal: Solving for rho, Initial residual = 0, Final residual = 0, No Iterations 0
time step continuity errors : sum local = 3.51588e09, global = 7.22215e12, cumulative = 4.63463e10
DILUPBiCG: Solving for epsilon, Initial residual = 0.0391174, Final residual = 6.05495e06, No Iterations 1
DILUPBiCG: Solving for k, Initial residual = 0.670561, Final residual = 1.17086e06, No Iterations 2
ExecutionTime = 48.8 s ClockTime = 49 s
Courant Number mean: 0.000127933 max: 0.89512
Time = 0.0007
diagonal: Solving for rho, Initial residual = 0, Final residual = 0, No Iterations 0
DILUPBiCG: Solving for Ux, Initial residual = 0.0711607, Final residual = 3.87349e07, No Iterations 2
DILUPBiCG: Solving for Uy, Initial residual = 0.0995307, Final residual = 2.63544e06, No Iterations 2
DILUPBiCG: Solving for Uz, Initial residual = 0.0967057, Final residual = 2.82658e06, No Iterations 2
DILUPBiCG: Solving for h, Initial residual = 0.0199164, Final residual = 1.25373e06, No Iterations 2
DICPCG: Solving for p, Initial residual = 0.0174957, Final residual = 2.88932e07, No Iterations 3
DICPCG: Solving for p, Initial residual = 0.00017554, Final residual = 7.89031e08, No Iterations 2
diagonal: Solving for rho, Initial residual = 0, Final residual = 0, No Iterations 0
time step continuity errors : sum local = 1.22307e09, global = 3.75482e11, cumulative = 5.01012e10
DILUPBiCG: Solving for h, Initial residual = 0.0025312, Final residual = 2.31581e06, No Iterations 1
DICPCG: Solving for p, Initial residual = 0.00118355, Final residual = 3.23954e07, No Iterations 2
DICPCG: Solving for p, Initial residual = 2.01077e05, Final residual = 1.85316e07, No Iterations 1
diagonal: Solving for rho, Initial residual = 0, Final residual = 0, No Iterations 0
time step continuity errors : sum local = 2.87206e09, global = 4.68029e12, cumulative = 5.05692e10
DILUPBiCG: Solving for epsilon, Initial residual = 0.0401262, Final residual = 1.16225e06, No Iterations 2
bounding epsilon, min: 507.023 max: 102191 average: 5784.06
DILUPBiCG: Solving for k, Initial residual = 0.626073, Final residual = 2.18301e06, No Iterations 2
ExecutionTime = 56.85 s ClockTime = 57 s
Courant Number mean: 0.000150306 max: 0.892816
Time = 0.0008
diagonal: Solving for rho, Initial residual = 0, Final residual = 0, No Iterations 0
DILUPBiCG: Solving for Ux, Initial residual = 1, Final residual = 8.59089e06, No Iterations 3
DILUPBiCG: Solving for Uy, Initial residual = 1, Final residual = 8.59089e06, No Iterations 3
DILUPBiCG: Solving for Uz, Initial residual = 1, Final residual = 8.59089e06, No Iterations 3
DILUPBiCG: Solving for h, Initial residual = 0.017391, Final residual = 1.0488e07, No Iterations 2
DICPCG: Solving for p, Initial residual = 1, Final residual = 7.85576e08, No Iterations 6
DICPCG: Solving for p, Initial residual = 0.0266224, Final residual = 4.79873e07, No Iterations 4
diagonal: Solving for rho, Initial residual = 0, Final residual = 0, No Iterations 0
time step continuity errors : sum local = 1.98554e05, global = 2.57265e06, cumulative = 2.57215e06
DILUPBiCG: Solving for h, Initial residual = 1, Final residual = 5.85321e06, No Iterations 167
> FOAM FATAL ERROR:
Maximum number of iterations exceeded
From function specieThermo<thermo>::T(scalar f, scalar T0, scalar (specieThermo<thermo>::*F)(const scalar) const, scalar (specieThermo<thermo>::*dFdT)(const scalar) const) const
in file /home/opencfd/OpenFOAM/OpenFOAM1.7.0/src/thermophysicalModels/specie/lnInclude/specieThermoI.H at line 67.
FOAM aborting
#0 Foam::error:rintStack(Foam::Ostream&) in "/opt/openfoam170/lib/linux64GccDPOpt/libOpenFOAM.so"
#1 Foam::error::abort() in "/opt/openfoam170/lib/linux64GccDPOpt/libOpenFOAM.so"
#2 Foam::hPsiThermo<Foam:ureMixture<Foam::sutherlan dTransport<Foam::specieThermo<Foam::hConstThermo<F oam:erfectGas> > > > >::calculate() in "/opt/openfoam170/lib/linux64GccDPOpt/libbasicThermophysicalModels.so"
#3 Foam::hPsiThermo<Foam:ureMixture<Foam::sutherlan dTransport<Foam::specieThermo<Foam::hConstThermo<F oam:erfectGas> > > > >::correct() in "/opt/openfoam170/lib/linux64GccDPOpt/libbasicThermophysicalModels.so"
#4
in "/opt/openfoam170/applications/bin/linux64GccDPOpt/rhoPisoFoam"
#5 __libc_start_main in "/lib/libc.so.6"
#6
in "/opt/openfoam170/applications/bin/linux64GccDPOpt/rhoPisoFoam"
Aborted

__________________
Imagination is more important than knowledge..
