度々申し訳ありません。
竹内です。
中川様、ohbuchi様にご指導頂き
計算が開始できるところまで
来たのですがすぐに計算が落ちてしまいます。
計算開始のログを載せさせていただきます。
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* * * //
Create time
Create mesh for time = 0
Reading field p
Reading field U
Reading/calculating face flux field phi
Selecting incompressible transport model Newtonian
Selecting turbulence model type LESModel
Selecting LES turbulence model oneEqEddy
oneEqEddyCoeffs
{
ce 1.048;
ck 0.094;
}
Starting time loop
Time = 1e-07
Courant Number mean: 1.15033e-08 max: 1.04624
DILUPBiCG: Solving for Ux, Initial residual = 1, Final residual =
1.4379e-07, No Iterations 1
DILUPBiCG: Solving for Uy, Initial residual = 1, Final residual =
1.43791e-07, No Iterations 1
DILUPBiCG: Solving for Uz, Initial residual = 1, Final residual =
1.4379e-07, No Iterations 1
DICPCG: Solving for p, Initial residual = 1, Final residual = 209635,
No Iterations 1001
time step continuity errors : sum local = 0.00498898, global =
-0.00287789, cumulative = -0.00287789
DICPCG: Solving for p, Initial residual = 0.0424048, Final residual =
0.120292, No Iterations 1001
time step continuity errors : sum local = 0.0176893, global =
-0.00224258, cumulative = -0.00512047
DILUPBiCG: Solving for k, Initial residual = 1, Final residual =
6.12297, No Iterations 1001
bounding k, min: -5.45388e+06 max: 4.53841e+06 average: -406.522
ExecutionTime = 5.2 s ClockTime = 5 s
Time = 2e-07
Courant Number mean: 0.0837298 max: 947.183
DILUPBiCG: Solving for Ux, Initial residual = 0.340435, Final
residual = 0.0274714, No Iterations 1001
DILUPBiCG: Solving for Uy, Initial residual = 0.0534779, Final
residual = 0.0718693, No Iterations 1001
DILUPBiCG: Solving for Uz, Initial residual = 0.0731924, Final
residual = 0.248744, No Iterations 1001
DICPCG: Solving for p, Initial residual = 0.65333, Final residual =
3.358, No Iterations 1001
time step continuity errors : sum local = 1.02944, global = 0.0184672,
cumulative = 0.0133467
DICPCG: Solving for p, Initial residual = 0.385836, Final residual =
1.77759, No Iterations 1001
time step continuity errors : sum local = 99.2172, global = -15.3872,
cumulative = -15.3738
DILUPBiCG: Solving for k, Initial residual = 1, Final residual =
2.00005e+08, No Iterations 1001
bounding k, min: -2.21269e+28 max: 6.16764e+26 average: -2.07838e+24
ExecutionTime = 18.83 s ClockTime = 19 s
Time = 3e-07
Courant Number mean: 451.453 max: 2.89777e+10
DILUPBiCG: Solving for Ux, Initial residual = 0.99838, Final residual
= 0.00908984, No Iterations 1001
DILUPBiCG: Solving for Uy, Initial residual = 0.998995, Final
residual = 75.7606, No Iterations 1001
DILUPBiCG: Solving for Uz, Initial residual = 0.998881, Final
residual = 0.0640041, No Iterations 1001
DICPCG: Solving for p, Initial residual = 0.999904, Final residual =
82.3255, No Iterations 1001
time step continuity errors : sum local = 3.84874e+09, global =
2.02127e+09, cumulative = 2.02127e+09
DICPCG: Solving for p, Initial residual = 2.35578e-07, Final residual
= 0.0102584, No Iterations 1001
time step continuity errors : sum local = 1.28972e+15, global =
5.26392e+13, cumulative = 5.26412e+13
#0 Foam::error::printStack(Foam::Ostream&) in "/opt/openfoam201/
platforms/linux64GccDPOpt/lib/libOpenFOAM.so"
#1 Foam::sigFpe::sigHandler(int) in "/opt/openfoam201/platforms/
linux64GccDPOpt/lib/libOpenFOAM.so"
#2 in "/lib/x86_64-linux-gnu/libc.so.6"
#3 Foam::LimitedScheme<double,
Foam::limitedLinearLimiter<Foam::NVDTVD>,
Foam::limitFuncs::magSqr>::limiter(Foam::GeometricField<double,
Foam::fvPatchField, Foam::volMesh> const&) const in "/opt/openfoam201/
platforms/linux64GccDPOpt/lib/libfiniteVolume.so"
#4
Foam::limitedSurfaceInterpolationScheme<double>::weights(Foam::GeometricField<double,
Foam::fvPatchField, Foam::volMesh> const&) const in "/opt/openfoam201/
platforms/linux64GccDPOpt/lib/libfiniteVolume.so"
#5
Foam::fv::gaussConvectionScheme<double>::fvmDiv(Foam::GeometricField<double,
Foam::fvsPatchField, Foam::surfaceMesh> const&,
Foam::GeometricField<double, Foam::fvPatchField, Foam::volMesh>
const&) const in "/opt/openfoam201/platforms/linux64GccDPOpt/lib/
libfiniteVolume.so"
#6 Foam::tmp<Foam::fvMatrix<double> >
Foam::fvm::div<double>(Foam::GeometricField<double,
Foam::fvsPatchField, Foam::surfaceMesh> const&,
Foam::GeometricField<double, Foam::fvPatchField, Foam::volMesh>
const&, Foam::word const&) in "/opt/openfoam201/platforms/
linux64GccDPOpt/lib/libincompressibleRASModels.so"
#7 Foam::tmp<Foam::fvMatrix<double> >
Foam::fvm::div<double>(Foam::GeometricField<double,
Foam::fvsPatchField, Foam::surfaceMesh> const&,
Foam::GeometricField<double, Foam::fvPatchField, Foam::volMesh>
const&) in "/opt/openfoam201/platforms/linux64GccDPOpt/lib/
libincompressibleRASModels.so"
#8
Foam::incompressible::LESModels::oneEqEddy::correct(Foam::tmp<Foam::GeometricField<Foam::Tensor<double>,
Foam::fvPatchField, Foam::volMesh> > const&) in "/opt/openfoam201/
platforms/linux64GccDPOpt/lib/libincompressibleLESModels.so"
#9 Foam::incompressible::LESModel::correct() in "/opt/openfoam201/
platforms/linux64GccDPOpt/lib/libincompressibleLESModels.so"
#10
in "/opt/openfoam201/platforms/linux64GccDPOpt/bin/pisoFoam"
#11 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6"
#12
in "/opt/openfoam201/platforms/linux64GccDPOpt/bin/pisoFoam"
Floating point exception
administrator@administrator-HP-Z800-Workstation:~/takeuchi/cyclic1/poly
$
------------------------------------------
Time = 3e-07、Courant Number max: 2.89777e+10となっている為、
△tを1/1000にしてみたのですが破綻してしまいました。
発散の原因がわかりません。
こちらもご教授頂けないでしょうか。