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Message #20669
Re: [Question #683336]: Yade-OpenFoam-coupling delete the particles outside the fluid cells
Question #683336 on Yade changed:
https://answers.launchpad.net/yade/+question/683336
Anqi H posted a new comment:
Hi Deepak,
Thank you for the links. I've made deltaT 1/10 of the previous value, It
now stalls at 0.01468s while both courant and max courant number is less
than 0.5.
Time = 0.01478
Courant Number mean: 0.00188364 max: 0.00654247
smoothSolver: Solving for Ux, Initial residual = 0.000895276, Final residual = 3.99666e-07, No Iterations 1
smoothSolver: Solving for Uy, Initial residual = 0.0012464, Final residual = 5.33346e-07, No Iterations 1
smoothSolver: Solving for Uz, Initial residual = 0.00136997, Final residual = 3.99407e-07, No Iterations 1
DICPCG: Solving for p, Initial residual = 0.000356892, Final residual = 1.69725e-05, No Iterations 9
DICPCG: Solving for p, Initial residual = 1.69772e-05, Final residual = 7.49094e-07, No Iterations 10
DICPCG: Solving for p, Initial residual = 7.49094e-07, Final residual = 7.49094e-07, No Iterations 0
time step continuity errors : sum local = 6.37045e-12, global = -2.646e-14, cumulative = 1.25224e-08
DICPCG: Solving for p, Initial residual = 2.68288e-06, Final residual = 6.77363e-07, No Iterations 2
DICPCG: Solving for p, Initial residual = 6.77362e-07, Final residual = 6.77362e-07, No Iterations 0
DICPCG: Solving for p, Initial residual = 6.77362e-07, Final residual = 6.77362e-07, No Iterations 0
time step continuity errors : sum local = 5.76044e-12, global = -8.4556e-13, cumulative = 1.25216e-08
ExecutionTime = 128.46 s ClockTime = 129 s
ControlDict:
/*--------------------------------*- C++ -*----------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | Website: https://openfoam.org
\\ / A nd | Version: dev
\\/ M anipulation |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class dictionary;
location "system";
object controlDict;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
application icoFoam;
startFrom latestTime;
startTime 0;
stopAt endTime;
endTime 0.05;
deltaT 0.000005;
writeControl timeStep;
writeInterval 20;
purgeWrite 0;
writeFormat ascii;
writePrecision 6;
writeCompression off;
timeFormat general;
timePrecision 6;
runTimeModifiable true;
// ************************************************************************* //
fv solution:
/*--------------------------------*- C++ -*----------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | Website: https://openfoam.org
\\ / A nd | Version: dev
\\/ M anipulation |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class dictionary;
location "system";
object fvSolution;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
solvers
{
p
{
solver PCG;
preconditioner DIC;
tolerance 1e-06;
relTol 0.05;
}
pFinal
{
$p;
relTol 0;
}
U
{
solver smoothSolver;
smoother symGaussSeidel;
tolerance 1e-05;
relTol 0;
}
}
PISO
{
nCorrectors 2;
nNonOrthogonalCorrectors 2;
}
// ************************************************************************* //
fv scheme:
/*--------------------------------*- C++ -*----------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | Website: https://openfoam.org
\\ / A nd | Version: dev
\\/ M anipulation |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class dictionary;
location "system";
object fvSchemes;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
ddtSchemes
{
default Euler;
}
gradSchemes
{
default Gauss linear;
}
divSchemes
{
default none;
div(phi,U) Gauss limitedLinearV 1;
}
laplacianSchemes
{
default Gauss linear corrected;
}
interpolationSchemes
{
default linear;
}
snGradSchemes
{
default corrected;
}
// ************************************************************************* //
0/p
/*--------------------------------*- C++ -*----------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | Website: https://openfoam.org
\\ / A nd | Version: dev
\\/ M anipulation |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class volScalarField;
object p;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
dimensions [0 2 -2 0 0 0 0];
internalField uniform 0;
boundaryField
{
inlet
{
type fixedValue;
value uniform .2;
}
outlet
{
type fixedValue;
value uniform 0;
}
walls
{
type zeroGradient;
}
}
//
*************************************************************************
//
0/U
/*--------------------------------*- C++ -*----------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | Website: https://openfoam.org
\\ / A nd | Version: dev
\\/ M anipulation |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class volVectorField;
object U;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
dimensions [0 1 -1 0 0 0 0];
internalField uniform (1 0 0);
boundaryField
{
inlet
{
type zeroGradient;
}
outlet
{
type zeroGradient;
}
walls
{
type fixedValue;
value uniform (0 0 0);
}
}
//
*************************************************************************
//
0/uSource
/*--------------------------------*- C++ -*----------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | Website: https://openfoam.org
\\ / A nd | Version: 6
\\/ M anipulation |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class volVectorField;
object uSource;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
dimensions [0 1 -2 0 0 0 0];
internalField uniform (0 0 0);
boundaryField
{
inlet
{
type calculated;
value uniform (0 0 0);
}
outlet
{
type calculated;
value uniform (0 0 0);
}
walls
{
type fixedValue;
value uniform (0 0 0);
}
}
//
*************************************************************************
//
blockMeshDict:
/*--------------------------------*- C++ -*----------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | Website: https://openfoam.org
\\ / A nd | Version: dev
\\/ M anipulation |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class dictionary;
object blockMeshDict;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
convertToMeters 0.001;
vertices
(
(-2 10 -2)
(22 10 -2)
(22 22 -2)
(-2 22 -2)
(-2 10 22)
(22 10 22)
(22 22 22)
(-2 22 22)
);
blocks
(
hex (0 1 2 3 4 5 6 7) (20 4 20) simpleGrading (1 1 1)
);
edges
(
);
boundary
(
inlet
{
type patch;
faces
(
(0 3 7 4)
);
}
outlet
{
type patch;
faces
(
(1 2 6 5)
);
}
walls
{
type wall;
faces
(
(0 1 2 3)
(0 1 5 4)
(4 5 6 7)
(3 2 6 7)
);
}
);
//
*************************************************************************
//
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