Tutorial case for displacementField utility.

tutorials/displacementField/CFD/constant/displacementProperties

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+/*---------------------------------------------------------------------------*\
+| =========                 |                                                 |
+| \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
+|  \\    /   O peration     | Version:  1.4                                   |
+|   \\  /    A nd           | Web:      http://www.openfoam.org               |
+|    \\/     M anipulation  |                                                 |
+\*---------------------------------------------------------------------------*/
+
+
+FoamFile
+{
+    version         2.0;
+    format          ascii;
+
+    root            "";
+    case            "";
+    instance        "";
+    local           "";
+
+    class           dictionary;
+    object          displacementProperties;
+}
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+dumpIndexStart 4004000;
+
+dumpIndexIncrement 4000;
+
+nNeighMin 3;
+
+timePerStep 0.05;
+
+startTime 0.0;
+
+filepath "../DEM/post_disp/dump";
+
+fillEmptyCells false;
+
+// ************************************************************************* //

tutorials/displacementField/CFD/constant/polyMesh/blockMeshDict

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+/*--------------------------------*- C++ -*----------------------------------*\
+| =========                 |                                                 |
+| \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
+|  \\    /   O peration     | Version:  2.3.0                                 |
+|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
+|    \\/     M anipulation  |                                                 |
+\*---------------------------------------------------------------------------*/
+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       dictionary;
+    object      blockMeshDict;
+}
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+#include "../../geometry"
+convertToMeters 1;
+
+
+vertices
+(
+    ($mhlx $mhly 0)
+    ($hlx $mhly 0)
+    ($hlx $hly 0)
+    ($mhlx $hly 0)
+    ($mhlx $mhly $lz)
+    ($hlx $mhly $lz)
+    ($hlx $hly $lz)
+    ($mhlx $hly $lz)
+);
+
+blocks
+(
+    hex (0 1 2 3 4 5 6 7) (35 6 110) simpleGrading (1 1 1)
+);
+
+edges
+(
+);
+
+boundary
+(
+    walls
+    {
+        type wall;
+        faces
+        (
+            (0 4 7 3)
+            (2 6 5 1)
+            (1 5 4 0)     
+            (3 7 6 2)
+        );
+    }
+    inlet
+    {
+        type patch;
+        faces
+        (
+             (0 3 2 1)
+         );
+    }
+    outlet
+    {
+        type patch;
+        faces
+        (
+            (4 5 6 7)
+         );
+    }
+);
+
+mergePatchPairs
+(
+);
+
+// ************************************************************************* //

tutorials/displacementField/CFD/constant/polyMesh/boundary

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+/*--------------------------------*- C++ -*----------------------------------*\
+| =========                 |                                                 |
+| \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
+|  \\    /   O peration     | Version:  4.x                                   |
+|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
+|    \\/     M anipulation  |                                                 |
+\*---------------------------------------------------------------------------*/
+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       polyBoundaryMesh;
+    location    "constant/polyMesh";
+    object      boundary;
+}
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+4
+(
+    walls
+    {
+        type            wall;
+        inGroups        1(wall);
+        nFaces          9020;
+        startFace       64580;
+    }
+    inlet
+    {
+        type            patch;
+        nFaces          190;
+        startFace       73600;
+    }
+    outlet
+    {
+        type            patch;
+        nFaces          210;
+        startFace       73790;
+    }
+    nozzle
+    {
+        type            patch;
+        nFaces          20;
+        startFace       74000;
+    }
+)
+
+// ************************************************************************* //

tutorials/displacementField/CFD/constant/polyMesh/cellZones

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+/*--------------------------------*- C++ -*----------------------------------*\
+| =========                 |                                                 |
+| \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
+|  \\    /   O peration     | Version:  4.x                                   |
+|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
+|    \\/     M anipulation  |                                                 |
+\*---------------------------------------------------------------------------*/
+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       regIOobject;
+    location    "constant/polyMesh";
+    object      cellZones;
+}
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+0
+()
+
+// ************************************************************************* //

tutorials/displacementField/CFD/constant/polyMesh/faceZones

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+/*--------------------------------*- C++ -*----------------------------------*\
+| =========                 |                                                 |
+| \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
+|  \\    /   O peration     | Version:  4.x                                   |
+|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
+|    \\/     M anipulation  |                                                 |
+\*---------------------------------------------------------------------------*/
+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       regIOobject;
+    location    "constant/polyMesh";
+    object      faceZones;
+}
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+0
+()
+
+// ************************************************************************* //

tutorials/displacementField/CFD/constant/polyMesh/pointZones

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+/*--------------------------------*- C++ -*----------------------------------*\
+| =========                 |                                                 |
+| \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
+|  \\    /   O peration     | Version:  4.x                                   |
+|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
+|    \\/     M anipulation  |                                                 |
+\*---------------------------------------------------------------------------*/
+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       regIOobject;
+    location    "constant/polyMesh";
+    object      pointZones;
+}
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+0
+()
+
+// ************************************************************************* //

tutorials/displacementField/CFD/system/controlDict

@@ -0,0 +1,55 @@
+/*--------------------------------*- C++ -*----------------------------------*\
+| =========                 |                                                 |
+| \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
+|  \\    /   O peration     | Version:  2.3.0                                 |
+|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
+|    \\/     M anipulation  |                                                 |
+\*---------------------------------------------------------------------------*/
+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       dictionary;
+    location    "system";
+    object      controlDict;
+}
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+application     pisoFoam;
+
+startFrom       startTime;
+
+startTime       0;
+
+stopAt          endTime;
+
+endTime         10;
+
+deltaT          0.05;
+
+writeControl    timeStep;
+
+writeInterval   100;
+
+purgeWrite      0;
+
+writeFormat     ascii;
+
+writePrecision  6;
+
+writeCompression off;
+
+timeFormat      general;
+
+timePrecision   6;
+
+runTimeModifiable true;
+
+libs (
+     );
+
+functions
+{
+}
+
+// ************************************************************************* //

tutorials/displacementField/CFD/system/fvSchemes

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+/*--------------------------------*- C++ -*----------------------------------*\
+| =========                 |                                                 |
+| \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
+|  \\    /   O peration     | Version:  2.3.0                                 |
+|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
+|    \\/     M anipulation  |                                                 |
+\*---------------------------------------------------------------------------*/
+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       dictionary;
+    location    "system";
+    object      fvSchemes;
+}
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+ddtSchemes
+{
+    default         Euler;
+}
+
+gradSchemes
+{
+    default         Gauss linear;
+}
+
+divSchemes
+{
+    default         Gauss linear;
+    div(phi,U)      Gauss limitedLinearV 1;
+    div(phi,k)      Gauss limitedLinear 1;
+    div(phi,epsilon) Gauss limitedLinear 1;
+    div(phi,R)      Gauss limitedLinear 1;
+    div(R)          Gauss linear;
+    div(phi,nuTilda) Gauss limitedLinear 1;
+    div((nuEff*dev(T(grad(U))))) Gauss linear;
+    div(phi,T)      Gauss limitedLinear 1;
+ //   div(phi,T)      Gauss upwind;
+}
+
+laplacianSchemes
+{
+    default         Gauss linear corrected;
+}
+
+interpolationSchemes
+{
+    default         linear;
+}
+
+snGradSchemes
+{
+    default         corrected;
+}
+
+fluxRequired
+{
+    default         no;
+    p               ;
+    T               ;
+}
+
+
+// ************************************************************************* //

tutorials/displacementField/CFD/system/fvSolution

@@ -0,0 +1,79 @@
+/*--------------------------------*- C++ -*----------------------------------*\
+| =========                 |                                                 |
+| \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
+|  \\    /   O peration     | Version:  2.3.0                                 |
+|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
+|    \\/     M anipulation  |                                                 |
+\*---------------------------------------------------------------------------*/
+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       dictionary;
+    location    "system";
+    object      fvSolution;
+}
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+solvers
+{
+    "(p|rho)"
+    {
+        solver          PCG;
+        preconditioner  DIC;
+        tolerance       1e-6;
+        relTol          0.01;
+    }
+
+    "(p|rho)Final"
+    {
+        $p;
+        relTol          0;
+    }
+
+    "(U|k|e|epsilon|R|nuTilda|c)"
+    {
+        solver          smoothSolver;
+        smoother        GaussSeidel;
+        tolerance       1e-05;
+        relTol          0;
+    }
+
+    "(U|e|k|nuTilda)Final"
+    {
+        $U;
+        relTol          0;
+    }
+
+    T
+    {
+        solver          PBiCG;
+        preconditioner  DILU;
+        tolerance       1e-8;
+        relTol          0;
+    }
+}
+
+PIMPLE
+{
+    momentumPredictor yes;
+    nOuterCorrectors 3;
+    nCorrectors     1;
+    nNonOrthogonalCorrectors 0;
+    rhoMin          rhoMin [ 1 -3 0 0 0 ] 0.5;
+    rhoMax          rhoMax [ 1 -3 0 0 0 ] 2.0;
+}
+
+relaxationFactors
+{
+    fields
+    {
+    }
+    equations
+    {
+        ".*"  1;
+    }
+}
+
+
+// ************************************************************************* //

tutorials/displacementField/README

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+displacementField reads a series of LIGGGHTS dump files and calculates the field of displacements from one time instance to the next. If necessary, holes in the resulting field can be filled by interpolating between the N nearest neighbors.
+
+Use the following format to generate index-ordered dump files:
+
+dump            dmp1 all custom 10 ../DEM/displacements/dump*.liggghts_run id x y z
+dump_modify     dmp1 sort id pad 7
+

tutorials/displacementField/run.sh

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+cd CFD
+displacementField > run.log 2>&1