Test case for tracers on stationary field.

tutorials/rcfdemSolverBase/HopperTracer/CFD/clearParRec.sh

@@ -0,0 +1,12 @@
+#!/bin/sh
+# Source run functions
+. $WM_PROJECT_DIR/bin/tools/RunFunctions
+
+echo "Clearing processor directories without removing decomposed database."
+
+for proc in processor*
+do
+    echo "Clearing $proc directory."
+    rm -rf $proc/0.*
+    rm -rf $proc/[1-9]*
+done

tutorials/rcfdemSolverBase/HopperTracer/CFD/constant/couplingProperties

@@ -0,0 +1,165 @@
+/*---------------------------------------------------------------------------*\
+| =========                 |                                                 |
+| \\      /  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          couplingProperties;
+}
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+//===========================================================================//
+// sub-models & settings
+
+modelType "A"; // A or B
+
+couplingInterval 1;
+
+voidFractionModel centre;
+
+locateModel engine;//turboEngineM2M;//
+
+meshMotionModel noMeshMotion;
+
+regionModel allRegion;
+
+IOModel "off";
+
+dataExchangeModel twoWayMPI;
+
+averagingModel dense;
+
+clockModel standardClock;
+
+smoothingModel off;//constDiffSmoothing;
+
+probeModel off;
+
+forceModels
+(
+    freeStreaming
+);
+
+
+energyModels
+(
+    heatTransferGunn
+);
+
+chemistryModel off;
+
+thermCondModel SyamlalThermCond;
+
+momCoupleModels
+(
+    deactivateCouple
+);
+
+
+turbulenceModelType "turbulenceProperties";
+
+//===========================================================================//
+// sub-model properties
+
+implicitCoupleProps
+{
+    velFieldName "U";
+    granVelFieldName "Us";
+    voidfractionFieldName "voidfraction";
+}
+
+freeStreamingProps
+{
+  critVoidfraction 0.98;
+  // density can be chosen arbitrarily
+  particleDensity 2500;
+//particleDensity 10000;
+  ballisticVelLimit 1.0;
+}
+
+
+totalMomentumExchangeProps
+{
+    implicitMomExFieldName "Ksl";
+    explicitMomExFieldName "none";
+    fluidVelFieldName "U";
+    granVelFieldName "Us";
+    densityFieldName "rho";
+}
+
+
+heatTransferGunnProps
+{
+    partTempName "Temp";
+    partHeatFluxName "convectiveHeatFlux";
+    calcPartTempField false;
+    partRefTemp 293;
+    verbose false;
+}
+
+SyamlalThermCondProps
+{
+}
+
+constDiffSmoothingProps
+{
+    lowerLimit 0.3;
+    upperLimit 1.0;
+    smoothingLength 3.0e-3;
+}
+
+centreProps
+{
+    alphaMin 0.10;
+}
+
+engineProps
+{
+    treeSearch true;
+}
+
+turboEngineM2MProps
+{
+    turboEngineProps
+    {
+        treeSearch true;
+    }
+}
+
+dividedProps
+{
+    alphaMin 0.08;
+    scaleUpVol 1.0;
+    weight 1.0;
+    verbose;
+}
+
+
+
+twoWayMPIProps
+{
+    maxNumberOfParticles 50000;
+    liggghtsPath "../DEM/in.liggghts_rec";
+}
+
+
+particleProbeProps
+{
+        particleIDsToSample "0";
+}
+// ************************************************************************* //

tutorials/rcfdemSolverBase/HopperTracer/CFD/constant/g

@@ -0,0 +1,22 @@
+/*--------------------------------*- C++ -*----------------------------------*\
+| =========                 |                                                 |
+| \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
+|  \\    /   O peration     | Version:  1.6                                   |
+|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
+|    \\/     M anipulation  |                                                 |
+\*---------------------------------------------------------------------------*/
+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       uniformDimensionedVectorField;
+    location    "constant";
+    object      g;
+}
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+dimensions      [0 1 -2 0 0 0 0];
+value           ( 0 0 -9.81 );
+
+
+// ************************************************************************* //

tutorials/rcfdemSolverBase/HopperTracer/CFD/constant/liggghtsCommands

@@ -0,0 +1,42 @@
+/*---------------------------------------------------------------------------*\
+| =========                 |                                                 |
+| \\      /  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          liggghtsCommands;
+}
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+liggghtsCommandModels
+(
+   runLiggghts
+   writeLiggghts
+);
+// ************************************************************************* //
+
+/*runLiggghtsProps
+{
+    preNo false;
+}
+
+writeLiggghtsProps
+{
+    writeLast off;
+    overwrite off;
+}*/

tutorials/rcfdemSolverBase/HopperTracer/CFD/constant/polyMesh/blockMeshDict

@@ -0,0 +1,86 @@
+/*--------------------------------*- 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;
+}
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+convertToMeters 0.001;
+
+vertices
+(
+    (12 12 0)
+    (75 12 0)
+    (75 12 600)
+    (12 12 600)
+    (-12 12 600)
+    (-75 12 600)
+    (-75 12 0)
+    (-12 12 0)
+    (12 -12 0)
+    (75 -12 0)
+    (75 -12 600)
+    (12 -12 600)
+    (-12 -12 600)
+    (-75 -12 600)
+    (-75 -12 0)
+    (-12 -12 0)
+);
+
+// coarse mesh
+/*
+blocks
+(
+    hex (0 1 2 3 8 9 10 11) (3 25 1) simpleGrading (1 1 1)
+    hex (0 3 4 7 8 11 12 15) (25 1 1) simpleGrading (1 1 1)
+    hex (7 4 5 6 15 12 13 14) (25 3 1) simpleGrading (1 1 1)
+);
+*/
+// fine mesh
+blocks
+(
+    hex (0 1 2 3 8 9 10 11) (9 75 3) simpleGrading (1 1 1)
+    hex (0 3 4 7 8 11 12 15) (75 3 3) simpleGrading (1 1 1)
+    hex (7 4 5 6 15 12 13 14) (75 9 3) simpleGrading (1 1 1)
+);
+
+boundary
+(
+    walls
+    {
+        type wall;
+        faces
+        (
+            (0 8 9 1)
+            (1 9 10 2)
+            (14 6 5 13)
+            (15 7 6 14)
+        );
+    }
+
+    frontAndBack
+    {
+        type wall;
+        faces
+        (
+            (0 1 2 3)
+            (0 3 4 7)
+            (6 7 4 5)
+            (8 9 10 11)
+            (8 11 12 15)
+            (15 12 13 14)
+        );
+    }
+);
+
+
+// ************************************************************************* //

tutorials/rcfdemSolverBase/HopperTracer/CFD/constant/polyMesh/boundary

@@ -0,0 +1,43 @@
+/*--------------------------------*- 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;
+}
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+3
+(
+    walls
+    {
+        type            wall;
+        inGroups        1(wall);
+        nFaces          504;
+        startFace       12312;
+    }
+    frontAndBack
+    {
+        type            wall;
+        inGroups        1(wall);
+        nFaces          3150;
+        startFace       12816;
+    }
+    defaultFaces
+    {
+        type            empty;
+        inGroups        1(empty);
+        nFaces          72;
+        startFace       15966;
+    }
+)
+
+// ************************************************************************* //

tutorials/rcfdemSolverBase/HopperTracer/CFD/constant/recProperties

@@ -0,0 +1,82 @@
+/*---------------------------------------------------------------------------*\
+| =========                 |                                                 |
+| \\      /  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          recProperties;
+}
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+//===========================================================================//
+// sub-models & settings
+
+
+recModel standardRecModel;
+
+recNorm sqrDiffNorm;
+
+recPath simpleRandomPath;
+
+volScalarFields
+(
+    voidfractionMean
+);
+
+volVectorFields
+(
+    UsMean
+);
+
+surfaceScalarFields
+(
+ //   phi
+);
+
+//verbose;
+
+couplingSubStep 3;
+
+
+//===========================================================================//
+// sub-model properties
+
+standardRecModelProps
+{
+  velRecFieldName "U";
+  voidfractionRecFieldName "voidfraction";
+  granVelRecFieldName "Us";
+  phiRecFieldName "phi";
+  granPhiRecFieldName "phiS";
+  readPhi false;
+  readPhiS false;
+  
+}
+
+sqrDiffNormProps
+{
+  fieldType "volScalarField";
+  fieldName "voidfraction";
+}
+
+simpleRandomPathProps
+{
+
+}
+
+// ************************************************************************* //

tutorials/rcfdemSolverBase/HopperTracer/CFD/constant/thermophysicalProperties

@@ -0,0 +1,49 @@
+/*--------------------------------*- 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    "constant";
+    object      thermophysicalProperties;
+}
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+thermoType
+{
+    type            hePsiThermo;
+    mixture         pureMixture;
+    transport       const;
+    thermo          eConst;
+    equationOfState perfectGas;
+    specie          specie;
+    energy          sensibleInternalEnergy;
+}
+
+mixture
+{
+    specie
+    {
+        nMoles      1;
+        molWeight   28.9;
+    }
+    thermodynamics
+    {
+        Cv          718;
+        Hf          0;
+    }
+    transport
+    {
+        mu          2e-05;
+        Pr          0.8;
+    }
+}
+
+
+// ************************************************************************* //

tutorials/rcfdemSolverBase/HopperTracer/CFD/constant/transportProperties

@@ -0,0 +1,35 @@
+/*--------------------------------*- 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    "constant";
+    object      transportProperties;
+}
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+transportModel  Newtonian;
+
+nu              nu [ 0 2 -1 0 0 0 0 ] 1.6e-05;
+
+kf		kf [ 1 1 -3 -1 0 0 0 ] 0.026;
+
+Cp		Cp [ 0 2 -2 -1 0 0 0 ] 1005;
+
+// room T values
+
+//nu              nu [ 0 2 -1 0 0 0 0 ] 1.7e-05;
+
+//kf		kf [ 1 1 -3 -1 0 0 0 ] 0.024;
+
+//Cp		Cp [ 0 2 -2 -1 0 0 0 ] 1010;
+
+//DT              DT [ 0 2 -1 0 0 0 0 ] 1.9994e-05;  // lambda/(rho*Cp) = 0.024/(1.1885*1010)
+
+// ************************************************************************* //

tutorials/rcfdemSolverBase/HopperTracer/CFD/constant/turbulenceProperties

@@ -0,0 +1,21 @@
+/*--------------------------------*- 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    "constant";
+    object      turbulenceProperties;
+}
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+simulationType  laminar;
+
+
+// ************************************************************************* //

tutorials/rcfdemSolverBase/HopperTracer/CFD/decomposeParRec.sh

@@ -0,0 +1,35 @@
+#!/bin/sh
+# Source run functions
+. $WM_PROJECT_DIR/bin/tools/RunFunctions
+
+if [ $# -eq 0 ]
+  then
+    dBname="dataBase"
+  else
+    dBname=$1
+fi
+
+rm log.decomposePar
+
+runApplication decomposePar -force
+
+cpdirs="system constant"
+for f in $cpdirs
+do
+  cp -r $f $dBname/$f
+done
+cd $dBname
+rm log.decomposePar
+runApplication decomposePar -force -time 0:
+
+
+rm -rf $cpdirs
+rm -rf processor*/constant
+
+for proc in processor*
+do
+    echo "Transferring decomposed recurrence fields of $dBname/$proc to $proc."
+    mkdir ../$proc/$dBname
+    mv $proc/* ../$proc/$dBname/
+    rm -rf $proc
+done

tutorials/rcfdemSolverBase/HopperTracer/CFD/system/controlDict

@@ -0,0 +1,94 @@
+/*--------------------------------*- 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         10.0;
+
+deltaT          0.00025;
+
+writeControl    timeStep;
+
+writeInterval   400000;
+
+purgeWrite      0;
+
+writeFormat     ascii;
+
+writePrecision  6;
+
+writeCompression off;
+
+timeFormat      general;
+
+timePrecision   6;
+
+runTimeModifiable true;
+
+libs (
+      
+     );
+
+functions
+{
+
+    fieldOutput
+    {
+        type writeObjects;
+        functionObjectLibs ( "libutilityFunctionObjects.so" );
+        exclusiveWriting     true;
+        objects ("Us" "UsRec" "voidfraction" "voidfractionRec");
+        writeControl timeStep;
+        writeInterval       400;
+    }
+
+ 
+ 
+	probes1
+	{
+		type probes;
+
+		functionObjectLibs ("libsampling.so");
+
+		#include "probesDict";
+	}
+
+/*        temperatureSum
+        {
+            type patchExpression;
+	    writeControl   timeStep;
+	    writeInterval  40;
+            accumulations (
+                sum
+            );
+            patches (
+                outlet 
+            );
+            expression "phi*T";
+            verbose false;
+        }
+*/
+
+}
+
+// ************************************************************************* //

tutorials/rcfdemSolverBase/HopperTracer/CFD/system/decomposeParDict

@@ -0,0 +1,87 @@
+/*-------------------------------*- C++ -*---------------------------------*\
+|    =========                                                              |
+|    \\      /     OpenFOAM                                                 |
+|     \\    /                                                               |
+|      \\  /       The Open Source CFD Toolbox                              |
+|       \\/                                        http://www.OpenFOAM.org  |
+\*-------------------------------------------------------------------------*/
+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       dictionary;
+    note        "mesh decomposition control dictionary";
+    location    "system";
+    object      decomposeParDict;
+}
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+numberOfSubdomains  2;
+
+//- Keep owner and neighbour on same processor for faces in zones:
+// preserveFaceZones (heater solid1 solid3);
+
+//method          scotch;
+// method          hierarchical;
+ method          simple;
+// method          metis;
+// method          manual;
+
+simpleCoeffs
+{
+    n           (1 1 2);
+//    n           (2 1 4);
+    delta       0.001;
+}
+
+hierarchicalCoeffs
+{
+    n           (2 2 1);
+    delta       0.001;
+    order       xyz;
+}
+
+metisCoeffs
+{
+ /*
+    processorWeights
+    (
+        1
+        1
+        1
+        1
+    );
+  */
+}
+
+scotchCoeffs
+{
+    //processorWeights
+    //(
+    //    1
+    //    1
+    //    1
+    //    1
+    //);
+    //writeGraph  true;
+    //strategy "b";
+}
+
+manualCoeffs
+{
+    dataFile    "decompositionData";
+}
+
+
+//// Is the case distributed
+//distributed     yes;
+//// Per slave (so nProcs-1 entries) the directory above the case.
+//roots           
+//(
+//    "/tmp"
+//    "/tmp"
+//);
+
+
+// ************************************************************************* //

tutorials/rcfdemSolverBase/HopperTracer/CFD/system/fvSchemes

@@ -0,0 +1,65 @@
+/*--------------------------------*- 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/rcfdemSolverBase/HopperTracer/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|sSmoothField|vSmoothField)"
+    {
+        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/rcfdemSolverBase/HopperTracer/CFD/system/probesDict

@@ -0,0 +1,43 @@
+/*--------------------------------*- C++ -*----------------------------------*\
+| =========                 |                                                 |
+| \      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
+|  \    /   O peration     | Version:  2.1.x                                 |
+|   \  /    A nd           | Web:      www.OpenFOAM.org                      |
+|    \/     M anipulation  |                                                 |
+\*---------------------------------------------------------------------------*/
+FoamFile
+{
+	version		2.0;
+	format		ascii;
+	class		dictionary;
+	object		probesDict;
+}
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+
+
+fields
+(
+    voidfraction
+    Us
+);
+
+writeControl   timeStep;
+writeInterval  20;
+
+
+// Locations to be probed.
+probeLocations
+(
+	(0.0 0.0 0.05)
+        (0.0 0.0 0.1)
+        (0.0 0.0 0.15)
+	(0.05 0.0 0.05)
+        (0.05 0.0 0.1)
+        (0.05 0.0 0.15)
+	(-0.05 0.0 0.05)
+        (-0.05 0.0 0.1)
+        (-0.05 0.0 0.15)
+);
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

tutorials/rcfdemSolverBase/HopperTracer/DEM/in.liggghts_init

@@ -0,0 +1,137 @@
+# Pour granular particles into chute container, then induce flow
+
+###############################################
+# variables
+
+# material parameters
+
+variable partDens	equal	2500
+variable partRad	equal	0.001
+
+
+# particle-particle properties
+variable knPP		equal	7000
+variable ktPP		equal	2248.9
+variable gnPP		equal	2005.2
+variable gtPP		equal	20854
+variable muPP		equal	0.1
+variable rfPP		equal	0.125
+
+
+# particle-wall properties
+# wall 1 = sapphire glass
+# wall 2 = aluminium
+variable knPW		equal	v_knPP
+variable ktPW		equal	v_ktPP
+variable gnPW		equal	v_gnPP/sqrt(2.0)
+variable gtPW		equal	v_gtPP/sqrt(2.0)
+variable muPW1		equal	0.3
+variable muPW2		equal	0.3
+variable rfPW1		equal	0.125
+variable rfPW2		equal	0.125
+
+variable A equal 0.15*0.024
+variable h equal 0.3
+variable Vp equal 4*3.1415/3*${partRad}*${partRad}*${partRad}
+variable Ntot equal ${A}*${h}*0.65/${Vp}
+variable Nrate equal ${Ntot}/10
+
+
+variable dt equal 0.0000025
+variable skin equal 0.001
+
+# particle settling loop parameters
+variable vthre equal 0.0005
+###############################################
+
+atom_style		granular
+atom_modify		map array
+communicate	single vel yes
+
+boundary		f f f
+newton			off
+units			si
+processors      1 1 4
+
+region		reg block -0.075 0.075 -0.012 0.012 0.0 0.6 units box
+create_box	3 reg
+
+neighbor	${skin} bin
+neigh_modify	delay 0 exclude type 1 1
+
+#Material properties required for new pair styles
+
+fix 		m1 all property/global kn peratomtypepair 3 ${knPP} ${knPW} ${knPW} ${knPW} 0 0 ${knPW} 0 0
+fix 		m2 all property/global kt peratomtypepair 3 ${ktPP} ${ktPW} ${ktPW} ${ktPW} 0 0 ${ktPW} 0 0
+fix 		m3 all property/global gamman peratomtypepair 3 ${gnPP} ${gnPW} ${gnPW} ${gnPW} 0 0 ${gnPW} 0 0
+fix 		m4 all property/global gammat peratomtypepair 3 ${gtPP} ${gtPW} ${gtPW} ${gtPW} 0 0 ${gtPW} 0 0
+fix 		m5 all property/global coefficientFriction peratomtypepair 3 ${muPP} ${muPW1} ${muPW2} ${muPW1} 0 0 ${muPW2} 0 0
+fix 		m6 all property/global coefficientRollingFriction peratomtypepair 3 ${rfPP} ${rfPW1} ${rfPW2} ${rfPW1} 0 0 ${rfPW2} 0 0
+
+#pair style
+pair_style gran model hooke/stiffness tangential history rolling_friction cdt
+pair_coeff  * *
+
+#timestep, gravity
+timestep    ${dt}
+fix         gravi all gravity 9.81 vector 0.0 0.0 -1.0
+
+fix         container all mesh/surface file stl_files/mesh.stl type 2
+
+fix granwalls all wall/gran model hooke/stiffness tangential history mesh n_meshes 1 meshes container
+fix plug all wall/gran model hooke/stiffness tangential history rolling_friction cdt primitive type 2 zplane 0.0
+
+
+fix         pts1 all particletemplate/sphere 1 atom_type 1 density constant ${partDens} radius constant ${partRad}
+fix	    pdd1 all particledistribution/discrete 1.0 1 pts1 1.0
+
+region      insReg block -0.075 0.075 -0.012 0.012 0.0 0.5 units box
+
+fix ins_pack_dense all insert/pack/dense seed 123 region insReg distributiontemplate pdd1 volumefraction_region 0.53 
+
+
+
+fix             loadBalancing all balance 10000 z 10 1.05
+
+fix             integr all nve/sphere
+
+#screen output
+compute         1 all erotate/sphere
+thermo_style    custom step atoms ke c_1 vol
+thermo          1000
+thermo_modify   lost ignore norm no
+compute_modify  thermo_temp dynamic yes
+
+dump        dmp all custom/vtk 40000 post/dump*.filling.vtk id type type x y z ix iy iz vx vy vz fx fy fz omegax omegay omegaz radius
+
+run         200000
+
+write_restart  	liggghts.restart_predel
+
+region      delReg block -0.075 0.075 -0.012 0.012 ${h} 0.6 units box
+
+run         1 every 1 "delete_atoms region delReg"
+
+#======================================================================
+#- settling
+
+variable vcmx equal vcm(all,x)
+variable vcmy equal vcm(all,y)
+variable vcmz equal vcm(all,z)
+
+variable vave equal sqrt(v_vcmx*v_vcmx+v_vcmy*v_vcmy+v_vcmz*v_vcmz)
+print ${vave}
+
+label loop
+  print "-----> Checking Velocity..."
+  if "${vave}<${vthre}" then "jump in.liggghts_init endloop"
+  print "-----> v ave ${vave}, v threshold ${vthre}, continuing run"  
+
+  run 20000
+jump in.liggghts_init loop
+
+label endloop
+#======================================================================
+
+
+write_restart  	liggghts.restart

tutorials/rcfdemSolverBase/HopperTracer/DEM/in.liggghts_rec

@@ -0,0 +1,93 @@
+###############################################
+# variables
+
+# material parameters
+
+variable partDens	equal	2500
+
+# particle-particle properties
+variable knPP		equal	0
+variable ktPP		equal	0
+variable gnPP		equal	0
+variable gtPP		equal	0
+variable muPP		equal	0
+variable rfPP		equal	0
+
+
+# particle-wall properties
+# wall 1 = sapphire glass
+# wall 2 = aluminium
+variable knPW		equal	v_knPP
+variable ktPW		equal	v_ktPP
+variable gnPW		equal	v_gnPP/sqrt(2.0)
+variable gtPW		equal	v_gtPP/sqrt(2.0)
+variable muPW1		equal	0
+variable muPW2		equal	0
+variable rfPW1		equal	0
+variable rfPW2		equal	0
+
+variable Tpart equal 363
+
+#variable dt equal 0.00025
+variable dt equal 0.00025
+variable skin equal 0.0005
+###############################################
+
+atom_style		granular
+atom_modify		map array
+communicate	single vel yes
+
+boundary		f f f
+newton			off
+units			si
+processors      1 1 2
+
+read_restart 		../DEM/liggghts.restart
+
+
+#liggghts.restart
+reset_timestep 0
+
+neighbor	${skin} bin
+neigh_modify	delay 0 exclude type 1 1
+
+#Material properties required for new pair styles
+
+fix 		m1 all property/global kn peratomtypepair 3 ${knPP} ${knPW} ${knPW} ${knPW} 0 0 ${knPW} 0 0
+fix 		m2 all property/global kt peratomtypepair 3 ${ktPP} ${ktPW} ${ktPW} ${ktPW} 0 0 ${ktPW} 0 0
+fix 		m3 all property/global gamman peratomtypepair 3 ${gnPP} ${gnPW} ${gnPW} ${gnPW} 0 0 ${gnPW} 0 0
+fix 		m4 all property/global gammat peratomtypepair 3 ${gtPP} ${gtPW} ${gtPW} ${gtPW} 0 0 ${gtPW} 0 0
+fix 		m5 all property/global coefficientFriction peratomtypepair 3 ${muPP} ${muPW1} ${muPW2} ${muPW1} 0 0 ${muPW2} 0 0
+fix 		m6 all property/global coefficientRollingFriction peratomtypepair 3 ${rfPP} ${rfPW1} ${rfPW2} ${rfPW1} 0 0 ${rfPW2} 0 0
+
+#pair style
+pair_style gran model hooke/stiffness tangential history rolling_friction cdt
+pair_coeff  * *
+
+#timestep, gravity
+timestep    ${dt}
+#fix         gravi all gravity 9.81 vector 0.0 0.0 -1.0
+
+fix         container all mesh/surface file stl_files/mesh.stl type 2
+
+fix granwalls all wall/gran model hooke/stiffness tangential history mesh n_meshes 1 meshes container
+
+
+#cfd coupling, needs to come before integration fix to allow for fluctuations
+fix		cfd all couple/cfd couple_every 1 mpi
+fix		cfd2 all couple/cfd/recurrence transfer_force yes transfer_fluctuations no
+
+
+# allow freely floating particles to fall back into the bed: needs integration
+fix		integr all nve
+#fix		integr all nve/sphere
+#fix             integr all nve/noforce
+
+#screen output
+thermo_style	custom step atoms ke
+thermo		100
+thermo_modify	lost ignore norm no
+compute_modify	thermo_temp dynamic yes
+
+dump		dmp all custom/vtk 400 ../DEM/post/recdump*.liggghts_coupled.vtk id type radius x y z vx vy vz fx fy fz f_dragforce[1] f_dragforce[2] f_dragforce[3]
+run 1

tutorials/rcfdemSolverBase/HopperTracer/getInitialFillingState.sh

@@ -0,0 +1,28 @@
+#!/bin/bash
+
+#===================================================================#
+# DEMrun script for HopperTracer testcase
+#===================================================================#
+
+#- source CFDEM env vars
+. ~/.bashrc
+
+#- include functions
+source $CFDEM_PROJECT_DIR/etc/functions.sh
+
+echo "starting DEM run in parallel..."
+#--------------------------------------------------------------------------------#
+#- define variables
+casePath="$(dirname "$(readlink -f ${BASH_SOURCE[0]})")"
+logpath="$casePath"
+headerText="run_liggghts_init_DEM"
+logfileName="log_$headerText"
+solverName="in.liggghts_init"
+nrProcs=4
+machineFileName="none"
+debugMode="off"
+#--------------------------------------------------------------------------------#
+
+#- call function to run DEM case
+parDEMrun $logpath $logfileName $casePath $headerText $solverName $nrProcs $machineFileName $debugMode
+

tutorials/rcfdemSolverBase/HopperTracer/runTracers.sh

@@ -0,0 +1,2 @@
+cd CFD
+mpirun -np 2 rcfdemSolverBase -parallel > ../log_runTracers 2>&1

tutorials/rcfdemSolverBase/HopperTracer/setupCFDcase.sh

@@ -0,0 +1,2 @@
+cd CFD
+/bin/bash decomposeParRec.sh