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/* -------------------------------*- C++ -*--------------------------------- *\
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| phasicFlow File |
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| copyright: www.cemf.ir |
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\* ------------------------------------------------------------------------- */
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objectName interaction;
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objectType dicrionary;
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materials (glassMat wallMat); // a list of materials names
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densities (2500.0 2500); // density of materials [kg/m3]
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contactListType sortedContactList;
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model
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{
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contactForceModel nonLinearLimited;
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rollingFrictionModel normal;
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Yeff (1.0e6 1.0e6 // Young modulus [Pa]
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1.0e6);
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Geff (0.8e6 0.8e6 // Shear modulus [Pa]
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0.8e6);
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nu (0.25 0.25 // Poisson's ratio [-]
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0.25);
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en (0.97 0.85 // coefficient of normal restitution
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1.00);
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et (1.0 1.0 // coefficient of tangential restitution
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1.0);
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mu (0.65 0.65 // dynamic friction
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0.65);
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mur (0.1 0.1 // rolling friction
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0.1);
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}
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contactSearch
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{
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method NBS;
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wallMapping cellsSimple;
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NBSInfo
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{
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updateFrequency 10; // each 20 timesteps, update neighbor list
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sizeRatio 1.1; // bounding box size to particle diameter (max)
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}
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cellsSimpleInfo
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{
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updateFrequency 10; // each 20 timesteps, update neighbor list
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cellExtent 0.6; // bounding box for particle-wall search (> 0.5)
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}
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}
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/* -------------------------------*- C++ -*--------------------------------- *\
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| phasicFlow File |
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| copyright: www.cemf.ir |
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\* ------------------------------------------------------------------------- */
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objectName particleInsertion;
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objectType dicrionary;
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active yes; // is insertion active?
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collisionCheck No; // not implemented for yes
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particleInlet1
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{
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type boxRegion; // type of insertion region
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rate 1000000; // insertion rate (particles/s)
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startTime 0; // (s)
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endTime 2.0; // (s)
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interval 0.05; //s
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boxRegionInfo
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{
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min ( -0.17 0.23 0.46); // (m,m,m)
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max ( 0.17 0.24 0.88); // (m,m,m)
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}
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setFields
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{
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velocity realx3 (0.0 -0.3 0.0); // initial velocity of inserted particles
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}
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mixture
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{
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smallParticle 1; // mixture composition of inserted particles
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}
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}
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particleInlet2
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{
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type boxRegion; // type of insertion region
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rate 1000000; // insertion rate (particles/s)
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startTime 0; // (s)
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endTime 2.0; // (s)
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interval 0.05; //s
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boxRegionInfo
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{
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min ( -0.17 0.23 0.02); // (m,m,m)
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max ( 0.17 0.24 0.44); // (m,m,m)
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}
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setFields
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{
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velocity realx3 (0.0 -0.3 0.0); // initial velocity of inserted particles
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}
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mixture
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{
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largeParticle 1; // mixture composition of inserted particles
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}
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}
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/* -------------------------------*- C++ -*--------------------------------- *\
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| phasicFlow File |
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| copyright: www.cemf.ir |
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\* ------------------------------------------------------------------------- */
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objectName sphereDict;
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objectType sphereShape;
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names (smallParticle largeParticle); // names of shapes
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diameters (0.002 0.00201); // diameter of shapes
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materials (glassMat glassMat); // material names for shapes
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@ -0,0 +1,23 @@
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#!/bin/sh
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cd ${0%/*} || exit 1 # Run from this directory
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echo "\n<--------------------------------------------------------------------->"
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echo "1) Creating particles"
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echo "<--------------------------------------------------------------------->\n"
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particlesPhasicFlow
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echo "\n<--------------------------------------------------------------------->"
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echo "2) Creating geometry"
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echo "<--------------------------------------------------------------------->\n"
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geometryPhasicFlow
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echo "\n<--------------------------------------------------------------------->"
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echo "3) Running the case"
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echo "<--------------------------------------------------------------------->\n"
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sphereGranFlow
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echo "\n<--------------------------------------------------------------------->"
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echo "4) Converting to VtK"
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echo "<--------------------------------------------------------------------->\n"
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pFlowToVTK -f diameter id velocity
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#------------------------------------------------------------------------------
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@ -0,0 +1,56 @@
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/* -------------------------------*- C++ -*--------------------------------- *\
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| phasicFlow File |
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| copyright: www.cemf.ir |
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\* ------------------------------------------------------------------------- */
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objectName geometryDict;
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objectType dictionary;
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// motion model: rotating object around an axis
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motionModel rotatingAxisMotion;
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surfaces
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{
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helix
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{
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type stlWall; // type of the wall
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file helix2.stl; // file name in stl folder
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material wallMat; // material name of this wall
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motion rotAxis; // motion component name
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}
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shell
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{
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type stlWall; // type of the wall
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file shell2.stl; // file name in stl folder
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material wallMat; // material name of this wall
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motion none; // motion component name
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}
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plug
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{
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type planeWall;
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p1 (-0.075 -0.185 0.375);
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p2 ( 0.075 -0.185 0.375);
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p3 ( 0.075 -0.185 0.525);
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p4 (-0.075 -0.185 0.525);
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material wallMat; // material name of this wall
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motion none; // motion component name
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}
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}
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// information for rotatingAxisMotion motion model
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rotatingAxisMotionInfo
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{
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rotAxis
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{
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p1 ( 0 0 0);
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p2 ( 0 0 1);
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omega 0; //3.1428; // rotation speed (rad/s) => 30 rpm
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}
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}
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@ -0,0 +1,31 @@
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/* -------------------------------*- C++ -*--------------------------------- *\
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| phasicFlow File |
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| copyright: www.cemf.ir |
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\* ------------------------------------------------------------------------- */
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objectName particlesDict;
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objectType dictionary;
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setFields
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{
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defaultValue
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{
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velocity realx3 (0 0 0); // linear velocity (m/s)
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acceleration realx3 (0 0 0); // linear acceleration (m/s2)
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rotVelocity realx3 (0 0 0); // rotational velocity (rad/s)
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shapeName word smallParticle; // name of the particle shape
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}
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selectors
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{}
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}
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// positions particles
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positionParticles
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{
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method empty; // creates the required fields with zero particles (empty).
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maxNumberOfParticles 4100000; // maximum number of particles in the simulation
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mortonSorting Yes; // perform initial sorting based on morton code?
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}
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@ -0,0 +1,36 @@
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/* -------------------------------*- C++ -*--------------------------------- *\
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| phasicFlow File |
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| copyright: www.cemf.ir |
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\* ------------------------------------------------------------------------- */
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objectName settingsDict;
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objectType dictionary;;
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run inclinedScrewConveyor;
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dt 0.00001; // time step for integration (s)
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startTime 2.9; // start time for simulation
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endTime 7; // end time for simulation
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saveInterval 0.05; // time interval for saving the simulation
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timePrecision 3; // maximum number of digits for time folder
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g (0 -9.8 0); // gravity vector (m/s2)
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/*
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Simulation domain
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every particles that goes outside this domain is deleted.
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*/
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domain
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{
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min (-0.19 -0.19 -0.02);
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max ( 0.19 0.26 0.92);
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}
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integrationMethod AdamsBashforth2; // integration method
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timersReport Yes; // report timers?
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timersReportInterval 0.01; // time interval for reporting timers
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@ -0,0 +1,7 @@
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#!/bin/sh
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cd ${0%/*} || exit 1 # Run from this directory
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ls | grep -P "^(([0-9]+\.?[0-9]*)|(\.[0-9]+))$" | xargs -d"\n" rm -rf
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rm -rf VTK
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#------------------------------------------------------------------------------
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Loading…
Reference in New Issue