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tutorial-binary system of particles is added
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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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/*
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A cylinder with begin and end radii 0.12 m and axis points at (0 0 0)
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and (0 0 0.1)
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*/
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cylinder
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{
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type cylinderWall; // type of the wall
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p1 (0.0 0.0 0.0); // begin point of cylinder axis
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p2 (0.0 0.0 0.1); // end point of cylinder axis
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radius1 0.12; // radius at p1
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radius2 0.12; // radius at p2
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resolution 24; // number of divisions
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material prop1; // material name of this wall
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motion rotAxis; // motion component name
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}
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/*
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This is a plane wall at the rear end of cylinder
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*/
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wall1
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{
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type planeWall; // type of the wall
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p1 (-0.12 -0.12 0.0); // first point of the wall
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p2 ( 0.12 -0.12 0.0); // second point
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p3 ( 0.12 0.12 0.0); // third point
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p4 (-0.12 0.12 0.0); // fourth point
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material prop1; // material name of the wall
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motion rotAxis; // motion component name
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}
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/*
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This is a plane wall at the front end of cylinder
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*/
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wall2
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{
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type planeWall;
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p1 (-0.12 -0.12 0.1);
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p2 ( 0.12 -0.12 0.1);
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p3 ( 0.12 0.12 0.1);
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p4 (-0.12 0.12 0.1);
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material prop1;
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motion rotAxis;
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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 0.0 0.0); // first point for the axis of rotation
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p2 (0.0 0.0 1.0); // second point for the axis of rotation
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omega 1.214; // rotation speed (rad/s)
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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 particlesDict;
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objectType dictionary;
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// positions particles
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positionParticles
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{
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method positionOrdered; // ordered positioning
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maxNumberOfParticles 30001; // maximum number of particles in the simulation
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mortonSorting Yes; // perform initial sorting based on morton code?
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cylinder // cylinder region for positioning particles
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{
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p1 (0.0 0.0 0.003); // begin point of cylinder axis
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p2 (0.0 0.0 0.097); // end point of cylinder axis
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radius 0.117; // radius of cylinder
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}
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positionOrderedInfo
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{
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diameter 0.005; // minimum space between centers of particles
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numPoints 30000; // number of particles in the simulation
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axisOrder (z x y); // axis order for filling the space with particles
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}
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}
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setFields
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{
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/*
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Default value for fields defined for particles
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These fields should always be defined for simulations with
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spherical particles.*/
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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 smallSphere; // name of the particle shape
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}
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selectors
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{
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shapeAssigne
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{
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selector rangeAll; // type of point selector
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rangeAllInfo
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{
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begin 0; // begin index of points
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end 30000; // end index of points
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stride 3; // stride for selector
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}
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fieldValue // fields that the selector is applied to
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{
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/*
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sets shapeName of the selected points to largeSphere*/
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shapeName word largeSphere;
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}
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}
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}
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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 binarySystemofParticles;
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dt 0.00001; // time step for integration (s)
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startTime 0; // start time for simulation
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endTime 10; // end time for simulation
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saveInterval 0.1; // time interval for saving the simulation
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timePrecision 6; // 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 (-0.12 -0.12 0);
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max (0.12 0.12 0.1);
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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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