Tutorial is Updated
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ramin1728
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@ -6,7 +6,7 @@ objectName domainDict;
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objectType dictionary;
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fileFormat ASCII;
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/*---------------------------------------------------------------------------*/
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globalBox // Simulation domain: every particles that goes outside this domain will be deleted
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globalBox // Simulation domain: every particles that goes outside this domain will be deleted
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{
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min (-0.12 -0.12 0);
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@ -21,43 +21,48 @@ decomposition
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boundaries
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{
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// Determines how often (how many iterations) do you want to
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// rebuild the list of particles in the neighbor list
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// of all boundaries in the simulation domain
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neighborListUpdateInterval 50;
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// Determines how often do you want to update the new changes in the boundary
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updateInterval 10;
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// The distance from the boundary plane within which particles are marked to be in the boundary list
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neighborLength 0.004;
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left
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{
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type exit; // other options: periodict, reflective
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type exit; // other options: periodict, reflective
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}
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right
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{
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type exit; // other options: periodict, reflective
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type exit; // other options: periodict, reflective
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}
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bottom
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{
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type exit; // other options: periodict, reflective
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type exit; // other options: periodict, reflective
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}
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top
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{
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type exit; // other options: periodict, reflective
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type exit; // other options: periodict, reflective
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}
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rear
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{
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type exit; // other options: periodict, reflective
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type exit; // other options: periodict, reflective
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}
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front
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{
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type exit; // other options: periodict, reflective
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type exit; // other options: periodict, reflective
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}
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}
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@ -6,17 +6,17 @@ objectName geometryDict;
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objectType dictionary;
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fileFormat ASCII;
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/*---------------------------------------------------------------------------*/
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motionModel rotatingAxis; // motion model can be rotatingAxis or stationary or vibrating
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motionModel rotatingAxis; // motion model can be rotatingAxis or stationary or vibrating
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rotatingAxisInfo // information for rotatingAxis motion model
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rotatingAxisInfo // information for rotatingAxis motion model
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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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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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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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omega 1.214; // rotation speed (rad/s)
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}
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}
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@ -24,21 +24,21 @@ surfaces
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{
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cylinder
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{
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type cylinderWall; // other options: cuboidWall and planeWall
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type cylinderWall; // other options: cuboidWall and planeWall
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p1 (0.0 0.0 0.0); // begin point of cylinder axis
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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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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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radius1 0.12; // radius at p1
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radius2 0.12; // radius at p2
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radius2 0.12; // radius at p2
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resolution 24; // number of divisions
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resolution 24; // number of divisions
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material prop1; // material name of this wall
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material prop1; // material name of this wall
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motion rotAxis; // motion component name
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motion rotAxis; // motion component name
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}
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/*
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@ -47,19 +47,19 @@ surfaces
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wall1
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{
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type planeWall; // other options: cuboidWall and cylinderWall
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type planeWall; // other options: cuboidWall and cylinderWall
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p1 (-0.12 -0.12 0.0); // first point 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 of the wall
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p2 (0.12 -0.12 0.0); // second point of the wall
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p3 (0.12 0.12 0.0); // third point of the wall
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p3 (0.12 0.12 0.0); // third point of the wall
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p4 (-0.12 0.12 0.0); // fourth point of the wall
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p4 (-0.12 0.12 0.0); // fourth point of the wall
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material prop1; // material name of the wall
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material prop1; // material name of the wall
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motion rotAxis; // motion component name
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motion rotAxis; // motion component name
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}
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/*
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@ -68,18 +68,18 @@ surfaces
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wall2
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{
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type planeWall; // other options: cuboidWall and cylinderWall
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type planeWall; // other options: cuboidWall and cylinderWall
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p1 (-0.12 -0.12 0.1); // first point of the wall
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p1 (-0.12 -0.12 0.1); // first point of the wall
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p2 (0.12 -0.12 0.1); // second point of the wall
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p2 (0.12 -0.12 0.1); // second point of the wall
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p3 (0.12 0.12 0.1); // third point of the wall
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p3 (0.12 0.12 0.1); // third point of the wall
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p4 (-0.12 0.12 0.1); // fourth point of the wall
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p4 (-0.12 0.12 0.1); // fourth point of the wall
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material prop1; // material name of the wall
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material prop1; // material name of the wall
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motion rotAxis; // motion component name
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motion rotAxis; // motion component name
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}
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}
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@ -9,65 +9,66 @@ fileFormat ASCII;
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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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Default value for fields defined for particles:
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These fields should always be defined for simulations with spherical particles
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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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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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acceleration realx3 (0 0 0); // linear acceleration (m/s2)
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rVelocity realx3 (0 0 0); // rotational velocity (rad/s)
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rVelocity realx3 (0 0 0); // rotational velocity (rad/s)
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shapeName word smallSphere; // name of the particle shape
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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 stridedRange; // other options: box, cylinder, sphere, randomPoints
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selector stridedRange; // other options: box, cylinder, sphere, randomPoints
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stridedRangeInfo
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{
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begin 0; // begin index of points
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begin 0; // begin index of points
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end 30000; // end 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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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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fieldValue // fields that the selector is applied to
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{
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shapeName word largeSphere; // sets shapeName of the selected points to largeSphere
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shapeName word largeSphere; // sets shapeName of the selected points to largeSphere
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}
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}
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}
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}
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positionParticles // positions particles
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positionParticles // positions particles
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{
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method ordered; // other options: random and empty
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method ordered; // other options: random and empty
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orderedInfo
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{
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diameter 0.005; // diameter of particles
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diameter 0.005; // diameter of particles
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numPoints 30000; // number of particles in the simulation
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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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axisOrder (z x y); // axis order for filling the space with particles
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}
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regionType cylinder; // other options: box and sphere
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regionType cylinder; // other options: box and sphere
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cylinderInfo // cylinder information for positioning particles
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cylinderInfo // cylinder information 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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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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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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radius 0.117; // radius of cylinder
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}
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}
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@ -8,28 +8,31 @@ fileFormat ASCII;
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/*---------------------------------------------------------------------------*/
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run binarySystemofParticles;
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dt 0.00001; // time step for integration (seconds)
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dt 0.00001; // time step for integration (seconds)
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startTime 0.0; // start time for simulation
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startTime 0.0; // start time for simulation
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endTime 10.0; // end time for simulation
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endTime 10.0; // end time for simulation
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saveInterval 0.1; // time interval for saving the 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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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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g (0 -9.8 0); // gravity vector (m/s2)
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// save necessary (i.e., required) data on disk
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includeObjects (diameter);
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includeObjects (diameter);
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// exclude unnecessary data from saving on disk
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excludeObjects (rVelocity.dy1 pStructPosition.dy1 pStructVelocity.dy1);
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integrationMethod AdamsBashforth2; // integration method
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integrationMethod AdamsBashforth2; // integration method
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writeFormat ascii; // data writting format (ascii or binary)
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writeFormat ascii; // data writting format (ascii or binary)
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timersReport Yes; // report timers
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timersReport Yes; // report timers
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timersReportInterval 0.01; // time interval for reporting timers
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timersReportInterval 0.01; // time interval for reporting timers
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