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updated V1.0 rotatingDrumMedium

This commit is contained in:
ramin1728 2024-12-24 18:14:19 +03:30
parent ebff41619e
commit dae2af5354
7 changed files with 247 additions and 133 deletions
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92
tutorials/sphereGranFlow/rotatingDrumMedium/caseSetup/interaction
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@ -6,60 +6,56 @@ objectName interaction;
objectType dicrionary;
fileFormat ASCII;
/*---------------------------------------------------------------------------*/
materials (glassMat wallMat); // a list of materials names
materials (glassMat wallMat); // a list of materials names
densities (2500.0 2500); // density of materials [kg/m3]
densities (2500.0 2500); // density of materials [kg/m3]
contactListType sortedContactList;
model
{
contactForceModel nonLinearLimited;
rollingFrictionModel normal;
/*
Property (glassMat-glassMat glassMat-wallMat
wallMat-wallMat);
*/
Yeff (1.0e6 1.0e6 // Young modulus [Pa]
1.0e6);
Geff (0.8e6 0.8e6 // Shear modulus [Pa]
0.8e6);
nu (0.25 0.25 // Poisson's ratio [-]
0.25);
en (0.97 0.85 // coefficient of normal restitution
1.00);
et (1.0 1.0 // coefficient of tangential restitution
1.0);
mu (0.65 0.65 // dynamic friction
0.65);
mur (0.1 0.1 // rolling friction
0.1);
}
contactSearch
{
method NBS; // method for broad search particle-particle
wallMapping cellMapping; // method for broad search particle-wall
method NBS; // method for broad search
updateInterval 10;
NBSInfo
{
updateFrequency 20; // each 20 timesteps, update neighbor list
sizeRatio 1.1; // bounding box size to particle diameter (max)
}
sizeRatio 1.1;
cellMappingInfo
{
updateFrequency 20; // each 20 timesteps, update neighbor list
cellExtent 0.6; // bounding box for particle-wall search (> 0.5)
}
cellExtent 0.55;
adjustableBox Yes;
}
model
{
contactForceModel nonLinearLimited;
rollingFrictionModel normal;
/*
Property (glassMat-glassMat glassMat-wallMat
wallMat-wallMat);
*/
Yeff (1.0e6 1.0e6
1.0e6); // Young modulus [Pa]
Geff (0.8e6 0.8e6
0.8e6); // Shear modulus [Pa]
nu (0.25 0.25
0.25); // Poisson's ratio [-]
en (0.97 0.85
1.00); // coefficient of normal restitution
et (1.0 1.0
1.0); // coefficient of tangential restitution
mu (0.65 0.65
0.65); // dynamic friction
mur (0.1 0.1
0.1); // rolling friction
}
}

6
tutorials/sphereGranFlow/rotatingDrumMedium/caseSetup/particleInsertion
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@ -6,9 +6,7 @@ objectName particleInsertion;
objectType dicrionary;
fileFormat ASCII;
/*---------------------------------------------------------------------------*/
active No; // is checked -> Yes or No
active no; // is insertion active?
collisionCheck No; // not implemented for yes
collisionCheck No; // is insertion active -> Yes or No

13
tutorials/sphereGranFlow/rotatingDrumMedium/caseSetup/shapes Executable file
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@ -0,0 +1,13 @@
/* -------------------------------*- C++ -*--------------------------------- *\
| phasicFlow File |
| copyright: www.cemf.ir |
\* ------------------------------------------------------------------------- */
objectName sphereDict;
objectType sphereShape;
fileFormat ASCII;
/*---------------------------------------------------------------------------*/
names (glassBead); // names of shapes
diameters (0.003); // diameter of shapes
materials (glassMat); // material names for shapes

64
tutorials/sphereGranFlow/rotatingDrumMedium/settings/domainDict Executable file
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@ -0,0 +1,64 @@
/* -------------------------------*- C++ -*--------------------------------- *\
| phasicFlow File |
| copyright: www.cemf.ir |
\* ------------------------------------------------------------------------- */
objectName domainDict;
objectType dictionary;
fileFormat ASCII;
/*---------------------------------------------------------------------------*/
globalBox // Simulation domain: every particles that goes outside this domain will be deleted
{
min (-0.12 -0.12 0);
max (0.12 0.12 0.36); // upper corner point of the box
}
decomposition
{
direction z;
}
boundaries
{
neighborListUpdateInterval 50; /* Determines how often (how many iterations) do you want to
rebuild the list of particles in the neighbor list
of all boundaries in the simulation domain */
updateInterval 10; // Determines how often do you want to update the new changes in the boundary
neighborLength 0.004; // The distance from the boundary plane within which particles are marked to be in the boundary list
left
{
type exit; // other options: periodict, reflective
}
right
{
type exit; // other options: periodict, reflective
}
bottom
{
type exit; // other options: periodict, reflective
}
top
{
type exit; // other options: periodict, reflective
}
rear
{
type exit; // other options: periodict, reflective
}
front
{
type exit; // other options: periodict, reflective
}
}

98
tutorials/sphereGranFlow/rotatingDrumMedium/settings/geometryDict
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@ -6,65 +6,87 @@ objectName geometryDict;
objectType dictionary;
fileFormat ASCII;
/*---------------------------------------------------------------------------*/
motionModel rotatingAxis; // motion model: rotating object around an axis
// motion model: rotating object around an axis
motionModel rotatingAxisMotion;
rotatingAxisInfo // information for rotatingAxisMotion motion model
{
rotAxis
{
p1 (0.0 0.0 0.0); // first point for the axis of rotation
p2 (0.0 0.0 1.0); // second point for the axis of rotation
omega 1.214; // rotation speed (rad/s) => 11.6 rpm
}
}
surfaces
{
/*
A cylinder with begin and end radii 0.12 m and axis points at (0 0 0)
and (0 0 0.36)
A cylinder with begin and end radii 0.12 m and axis points at (0 0 0) and (0 0 0.36)
*/
cylinder
{
type cylinderWall; // type of the wall
p1 (0.0 0.0 0.0); // begin point of cylinder axis
p2 (0.0 0.0 0.36); // end point of cylinder axis
radius1 0.12; // radius at p1
radius2 0.12; // radius at p2
resolution 24; // number of divisions
material wallMat; // material name of this wall
motion rotAxis; // motion component name
type cylinderWall; // type of the wall
p1 (0.0 0.0 0.0); // begin point of cylinder axis
p2 (0.0 0.0 0.36); // end point of cylinder axis
radius1 0.12; // radius at p1
radius2 0.12; // radius at p2
resolution 24; // number of divisions
material wallMat; // material name of this wall
motion rotAxis; // motion component name
}
/*
This is a plane wall at the rear end of cylinder
This is a plane wall at the rear end of cylinder
*/
wall1
{
type planeWall; // type of the wall
p1 (-0.12 -0.12 0.0); // first point of the wall
p2 ( 0.12 -0.12 0.0); // second point
p3 ( 0.12 0.12 0.0); // third point
p4 (-0.12 0.12 0.0); // fourth point
material wallMat; // material name of the wall
motion rotAxis; // motion component name
type planeWall; // type of the wall
p1 (-0.12 -0.12 0.0); // first point of the wall
p2 ( 0.12 -0.12 0.0); // second point
p3 ( 0.12 0.12 0.0); // third point
p4 (-0.12 0.12 0.0); // fourth point
material wallMat; // material name of the wall
motion rotAxis; // motion component name
}
/*
This is a plane wall at the front end of cylinder
This is a plane wall at the front end of cylinder
*/
wall2
{
type planeWall;
p1 (-0.12 -0.12 0.36);
p2 ( 0.12 -0.12 0.36);
p3 ( 0.12 0.12 0.36);
p4 (-0.12 0.12 0.36);
material wallMat;
motion rotAxis;
type planeWall; // type of the wall
p1 (-0.12 -0.12 0.36); // first point of the wall
p2 ( 0.12 -0.12 0.36); // second point
p3 ( 0.12 0.12 0.36); // third point
p4 (-0.12 0.12 0.36); // fourth point
material wallMat; // material name of the wall
motion rotAxis; // motion component name
}
}
// information for rotatingAxisMotion motion model
rotatingAxisMotionInfo
{
rotAxis
{
p1 (0.0 0.0 0.0); // first point for the axis of rotation
p2 (0.0 0.0 1.0); // second point for the axis of rotation
omega 1.214; // rotation speed (rad/s) => 11.6 rpm
}
}

76
tutorials/sphereGranFlow/rotatingDrumMedium/settings/particlesDict
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@ -6,53 +6,75 @@ objectName particlesDict;
objectType dictionary;
fileFormat ASCII;
/*---------------------------------------------------------------------------*/
setFields
{
/*
Default value for fields defined for particles
These fields should always be defined for simulations with
spherical particles.
These fields should always be defined for simulations with
spherical particles
*/
defaultValue
{
velocity realx3 (0 0 0); // linear velocity (m/s)
acceleration realx3 (0 0 0); // linear acceleration (m/s2)
rVelocity realx3 (0 0 0); // rotational velocity (rad/s)
shapeName word glassBead; // name of the particle shape
velocity realx3 (0 0 0); // linear velocity (m/s)
acceleration realx3 (0 0 0); // linear acceleration (m/s2)
rVelocity realx3 (0 0 0); // rotational velocity (rad/s)
shapeName word glassBead; // name of the particle shape
}
selectors
{}
{
shapeAssigne
{
selector stridedRange; // other options: box, cylinder, sphere, randomPoints
stridedRangeInfo
{
begin 0; // begin index of points
end 250000; // end index of points
stride 3; // stride for selector
}
fieldValue // fields that the selector is applied to
{
shapeName word glassBead; // sets shapeName of the selected points to largeSphere
}
}
}
}
// positions particles
positionParticles
positionParticles // positions particles
{
method positionOrdered; // ordered positioning
method ordered; // other options: random and empty
maxNumberOfParticles 250001; // maximum number of particles in the simulation
mortonSorting Yes; // perform initial sorting based on morton code?
//maxNumberOfParticles 250001; // maximum number of particles in the simulation
box // box for positioning particles
//mortonSorting Yes; // perform initial sorting based on morton code?
orderedInfo
{
min (-0.08 -0.08 0.0); // lower corner point of the box
max ( 0.08 0.08 0.36); // upper corner point of the box
}
positionOrderedInfo
{
diameter 0.003; // minimum space between centers of particles
numPoints 250000; // number of particles in the simulation
axisOrder (z y x); // axis order for filling the space with particles
diameter 0.003; // minimum space between centers of particles
numPoints 250000; // number of particles in the simulation
axisOrder (z y x); // axis order for filling the space with particles
}
positionRandomInfo
regionType cylinder; // other options: box and sphere
cylinderInfo // cylinder information for positioning particles
{
diameter 0.003; // minimum space between centers of particles
numPoints 250000; // number of particles in the simulation
maxIterations 40; // max number of contact search passes to position particles
p1 (0.0 0.003 0.0); // begin point of cylinder axis
p2 (0.0 0.22 0.0); // end point of cylinder axis
radius 0.117; // radius of cylinder
}
}

31
tutorials/sphereGranFlow/rotatingDrumMedium/settings/settingsDict
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@ -6,35 +6,34 @@ objectName settingsDict;
objectType dictionary;;
fileFormat ASCII;
/*---------------------------------------------------------------------------*/
run rotatingDrumMedium;
dt 0.00001; // time step for integration (s)
dt 0.00001; // time step for integration (s)
startTime 0; // start time for simulation
startTime 0; // start time for simulation
endTime 10; // end time for simulation
endTime 10; // end time for simulation
saveInterval 0.1; // time interval for saving the simulation
saveInterval 0.1; // time interval for saving the simulation
timePrecision 6; // maximum number of digits for time folder
timePrecision 6; // maximum number of digits for time folder
g (0 -9.8 0); // gravity vector (m/s2)
g (0 -9.8 0); // gravity vector (m/s2)
/*
Simulation domain
every particles that goes outside this domain is deleted.
*/
domain
{
min (-0.12 -0.12 0);
max (0.12 0.12 0.36);
}
integrationMethod AdamsBashforth3; // integration method
includeObjects (diameter); // save necessary (i.e., required) data on disk
writeFormat binary;
// exclude unnecessary data from saving on disk
excludeObjects (rVelocity.dy1 pStructPosition.dy1 pStructVelocity.dy1);
timersReport Yes; // report timers?
integrationMethod AdamsBashforth2; // integration method
timersReportInterval 0.01; // time interval for reporting timers
writeFormat binary; // data writting format (ascii or binary)
timersReport Yes; // report timers?
timersReportInterval 0.01; // time interval for reporting timers