Merge pull request #131 from ramin1728/rotatingDrumSmall

updated V1.0 rotatingDrumSmall
This commit is contained in:
Hamidreza Norouzi 2024-12-24 18:08:32 +03:30 committed by GitHub
commit 12b3413306
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7 changed files with 229 additions and 119 deletions

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@ -6,48 +6,44 @@ objectName interaction;
objectType dicrionary; objectType dicrionary;
fileFormat ASCII; fileFormat ASCII;
/*---------------------------------------------------------------------------*/ /*---------------------------------------------------------------------------*/
materials (prop1); // a list of materials names
materials (prop1); // a list of materials names densities (1000.0); // density of materials [kg/m3]
densities (1000.0); // density of materials [kg/m3]
contactListType sortedContactList; contactListType sortedContactList;
model
{
contactForceModel nonLinearNonLimited;
rollingFrictionModel normal;
Yeff (1.0e6); // Young modulus [Pa]
Geff (0.8e6); // Shear modulus [Pa]
nu (0.25); // Poisson's ratio [-]
en (0.7); // coefficient of normal restitution
et (1.0); // coefficient of tangential restitution
mu (0.3); // dynamic friction
mur (0.1); // rolling friction
}
contactSearch 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 sizeRatio 1.1;
{
updateFrequency 20; // each 20 timesteps, update neighbor list
sizeRatio 1.1; // bounding box size to particle diameter (max)
}
cellMappingInfo cellExtent 0.55;
{
updateFrequency 20; // each 20 timesteps, update neighbor list adjustableBox Yes;
cellExtent 0.7; // bounding box for particle-wall search (> 0.5) }
}
model
{
contactForceModel nonLinearNonLimited;
rollingFrictionModel normal;
Yeff (1.0e6); // Young modulus [Pa]
Geff (0.8e6); // Shear modulus [Pa]
nu (0.25); // Poisson's ratio [-]
en (0.7); // coefficient of normal restitution
et (1.0); // coefficient of tangential restitution
mu (0.3); // dynamic friction
mur (0.1); // rolling friction
}
}

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@ -6,9 +6,8 @@ objectName particleInsertion;
objectType dicrionary; objectType dicrionary;
fileFormat ASCII; fileFormat ASCII;
/*---------------------------------------------------------------------------*/ /*---------------------------------------------------------------------------*/
active No; // is insertion active -> Yes or No
active no; // is insertion active? collisionCheck No; // is checked -> Yes or No
collisionCheck No; // not implemented for yes

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@ -0,0 +1,13 @@
/* -------------------------------*- C++ -*--------------------------------- *\
| phasicFlow File |
| copyright: www.cemf.ir |
\* ------------------------------------------------------------------------- */
objectName sphereDict;
objectType sphereShape;
fileFormat ASCII;
/*---------------------------------------------------------------------------*/
names (sphere1); // names of shapes
diameters (0.004); // diameter of shapes
materials (prop1); // material names for shapes

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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 0.00); // lower corner point of the box
max (0.12 0.12 0.11); // 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
}
}

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@ -6,66 +6,85 @@ objectName geometryDict;
objectType dictionary; objectType dictionary;
fileFormat ASCII; fileFormat ASCII;
/*---------------------------------------------------------------------------*/ /*---------------------------------------------------------------------------*/
motionModel rotatingAxis;
// motion model: rotating object around an axis rotatingAxisInfo // information for rotatingAxisMotion motion model
motionModel rotatingAxisMotion; {
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)
}
}
surfaces surfaces
{ {
/* /*
A cylinder with begin and end radii 0.12 m and axis points at (0 0 0) A cylinder with begin and end radii 0.12 m and axis points at (0 0 0) and (0 0 0.1)
and (0 0 0.1)
*/ */
cylinder cylinder
{ {
type cylinderWall; // type of the wall type cylinderWall; // type of the wall
p1 (0.0 0.0 0.0); // begin point of cylinder axis
p2 (0.0 0.0 0.1); // end point of cylinder axis p1 (0.0 0.0 0.0); // begin point of cylinder axis
radius1 0.12; // radius at p1
radius2 0.12; // radius at p2 p2 (0.0 0.0 0.1); // end point of cylinder axis
resolution 24; // number of divisions
material prop1; // material name of this wall radius1 0.12; // radius at p1
motion rotAxis; // motion component name
radius2 0.12; // radius at p2
resolution 24; // number of divisions
material prop1; // 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 wall1
{ {
type planeWall; // type of the wall 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 p1 (-0.12 -0.12 0.0); // first point of the wall
p3 ( 0.12 0.12 0.0); // third point
p4 (-0.12 0.12 0.0); // fourth point p2 ( 0.12 -0.12 0.0); // second point
material prop1; // material name of the wall
motion rotAxis; // motion component name p3 ( 0.12 0.12 0.0); // third point
p4 (-0.12 0.12 0.0); // fourth point
material prop1; // 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 wall2
{ {
type planeWall; type planeWall; // type of the wall
p1 (-0.12 -0.12 0.1);
p2 ( 0.12 -0.12 0.1); p1 (-0.12 -0.12 0.1); // first point of the wall
p3 ( 0.12 0.12 0.1);
p4 (-0.12 0.12 0.1); p2 ( 0.12 -0.12 0.1); // second point
material prop1;
motion rotAxis; p3 ( 0.12 0.12 0.1); // third point
p4 (-0.12 0.12 0.1); // fourth point
material prop1; // 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)
}
}

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@ -6,45 +6,70 @@ objectName particlesDict;
objectType dictionary; objectType dictionary;
fileFormat ASCII; fileFormat ASCII;
/*---------------------------------------------------------------------------*/ /*---------------------------------------------------------------------------*/
setFields setFields
{ {
/* /*
Default value for fields defined for particles 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 defaultValue
{ {
velocity realx3 (0 0 0); // linear velocity (m/s) 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) acceleration realx3 (0 0 0); // linear acceleration (m/s2)
shapeName word sphere1; // name of the particle shape
rVelocity realx3 (0 0 0); // rotational velocity (rad/s)
shapeName word sphere1; // name of the particle shape
} }
selectors selectors
{} {
shapeAssigne
{
selector stridedRange; // other options: box, cylinder, sphere, randomPoints
stridedRangeInfo
{
begin 0; // begin index of points
end 30000; // end index of points
stride 3; // stride for selector
}
fieldValue // fields that the selector is applied to
{
shapeName word sphere1; // sets shapeName of the selected points to largeSphere
}
}
} }
// positions particles positionParticles // positions particles
positionParticles
{ {
method positionOrdered; // ordered positioning method ordered; // other options: random and empty
maxNumberOfParticles 40000; // maximum number of particles in the simulation mortonSorting Yes; // perform initial sorting based on morton code?
mortonSorting Yes; // perform initial sorting based on morton code?
box // box for positioning particles orderedInfo
{ {
min (-0.08 -0.08 0.015); // lower corner point of the box diameter 0.004; // minimum space between centers of particles
max ( 0.08 0.08 0.098); // upper corner point of the box
numPoints 30000; // number of particles in the simulation
axisOrder (z y x); // axis order for filling the space with particles
} }
positionOrderedInfo regionType box; // other options: cylinder and sphere
boxInfo // box information for positioning particles
{ {
diameter 0.004; // minimum space between centers of particles min (-0.08 -0.08 0.015); // lower corner point of the box
numPoints 30000; // number of particles in the simulation
axisOrder (z y x); // axis order for filling the space with particles max ( 0.08 0.08 0.098); // upper corner point of the box
} }
} }

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@ -6,35 +6,29 @@ objectName settingsDict;
objectType dictionary; objectType dictionary;
fileFormat ASCII; fileFormat ASCII;
/*---------------------------------------------------------------------------*/ /*---------------------------------------------------------------------------*/
run rotatingDrumSmall;
run rotatingDrumSmall; 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) includeObjects (diameter); // save necessary (i.e., required) data on disk
/* // exclude unnecessary data from saving on disk
Simulation domain excludeObjects (rVelocity.dy1 pStructPosition.dy1 pStructVelocity.dy1);
every particles that goes outside this domain is deleted.
*/
domain
{
min (-0.12 -0.12 0);
max (0.12 0.12 0.11);
}
integrationMethod AdamsBashforth2; // integration method integrationMethod AdamsBashforth2; // integration method
writeFormat ascii; writeFormat ascii; // data writting format (ascii or binary)
timersReport Yes; // report timers? timersReport Yes; // report timers (Yes or No)
timersReportInterval 0.01; // time interval for reporting timers timersReportInterval 0.01; // time interval for reporting timers