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updated V1.0 V-blender

This commit is contained in:
ramin1728 2024-12-28 14:58:28 +03:30
parent 31ebc5963c
commit c02027f5d2
7 changed files with 235 additions and 204 deletions
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79
tutorials/sphereGranFlow/V-blender/caseSetup/interaction
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@ -6,70 +6,49 @@ objectName interaction;
objectType dicrionary; objectType dicrionary;
fileFormat ASCII; fileFormat ASCII;
/*---------------------------------------------------------------------------*/ /*---------------------------------------------------------------------------*/
materials (wallMat lightMat); // a list of materials names
// a list of materials names densities (1000 1000); // density of materials [kg/m3]
materials (wallMat lightMat);
// density of materials [kg/m3]
densities (1000 1000);
contactListType sortedContactList; contactListType sortedContactList;
contactSearch
{
method NBS; // method for broad search
updateInterval 10;
sizeRatio 1.1;
cellExtent 0.55;
adjustableBox Yes;
}
model model
{ {
contactForceModel nonLinearNonLimited; contactForceModel nonLinearNonLimited;
rollingFrictionModel normal;
// Young modulus [Pa] rollingFrictionModel normal;
Yeff (1.0e6 1.0e6 Yeff (1.0e6 1.0e6
1.0e6); 1.0e6); // Young modulus [Pa]
// Shear modulus [Pa]
Geff (0.8e6 0.8e6 Geff (0.8e6 0.8e6
0.8e6); 0.8e6); // Shear modulus [Pa]
// Poisson's ratio [-] nu (0.25 0.25
nu (0.25 0.25 0.25); // Poisson's ratio [-]
0.25);
// coefficient of normal restitution en (0.97 0.85
en (0.97 0.85 0.97); // coefficient of normal restitution
0.97);
// dynamic friction mu (0.65 0.35
mu (0.65 0.35 0.65); // dynamic friction
0.65);
// rolling friction mur (0.1 0.1
mur (0.1 0.1 0.1); // rolling friction
0.1);
} }
contactSearch
{
// method for broad search particle-particle
method NBS;
// method for broad search particle-wall
wallMapping cellMapping;
NBSInfo
{
// each 20 timesteps, update neighbor list
updateFrequency 20;
// bounding box size to particle diameter (max)
sizeRatio 1.1;
}
cellMappingInfo
{
// each 20 timesteps, update neighbor list
updateFrequency 20;
// bounding box for particle-wall search (> 0.5)
cellExtent 0.7;
}
}

89
tutorials/sphereGranFlow/V-blender/caseSetup/particleInsertion
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@ -6,97 +6,86 @@ objectName particleInsertion;
objectType dicrionary; objectType dicrionary;
fileFormat ASCII; fileFormat ASCII;
/*---------------------------------------------------------------------------*/ /*---------------------------------------------------------------------------*/
active Yes; // is insertion active -> Yes or No
// is insertion active? checkForCollision No; // is checked -> Yes or No
active yes;
// not implemented for yes
collisionCheck No;
/* /*
two layers of particles are packed one-by-one using tho insertion steps. Two layers of particles are packed one-by-one using tho insertion steps
*/ */
rightregion rightregion
{ {
// type of insertion region timeControl simulationTime;
type cylinderRegion;
regionType cylinder; // type of insertion region
// insertion rate (particles/s) rate 10000; // Particles Insertion Rate (particles/s)
rate 10000;
// start time of small particles insertion (s) startTime 0.0; // start time of small particles insertion (s)
startTime 0.0;
// end time of small particles insertion (s) endTime 1; // end time of small particles insertion (s)
endTime 1;
// time interval of small particles insertion (s) insertionInterval 0.025; // time interval of small particles insertion (s)
interval 0.025;
cylinderRegionInfo cylinderInfo
{ {
// radius of cylinder (m) /* coordinates of center of both ends of the insertion
radius 0.1;
cylinder on the right side of the V-blender (m,m,m) */
// coordinates of center of both ends of the insertion cylinder on
// the right side of the V-blender (m,m,m)
p1 (0.0950615 0.12 0.5011585); p1 (0.0950615 0.12 0.5011585);
p2 (0.1150615 0.12 0.4811585); p2 (0.1150615 0.12 0.4811585);
radius 0.1; // radius of cylinder (m)
} }
setFields setFields
{ {
// initial velocity of inserted particles velocity realx3 (1.2 0.0 -1.2); // initial velocity of inserted particles
velocity realx3 (1.2 0.0 -1.2);
} }
mixture mixture
{ {
// first layer of inserted particles smallSphere 1; // first layer of inserted particles
smallSphere 1;
} }
} }
leftregion leftregion
{ {
// type of insertion region timeControl simulationTime;
type cylinderRegion;
// insertion rate (particles/s) regionType cylinder; // type of insertion region
rate 10000;
// start time of large particles insertion (s) rate 10000; // Particles Insertion Rate (particles/s)
startTime 1.5;
// end time of large particles insertion (s) startTime 1.5; // start time of large particles insertion (s)
endTime 2.5;
// time interval of large particles insertion (s) endTime 2.5; // end time of large particles insertion (s)
interval 0.025;
insertionInterval 0.025; // time interval of large particles insertion (s)
cylinderRegionInfo cylinderInfo
{ {
// radius of cylinder (m) /* coordinates of center of both ends of the insertion
radius 0.1;
cylinder on the left side of the V-blender (m,m,m) */
// coordinates of center of both ends of the insertion cylinder on
// the left side of the V-blender (m,m,m) p1 ( 0.7562545 0.12 0.50079);
p1 ( 0.7562545 0.12 0.50079);
p2 ( 0.7362545 0.12 0.48079); p2 ( 0.7362545 0.12 0.48079);
radius 0.1; // radius of cylinder (m)
} }
setFields setFields
{ {
// initial velocity of inserted particles velocity realx3 (-1.2 0.0 -1.2); // initial velocity of inserted particles
velocity realx3 (-1.2 0.0 -1.2);
} }
mixture mixture
{ {
// second layer of inserted particles largeSphere 1; // second layer of inserted particles
largeSphere 1;
} }
} }

10
tutorials/sphereGranFlow/V-blender/caseSetup/sphereShape → tutorials/sphereGranFlow/V-blender/caseSetup/shapes
View File

@ -6,12 +6,8 @@ objectName sphereDict;
objectType sphereShape; objectType sphereShape;
fileFormat ASCII; fileFormat ASCII;
/*---------------------------------------------------------------------------*/ /*---------------------------------------------------------------------------*/
names (smallSphere largeSphere); // names of particles
// names of particles diameters (0.01 0.0101); // diameter of particles
names (smallSphere largeSphere);
// diameter of particles materials (lightMat lightMat); // material names for particles
diameters (0.01 0.0101);
// material names for particles
materials (lightMat lightMat);

64
tutorials/sphereGranFlow/V-blender/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 (-0.1 -0.4 0); // lower corner point of the box
max (0.86 0.6 0.6); // 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: periodic, 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
}
}

60
tutorials/sphereGranFlow/V-blender/settings/geometryDict
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@ -6,49 +6,37 @@ objectName geometryDict;
objectType dictionary; objectType dictionary;
fileFormat ASCII; fileFormat ASCII;
/*---------------------------------------------------------------------------*/ /*---------------------------------------------------------------------------*/
motionModel rotatingAxis; // motion model: rotating object around an axis
// motion model: rotating object around an axis rotatingAxisInfo // information for rotatingAxis motion model
motionModel rotatingAxisMotion; {
rotAxis
{
p1 (0.128228 0.116446 0.297901); // first point for the axis of rotation
p2 (0.722596 0.116459 0.297901); // second point for the axis of rotation
omega 3.14; // rotation speed (rad/s)
startTime 3; // start time of rotation
endTime 10; // end time of rotation
}
}
surfaces surfaces
{ {
body body
{ {
// type of the wall type stlWall; // type of the wall
type stlWall;
// file name in stl folder file body.stl; // file name in stl folder
file body.stl;
// material name of this wall material wallMat; // material name of this wall
material wallMat;
// motion component name motion otAxis; // motion component name
motion rotAxis;
}
}
// information for rotatingAxisMotion motion model
rotatingAxisMotionInfo
{
rotAxis
{
// first point for the axis of rotation
p1 (0.128228 0.116446 0.297901);
// second point for the axis of rotation
p2 (0.722596 0.116459 0.297901);
// rotation speed (rad/s)
omega 3.14;
// start time of rotation
startTime 3;
// end time of rotation
endTime 10;
} }
} }

95
tutorials/sphereGranFlow/V-blender/settings/particlesDict
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@ -6,43 +6,74 @@ 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.
*/
defaultValue These fields should always be defined for simulations with
{
// linear velocity (m/s)
velocity realx3 (0 0 0);
// linear acceleration (m/s2)
acceleration realx3 (0 0 0);
// rotational velocity (rad/s)
rVelocity realx3 (0 0 0);
// name of the particle shape
shapeName word smallSphere;
}
selectors 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 smallSphere; // name of the particle shape
}
selectors
{
shapeAssigne
{
selector stridedRange; // other options: box, cylinder, sphere, randomPoints
stridedRangeInfo
{
begin 0; // begin index of points
end 24000; // 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
{ {
// no particle is initially in the simulation
method empty;
// maximum number of particles in the simulation
maxNumberOfParticles 25000;
// perform initial sorting based on morton code? method ordered; // ordered positioning
mortonSorting Yes;
} mortonSorting Yes; // perform initial sorting based on morton code?
orderedInfo
{
diameter 0.0101; // minimum space between centers of particles
numPoints 25000; // number of particles in the simulation
axisOrder (x y z); // axis order for filling the space with particles
}
regionType cylinder; // other options: cylinder and sphere
cylinderInfo // cylinder for positioning particles
{
p1 (0.0 0.0 0.09); // Coordinates of bottom cylinderRegion (m,m,m)
p2 (0.0 0.0 0.21); // Coordinates of top cylinderRegion (m,m,m)
radius 0.09; // radius of cylinder
}
}

42
tutorials/sphereGranFlow/V-blender/settings/settingsDict
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@ -6,45 +6,29 @@ objectName settingsDict;
objectType dictionary; objectType dictionary;
fileFormat ASCII; fileFormat ASCII;
/*---------------------------------------------------------------------------*/ /*---------------------------------------------------------------------------*/
run rotatingVblender; run rotatingVblender;
// time step for integration (s) dt 0.00001; // time step for integration (s)
dt 0.00001;
// start time for simulation startTime 0; // start time for simulation
startTime 0;
// end time for simulation endTime 10; // end time for simulation
endTime 10;
// time interval for saving the simulation saveInterval 0.05; // time interval for saving the simulation
saveInterval 0.05;
// maximum number of digits for time folder timePrecision 6; // maximum number of digits for time folder
timePrecision 6;
// gravity vector (m/s2) g (0 0 -9.8); // gravity vector (m/s2)
g (0 0 -9.8);
/* includeObjects (diameter); // save necessary (i.e., required) data on disk
Simulation domain
every particles that goes outside this domain is deleted.
*/
domain // exclude unnecessary data from saving on disk
{ excludeObjects (rVelocity.dy1 pStructPosition.dy1 pStructVelocity.dy1);
min (-0.1 -0.4 0);
max (0.86 0.6 0.6);
}
// integration method integrationMethod AdamsBashforth2; // integration method
integrationMethod AdamsBashforth2;
writeFormat ascii; writeFormat ascii; // data writting format (ascii or binary)
// report timers? timersReport Yes; // report timers (Yes or No)
timersReport Yes;
// time interval for reporting timers timersReportInterval 0.01; // time interval for reporting timers
timersReportInterval 0.01;