layeredSiloFilling tutorial is updated for phasicFlow version 1.x.

tutorials/sphereGranFlow/layeredSiloFilling/caseSetup/interaction

@@ -6,15 +6,29 @@ objectName interaction;
 objectType dicrionary;
 fileFormat  ASCII;
 /*---------------------------------------------------------------------------*/
-
 materials   (lightMat heavyMat wallMat);         // a list of materials names
+
 densities   (1000 1500.0 2500);                  // density of materials [kg/m3]
 
 contactListType   sortedContactList;
 
+contactSearch
+{
+   method         NBS;                           // method for broad search particle-particle
+   
+   updateInterval 10;
+
+   sizeRatio      1.1;
+
+   cellExtent     0.55;
+
+   adjustableBox  Yes;
+} 
+
 model
 {
    contactForceModel nonLinearLimited;
+
    rollingFrictionModel normal;
 
    /*
@@ -53,21 +67,3 @@ model
         
 }
 
-contactSearch
-{
-   method         NBS;           // method for broad search particle-particle
-   wallMapping    cellMapping;   // method for broad search particle-wall 
-
-   NBSInfo
-   {
-      updateFrequency 10;        // each 20 timesteps, update neighbor list 
-      sizeRatio      1.1;        // bounding box size to particle diameter (max)
-   }
-
-   cellMappingInfo
-   {
-      updateFrequency 10;        // each 20 timesteps, update neighbor list  
-      cellExtent     0.6;        // bounding box for particle-wall search (> 0.5)
-   }
-
-}

tutorials/sphereGranFlow/layeredSiloFilling/caseSetup/particleInsertion

@@ -6,27 +6,34 @@ objectName particleInsertion;
 objectType dicrionary;
 fileFormat  ASCII;
 /*---------------------------------------------------------------------------*/
+active  yes;                                     // is insertion active -> yes or no
 
-active  yes;          // is insertion active?
+checkForCollision No;                            // is checked          -> yes or no
-
-collisionCheck No;   // not implemented for yes
 
 /*
-five layers of particles are packed one-by-one using 5 insertion steps. 
+   one layers of particles are packed 
 */
 
 layer0
 {  
-   type		      cylinderRegion; // type of insertion region
+   timeControl          simulationTime;
-   rate 	      15000;  // insertion rate (particles/s)
-   startTime 	  0;      // (s)
-   endTime   	  0.5;    // (s)
-   interval       0.025;  //s  
 
-   cylinderRegionInfo 
+   regionType                 cylinder;          // type of insertion region
+
+   rate                          15000;          // insertion rate (particles/s)
+
+   startTime                         0;          // (s)
+
+   endTime                         0.5;          // (s)
+
+   insertionInterval             0.025;          // s 
+
+   cylinderInfo 
    {
    	radius 	                   0.09;          // radius of cylinder (m)
+
    	p1              ( 0.0  0.0 0.1 );          // (m,m,m)
+
    	p2              ( 0.0  0.0 0.11);          // (m,m,m)
    }
    
@@ -38,115 +45,8 @@ layer0
    mixture
    {
       lightSphere                    1;          // mixture composition of inserted particles 
-      
    }
 }
 
-layer1
-{
-   type         cylinderRegion;
-   rate         15000; // (particles/s)
-   startTime    0.7; // (s)
-   endTime      1.2; // (s)
-   interval     0.025; //s  
 
-   cylinderRegionInfo 
-   {
-      radius   0.09;
-      p1 ( 0.0  0.0 0.16 ); // (m,m,m)
-      p2 ( 0.0  0.0 0.17); // (m,m,m)
-   }
-   
-   setFields
-   {
-     velocity    realx3 (0.0 0.0 -0.6);
-   }
-   
-   mixture
-   {
-      heavySphere 1; // only heavySphere
-      
-   }
-}
-
-layer2
-{
-   type         cylinderRegion;
-   rate         15000; // (particles/s)
-   startTime    1.4; // (s)
-   endTime      1.9; // (s)
-   interval     0.025; //s  
-
-   cylinderRegionInfo 
-   {
-      radius   0.09;
-      p1 ( 0.0  0.0 0.2 ); // (m,m,m)
-      p2 ( 0.0  0.0 0.21); // (m,m,m)
-   }
-   
-   setFields
-   {
-     velocity    realx3 (0.0 0.0 -0.6);
-   }
-   
-   mixture
-   {
-      lightSphere 1; // only lightSphere
-      
-   }
-}
-
-layer3
-{
-   type         cylinderRegion;
-   rate         15000; // (particles/s)
-   startTime    2.1; // (s)
-   endTime      2.6; // (s)
-   interval     0.025; //s  
-
-   cylinderRegionInfo 
-   {
-      radius   0.09;
-      p1 ( 0.0  0.0 0.28 ); // (m,m,m)
-      p2 ( 0.0  0.0 0.29); // (m,m,m)
-   }
-   
-   setFields
-   {
-     velocity   realx3 (0.0 0.0 -0.6);
-   }
-   
-   mixture
-   {
-      heavySphere 1;
-      
-   }
-}
-
-layer4
-{
-   type         cylinderRegion;
-   rate         15000; // (particles/s)
-   startTime    2.8; // (s)
-   endTime      3.3; // (s)
-   interval     0.025; //s  
-
-   cylinderRegionInfo 
-   {
-      radius   0.09;
-      p1 ( 0.0  0.0 0.37 ); // (m,m,m)
-      p2 ( 0.0  0.0 0.38); // (m,m,m)
-   }
-   
-   setFields
-   {
-     velocity    realx3 (0.0 0.0 -0.6);
-   }
-   
-   mixture
-   {
-      lightSphere 1;
-      
-   }
-}
 

tutorials/sphereGranFlow/layeredSiloFilling/caseSetup/shapes

@@ -0,0 +1,13 @@
+/* -------------------------------*- C++ -*--------------------------------- *\ 
+|  phasicFlow File                                                            | 
+|  copyright: www.cemf.ir                                                     | 
+\* ------------------------------------------------------------------------- */ 
+objectName 	sphereDict;
+objectType 	sphereShape;
+fileFormat  ASCII;
+/*---------------------------------------------------------------------------*/
+names 		(lightSphere heavySphere); 	         // names of shapes 
+
+diameters 	(0.007 0.007);				         // diameter of shapes 
+
+materials	(lightMat heavyMat);		         // material names for shapes 

tutorials/sphereGranFlow/layeredSiloFilling/settings/domainDict

@@ -0,0 +1,58 @@
+/* -------------------------------*- 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 (-0.11 -0.11 -0.11);
+	
+	max ( 0.11  0.11  0.41);
+}
+
+boundaries
+{
+	// 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 
+	neighborListUpdateInterval 30;
+	
+	// Determines how often do you want to update the new changes in the boundary
+	updateInterval 10;
+
+	// The distance from the boundary plane within which particles are marked to be in the boundary list 
+	neighborLength 0.004;
+
+	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 
+	}
+}

tutorials/sphereGranFlow/layeredSiloFilling/settings/geometryDict

@@ -6,47 +6,67 @@ objectName 	geometryDict;
 objectType 	dictionary;
 fileFormat  ASCII;
 /*---------------------------------------------------------------------------*/
+motionModel stationary;                // motion model can be rotatingAxis or stationary or vibrating
 
-// motion model: all surfaces are fixed
+stationaryInfo
-motionModel fixedWall; 
+{
+	
+}
 
 surfaces
 {
-	
 	cylinderShell
 	{
 		type 		cylinderWall;  	   // type of the wall
+
 		p1 			(0.0 0.0 0.0);     // begin point of cylinder axis
+
 		p2 			(0.0 0.0 0.4);     // end point of cylinder axis
+
 		radius1 	0.1;		       // radius at p1
+ 
 		radius2 	0.1;		       // radius at p2
+
 		resolution 	36;      	       // number of divisions
+
 		material 	wallMat;   	       // material name of this wall
 	}
 
 	coneShell
 	{
 		type 		cylinderWall;  	   // type of the wall
+
 		p1 			(0.0 0.0 -0.1);    // begin point of cylinder axis
+
 		p2 			(0.0 0.0 0.0);     // end point of cylinder axis
+
 		radius1 	0.02;		       // radius at p1
+
 		radius2 	0.1;		       // radius at p2
+
 		resolution 	36;      	       // number of divisions
+
 		material 	wallMat;   	       // material name of this wall
 	}
 
 	/*
 		This is a plane wall at the exit of silo
 	*/
+
 	exitGate
 	{
-		type planeWall;
+		type planeWall;                // type of the wall
-		p1 (-0.02 -0.02 -0.1);
-		p2 ( 0.02 -0.02 -0.1);
-		p3 ( 0.02  0.02 -0.1);
-		p4 (-0.02  0.02 -0.1);
-		material wallMat;
-	}
 
+		p1 (-0.02 -0.02 -0.1);         // first point of the wall
+
+		p2 ( 0.02 -0.02 -0.1);         // second point of the wall
+
+		p3 ( 0.02  0.02 -0.1);         // third point of the wall
+
+		p4 (-0.02  0.02 -0.1);         // fourth point of the wall
+		 
+		material wallMat;              // material name of the wall 
+	}
 }
 
+

tutorials/sphereGranFlow/layeredSiloFilling/settings/particlesDict

@@ -6,14 +6,22 @@ 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.
+	*/
+
 	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	lightSphere; 	           // name of the particle shape 
 	}
 
@@ -21,12 +29,16 @@ setFields
 	{}
 }
 
-// positions particles 
+positionParticles                                          // positions particles 
-positionParticles
 {
-	method empty;     		// creates the required fields with zero particles (empty). 
+	method empty;     		                               // other options: ordered and random 
 
-	maxNumberOfParticles 	50000; // maximum number of particles in the simulation
+	regionType box;                                        // other options: cylinder and sphere  
-	mortonSorting 			Yes;    // perform initial sorting based on morton code?   
 
+	boxInfo                                                // box region for positioning particles 
+	{
+		min (-0.08 -0.08 0.015);                           // lower corner point of the box 
+
+		max ( 0.08  0.08 0.098);	                       // upper corner point of the box 
+	} 
 }

tutorials/sphereGranFlow/layeredSiloFilling/settings/settingsDict

@@ -6,14 +6,13 @@ objectName 	settingsDict;
 objectType 	dictionary;
 fileFormat  ASCII;
 /*---------------------------------------------------------------------------*/
-
 run 			layerdSiloFilling;
 
 dt 				0.00001; 	                     // time step for integration (s)
 
-startTime 		0; 			// start time for simulation 
+startTime 		0.0; 			                 // start time for simulation 
 
-endTime 		5;	 		// end time for simulation 
+endTime 		5.0;	 		                 // end time for simulation 
 
 saveInterval 	0.05; 		                     // time interval for saving the simulation
 
@@ -21,20 +20,15 @@ timePrecision   6;			// maximum number of digits for time folder
 
 g 				(0 0 -9.8);                      // gravity vector (m/s2) 
 
-/*
+// save necessary (i.e., required) data on disk
-	Simulation domain 
+includeObjects (diameter);                                                 
-	every particles that goes outside this domain is deleted.
+// exclude unnecessary data from saving on disk
-*/
+excludeObjects (rVelocity.dy1 pStructPosition.dy1 pStructVelocity.dy1); 
-domain 
-{
-	min (-0.1 -0.1 -0.1);
-	max ( 0.1  0.1  0.40);
-}
 
-integrationMethod 		AdamsBashforth3; 	// integration method 
+integrationMethod 		AdamsBashforth2; 	     // integration method 
 
-writeFormat				ascii;
+writeFormat				ascii;                   // data writting format (ascii or binary)
 
-timersReport 			Yes;  	// report timers?
+timersReport 			Yes;  	                 // report timers
 
 timersReportInterval   	0.01;	                 // time interval for reporting timers