Merge pull request #87 from pedramyousefi/main

ScrewConveyor added

Author: hamidrezanorouzi

tutorials/sphereGranFlow/screwConveyor/caseSetup/interaction

@@ -0,0 +1,53 @@
+/* -------------------------------*- C++ -*--------------------------------- *\ 
+|  phasicFlow File                                                            | 
+|  copyright: www.cemf.ir                                                     | 
+\* ------------------------------------------------------------------------- */ 
+
+objectName interaction;
+objectType dicrionary;
+
+materials      (prop1);    // a list of materials names
+densities      (1000.0);   // density of materials [kg/m3]
+
+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
+{
+   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/screwConveyor/caseSetup/particleInsertion

@@ -0,0 +1,45 @@
+/* -------------------------------*- C++ -*--------------------------------- *\ 
+|  phasicFlow File                                                            | 
+|  copyright: www.cemf.ir                                                     | 
+\* ------------------------------------------------------------------------- */ 
+
+objectName particleInsertion;
+objectType dicrionary;
+
+
+active  yes;          // is insertion active?
+
+collisionCheck No;   // not implemented for yes
+
+/*
+five layers of particles are packed one-by-one using 5 insertion steps. 
+*/
+
+layer0
+{
+   type		      cylinderRegion; // type of insertion region
+   rate 	      5000;  // insertion rate (particles/s)
+   startTime 	  0;      // (s)
+   endTime   	  100;    // (s)
+   interval       0.025;  //s  
+
+   cylinderRegionInfo 
+   {
+   	radius 	0.09;       // radius of cylinder (m)
+   	p1 (0.22 0.73 0.25); // (m,m,m)
+   	p2 (0.22 0.742 0.25); // (m,m,m)
+   }
+   
+   setFields
+   {
+     velocity    realx3 (0.0 -0.6 -0); // initial velocity of inserted particles 
+   }
+   
+   mixture
+   {
+      sphere1 1; // mixture composition of inserted particles 
+      
+   }
+}
+
+

tutorials/sphereGranFlow/screwConveyor/caseSetup/sphereShape

@@ -0,0 +1,11 @@
+/* -------------------------------*- C++ -*--------------------------------- *\ 
+|  phasicFlow File                                                            | 
+|  copyright: www.cemf.ir                                                     | 
+\* ------------------------------------------------------------------------- */ 
+
+objectName 	sphereDict;
+objectType 	sphereShape;
+
+names 		(sphere1); 	// names of shapes 
+diameters 	(0.01);	// diameter of shapes 
+materials	(prop1);	// material names for shapes 

tutorials/sphereGranFlow/screwConveyor/cleanThisCase

@@ -0,0 +1,7 @@
+#!/bin/sh
+cd ${0%/*} || exit 1    # Run from this directory
+
+ls | grep -P "^(([0-9]+\.?[0-9]*)|(\.[0-9]+))$" | xargs -d"\n" rm -rf
+rm -rf VTK 
+
+#------------------------------------------------------------------------------

tutorials/sphereGranFlow/screwConveyor/runThisCase

@@ -0,0 +1,21 @@
+#!/bin/sh
+cd ${0%/*} || exit 1    # Run from this directory
+echo "\n<--------------------------------------------------------------------->"
+echo "1) Creating particles"
+echo "<--------------------------------------------------------------------->\n"
+particlesPhasicFlow
+
+echo "\n<--------------------------------------------------------------------->"
+echo "2) Creating geometry"
+echo "<--------------------------------------------------------------------->\n"
+geometryPhasicFlow
+
+echo "\n<--------------------------------------------------------------------->"
+echo "3) Running the case"
+echo "<--------------------------------------------------------------------->\n"
+sphereGranFlow
+
+
+
+
+#------------------------------------------------------------------------------

tutorials/sphereGranFlow/screwConveyor/settings/geometryDict

@@ -0,0 +1,44 @@
+/* -------------------------------*- C++ -*--------------------------------- *\ 
+|  phasicFlow File                                                            | 
+|  copyright: www.cemf.ir                                                     | 
+\* ------------------------------------------------------------------------- */  
+
+objectName 	geometryDict;
+objectType 	dictionary;
+
+// motion model: rotating object around an axis
+motionModel rotatingAxisMotion; 
+
+surfaces
+{
+	helix
+	{
+		type 	 stlWall;  	// type of the wall
+		file 	 helix.stl;	// file name in stl folder		
+		material prop1;   // material name of this wall
+		motion 	 rotAxis;	// motion component name 
+	}
+
+	shell
+	{
+		type 	 stlWall;  	// type of the wall
+		file 	 shell.stl;	// file name in stl folder		
+		material prop1;   // material name of this wall
+		motion 	 none;		// motion component name 
+	}
+
+}
+
+
+rotatingAxisMotionInfo
+{
+	rotAxis 
+	{
+		p1 (1.09635 0.2010556 0.22313511);	// first point for the axis of rotation 
+		p2 (0.0957492 0.201556 0.22313511);	// second point for the axis of rotation
+		omega 3; 		// rotation speed (rad/s)
+		startTime 5;
+		endTime 30;
+	}
+}
+

tutorials/sphereGranFlow/screwConveyor/settings/particlesDict

@@ -0,0 +1,31 @@
+/* -------------------------------*- C++ -*--------------------------------- *\ 
+|  phasicFlow File                                                            | 
+|  copyright: www.cemf.ir                                                     | 
+\* ------------------------------------------------------------------------- */  
+
+objectName 	particlesDict;
+objectType 	dictionary;
+
+setFields
+{
+	defaultValue 
+	{
+		velocity 		realx3 	(0 0 0); 		// linear velocity (m/s)
+		acceleration 	realx3 	(0 0 0); 		// linear acceleration (m/s2)
+		rotVelocity 	realx3 	(0 0 0);  		// rotational velocity (rad/s)
+		shapeName 		word	lightSphere; 	// name of the particle shape 
+	}
+
+	selectors
+	{}
+}
+
+// positions particles 
+positionParticles
+{
+	method empty;     		// creates the required fields with zero particles (empty). 
+
+	maxNumberOfParticles 	50000; // maximum number of particles in the simulation
+	mortonSorting 			Yes;    // perform initial sorting based on morton code?   
+
+}

tutorials/sphereGranFlow/screwConveyor/settings/settingsDict

@@ -0,0 +1,36 @@
+/* -------------------------------*- C++ -*--------------------------------- *\ 
+|  phasicFlow File                                                            | 
+|  copyright: www.cemf.ir                                                     | 
+\* ------------------------------------------------------------------------- */  
+objectName 	settingsDict;
+objectType 	dictionary;;
+
+run 			layerdSiloFilling;
+
+dt 				0.0001; 	// time step for integration (s)
+
+startTime 		0; 			// start time for simulation 
+
+endTime 		20;	 		// end time for simulation 
+
+saveInterval 	0.05; 		// time interval for saving the simulation
+
+timePrecision   6;			// maximum number of digits for time folder 
+
+g 				(0 -9.8 0); // gravity vector (m/s2) 
+
+/*
+	Simulation domain 
+	every particles that goes outside this domain is deleted.
+*/
+domain 
+{
+	min (0.0 -0.06 0.001);
+	max (1.2 1 0.5);
+}
+
+integrationMethod 		AdamsBashforth3; 	// integration method 
+
+timersReport 			Yes;  	// report timers?
+
+timersReportInterval   	0.01;	// time interval for reporting timers