Chute/segregation_with_hopper.cpp File Reference

#include <sstream>
#include <iostream>
#include <iomanip>
#include <cmath>
#include "scr/ChuteWithHopper.h"
#include <sys/types.h>
#include <sys/stat.h>

Classes
class	SegregationWithHopper

Functions
int	main (int argc UNUSED, char *argv[] UNUSED)

Function Documentation

main()

int main	(	int argc	UNUSED,
		char *argv[]	UNUSED
	)

{
    SegregationWithHopper problem;
    
    // Problem parameters
    problem.setName("segregation");
    //Should be 10 for full length problem, but here I keep it low for a test case
    problem.setTimeMax(10);
    
    
    // Particle properties
    problem.setDensity(2400.0);
    
    problem.setInflowParticleRadius(0.3e-3,0.60e-3);
    problem.speciesHandler.getObject(0)->setCollisionTimeAndRestitutionCoefficient(4e-4, 0.6);
    problem.speciesHandler.getObject(0)->setSlidingDissipation(problem.get_dissipation());
    problem.speciesHandler.getObject(0)->setSlidingFrictionCoefficient(0.8);
    problem.setFixedParticleRadius(0.3e-3);
    problem.setRoughBottomType(MONOLAYER_DISORDERED);
    
    
    // Chute properties
    problem.setChuteAngle(25.0);
    problem.setChuteLength(600.0e-3);
    problem.setChuteWidth(3e-3);
    problem.setMaxFailed(6);
    problem.makeChutePeriodic();
    double ExitHeight = 12.0e-3, ExitLength = 1.0 * ExitHeight, hopperAngle_ = 60.0, hopperLength_ = 6.0 * ExitLength;
    problem.set_Hopper(ExitLength,ExitHeight,hopperAngle_,hopperLength_);
    
    //solve
    cout << "Maximum allowed speed of particles: " << problem.getMaximumVelocity() << endl; // speed allowed before particles move through each other!
    problem.setTimeStep(); 
    problem.setSaveCount(helpers::getSaveCountFromNumberOfSavesAndTimeMaxAndTimeStep(2000,problem.getTimeMax(),problem.getTimeStep()));
    cout << "dt=" << problem.getTimeStep() << endl;
    
    problem.auto_number();
    problem.write(std::cout,false);
    problem.save_info_to_disk();
    
    //This set to colouring based of size and small vectors
    problem.setXBallsColourMode(7);
    problem.setXBallsVectorScale(1);
    problem.setXBallsScale(20.0);
    
    
    problem.solve();
    problem.write(cout);
    //problem.HGRID_base::write(cout);
    
    
    //cout << problem << endl;
    problem.writeRestartFile();
}

References BaseHandler< T >::getObject(), helpers::getSaveCountFromNumberOfSavesAndTimeMaxAndTimeStep(), DPMBase::getTimeMax(), DPMBase::getTimeStep(), Chute::makeChutePeriodic(), MONOLAYER_DISORDERED, Chute::setChuteAngle(), ChuteWithHopper::setChuteLength(), Chute::setChuteWidth(), Chute::setFixedParticleRadius(), Chute::setInflowParticleRadius(), Chute::setMaxFailed(), DPMBase::setName(), Chute::setRoughBottomType(), DPMBase::setSaveCount(), DPMBase::setTimeMax(), DPMBase::setTimeStep(), DPMBase::setXBallsColourMode(), DPMBase::setXBallsScale(), DPMBase::setXBallsVectorScale(), DPMBase::solve(), DPMBase::speciesHandler, ChuteWithHopper::write(), and DPMBase::writeRestartFile().