olb::BuoyancyForce3D< T, PARTICLETYPE, DESCRIPTOR > Class Template Reference

#include <buoyancyForce3D.h>

Inheritance diagram for olb::BuoyancyForce3D< T, PARTICLETYPE, DESCRIPTOR >:

Collaboration diagram for olb::BuoyancyForce3D< T, PARTICLETYPE, DESCRIPTOR >:

Public Member Functions
	BuoyancyForce3D (UnitConverter< T, DESCRIPTOR > const &converter, std::vector< T > direction, T g=9.81)
	~BuoyancyForce3D () override
void	applyForce (typename std::deque< PARTICLETYPE< T > >::iterator p, int pInt, ParticleSystem3D< T, PARTICLETYPE > &psSys) override
Public Member Functions inherited from olb::Force3D< T, PARTICLETYPE >
	Force3D ()
	Force3D (Force3D< T, PARTICLETYPE > &)
	Force3D (const Force3D< T, PARTICLETYPE > &)
virtual	~Force3D ()

Additional Inherited Members
Protected Attributes inherited from olb::Force3D< T, PARTICLETYPE >
OstreamManager	clout

Detailed Description

template<typename T, template< typename U > class PARTICLETYPE, typename DESCRIPTOR>
class olb::BuoyancyForce3D< T, PARTICLETYPE, DESCRIPTOR >

Definition at line 39 of file buoyancyForce3D.h.

Constructor & Destructor Documentation

BuoyancyForce3D()

template<typename T , template< typename U > class PARTICLETYPE, typename DESCRIPTOR >

olb::BuoyancyForce3D< T, PARTICLETYPE, DESCRIPTOR >::BuoyancyForce3D	(	UnitConverter< T, DESCRIPTOR > const &	converter,
		std::vector< T >	direction,
		T	g = 9.81 )

Definition at line 37 of file buoyancyForce3D.hh.

                               :
  Force3D<T, PARTICLETYPE>(),
  _direction(direction), _g(g), _physDensity(converter.getPhysDensity() )
{
  T directionNorm = util::sqrt(
                      util::pow(_direction[0], 2.) + util::pow(_direction[1], 2.)
                      + util::pow(_direction[2], 2.));
  for (int i = 0; i < 3; ++i) {
    _direction[i] /= directionNorm;
  }
}

References olb::util::pow(), and olb::util::sqrt().

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~BuoyancyForce3D()

template<typename T , template< typename U > class PARTICLETYPE, typename DESCRIPTOR >

olb::BuoyancyForce3D< T, PARTICLETYPE, DESCRIPTOR >::~BuoyancyForce3D ( )

inlineoverride

Definition at line 44 of file buoyancyForce3D.h.

{ };

Member Function Documentation

applyForce()

template<typename T , template< typename U > class PARTICLETYPE, typename DESCRIPTOR >

void olb::BuoyancyForce3D< T, PARTICLETYPE, DESCRIPTOR >::applyForce ( typename std::deque< PARTICLETYPE< T > >::iterator p, int pInt, ParticleSystem3D< T, PARTICLETYPE > & psSys )

overridevirtual

Implements olb::Force3D< T, PARTICLETYPE >.

Definition at line 52 of file buoyancyForce3D.hh.

{
  // weight force of fluid in similar volume like particle that replaces the fluid
  // acts in direction opposite to weight force of particle
 
  T factor = 4. / 3. * M_PI * util::pow(p->getRad(), 3) * _g
             * _physDensity;
  for (int j = 0; j < 3; ++j) {
    p->getForce()[j] -= factor * _direction[j];
  }
}

References M_PI, and olb::util::pow().

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The documentation for this class was generated from the following files:

• src/particles/subgrid3DLegacyFramework/forces/buoyancyForce3D.h
• src/particles/subgrid3DLegacyFramework/forces/buoyancyForce3D.hh