steady_viscous_torque_law.h

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// Author: Guillermo Casas (gcasas@cimne.upc.edu)
// Date: February 2019
 
#if !defined(SDEM_STEADY_VISCOUS_TORQUE_LAW_H_INCLUDED)
#define SDEM_STEADY_VISCOUS_TORQUE_LAW_H_INCLUDED
 
#include <string>
#include <iostream>
#include "includes/define.h"
#include "includes/serializer.h"
#include "includes/model_part.h"
#include "containers/flags.h"
 
namespace Kratos {
 
    class KRATOS_API(SWIMMING_DEM_APPLICATION) SteadyViscousTorqueLaw : public Flags {
 
    public:
        typedef Node NodeType;
        KRATOS_CLASS_POINTER_DEFINITION(SteadyViscousTorqueLaw);
 
        SteadyViscousTorqueLaw(){}
 
        SteadyViscousTorqueLaw(Parameters r_parameters){}
 
        ~SteadyViscousTorqueLaw(){}
 
        virtual SteadyViscousTorqueLaw::Pointer Clone() const;
 
        virtual void Initialize(const ProcessInfo& r_process_info);
 
        void SetSteadyViscousTorqueLawInProperties(Properties::Pointer pProp) const;
 
        virtual std::string GetTypeOfLaw();
 
        virtual void ComputeMoment(Geometry<Node >& r_geometry,
                                   const double reynolds_number,
                                   double particle_radius,
                                   double fluid_density,
                                   double fluid_kinematic_viscosity,
                                   array_1d<double, 3>& minus_slip_velocity,
                                   array_1d<double, 3>& rotation_induced_lift,
                                   const ProcessInfo& r_current_process_info){}
 
 
    protected:
        double ComputeParticleRotationReynoldsNumber(const double norm_of_slip_rot,
                                                     const double particle_radius,
                                                     const double fluid_kinematic_viscosity);
 
        double ComputeNondimensionalRotVelocity(const double norm_of_slip_vel,
                                                const double norm_of_slip_rot,
                                                const double particle_radius,
                                                const double fluid_kinematic_viscosity);
    private:
 
        friend class Serializer;
 
        virtual void save(Serializer& rSerializer) const override {
            KRATOS_SERIALIZE_SAVE_BASE_CLASS(rSerializer, Flags)
        }
 
        virtual void load(Serializer& rSerializer) override {
            KRATOS_SERIALIZE_LOAD_BASE_CLASS(rSerializer, Flags)
        }
 
    }; //class SteadyViscousTorqueLaw
 
KRATOS_DEFINE_APPLICATION_VARIABLE(SWIMMING_DEM_APPLICATION, SteadyViscousTorqueLaw::Pointer, SDEM_STEADY_VISCOUS_TORQUE_LAW_POINTER)
 
} // Namespace Kratos
 
#endif /* SDEM_STEADY_VISCOUS_TORQUE_LAW_H_INCLUDED  defined */