operating_conditions.h

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//---------------------------------------------------------------------------
//    $Id: operating_conditions.h 1354 2013-08-17 00:01:22Z secanell $
//
//    Copyright (C) 2009 by Marc Secanell
//
//    This file is subject to QPL and may not be  distributed
//    without copyright and license information. Please refer
//    to the file deal.II/doc/license.html for the  text  and
//    further information on this license.
//
//---------------------------------------------------------------------------

#ifndef _FUELCELL_OPERATING_CONDITIONS__H
#define _FUELCELL_OPERATING_CONDITIONS__H

// Include deal.II classes
#include <base/parameter_handler.h>
#include <base/logstream.h>

#include "fcst_constants.h"

using namespace dealii;

namespace FuelCell
{
    
    class OperatingConditions
    {
    public:
        OperatingConditions();
        
        ~OperatingConditions();
        
        void declare_parameters (ParameterHandler &param) const;
        void set_parameters(const std::vector<std::string>& name_dvar,
                            const std::vector<double>& value_dvar,
                            ParameterHandler& param) const;
        void initialize (ParameterHandler& param);
        
        
        double saturation_pressure();
        
        double get_x_wv();
        
        double get_x_o2();
        
        double get_x_h2();
        
        double voltage_cell_th();
        
        void print_operating_conditions();
        
        inline double get_c_c()
        {       return c_c; }
        inline double get_T()
        { return T_cell; }
        inline double get_V()
        { return V_cell; }
        inline double get_dV_a()
        { return dV_a; }
        inline double get_pc_Pa()
        { return p_c; }
        inline double get_pc_atm()
        { return p_c/101325; }
        inline double get_c_a()
        {       return c_a; }
        inline double get_pa_Pa()
        { return p_a; }
        inline double get_pa_atm()
        { return p_a/101325; }
        inline double get_RH_a()
        {return RH_a;}
        inline double get_RH_c()
        {return RH_c;}
        inline double get_OCV()
        {return OCV;}
        
    private:
        //------------ CONSTANTS -----------------------------------------
        double R; //Gas constant 8.3144 J / (mol K)
        
        double channel_oxygen_mole_fraction;
        
        //------------ CELL DATA -----------------------------------------
        double T_cell;
        double V_cell;
        double dV_a;
        double OCV;
        double E_th;
        
        //------------- ANODE DATA -------------------------------------
        double p_a; 
        double c_a;
        double RH_a;
        
        //------------- CATHODE DATA -------------------------------------
        double p_c;
        double c_c;
        double RH_c;
        
    };
    
}

#endif // _FUELCELL_OPERATING_CONDITIONS__H