DensityMette.cpp

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#include "DensityMette.h"
 
#include "DensityCook.h"
 
namespace
{
// NaX_Mette_polyfrac_CC.pickle
// date extracted 2015-06-23 15:38:35 file mtime 2015-06-23 15:19:26
const double DensityMette_c[] = {
    0.36340572890087813,    /* a0 */
    -0.0013449597038375108, /* a1 */
    -0.0007581210111121073, /* a2 */
    -7.331279615575401e-08, /* a3 */
    5.365656973806218e-07,  /* a4 */
    6.854673678427112e-10,  /* a5 */
    -1.0197050219481966e-10 /* a6 */
};
}  // namespace
 
namespace Adsorption
{
double DensityMette::getAdsorbateDensity(const double T_Ads) const
{
    const double T0 = 293.15;
    const double rho0 = rhoWaterDean(T0);
    const double alpha20 = alphaTWaterDean(T0);
    return rho0 / (1. + alpha20 * (T_Ads - T0));
}
 
// Thermal expansivity model for water found in the works of Hauer
double DensityMette::getAlphaT(const double T_Ads) const
{
    const double T0 = 293.15;
    const double alpha20 = alphaTWaterDean(T0);
    return alpha20 / (1. + alpha20 * (T_Ads - T0));
}
 
// Characteristic curve. Return W (A)
double DensityMette::characteristicCurve(const double A) const
{
    double W = curvePolyfrac(DensityMette_c, A);  // cm^3/g
 
    if (W < 0.0)
    {
        W = 0.0;  // TODO [CL] debug output
    }
 
    return W / 1.e3;  // m^3/kg
}
 
double DensityMette::dCharacteristicCurve(const double A) const
{
    return dCurvePolyfrac(DensityMette_c, A);
}
 
}  // namespace Adsorption