public static double SpecificVolumeWetBulbTemperature(double dryBulbTemperature, double wetBulbTemperature, double pressure)
        {
            PsychroLib.Psychrometrics psy = new PsychroLib.Psychrometrics(PsychroLib.UnitSystem.SI);
            double humidityRatio          = psy.GetHumRatioFromTWetBulb(dryBulbTemperature, wetBulbTemperature, pressure);

            return(psy.GetMoistAirVolume(dryBulbTemperature, humidityRatio, pressure));
        }
 public static double HumidityRatioWetBulbTemperature(double dryBulbTemperature, double wetBulbTemperature, double pressure)
 {
     PsychroLib.Psychrometrics psy = new PsychroLib.Psychrometrics(PsychroLib.UnitSystem.SI);
     return(psy.GetHumRatioFromTWetBulb(dryBulbTemperature, wetBulbTemperature, pressure));
 }