algorithmic modeling for Rhino

0 | Ladybug
1 | AnalyzeWeatherData
2 | VisualizeWeatherData
3 | EnvironmentalAnalysis
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Humidity Ratio Calculator

Component Index > Ladybug > 1 | AnalyzeWeatherData > Humidity Ratio Calculator

Calculates the humidity ratio from the ladybug weather file import parameters
Conversion formulas are taken from the following publications:
Vaisala. (2013) Humidity Conversion Formulas: Calculation Formulas for Humidity.
W. Wagner and A. Pruß:" The IAPWS Formulation 1995 for the Thermodynamic Properties of Ordinary Water Substance for General and Scientific Use ", Journal of Physical and Chemical Reference Data, June 2002 ,Volume 31, Issue 2, pp. 387535


_dryBulbTemperature_dryBulbTemperatureThe dry bulb temperature from the Import epw component.Goo
_relativeHumidity_relativeHumidityThe relative humidity from the Import epw component.Goo
barometricPressure_barometricPressure_The barometric pressure from the Import epw component.Goo


humidityRatiohumidityRatioThe hourly humidity ratio (kg water / kg air).Goo
enthalpyenthalpyThe hourly enthalpy of the air (kJ / kg).Goo
partialPressurepartialPressureThe hourly partial pressure of water vapor in the atmosphere (Pa).Goo
saturationPressuresaturationPressureThe saturation pressure of water vapor in the atmosphere (Pa).Goo

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