R: Psychrometric Properties of Moist and Dry Air

# Psychrometric Properties of Moist and Dry Air

## Documentation for package ‘psychrolib’ version 2.5.2

- DESCRIPTION file
- Package README

## Help Pages

psychrolib-package | PsychroLib: Psychrometric Properties of Moist and Dry Air
CalcPsychrometricsFromRelHum | Calculate psychrometric values from relative humidity.
CalcPsychrometricsFromTDewPoint | Calculate psychrometric values from dew-point temperature.
CalcPsychrometricsFromTWetBulb | Calculate psychrometric values from wet-bulb temperature.
GetDegreeOfSaturation | Return the degree of saturation (i.e humidity ratio of the air / humidity ratio of the air at saturation at the same temperature and pressure) given dry-bulb temperature, humidity ratio, and atmospheric pressure.
GetDryAirDensity | Return dry-air density given dry-bulb temperature and pressure.
GetDryAirEnthalpy | Return dry-air enthalpy given dry-bulb temperature.
GetDryAirVolume | Return dry-air volume given dry-bulb temperature and pressure.
GetHumRatioFromEnthalpyAndTDryBulb | Return humidity ratio from enthalpy and dry-bulb temperature.
GetHumRatioFromRelHum | Return humidity ratio given dry-bulb temperature, relative humidity, and pressure.
GetHumRatioFromSpecificHum | Return the humidity ratio (aka mixing ratio) from specific humidity.
GetHumRatioFromTDewPoint | Return humidity ratio given dew-point temperature and pressure.
GetHumRatioFromTWetBulb | Return humidity ratio given dry-bulb temperature, wet-bulb temperature, and pressure.
GetHumRatioFromVapPres | Return humidity ratio given water vapor pressure and atmospheric pressure.
GetMoistAirDensity | Return moist air density given humidity ratio, dry bulb temperature, and pressure.
GetMoistAirEnthalpy | Return moist air enthalpy given dry-bulb temperature and humidity ratio.
GetMoistAirVolume | Return moist air specific volume given dry-bulb temperature, humidity ratio, and pressure.
GetRelHumFromHumRatio | Return relative humidity given dry-bulb temperature, humidity ratio, and pressure.
GetRelHumFromTDewPoint | Return relative humidity given dry-bulb temperature and dew-point temperature.
GetRelHumFromTWetBulb | Return relative humidity given dry-bulb temperature, wet bulb temperature and pressure.
GetRelHumFromVapPres | Return relative humidity given dry-bulb temperature and vapor pressure.
GetSatAirEnthalpy | Return saturated air enthalpy given dry-bulb temperature and pressure.
GetSatHumRatio | Return humidity ratio of saturated air given dry-bulb temperature and pressure.
GetSatVapPres | Return saturation vapor pressure given dry-bulb temperature.
GetSeaLevelPressure | Return sea level pressure given dry-bulb temperature, altitude above sea level and pressure.
GetSpecificHumFromHumRatio | Return the specific humidity from humidity ratio (aka mixing ratio).
GetStandardAtmPressure | Return standard atmosphere barometric pressure, given the elevation (altitude).
GetStandardAtmTemperature | Return standard atmosphere temperature, given the elevation (altitude).
GetStationPressure | Return station pressure from sea level pressure.
GetTCelsiusFromTKelvin | Utility function to convert temperature to degree Celsius (degreeC) given temperature in Kelvin (K).
GetTDewPointFromHumRatio | Return dew-point temperature given dry-bulb temperature, humidity ratio, and pressure.
GetTDewPointFromRelHum | Return dew-point temperature given dry-bulb temperature and relative humidity.
GetTDewPointFromTWetBulb | Return dew-point temperature given dry-bulb temperature, wet-bulb temperature, and pressure.
GetTDewPointFromVapPres | Return dew-point temperature given dry-bulb temperature and vapor pressure.
GetTDryBulbFromEnthalpyAndHumRatio | Return dry bulb temperature from enthalpy and humidity ratio.
GetTDryBulbFromMoistAirVolumeAndHumRatio | Return dry-bulb temperature given moist air specific volume, humidity ratio, and pressure.
GetTFahrenheitFromTRankine | Utility function to convert temperature to degree Fahrenheit (degreeF) given temperature in degree Rankine (degreeR).
GetTKelvinFromTCelsius | Utility function to convert temperature to Kelvin (K) given temperature in degree Celsius (degreeC).
GetTRankineFromTFahrenheit | Utility function to convert temperature to degree Rankine (degreeR) given temperature in degree Fahrenheit (degreeF).
GetTWetBulbFromHumRatio | Return wet-bulb temperature given dry-bulb temperature, humidity ratio, and pressure.
GetTWetBulbFromRelHum | Return wet-bulb temperature given dry-bulb temperature, relative humidity, and pressure.
GetTWetBulbFromTDewPoint | Return wet-bulb temperature given dry-bulb temperature, dew-point temperature, and pressure.
GetUnitSystem | Return system of units in use.
GetVaporPressureDeficit | Return Vapor pressure deficit given dry-bulb temperature, humidity ratio, and pressure.
GetVapPresFromHumRatio | Return vapor pressure given humidity ratio and pressure.
GetVapPresFromRelHum | Return partial pressure of water vapor as a function of relative humidity and temperature.
GetVapPresFromTDewPoint | Return vapor pressure given dew point temperature.
isIP | Check whether the system in use is IP or SI.
psychrolib | PsychroLib: Psychrometric Properties of Moist and Dry Air
SetUnitSystem | Set the system of units to use (SI or IP).