psychrolib (version 2.5.2)

GetVapPresFromTDewPoint: Return vapor pressure given dew point temperature.

Description

Return vapor pressure given dew point temperature.

Usage

GetVapPresFromTDewPoint(TDewPoint)

Arguments

TDewPoint

A numeric vector of dew-point temperature in degreeF [IP] or degreeC [SI]

Value

A numeric vector of partial pressure of water vapor in moist air in Psi [IP] or Pa [SI]

References

ASHRAE Handbook - Fundamentals (2017) ch. 1 eqn 36

Examples

# NOT RUN {
SetUnitSystem("IP")
GetVapPresFromTDewPoint(12:20)

SetUnitSystem("SI")
GetVapPresFromTDewPoint(12:20)

# }