Annex60.Utilities.Psychrometrics.Functions.BaseClasses.der_pW_TDewPoi_amb

# .Annex60.Utilities.Psychrometrics.Functions.BaseClasses.der_pW_TDewPoi_amb

Derivative of function pW_TDewPoi_amb

## Information

Derivative of dew point temperature calculation for moist air.

#### Interface

>     function der_pW_TDewPoi_amb
>       extends Modelica.Icons.Function;
>       input Modelica.SIunits.Temperature T "Dew point temperature";
>       input Real dT;
>       output Real dp_w "Differential of water vapor partial pressure";
>     end der_pW_TDewPoi_amb;

## Revisions

- October 4, 2014, by Michael Wetter:
  Removed `extends Annex60.Utilities.Psychrometrics.Functions.BaseClasses.pW_TDewPoi_amb` as this gives a compile time error in OpenModelica as the input argument `T` cannot be found.
- May 21, 2010 by Michael Wetter:
  First implementation.

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