functionrho_ph_der
Time derivative function of rho_ph
Extends from Modelica.Icons.Function.
Information
This function calculates the derivative of density w.r.t. time. It is used as derivative function for rho_props_ph.Inputs
| Type | Name | Default | Description |
|---|---|---|---|
| Modelica.Units.SI.Pressure | p | pressure | |
| Modelica.Units.SI.SpecificEnthalpy | h | specific enthalpy | |
| Common.InverseDerivatives_rhoT | derivs | record for derivatives | |
| Real | p_der | derivative of pressure | |
| Real | h_der | derivative of specific enthalpy |
Outputs
| Type | Name | Default | Description |
|---|---|---|---|
| Real | d_der | derivative of density |