WOLFRAM SYSTEM MODELER

rho_props_ph

Density as function of pressure and specific enthalpy

Wolfram Language

In[1]:=
SystemModel["Modelica.Media.R134a.R134a_ph.rho_props_ph"]
Out[1]:=

Information

This information is part of the Modelica Standard Library maintained by the Modelica Association.

This function integrates the derivative of density w.r.t. time in order to allow a numerical inversion for the complex fundamental equation of state.

Syntax

d = rho_props_ph(p, h, derivs)

Inputs (3)

p

Type: Pressure (Pa)

Description: Pressure
h

Type: SpecificEnthalpy (J/kg)

Description: Specific enthalpy
derivs

Type: InverseDerivatives_rhoT

Description: Record for the calculation of rho_ph_der

Outputs (1)

d

Type: Density (kg/m³)

Description: Density