WOLFRAM SYSTEM MODELER

s_ph_der

Specific entropy as function of pressure and specific enthalpy

Wolfram Language

In[1]:=
SystemModel["Modelica.Media.Water.IF97_Utilities.s_ph_der"]
Out[1]:=

Syntax

s_der = s_ph_der(p, h, properties, p_der, h_der)

Inputs (5)

p

Type: Pressure (Pa)

Description: Pressure

h

Type: SpecificEnthalpy (J/kg)

Description: Specific enthalpy

properties

Type: IF97BaseTwoPhase

Description: Auxiliary record

p_der

Type: Real

Description: Derivative of pressure

h_der

Type: Real

Description: Derivative of specific enthalpy

Outputs (1)

s_der

Type: Real

Description: Derivative of entropy