specificInternalEnergy_pTX_der

Derivative function for specificInternalEnergy_pTX

Information

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

Derivative function for specificInternalEnergy_pTX.

Syntax

u_der = specificInternalEnergy_pTX_der(p, T, X, dp, dT, dX)

Inputs (6)

p

Type: Pressure (Pa)

Description: Pressure

T

Type: Temperature (K)

Description: Temperature

X

Type: MassFraction[:]

Description: Mass fractions of moist air

dp

Type: Real (Pa/s)

Description: Pressure derivative

dT

Type: Real (K/s)

Description: Temperature derivative

dX

Type: Real[:] (¹/s)

Description: Mass fraction derivatives

Outputs (1)

u_der

Type: Real (J/(kg·s))

Description: Specific internal energy derivative