function dp_Tv
import FCSys.Utilities.Polynomial;
extends Modelica.Icons.Function;
input Q.TemperatureAbsolute T = 298.15*U.K "Temperature" annotation(
Dialog(__Dymola_label = "<html><i>T</i></html>"));
input Q.VolumeSpecificAbsolute v = 298.15*U.K/p0 "Specific volume" annotation(
Dialog(__Dymola_label = "<html><i>v</i></html>"));
input Q.Temperature dT = 0 "Derivative of temperature" annotation(
Dialog(__Dymola_label = "<html>d<i>T</i></html>"));
input Q.VolumeSpecific dv = 0 "Derivative of specific volume" annotation(
Dialog(__Dymola_label = "<html>d<i>v</i></html>"));
output Q.Pressure dp "Derivative of pressure" annotation(
Dialog(__Dymola_label = "<html>d<i>p</i></html>"));
end dp_Tv;
.FCSys.Characteristics.BaseClasses.CharacteristicEOS.dp_Tv