.Modelica.Media.Water.IF97_Utilities.velocityOfSound_ph

Interface

function velocityOfSound_ph
  extends Modelica.Icons.Function;
  input SI.Pressure p "Pressure";
  input SI.SpecificEnthalpy h "Specific enthalpy";
  input Integer phase = 0 "2 for two-phase, 1 for one-phase, 0 if not known";
  input Integer region = 0 "If 0, region is unknown, otherwise known and this input";
  output SI.Velocity v_sound "Speed of sound";
end velocityOfSound_ph;