within OTRERA_formation.Components; model Convection_with_Element1D extends Modelica.Thermal.HeatTransfer.Interfaces.Element1D ; //USER DEFINED PARAMETERS parameter Modelica.Units.SI.Area S=0.0 "Exchange area between fluid and solid" ; parameter Modelica.Units.SI.CoefficientOfHeatTransfer h = 0.0 "Convective heat transfer coefficient"; //INTERNAL VARIABLES //IMPORTED COMPONENTS equation Q_flow = h * S * dT ; //Port handover end Convection_with_Element1D;