FCSys.Conditions.ByConnector.ThermalDiffusive.Pair

Conditions for a pair of ThermalDiffusive connectors

Information

Extends from Modelica.Icons.Package (Icon for standard packages).

Package Content

Name	Description
HeatRate	Specify heat flow rate (measure temperature)
Temperature	Specify temperature (measure heat flow rate)
Partial	Base model for a thermal condition

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FCSys.Conditions.ByConnector.ThermalDiffusive.Pair.HeatRate

Specify heat flow rate (measure temperature)

Information

Extends from Partial (Base model for a thermal condition).

Parameters

Type	Name	Default	Description
Specification
Boolean	internal	true	Use internal specification
RealExpression	set	redeclare Modelica.Blocks.So…	Source of internal specification
Measurement
RealOutput	y	positive.T - negative.T	Measurement expression

Connectors

Type	Name	Description
input RealInput	u	Value of specified condition
ThermalDiffusive	negative	Negative connector for thermal diffusion
ThermalDiffusive	positive	Positive connector for thermal diffusion
Measurement
output RealOutput	y	Measurement expression

Modelica definition

model HeatRate "Specify heat flow rate (measure temperature)"
  extends Partial(final y=positive.T - negative.T);

equation 
  negative.Qdot = u_final;

end HeatRate;

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FCSys.Conditions.ByConnector.ThermalDiffusive.Pair.Temperature

Specify temperature (measure heat flow rate)

Information

Extends from Partial (Base model for a thermal condition).

Parameters

Type	Name	Default	Description
Specification
Boolean	internal	true	Use internal specification
RealExpression	set	redeclare Modelica.Blocks.So…	Source of internal specification
Measurement
RealOutput	y	negative.Qdot	Measurement expression

Connectors

Type	Name	Description
input RealInput	u	Value of specified condition
ThermalDiffusive	negative	Negative connector for thermal diffusion
ThermalDiffusive	positive	Positive connector for thermal diffusion
Measurement
output RealOutput	y	Measurement expression

Modelica definition

model Temperature "Specify temperature (measure heat flow rate)"
  extends Partial(final y=negative.Qdot);

equation 
  positive.T - negative.T = u_final;

end Temperature;

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FCSys.Conditions.ByConnector.ThermalDiffusive.Pair.Partial

Base model for a thermal condition

Information

Extends from FCSys.Icons.Conditions.PairShort (Short icon for a two-connector boundary condition).

Parameters

Type	Name	Default	Description
Specification
Boolean	internal	true	Use internal specification
RealExpression	set	redeclare Modelica.Blocks.So…	Source of internal specification
Measurement
RealOutput	y		Measurement expression

Connectors

Type	Name	Description
input RealInput	u	Value of specified condition
ThermalDiffusive	negative	Negative connector for thermal diffusion
ThermalDiffusive	positive	Positive connector for thermal diffusion
Measurement
output RealOutput	y	Measurement expression

Modelica definition

partial model Partial "Base model for a thermal condition"

  extends FCSys.Icons.Conditions.PairShort;

  parameter Boolean internal=true "Use internal specification";

  replaceable Modelica.Blocks.Sources.RealExpression set if internal 
    constrainedby Modelica.Blocks.Interfaces.SO 
    "Source of internal specification";

  Connectors.RealInput u if not internal "Value of specified condition";

  Connectors.RealOutput y "Measurement expression";

  Connectors.ThermalDiffusive negative 
    "Negative connector for thermal diffusion";

protected 
  Connectors.RealOutputInternal u_final "Final value of specified condition";

public 
  Connectors.ThermalDiffusive positive 
    "Positive connector for thermal diffusion";

equation 
  // Conservation of energy
  0 = negative.Qdot + positive.Qdot;
  connect(u, u_final);

  connect(set.y, u_final);

end Partial;