blockBoilerReturn

Control for boiler return
Diagram of BoilerReturnOpen the diagram
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Information

Controller that takes as an input the boiler return water temperature TRet and outputs the valve control signal yVal. The valve control signal is computed using a PI-controller that tracks a constant set point of TSet.

Parameters

TypeNameDefaultDescription
RealTSet333.15Set point for boiler temperature
Realk0.1Gain of controller
Modelica.Units.SI.TimeTi120Time constant of integrator block

Connectors

TypeNameDefaultDescription
Buildings.Controls.OBC.CDL.Interfaces.RealInputTRetReturn water temperature to boiler
Buildings.Controls.OBC.CDL.Interfaces.RealOutputyValValve control signal

Components

TypeNameDefaultDescription
Buildings.Controls.OBC.CDL.Reals.Sources.ConstantTSet point temperature
Buildings.Controls.OBC.CDL.Reals.PIDconPIDController for valve in boiler loop

Revisions

  • February 18, 2020, by Michael Wetter:
    First implementation.