modelCoolingCoilValve

Validation model for the cooling coil valve control sequence

Extends from Modelica.Icons.Example.

Information

This model validates the cooling coil signal control sequece as implemented in B33 on the main LBNL campus.

Parameters

TypeNameDefaultDescription
RealTOutCooCut283.15Lower outdoor air temperature limit for enabling cooling
RealTSup293.15Supply air temperature
RealTSupSet289.15Supply air temperature setpoint
RealTSetMinLowLim278.71Minimum supply air temperature for defining the upper limit of the valve position
RealTSetMaxLowLim283.15Maximum supply air temperature for defining the upper limit of the valve position
RealLowTSupSet280.37Supply air temeprature setpoint to check the limiter functionality
RealfanFee0.60Fan feedback

Components

TypeNameDefaultDescription
Buildings.Utilities.Plotters.Examples.BaseClasses.CoolingCoilValvecooValCooling valve control sequence
Buildings.Utilities.Plotters.Examples.BaseClasses.CoolingCoilValvecooVal1Cooling valve control sequence
Buildings.Utilities.Plotters.Examples.BaseClasses.CoolingCoilValvecooVal2Cooling valve control sequence
Buildings.Utilities.Plotters.Examples.BaseClasses.CoolingCoilValvecooVal3Cooling valve control sequence
Buildings.Controls.OBC.CDL.Reals.Sources.ConstantuTOutAboveCutoffOutdoor air temperature is below the cutoff
Buildings.Controls.OBC.CDL.Reals.Sources.ConstantuTSupSupply air temperature
Buildings.Controls.OBC.CDL.Reals.Sources.ConstantuTSupSetSupply air temperature setpoint
Buildings.Controls.OBC.CDL.Logical.Sources.PulseuSupFanSupply fan status
Buildings.Controls.OBC.CDL.Reals.Sources.ConstantuFanFeeSupply fan feedback
Buildings.Controls.OBC.CDL.Reals.Sources.ConstantuTOutBelowCutoffOutdoor air temperature is above the cutoff
Buildings.Controls.OBC.CDL.Reals.Sources.ConstantuTSup1Supply air temperature
Buildings.Controls.OBC.CDL.Reals.Sources.ConstantuTSupSet1Supply air temperature setpoint
Buildings.Controls.OBC.CDL.Logical.Sources.ConstantuSupFan1Supply fan status
Buildings.Controls.OBC.CDL.Reals.Sources.ConstantuFanFee1Supply fan feedback
Buildings.Controls.OBC.CDL.Reals.Sources.ConstantuTOutAboveCutoff2Outdoor air temperature is above the cutoff
Buildings.Controls.OBC.CDL.Reals.Sources.ConstantuTSupSet2Supply air temperature setpoint
Buildings.Controls.OBC.CDL.Logical.Sources.ConstantuSupFan2Supply fan status
Buildings.Controls.OBC.CDL.Reals.Sources.ConstantuFanFee2Supply fan feedback
Buildings.Controls.OBC.CDL.Reals.Sources.RampuTSup2"Supply air temperature"
Buildings.Controls.OBC.CDL.Reals.Sources.ConstantuTOutAboveCutoff1Outdoor air temperature is below the cutoff
Buildings.Controls.OBC.CDL.Reals.Sources.ConstantuTSupSet3Supply air temperature setpoint
Buildings.Controls.OBC.CDL.Logical.Sources.ConstantuSupFan3Supply fan status
Buildings.Controls.OBC.CDL.Reals.Sources.RampuTSup3Supply air temperature source
Buildings.Controls.OBC.CDL.Reals.Sources.ConstantuFanFee3Supply fan feedback

Revisions

  • March 31, 2026, by Michael Wetter:
    Corrected unit propagation error that causes Dymola 2026x to not show certain units.
    See #2100.
  • February 19, 2019, by Michael Wetter:
    Revised example.
  • April 10, Milica Grahovac
    First implementation.