recordChiller

Base classes for chiller models

Extends from Modelica.Icons.Record (Icon for records).

Information

This is the base record for chiller models.

Parameters

TypeNameDefaultDescription
RealPLRMaxMaximum part load ratio
RealPLRMinUnlMinimum part unload ratio
RealPLRMinMinimum part load ratio
RealetaMotorFraction of compressor motor heat entering refrigerant
Nominal condition
Modelica.Units.SI.HeatFlowRateQEva_flow_nominalReference capacity (negative number)
RealCOP_nominalReference coefficient of performance
Modelica.Units.SI.MassFlowRatemEva_flow_nominalNominal mass flow at evaporator
Modelica.Units.SI.MassFlowRatemCon_flow_nominalNominal mass flow at condenser
Modelica.Units.SI.TemperatureTEvaLvg_nominalTemperature of fluid leaving evaporator at nominal condition
Performance curves
IntegernCapFunTNumber of coefficients for capFunT
IntegernEIRFunTNumber of coefficients for EIRFunT
IntegernEIRFunPLRNumber of coefficients for EIRFunPLR
Real[nCapFunT]capFunTBiquadratic coefficients for capFunT
Real[nEIRFunT]EIRFunTBiquadratic coefficients for EIRFunT
Real[nEIRFunPLR]EIRFunPLRCoefficients for EIRFunPLR
Modelica.Units.SI.TemperatureTEvaLvgMinMinimum value for leaving evaporator temperature
Modelica.Units.SI.TemperatureTEvaLvgMaxMaximum value for leaving evaporator temperature

Revisions

  • July 27, 2016, by Michael Wetter:
    Corrected wrong documentation for issue 545.
  • September 15, 2010, by Michael Wetter:
    First implementation.