modelCarnot_TCon_etaPL

Test model for the part load efficiency curve with condenser leaving temperature as input signal

Extends from Examples.Carnot_TCon (Test model for heat pump based on Carnot efficiency and condenser outlet temperature control signal).

Information

This example extends from Buildings.Fluid.HeatPumps.Examples.Carnot_TCon but has a part load efficiency that varies with the load.

Parameters

TypeNameDefaultDescription
Modelica.Units.SI.TemperatureDifferencedTEva_nominal (from Carnot_TCon)-5Temperature difference evaporator inlet-outlet
Modelica.Units.SI.TemperatureDifferencedTCon_nominal (from Carnot_TCon)10Temperature difference condenser outlet-inlet
Modelica.Units.SI.HeatFlowRateQCon_flow_nominal (from Carnot_TCon)100E3Evaporator heat flow rate
Modelica.Units.SI.MassFlowRatem1_flow_nominal (from Carnot_TCon)QCon_flow_nominal/dTCon_nominal/4200Nominal mass flow rate at condenser
Modelica.Units.SI.SpecificHeatCapacitycp2_default (from Carnot_TCon)Medium2.specificHeatCapacityCp(Medium2.setState_pTX(Medium2.p_default, Medium2.T_default, Medium2.X_default))Specific heat capacity of medium 2 at default medium state

Components

TypeNameDefaultDescription
Buildings.Fluid.HeatPumps.Carnot_TConheaPum (from Carnot_TCon)Heat pump
Buildings.Fluid.Sources.MassFlowSource_Tsou1 (from Carnot_TCon)
Buildings.Fluid.Sources.MassFlowSource_Tsou2 (from Carnot_TCon)
Modelica.Blocks.Sources.RampTConLvg (from Carnot_TCon)Control signal for condenser leaving temperature
Modelica.Blocks.Math.GainmEva_flow (from Carnot_TCon)Evaporator mass flow rate
Modelica.Blocks.Math.AddQEva_flow (from Carnot_TCon)Evaporator heat flow rate
Buildings.Fluid.Sources.Boundary_pTsin2 (from Carnot_TCon)
Buildings.Fluid.Sources.Boundary_pTsin1 (from Carnot_TCon)

Revisions

  • February 10, 2016, by Michael Wetter:
    First implementation.