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HPController_demandResponse_dc.mo
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HPController_demandResponse_dc.mo
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// CP: 65001
// SimulationX Version: 3.7.2.40674 x64
model hPController_demandResponse_dc "HPController_demandResponse_dc.mo"
GreenBuilding.Interfaces.Ambience.AmbientCondition AmbientConditions if FlowControl or SourceAir "Ambient Conditions Connection" annotation(Placement(
transformation(extent={{600,-685},{620,-665}}),
iconTransformation(extent={{90,190},{110,210}})));
input Modelica.Blocks.Interfaces.RealInput TRef(
quantity="Thermics.Temp",
displayUnit="°C") "Reference temperature" annotation(
Placement(
transformation(extent={{585,-390},{625,-350}}),
iconTransformation(extent={{-220,130},{-180,170}})),
Dialog(
group="Temperature",
tab="Results 1",
__iti_showAs=ShowAs.Result));
input Modelica.Blocks.Interfaces.RealInput TAct(
quantity="Thermics.Temp",
displayUnit="°C") "Actual temperature" annotation(
Placement(
transformation(extent={{585,-440},{625,-400}}),
iconTransformation(extent={{-220,80},{-180,120}})),
Dialog(
group="Temperature",
tab="Results 1",
__iti_showAs=ShowAs.Result));
input Modelica.Blocks.Interfaces.RealInput TFlow(
quantity="Thermics.Temp",
displayUnit="°C") "Flow temperature" annotation(
Placement(
transformation(extent={{585,-495},{625,-455}}),
iconTransformation(extent={{-220,-120},{-180,-80}})),
Dialog(
group="Temperature",
tab="Results 1",
__iti_showAs=ShowAs.Result));
input Modelica.Blocks.Interfaces.RealInput TReturn(
quantity="Thermics.Temp",
displayUnit="°C") "Return temperature" annotation(
Placement(
transformation(extent={{585,-550},{625,-510}}),
iconTransformation(extent={{-220,-170},{-180,-130}})),
Dialog(
group="Temperature",
tab="Results 1",
__iti_showAs=ShowAs.Result));
input Modelica.Blocks.Interfaces.RealInput TFlowRef(
quantity="Thermics.Temp",
displayUnit="°C") if not FlowControl "Reference flow temperature" annotation(
Placement(
transformation(extent={{585,-600},{625,-560}}),
iconTransformation(
origin={-100,200},
extent={{-20,-20},{20,20}},
rotation=-90)),
Dialog(
group="Temperature",
tab="Results 1",
__iti_showAs=ShowAs.Result));
output Modelica.Blocks.Interfaces.RealOutput qvRef(
quantity="Thermics.VolumeFlow",
displayUnit="m³/h") "target volume flow" annotation(
Placement(
transformation(extent={{825,-380},{845,-360}}),
iconTransformation(
origin={-50,-200},
extent={{-10,-10},{10,10}},
rotation=-90)),
Dialog(
group="Volume Flow",
tab="Results 1",
__iti_showAs=ShowAs.Result));
output Modelica.Blocks.Interfaces.RealOutput qvSourceRef(
quantity="Thermics.VolumeFlow",
displayUnit="m³/h") "Reference volume flow of source pump" annotation(
Placement(
transformation(extent={{825,-355},{845,-335}}),
iconTransformation(
origin={0,-200},
extent={{-10,-10},{10,10}},
rotation=-90)),
Dialog(
group="Volume Flow",
tab="Results 1",
__iti_showAs=ShowAs.Result));
input Modelica.Blocks.Interfaces.BooleanInput Enable "External control input" annotation(
Placement(
transformation(extent={{585,-345},{625,-305}}),
iconTransformation(
origin={0,200},
extent={{-20,-20},{20,20}},
rotation=-90)),
Dialog(
group="I/O",
tab="Results 1",
__iti_showAs=ShowAs.Result));
output Modelica.Blocks.Interfaces.BooleanOutput HPon "Switch-on/off of HP" annotation(
Placement(
transformation(extent={{825,-430},{845,-410}}),
iconTransformation(extent={{190,140},{210,160}})),
Dialog(
group="I/O",
tab="Results 1",
__iti_showAs=ShowAs.Result));
output Modelica.Blocks.Interfaces.BooleanOutput CPon "Switch-on/off of circulation pump" annotation(
Placement(
transformation(extent={{825,-465},{845,-445}}),
iconTransformation(extent={{190,40},{210,60}})),
Dialog(
group="I/O",
tab="Results 1",
__iti_showAs=ShowAs.Result));
output Modelica.Blocks.Interfaces.BooleanOutput AUXon if AuxHeat "Auxiliary heat switch on/off" annotation(
Placement(
transformation(extent={{825,-500},{845,-480}}),
iconTransformation(extent={{190,-10},{210,10}})),
Dialog(
group="I/O",
tab="Results 1",
__iti_showAs=ShowAs.Result));
output Modelica.Blocks.Interfaces.BooleanOutput SPon "Source pump switch on/off" annotation(
Placement(
transformation(extent={{825,-535},{845,-515}}),
iconTransformation(extent={{190,90},{210,110}})),
Dialog(
group="I/O",
tab="Results 1",
__iti_showAs=ShowAs.Result));
output Modelica.Blocks.Interfaces.BooleanOutput DEICINGon if SourceAir "Switch on/off de-icing" annotation(
Placement(
transformation(extent={{825,-565},{845,-545}}),
iconTransformation(
origin={200,-50},
extent={{-10,-10},{10,10}})),
Dialog(
group="I/O",
tab="Results 1",
__iti_showAs=ShowAs.Result));
input Modelica.Blocks.Interfaces.RealInput COP if COPcontrol "Actual COP of heat pump" annotation(
Placement(
transformation(extent={{585,-295},{625,-255}}),
iconTransformation(extent={{-220,-20},{-180,20}})),
Dialog(
group="Coefficient of Performance",
tab="Results 1",
__iti_showAs=ShowAs.Result));
protected
AverageTemperature TAverage(
SupportPoints=SupportPointsAmbientTemperature,
StepTime=TimeStepAmbientTemperature) if FlowControl "Temperature averaging model" annotation(Placement(transformation(extent={{-150,100},{-130,110}})));
DeIcing DEICING(
tDeIcing=tDeIcing,
tOperateIce=tOperation,
tOn=tDeIcingOn,
tOff=tDeIcingOff) if SourceAir "De-icing controller" annotation(Placement(transformation(extent={{-150,100},{-130,110}})));
CirculationPump CPcontrol(
tCPComp=tDelayCPComp,
tCPIce=tDelayCPIce,
TBoundIce=if SourceAir then TDeIcingBound else 280.15) "Circulation pump controller" annotation(Placement(transformation(extent={{-150,100},{-130,110}})));
SourcePump SPcontrol(
tSP=tDelaySPComp,
TBoundIce=if SourceAir then TDeIcingBound else 280.15) "Source pump controller" annotation(Placement(transformation(extent={{-150,100},{-130,110}})));
Compressor CompControl(
tMinOff=tHPminOff,
tMinOn=tHPminOn,
tCompCP=tDelayHP,
tCompSP=tDelaySP,
TBoundIce=if SourceAir then TDeIcingBound else 280.15) "Compressor controller" annotation(Placement(transformation(extent={{-150,100},{-130,110}})));
Real TFlowControl(
quantity="Thermics.Temp",
displayUnit="°C") "Control temperature for flow" annotation(Dialog(
group="Temperature",
tab="Results 1",
__iti_showAs=ShowAs.Result));
Boolean HP "HP state on/off" annotation(Dialog(
group="I/O",
tab="Results 1",
__iti_showAs=ShowAs.Result));
Boolean AUX "AUX state on/off" annotation(Dialog(
group="I/O",
tab="Results 1",
__iti_showAs=ShowAs.Result));
Boolean CP "CP state on/off" annotation(Dialog(
group="I/O",
tab="Results 1",
__iti_showAs=ShowAs.Result));
Boolean SP "SP state on/off" annotation(Dialog(
group="I/O",
tab="Results 1",
__iti_showAs=ShowAs.Result));
public
Modelica.Blocks.Tables.CombiTable1D FlowTemperature(
tableOnFile=FlowControl,
table=[0,0],
tableName=FlowTable,
fileName=FlowFile) if FlowControl annotation(
Placement(transformation(extent={{-10,-10},{10,10}})),
Dialog(
group="I/O",
tab="Results 1"));
protected
Real tHPStart(
quantity="Basics.Time",
displayUnit="s") "Starting time of HP" annotation(Dialog(
group="Timing",
tab="Results 1",
__iti_showAs=ShowAs.Result));
Real tBiv=if AuxHeat then tBivalence else 0 "Auxiliary variable 1";
Real deltaTAuxUp=if AuxHeat then deltaTAuxRefUp else 0 "Auxiliary variable 2";
Real deltaTAuxLow=if AuxHeat then deltaTAuxRefLow else 0 "Auxiliary variable 3";
public
parameter Boolean SourceAir=true "If true, heat pump uses ambient air for heat source" annotation(Dialog(
group="Heat Pump Type",
tab="Controller Configuration"));
parameter Boolean COPcontrol=false "If true, switches on if COP is greater than a certain threashold level" annotation(Dialog(
group="Control Strategy",
tab="Controller Configuration"));
parameter Real COPmin=2.5 if COPcontrol "Minimum COP when heat pump can be used if it is COP-controlled" annotation(Dialog(
group="Control Strategy",
tab="Controller Configuration"));
parameter Boolean FlowControl=false "If true, flow temperature controlled by ambient temperature, else manually controlled" annotation(Dialog(
group="Flow Temperature Control",
tab="Controller Configuration"));
parameter Boolean AuxHeat=false "If true, auxiliary heat power supply, else none" annotation(Dialog(
group="Auxiliary Heat Control",
tab="Controller Configuration"));
parameter Real tDelayHP(
quantity="Basics.Time",
displayUnit="s")=15 "Delay time between circultion pump and compressor starting" annotation(Dialog(
group="Heat Pump",
tab="Timing Control"));
parameter Real tHPminOn(
quantity="Basics.Time",
displayUnit="s")=24 "Minimum turn-on time of HP" annotation(Dialog(
group="Heat Pump",
tab="Timing Control"));
parameter Real tHPminOff(
quantity="Basics.Time",
displayUnit="s")=30 "Minimum turn-off time of HP" annotation(Dialog(
group="Heat Pump",
tab="Timing Control"));
parameter Real tDelayCP(
quantity="Basics.Time",
displayUnit="s")=600 "Delay time between HP and circulation pump shutdown" annotation(Dialog(
group="Circulation Pump",
tab="Timing Control"));
parameter Real tDelayCPComp(
quantity="Basics.Time",
displayUnit="s")=600 "Delay time between shutdown of compressor and circulation pump" annotation(Dialog(
group="Circulation Pump",
tab="Timing Control"));
parameter Real tDelayCPIce(
quantity="Basics.Time",
displayUnit="s")=100 "Delay time between shutdown of compressor and circulation pump during de-icing process" annotation(Dialog(
group="Circulation Pump",
tab="Timing Control"));
parameter Real tBivalence(
quantity="Basics.Time",
displayUnit="s")=3600 if AuxHeat "Delay time while not reaching reference temperature until auxiliary heating system starts" annotation(Dialog(
group="Auxiliary Heating",
tab="Timing Control"));
parameter Real tDelaySP(
quantity="Basics.Time",
displayUnit="s")=60 "Delay time between source pump and HP starting" annotation(Dialog(
group="Source Pump",
tab="Timing Control"));
parameter Real tDelaySPComp(
quantity="Basics.Time",
displayUnit="s")=60 "Delay time between shutdown of compressor and source pump" annotation(Dialog(
group="Source Pump",
tab="Timing Control"));
parameter Real TFlowMax(
quantity="Thermics.Temp",
displayUnit="°C")=333.14999999999998 "Maximum flow temperature" annotation(Dialog(
group="Boundaries Flow and Return",
tab="I/O - Control"));
parameter Real TReturnMax(
quantity="Thermics.Temp",
displayUnit="°C")=328.14999999999998 "Maximum return temperature" annotation(Dialog(
group="Boundaries Flow and Return",
tab="I/O - Control"));
parameter Real deltaTActRefLow(
quantity="Thermics.TempDiff",
displayUnit="K")=-5 "Lowmost temperature difference between actual and reference temperature (<0: TLow<TRef, >0: TLow>TRef)" annotation(Dialog(
group="Reference Temperature",
tab="I/O - Control"));
parameter Real deltaTActRefUp(
quantity="Thermics.TempDiff",
displayUnit="K")=5 "Upmost temperature difference between actual and reference temperature (<0: TUp<TRef, >0: TUp>TRef)" annotation(Dialog(
group="Reference Temperature",
tab="I/O - Control"));
parameter Real deltaTAuxRefUp(
quantity="Thermics.TempDiff",
displayUnit="K")=3 if AuxHeat "Temperature difference between actual temperature and reference temperature for auxiliary heating switch-off" annotation(Dialog(
group="Auxiliary Heating",
tab="I/O - Control"));
parameter Real deltaTAuxRefLow(
quantity="Thermics.TempDiff",
displayUnit="K")=-3 if AuxHeat "Temperature difference between actual temperature and reference temperature for auxiliary heating switch-on" annotation(Dialog(
group="Auxiliary Heating",
tab="I/O - Control"));
parameter String FlowFile=GreenBuilding.Utilities.Functions.getModelDataDirectory()+"\\heat_pump\\control\\flow_control.txt" if FlowControl "File name for flow temperature control by ambient temperature" annotation(Dialog(
group="Flow Temperature",
tab="flow control"));
parameter String FlowTable="T_flow_c" if FlowControl "Table name for flow temperature control by ambient temperature" annotation(Dialog(
group="Flow Temperature",
tab="flow control"));
parameter Real TAmbientMax(
quantity="Thermics.Temp",
displayUnit="°C")=289.14999999999998 if FlowControl "Maximum temperature for flow control" annotation(Dialog(
group="Ambient Temperature",
tab="flow control"));
parameter Real TAmbientMin(
quantity="Thermics.Temp",
displayUnit="°C")=257.14999999999998 if FlowControl "Minimum temperature for flow control" annotation(Dialog(
group="Ambient Temperature",
tab="flow control"));
parameter Real SupportPointsAmbientTemperature=168 if FlowControl "Used support points for temperature averaging" annotation(Dialog(
group="Ambient Temperature",
tab="flow control"));
parameter Real TimeStepAmbientTemperature(
quantity="Basics.Time",
displayUnit="s")=3600 if FlowControl "Used time step for temperature averaging" annotation(Dialog(
group="Ambient Temperature",
tab="flow control"));
parameter Real qvSource(
quantity="Thermics.VolumeFlow",
displayUnit="m³/h")=0.90000000000000002 "Constant velocity of source pump" annotation(Dialog(
group="Source Pump",
tab="flow control"));
parameter Real deltaTFlowRefMax(
quantity="Thermics.TempDiff",
displayUnit="K")=3 "Temperature difference (TFlow-TFlowRef) when qvRef=qvMax" annotation(Dialog(
group="Boundary Temperatures for Volume Flow Control",
tab="Volume Flow Control"));
parameter Real deltaTFlowRefMin(
quantity="Thermics.TempDiff",
displayUnit="K")=-10 "Temperature difference (TFlow-TFlowRef) when qvRef=qvMin" annotation(Dialog(
group="Boundary Temperatures for Volume Flow Control",
tab="Volume Flow Control"));
parameter Real qvMax(
quantity="Thermics.VolumeFlow",
displayUnit="m³/h")=0.00083333333333333328 "Maximum volume flow of circulation pump" annotation(Dialog(
group="Volume Flow Boundaries",
tab="Volume Flow Control"));
parameter Real qvMin(
quantity="Thermics.VolumeFlow",
displayUnit="m³/h")=0.00019444444444444443 "Minimum volume flow of circulation pump" annotation(Dialog(
group="Volume Flow Boundaries",
tab="Volume Flow Control"));
parameter Real TDeIcingBound(
quantity="Thermics.Temp",
displayUnit="°C")=280.14999999999998 if SourceAir "Boundary temperature for change between active and passive de-icing" annotation(Dialog(
group="Boundary Temperature",
tab="De-Icing"));
parameter Real tDeIcing(
quantity="Basics.Time",
displayUnit="s")=270 if SourceAir "Duration of de-icing process" annotation(Dialog(
group="Timing Control",
tab="De-Icing"));
parameter Real tOperation(
quantity="Basics.Time",
displayUnit="s")=5400 if SourceAir "Statistically operation time between two de-icing processes" annotation(Dialog(
group="Timing Control",
tab="De-Icing"));
parameter Real tDeIcingOn(
quantity="Basics.Time",
displayUnit="s")=60 if SourceAir "Switch-on time of de-icing process" annotation(Dialog(
group="Timing Control",
tab="De-Icing"));
parameter Real tDeIcingOff(
quantity="Basics.Time",
displayUnit="s")=60 if SourceAir "Shutdown time of de-icing process" annotation(Dialog(
group="Timing Control",
tab="De-Icing"));
protected
model AverageTemperature "Calculation of average ambient temperature"
GreenBuilding.Interfaces.Ambience.AmbientCondition AmbientConditions "External Ambient Conditions Connector";
function arrayChange
input Real array[:];
input Real newValue;
input Integer sizeArray;
output Real arrayNew[sizeArray];
protected
Real saveArray[sizeArray];
algorithm
for i in 1:(sizeArray-1) loop
saveArray[i]:=array[i+1];
end for;
saveArray[sizeArray]:=newValue;
arrayNew:=saveArray;
end arrayChange;
function arrayAverage
input Real array[:];
input Integer sizeArray;
output Real average;
protected
Real save;
algorithm
save:=0;
for i in 1:sizeArray loop
save:=save+array[i];
end for;
average:=save/sizeArray;
end arrayAverage;
protected
discrete Real ArrayTemperature[SupportPoints];
discrete Real TimeStep;
public
Real TAverage "Average temperature for time period";
parameter Integer SupportPoints=168 "Number of support points for averaging" annotation(Dialog(
group="parameter",
tab="temperature averaging"));
parameter Integer StepTime(
quantity="Basics.Time",
displayUnit="s")=3600 "Time step between each data point" annotation(Dialog(
group="parameter",
tab="temperature averaging"));
initial equation
TimeStep=time.start;
for i in 1:SupportPoints loop
ArrayTemperature[i]=AmbientConditions.TAmbientAverageAct;
end for;
TAverage=arrayAverage(ArrayTemperature,SupportPoints);
equation
when (time-TimeStep > StepTime) then
TimeStep=time;
ArrayTemperature=arrayChange(ArrayTemperature,AmbientConditions.TAmbient,SupportPoints);
TAverage=arrayAverage(ArrayTemperature,SupportPoints);
end when;
annotation(Icon(coordinateSystem(extent={{-100,50},{100,-50}})));
end AverageTemperature;
model DeIcing "De-icing controller V1.0"
function Count_DEICING
input Integer Count;
input Integer Counter;
output Integer CountMore;
algorithm
CountMore:=Count+Counter;
end Count_DEICING;
protected
discrete Real tHeatStart;
Boolean IceOn;
discrete Real tIceStart;
discrete Real tIceEnd;
Integer CountIceOn;
public
Boolean DEICING "Dontrol signal de-icing";
Boolean HEAT "Control signal heating";
parameter Real tDeIcing(
quantity="Basics.Time",
displayUnit="s")=270 "Duration of de-icing process" annotation(Dialog(
group="control time periods",
tab="DE-ICING"));
parameter Real tOperateIce(
quantity="Basics.Time",
displayUnit="s")=5400 "Duration between two de-icing processes" annotation(Dialog(
group="control time periods",
tab="DE-ICING"));
parameter Real tOn(
quantity="Basics.Time",
displayUnit="s")=60 "Switch-on time of de-icing process" annotation(Dialog(
group="control time periods",
tab="DE-ICING"));
parameter Real tOff(
quantity="Basics.Time",
displayUnit="s")=60 "Switch-off time of de-icing process" annotation(Dialog(
group="control time periods",
tab="DE-ICING"));
initial equation
CountIceOn = 0;
tHeatStart = time.start;
tIceStart = time.start;
tIceEnd = time.start;
IceOn = false;
equation
when not pre(HEAT) then
CountIceOn=0;
elsewhen not pre(IceOn) then
if time>time.start then
CountIceOn=Count_DEICING(pre(CountIceOn),1);
else
CountIceOn=Count_DEICING(pre(CountIceOn),0);
end if;
end when;
when pre(HEAT) then
tHeatStart=time;
end when;
when pre(IceOn) then
tIceStart=time;
end when;
when not pre(IceOn) then
tIceEnd=time;
end when;
when (((time-tHeatStart) > (tOperateIce/2)) and pre(HEAT) and (not (pre(CountIceOn) > 0))) then
IceOn=true;
elsewhen (((time-tIceEnd) > tOperateIce) and pre(HEAT) and (pre(CountIceOn) > 0)) then
IceOn=true;
elsewhen ((time-tIceStart) > (tOn+tDeIcing+tOff)) then
IceOn=false;
elsewhen (not pre(HEAT)) then
IceOn=false;
end when;
DEICING = IceOn;
annotation(Icon(coordinateSystem(extent={{-100,50},{100,-50}})));
end DeIcing;
model CirculationPump "Circulation pump control V1.0"
Boolean HEAT "Heat signal";
Boolean DEICING(
start=false,
fixed=true) "De-icing signal";
Boolean CP "Switch-on/off of circulation pump";
Boolean COMP(
start=false,
fixed=true) "Switch-on/off of compressor";
Real TAmbient "Ambient temperature";
protected
discrete Real tEndComp;
discrete Real tStartIce;
Boolean CPon;
public
parameter Real tCPComp(
quantity="Basics.Time",
displayUnit="s")=600 "Follow-up time of circulation pump after compressor operation" annotation(Dialog(
group="switching and operation time period",
tab="HEATING"));
parameter Real tCPIce(
quantity="Basics.Time",
displayUnit="s")=100 "Follow-up time of circulation pump while di-icing" annotation(Dialog(
group="switching and operation time period",
tab="DE-ICING"));
parameter Real TBoundIce(
quantity="Basics.Unitless",
displayUnit="-")=7 "Boundary temperature for active/passive de-icing" annotation(Dialog(
group="boundary temperature for active/passive de-icing",
tab="DE-ICING"));
initial equation
tEndComp=time.start;
tStartIce=time.start;
CPon=HEAT;
equation
when not pre(COMP) and not pre(HEAT) then
tEndComp=time;
end when;
when pre(DEICING) and (TAmbient < TBoundIce) then
tStartIce=time;
end when;
when not pre(HEAT) and (time-tEndComp)>tCPComp then
CPon=false;
elsewhen pre(DEICING) and TAmbient>=TBoundIce and (time-tStartIce)>tCPIce then
CPon=false;
elsewhen not pre(CPon) and not pre(DEICING) and pre(HEAT) then
CPon=true;
end when;
CP=CPon;
annotation(Icon(coordinateSystem(extent={{-100,50},{100,-50}})));
end CirculationPump;
model SourcePump "Source pump control V1.0"
protected
discrete Real tEndComp;
discrete Real tStartIce;
Boolean SPon;
public
parameter Real tSP(
quantity="Basics.Time",
displayUnit="s")=60 "Follow-up time of source pump after compressor operation" annotation(Dialog(
group="switching and operation time period",
tab="HEATING"));
parameter Real TBoundIce=7 "Boundary temperature for active/passive de-icing" annotation(Dialog(
group="boundary temperature for active/passive de-icing",
tab="DE-ICING"));
Boolean HEAT "Heat signal";
Boolean DEICING(
start=false,
fixed=true) "De-icing signal";
Boolean SP "Switch on/off of source pump";
Real TAmbient "Ambient temperature";
Boolean COMP(
start=false,
fixed=true) "Compressor on/off";
initial equation
tEndComp=time.start;
tStartIce=time.start;
SPon=HEAT;
equation
when not pre(COMP) and not pre(HEAT) then
tEndComp=time;
end when;
when pre(DEICING) and (TAmbient < TBoundIce) then
tStartIce=time;
end when;
when pre(HEAT) and not pre(DEICING) then
SPon=true;
elsewhen not pre(HEAT) and (time-tEndComp)>tSP then
SPon=false;
elsewhen pre(DEICING) and TAmbient<TBoundIce and (time-tStartIce)>tSP then
SPon=false;
elsewhen not pre(SPon) and not pre(DEICING) and pre(HEAT) then
SPon=true;
end when;
SP=SPon;
annotation(Icon(coordinateSystem(extent={{-100,50},{100,-50}})));
end SourcePump;
model Compressor "Compressor control V1.0"
Boolean HEAT "Heat signal";
Boolean DEICING(
start=false,
fixed=true) "De-icing signal";
Boolean COMP "Switch-on/off of compressor";
Boolean SP(
start=false,
fixed=true) "Switch-on/off of source pump";
Boolean CP(
start=false,
fixed=true) "Switch-on/off of circulation pump";
Real TAmbient "Ambient temperature";
discrete Real tStartComp;
discrete Real tEndComp;
discrete Real tStartCP;
discrete Real tStartSP;
discrete Real tStartHeat;
Boolean COMPon;
parameter Real tMinOff(
quantity="Basics.Time",
displayUnit="s")=24 "Minimum turn-off time" annotation(Dialog(
group="switching and operation time period",
tab="HEATING"));
parameter Real tMinOn(
quantity="Basics.Time",
displayUnit="s")=30 "Minimum turn-on time" annotation(Dialog(
group="switching and operation time period",
tab="HEATING"));
parameter Real tCompCP(
quantity="Basics.Time",
displayUnit="s")=15 "Delay time compared to circultion pump" annotation(Dialog(
group="switching and operation time period",
tab="HEATING"));
parameter Real tCompSP(
quantity="Basics.Time",
displayUnit="s")=60 "Delay time compared to source pump" annotation(Dialog(
group="switching and operation time period",
tab="HEATING"));
parameter Real TBoundIce=7 "Boundary temperature for active/passive de-icing" annotation(Dialog(
group="boundary temperature for active/passive de-icing",
tab="DE-ICING"));
initial equation
if HEAT then
tStartHeat = time.start-max(tCompCP,tCompSP)-1;
tStartCP = time.start-tCompCP-1;
tStartSP = time.start-tCompSP-1;
tStartComp = time.start-tMinOn-1;
tEndComp = time.start;
else
tStartHeat = time.start;
tStartCP = time.start;
tStartSP = time.start;
tStartComp = time.start;
tEndComp = time.start-tMinOff-1;
end if;
COMPon = HEAT;
equation
when pre(HEAT) then
tStartHeat=time;
end when;
when pre(CP) then
tStartCP=time;
end when;
when pre(SP) then
tStartSP=time;
end when;
when pre(COMPon) then
tStartComp=time;
end when;
when not pre(COMPon) then
tEndComp=time;
end when;
when (time-tStartCP)>tCompCP and (time-tStartSP)>tCompSP and pre(HEAT) and (time-tEndComp)>tMinOff and not pre(DEICING) then
COMPon=true;
elsewhen (time-tStartComp)>tMinOn and not pre(HEAT) then
COMPon=false;
elsewhen pre(DEICING) and TAmbient>=TBoundIce then
COMPon=false;
elsewhen not pre(DEICING) then
COMPon=true;
end when;
COMP=COMPon;
annotation(Icon(coordinateSystem(extent={{-100,50},{100,-50}})));
end Compressor;
initial equation
assert(deltaTFlowRefMax>deltaTFlowRefMin,"qvRef not computable");
if (AuxHeat) then
assert(deltaTAuxRefUp<deltaTActRefUp, "Temperature regulation limits must be within system control limits");
end if;
tHPStart = time.start;
if (((TAct-TRef)<deltaTActRefUp) and Enable) then
CPcontrol.HEAT=(not COPcontrol or (COPcontrol and (COP>COPmin)));
SPcontrol.HEAT=(not COPcontrol or (COPcontrol and (COP>COPmin)));
CompControl.HEAT=(not COPcontrol or (COPcontrol and (COP>COPmin)));
DEICING.HEAT=(not COPcontrol or (COPcontrol and (COP>COPmin))) and SourceAir;
else
CPcontrol.HEAT=false;
SPcontrol.HEAT=false;
CompControl.HEAT=false;
if SourceAir then
DEICING.HEAT=false;
else
DEICING.HEAT=true;
end if;
end if;
AUX = (((TAct-TRef)<deltaTActRefUp) and Enable) and (not COPcontrol or (COPcontrol and (COP>COPmin))) and (AuxHeat and (TAct-TRef)<deltaTAuxLow);
equation
if FlowControl then
connect(AmbientConditions,TAverage.AmbientConditions);
end if;
if FlowControl then
FlowTemperature.u[1]=TAverage.TAverage;
end if;
if FlowControl then
TFlowControl=FlowTemperature.y[1];
else
TFlowControl=TFlowRef;
end if;
when pre(CompControl.HEAT) then
tHPStart=time;
end when;
when (((TAct-TRef)<deltaTActRefLow) and Enable and (not COPcontrol or (COPcontrol and (COP>COPmin)))) then
CPcontrol.HEAT=true;
SPcontrol.HEAT=true;
CompControl.HEAT=true;
if SourceAir then
DEICING.HEAT=true;
end if;
elsewhen (((TAct-TRef)>deltaTActRefUp) or (TFlow>TFlowMax) or (TReturn>TReturnMax) or not Enable or (COPcontrol and (COP<=COPmin))) then
CPcontrol.HEAT=false;
SPcontrol.HEAT=false;
CompControl.HEAT=false;
if SourceAir then
DEICING.HEAT=false;
else
DEICING.HEAT=true;
end if;
end when;
when pre(CompControl.HEAT) and Enable and AuxHeat and (time-tHPStart)>tBiv and (TAct-TRef)<deltaTAuxLow then
AUX=true;
elsewhen (not Enable or not pre(CompControl.HEAT) or ((TAct-TRef)>deltaTAuxUp)) and pre(AUX) then
AUX=false;
end when;
if SourceAir then
CPcontrol.DEICING=DEICING.DEICING;
SPcontrol.DEICING=DEICING.DEICING;
CompControl.DEICING=DEICING.DEICING;
else
CPcontrol.DEICING=false;
SPcontrol.DEICING=false;
CompControl.DEICING=false;
end if;
if SourceAir then
CPcontrol.TAmbient=AmbientConditions.TAmbient;
SPcontrol.TAmbient=AmbientConditions.TAmbient;
CompControl.TAmbient=AmbientConditions.TAmbient;
else
CPcontrol.TAmbient=280.15;
SPcontrol.TAmbient=280.15;
CompControl.TAmbient=280.15;
end if;
CPcontrol.COMP=CompControl.COMP;
SPcontrol.COMP=CompControl.COMP;
CompControl.CP=CPcontrol.CP;
CompControl.SP=SPcontrol.SP;
if Enable then
HP=CompControl.COMP;
CP=CPcontrol.CP;
SP=SPcontrol.SP;
else
HP=false;
CP=false;
SP=false;
end if;
if SP then
qvSourceRef=qvSource;
else
qvSourceRef=0;
end if;
if CP then
if HP then
qvRef=max(min((qvMin+(qvMax-qvMin)*(((TFlow-(TFlowControl+deltaTFlowRefMin))/(deltaTFlowRefMax-deltaTFlowRefMin)))),qvMax),qvMin);
else
qvRef=qvMin;
end if;
else
qvRef=0;
end if;
HPon=HP;
if SourceAir then
DEICINGon=DEICING.DEICING;
end if;
CPon=CP;
SPon=SP;
if (AuxHeat) then
AUXon=AUX;
end if;
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<HTML><HEAD><TITLE>Heat-led HP controller V1.0</TITLE>
<META content=3D=22text/html; charset=3Diso-8859-1=22 http-equiv=3DContent-T=
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<LINK rel=3Dstylesheet href=3D=22../format_help.css=22>
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<P class=3DUeberschrift1 style=3D=22MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px=22>H=
eat-led HP
controller V1.0</P>
<HR style=3D=22MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px=22 SIZE=3D1 noShade>
<TABLE borderColor=3D=23ffffff cellSpacing=3D0 borderColorDark=3D=23ffffff c=
ellPadding=3D2
width=3D=22100%=22 bgColor=3D=23cccccc borderColorLight=3D=23ffffff border=
=3D1>
<TBODY>
<TR>
<TD bgColor=3D=2395c9f0 vAlign=3Dtop width=3D=2215%=22>
<P>Symbol:</P></TD>
<TD bgColor=3D=23ffffff vAlign=3Dtop colSpan=3D3><IMG
src=3D=22HPControlHeatLed=5Csymbol.png=22 width=3D124 height=3D124></T=
D></TR>
<TR>
<TD bgColor=3D=2395c9f0 vAlign=3Dtop width=3D=2215%=22>
<P>Ident:</P></TD>
<TD bgColor=3D=23efefef vAlign=3Dtop colSpan=3D3>
<P
class=3DSymbolTab>GreenBuilding.HeatPump.Control.HPControlHeatLed</P></TD>=
</TR>
<TR>
<TD bgColor=3D=2395c9f0 vAlign=3Dtop width=3D=2215%=22>
<P>Version:</P></TD>
<TD bgColor=3D=23efefef vAlign=3Dtop colSpan=3D3>
<P class=3DSymbolTab>1.0</P></TD></TR>
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<P>File:</P></TD>
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<P>Connectors:</P></TD>
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<P class=3DSymbolTab>Ambient Conditions Connection</P></TD>
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<P class=3DSymbolTab>AmbientConditions</P></TD>
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<P> </P></TD></TR>
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<P> </P></TD>
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<P class=3DSymbolTab>Reference temperature</P></TD>
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<P class=3DSymbolTab>TRef</P></TD>
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<P> </P></TD></TR>
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<P> </P></TD>
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<P class=3DSymbolTab>Actual temperature</P></TD>