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47 :
48 : #include <EnergyPlus/Autosizing/HeatingWaterDesAirInletHumRatSizing.hh>
49 : #include <EnergyPlus/Data/EnergyPlusData.hh>
50 : #include <EnergyPlus/DataEnvironment.hh>
51 :
52 : namespace EnergyPlus {
53 :
54 2213 : Real64 HeatingWaterDesAirInletHumRatSizer::size(EnergyPlusData &state, Real64 _originalValue, bool &errorsFound)
55 : {
56 2213 : if (!this->checkInitialized(state, errorsFound)) {
57 0 : return 0.0;
58 : }
59 2213 : this->preSize(state, _originalValue);
60 :
61 2213 : if (this->curZoneEqNum > 0) {
62 1842 : if (!this->wasAutoSized && !this->sizingDesRunThisZone) {
63 0 : this->autoSizedValue = _originalValue;
64 : } else {
65 1842 : if (this->termUnitPIU && (this->curTermUnitSizingNum > 0)) {
66 34 : Real64 MinFlowFrac = this->termUnitSizing(this->curTermUnitSizingNum).MinFlowFrac;
67 68 : this->autoSizedValue = this->termUnitFinalZoneSizing(this->curTermUnitSizingNum).DesHeatCoilInHumRatTU * MinFlowFrac +
68 68 : this->finalZoneSizing(this->curZoneEqNum).ZoneHumRatAtHeatPeak * (1.0 - MinFlowFrac);
69 1808 : } else if (this->termUnitIU && (this->curTermUnitSizingNum > 0)) {
70 4 : this->autoSizedValue = this->termUnitFinalZoneSizing(this->curTermUnitSizingNum).ZoneHumRatAtHeatPeak;
71 1804 : } else if (this->termUnitSingDuct && (this->curTermUnitSizingNum > 0)) {
72 1700 : this->autoSizedValue = this->termUnitFinalZoneSizing(this->curTermUnitSizingNum).DesHeatCoilInHumRatTU;
73 : } else {
74 104 : Real64 desMassFlow = 0.0;
75 104 : if (this->zoneEqSizing(this->curZoneEqNum).SystemAirFlow) {
76 1 : desMassFlow = this->zoneEqSizing(this->curZoneEqNum).AirVolFlow * state.dataEnvrn->StdRhoAir;
77 103 : } else if (this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow) {
78 12 : desMassFlow = this->zoneEqSizing(this->curZoneEqNum).HeatingAirVolFlow * state.dataEnvrn->StdRhoAir;
79 : } else {
80 91 : desMassFlow = this->finalZoneSizing(this->curZoneEqNum).DesHeatMassFlow;
81 : }
82 312 : this->autoSizedValue = this->setHeatCoilInletHumRatForZoneEqSizing(
83 104 : this->setOAFracForZoneEqSizing(state, desMassFlow, this->zoneEqSizing(this->curZoneEqNum)),
84 104 : this->zoneEqSizing(this->curZoneEqNum),
85 104 : this->finalZoneSizing(this->curZoneEqNum));
86 : }
87 : }
88 371 : } else if (this->curSysNum > 0) {
89 371 : if (!this->wasAutoSized && !this->sizingDesRunThisAirSys) {
90 0 : this->autoSizedValue = _originalValue;
91 : } else {
92 371 : Real64 OutAirFrac = 1.0;
93 371 : if (this->curOASysNum > 0) {
94 28 : OutAirFrac = 1.0;
95 343 : } else if (this->finalSysSizing(this->curSysNum).HeatOAOption == this->minOA) {
96 330 : if (this->dataFlowUsedForSizing > 0.0) {
97 330 : OutAirFrac = this->finalSysSizing(this->curSysNum).DesOutAirVolFlow / this->dataFlowUsedForSizing;
98 330 : OutAirFrac = min(1.0, max(0.0, OutAirFrac));
99 : }
100 : }
101 : // coil inlet humidity ratio
102 371 : if (this->curOASysNum == 0 && this->primaryAirSystem(this->curSysNum).NumOAHeatCoils > 0) {
103 50 : this->autoSizedValue = OutAirFrac * this->finalSysSizing(this->curSysNum).PreheatHumRat +
104 25 : (1.0 - OutAirFrac) * this->finalSysSizing(this->curSysNum).HeatRetHumRat;
105 346 : } else if (this->curOASysNum > 0 && this->outsideAirSys(this->curOASysNum).AirLoopDOASNum > -1) {
106 1 : this->autoSizedValue = this->airloopDOAS[this->outsideAirSys(this->curOASysNum).AirLoopDOASNum].HeatOutHumRat;
107 : } else {
108 690 : this->autoSizedValue = OutAirFrac * this->finalSysSizing(this->curSysNum).HeatOutHumRat +
109 345 : (1.0 - OutAirFrac) * this->finalSysSizing(this->curSysNum).HeatRetHumRat;
110 : }
111 : }
112 : }
113 2213 : if (this->overrideSizeString) {
114 2213 : if (this->isEpJSON) this->sizingString = "design_inlet_air_humidity_ratio [kgWater/kgDryAir]";
115 : }
116 2213 : this->selectSizerOutput(state, errorsFound);
117 2213 : if (this->isCoilReportObject)
118 2213 : state.dataRptCoilSelection->coilSelectionReportObj->setCoilEntAirHumRat(state, this->compName, this->compType, this->autoSizedValue);
119 2213 : return this->autoSizedValue;
120 : }
121 :
122 2313 : } // namespace EnergyPlus
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