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47 :
48 : #include <EnergyPlus/Autosizing/HeatingAirFlowSizing.hh>
49 : #include <EnergyPlus/Data/EnergyPlusData.hh>
50 : #include <EnergyPlus/DataEnvironment.hh>
51 : #include <EnergyPlus/DataHVACGlobals.hh>
52 : #include <EnergyPlus/OutputReportPredefined.hh>
53 : #include <EnergyPlus/UtilityRoutines.hh>
54 :
55 : namespace EnergyPlus {
56 :
57 3418 : Real64 HeatingAirFlowSizer::size(EnergyPlusData &state, Real64 _originalValue, bool &errorsFound)
58 : {
59 3418 : if (!this->checkInitialized(state, errorsFound)) {
60 0 : return 0.0;
61 : }
62 3418 : this->preSize(state, _originalValue);
63 :
64 3418 : if (this->dataEMSOverrideON) {
65 0 : this->autoSizedValue = this->dataEMSOverride;
66 3418 : } else if (this->dataConstantUsedForSizing > 0 && this->dataFractionUsedForSizing > 0) {
67 31 : this->autoSizedValue = this->dataConstantUsedForSizing * this->dataFractionUsedForSizing;
68 : } else {
69 3387 : if (this->curZoneEqNum > 0) {
70 2660 : if (!this->wasAutoSized && !this->sizingDesRunThisZone) {
71 12 : this->autoSizedValue = _originalValue;
72 2648 : } else if (this->zoneEqSizing(this->curZoneEqNum).DesignSizeFromParent) {
73 80 : this->autoSizedValue = this->zoneEqSizing(this->curZoneEqNum).AirVolFlow;
74 : } else {
75 2568 : switch (this->zoneEqSizing(this->curZoneEqNum).SizingMethod(HVAC::HeatingAirflowSizing)) {
76 0 : case DataSizing::SupplyAirFlowRate:
77 : case DataSizing::None:
78 : case DataSizing::FlowPerFloorArea: {
79 0 : if (this->zoneEqSizing(this->curZoneEqNum).SystemAirFlow) {
80 0 : this->autoSizedValue = max(this->zoneEqSizing(this->curZoneEqNum).AirVolFlow,
81 0 : this->zoneEqSizing(this->curZoneEqNum).CoolingAirVolFlow,
82 0 : this->zoneEqSizing(this->curZoneEqNum).HeatingAirVolFlow);
83 : } else {
84 0 : if (state.dataSize->ZoneCoolingOnlyFan) {
85 0 : this->autoSizedValue = this->finalZoneSizing(this->curZoneEqNum).DesCoolVolFlow;
86 0 : } else if (state.dataSize->ZoneHeatingOnlyFan) {
87 0 : this->autoSizedValue = this->finalZoneSizing(this->curZoneEqNum).DesHeatVolFlow;
88 0 : } else if (this->zoneEqSizing(this->curZoneEqNum).CoolingAirFlow && !this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow) {
89 0 : this->autoSizedValue = this->zoneEqSizing(this->curZoneEqNum).CoolingAirVolFlow;
90 0 : } else if (this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow && !this->zoneEqSizing(this->curZoneEqNum).CoolingAirFlow) {
91 0 : this->autoSizedValue = this->zoneEqSizing(this->curZoneEqNum).HeatingAirVolFlow;
92 0 : } else if (this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow && this->zoneEqSizing(this->curZoneEqNum).CoolingAirFlow) {
93 0 : this->autoSizedValue = max(this->zoneEqSizing(this->curZoneEqNum).CoolingAirVolFlow,
94 0 : this->zoneEqSizing(this->curZoneEqNum).HeatingAirVolFlow);
95 : } else {
96 0 : this->autoSizedValue = max(this->finalZoneSizing(this->curZoneEqNum).DesCoolVolFlow,
97 0 : this->finalZoneSizing(this->curZoneEqNum).DesHeatVolFlow);
98 : }
99 : }
100 0 : } break;
101 0 : case DataSizing::FractionOfAutosizedCoolingAirflow: {
102 0 : if (state.dataSize->ZoneCoolingOnlyFan) {
103 0 : this->autoSizedValue = this->dataFracOfAutosizedCoolingAirflow * this->finalZoneSizing(this->curZoneEqNum).DesCoolVolFlow;
104 0 : } else if (state.dataSize->ZoneHeatingOnlyFan) {
105 0 : this->autoSizedValue = this->dataFracOfAutosizedHeatingAirflow * this->finalZoneSizing(this->curZoneEqNum).DesHeatVolFlow;
106 0 : } else if (this->zoneEqSizing(this->curZoneEqNum).CoolingAirFlow && !this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow) {
107 0 : this->autoSizedValue = this->dataFracOfAutosizedCoolingAirflow * this->zoneEqSizing(this->curZoneEqNum).CoolingAirVolFlow;
108 0 : } else if (this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow && !this->zoneEqSizing(this->curZoneEqNum).CoolingAirFlow) {
109 0 : this->autoSizedValue = this->dataFracOfAutosizedHeatingAirflow * this->zoneEqSizing(this->curZoneEqNum).HeatingAirVolFlow;
110 0 : } else if (this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow && this->zoneEqSizing(this->curZoneEqNum).CoolingAirFlow) {
111 0 : this->autoSizedValue =
112 0 : max(this->dataFracOfAutosizedCoolingAirflow * this->zoneEqSizing(this->curZoneEqNum).CoolingAirVolFlow,
113 0 : this->dataFracOfAutosizedHeatingAirflow * this->zoneEqSizing(this->curZoneEqNum).HeatingAirVolFlow);
114 : } else {
115 0 : this->autoSizedValue =
116 0 : max(this->dataFracOfAutosizedCoolingAirflow * this->finalZoneSizing(this->curZoneEqNum).DesCoolVolFlow,
117 0 : this->dataFracOfAutosizedHeatingAirflow * this->finalZoneSizing(this->curZoneEqNum).DesHeatVolFlow);
118 : }
119 0 : } break;
120 0 : case DataSizing::FractionOfAutosizedHeatingAirflow: {
121 0 : if (state.dataSize->ZoneCoolingOnlyFan) {
122 0 : this->autoSizedValue = this->dataFracOfAutosizedCoolingAirflow * this->finalZoneSizing(this->curZoneEqNum).DesCoolVolFlow;
123 0 : } else if (state.dataSize->ZoneHeatingOnlyFan) {
124 0 : this->autoSizedValue = this->dataFracOfAutosizedHeatingAirflow * this->finalZoneSizing(this->curZoneEqNum).DesHeatVolFlow;
125 0 : } else if (this->zoneEqSizing(this->curZoneEqNum).CoolingAirFlow && !this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow) {
126 0 : this->autoSizedValue = this->dataFracOfAutosizedCoolingAirflow * this->zoneEqSizing(this->curZoneEqNum).CoolingAirVolFlow;
127 0 : } else if (this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow && !this->zoneEqSizing(this->curZoneEqNum).CoolingAirFlow) {
128 0 : this->autoSizedValue = this->dataFracOfAutosizedHeatingAirflow * this->zoneEqSizing(this->curZoneEqNum).HeatingAirVolFlow;
129 0 : } else if (this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow && this->zoneEqSizing(this->curZoneEqNum).CoolingAirFlow) {
130 0 : this->autoSizedValue =
131 0 : max(this->dataFracOfAutosizedCoolingAirflow * this->zoneEqSizing(this->curZoneEqNum).CoolingAirVolFlow,
132 0 : this->dataFracOfAutosizedHeatingAirflow * this->zoneEqSizing(this->curZoneEqNum).HeatingAirVolFlow);
133 : } else {
134 0 : this->autoSizedValue =
135 0 : max(this->dataFracOfAutosizedCoolingAirflow * this->finalZoneSizing(this->curZoneEqNum).DesCoolVolFlow,
136 0 : this->dataFracOfAutosizedHeatingAirflow * this->finalZoneSizing(this->curZoneEqNum).DesHeatVolFlow);
137 : }
138 0 : } break;
139 0 : case DataSizing::FlowPerCoolingCapacity: {
140 0 : if (state.dataSize->ZoneCoolingOnlyFan) {
141 0 : this->autoSizedValue = this->dataFlowPerCoolingCapacity * this->dataAutosizedCoolingCapacity;
142 0 : } else if (state.dataSize->ZoneHeatingOnlyFan) {
143 0 : this->autoSizedValue = this->dataFlowPerHeatingCapacity * this->dataAutosizedHeatingCapacity;
144 0 : } else if (this->zoneEqSizing(this->curZoneEqNum).CoolingAirFlow && !this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow) {
145 0 : this->autoSizedValue = this->dataFlowPerCoolingCapacity * this->dataAutosizedCoolingCapacity;
146 0 : } else if (this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow && !this->zoneEqSizing(this->curZoneEqNum).CoolingAirFlow) {
147 0 : this->autoSizedValue = this->dataFlowPerHeatingCapacity * this->dataAutosizedHeatingCapacity;
148 0 : } else if (this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow && this->zoneEqSizing(this->curZoneEqNum).CoolingAirFlow) {
149 0 : this->autoSizedValue = max(this->dataFlowPerCoolingCapacity * this->dataAutosizedCoolingCapacity,
150 0 : this->dataFlowPerHeatingCapacity * this->dataAutosizedHeatingCapacity);
151 : } else {
152 0 : this->autoSizedValue = max(this->dataFlowPerCoolingCapacity * this->dataAutosizedCoolingCapacity,
153 0 : this->dataFlowPerHeatingCapacity * this->dataAutosizedHeatingCapacity);
154 : }
155 0 : } break;
156 0 : case DataSizing::FlowPerHeatingCapacity: {
157 0 : if (state.dataSize->ZoneCoolingOnlyFan) {
158 0 : this->autoSizedValue = this->dataFlowPerCoolingCapacity * this->dataAutosizedCoolingCapacity;
159 0 : } else if (state.dataSize->ZoneHeatingOnlyFan) {
160 0 : this->autoSizedValue = this->dataFlowPerHeatingCapacity * this->dataAutosizedHeatingCapacity;
161 0 : } else if (this->zoneEqSizing(this->curZoneEqNum).CoolingAirFlow && !this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow) {
162 0 : this->autoSizedValue = this->dataFlowPerCoolingCapacity * this->dataAutosizedCoolingCapacity;
163 0 : } else if (this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow && !this->zoneEqSizing(this->curZoneEqNum).CoolingAirFlow) {
164 0 : this->autoSizedValue = this->dataFlowPerHeatingCapacity * this->dataAutosizedHeatingCapacity;
165 0 : } else if (this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow && this->zoneEqSizing(this->curZoneEqNum).CoolingAirFlow) {
166 0 : this->autoSizedValue = max(this->dataFlowPerCoolingCapacity * this->dataAutosizedCoolingCapacity,
167 0 : this->dataFlowPerHeatingCapacity * this->dataAutosizedHeatingCapacity);
168 : } else {
169 0 : this->autoSizedValue = max(this->dataFlowPerCoolingCapacity * this->dataAutosizedCoolingCapacity,
170 0 : this->dataFlowPerHeatingCapacity * this->dataAutosizedHeatingCapacity);
171 : }
172 0 : } break;
173 2568 : default: {
174 2568 : if (this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow) {
175 249 : this->autoSizedValue = this->zoneEqSizing(this->curZoneEqNum).HeatingAirVolFlow;
176 2319 : } else if (state.dataSize->ZoneCoolingOnlyFan) { // probably shouldn't be here
177 16 : this->autoSizedValue = this->finalZoneSizing(this->curZoneEqNum).DesCoolVolFlow;
178 2303 : } else if (this->termUnitIU && (this->curTermUnitSizingNum > 0)) {
179 4 : this->autoSizedValue = this->termUnitSizing(this->curTermUnitSizingNum).AirVolFlow;
180 2299 : } else if (this->zoneEqFanCoil) {
181 0 : this->autoSizedValue = this->zoneEqSizing(this->curZoneEqNum).AirVolFlow;
182 2299 : } else if (this->zoneHeatingOnlyFan) {
183 74 : this->autoSizedValue = this->finalZoneSizing(this->curZoneEqNum).DesHeatVolFlow;
184 : } else {
185 2225 : this->autoSizedValue =
186 2225 : max(this->finalZoneSizing(this->curZoneEqNum).DesCoolVolFlow, this->finalZoneSizing(this->curZoneEqNum).DesHeatVolFlow);
187 : }
188 2568 : } break;
189 : }
190 : }
191 727 : } else if (this->curSysNum > 0) {
192 727 : if (!this->wasAutoSized && !this->sizingDesRunThisAirSys) {
193 76 : this->autoSizedValue = _originalValue;
194 : } else {
195 651 : if (this->curOASysNum > 0) {
196 33 : if (this->oaSysEqSizing(this->curOASysNum).AirFlow) {
197 : // Parent object sets system flow rate
198 0 : this->autoSizedValue = this->oaSysEqSizing(this->curOASysNum).AirVolFlow;
199 33 : } else if (this->oaSysEqSizing(this->curOASysNum).HeatingAirFlow) {
200 : // Parent object sets heating flow rate
201 1 : this->autoSizedValue = this->oaSysEqSizing(this->curOASysNum).HeatingAirVolFlow;
202 32 : } else if (outsideAirSys(this->curOASysNum).AirLoopDOASNum > -1) {
203 1 : this->autoSizedValue =
204 1 : this->airloopDOAS[outsideAirSys(this->curOASysNum).AirLoopDOASNum].SizingMassFlow / state.dataEnvrn->StdRhoAir;
205 : } else {
206 31 : this->autoSizedValue = this->finalSysSizing(this->curSysNum).DesOutAirVolFlow;
207 : }
208 : } else {
209 618 : if (this->unitarySysEqSizing(this->curSysNum).AirFlow) {
210 73 : this->autoSizedValue = this->unitarySysEqSizing(this->curSysNum).AirVolFlow;
211 545 : } else if (this->unitarySysEqSizing(this->curSysNum).HeatingAirFlow) {
212 73 : this->autoSizedValue = this->unitarySysEqSizing(this->curSysNum).HeatingAirVolFlow;
213 : } else {
214 472 : if (this->curDuctType == HVAC::AirDuctType::Main) {
215 372 : if (Util::SameString(this->compType, "COIL:HEATING:WATER")) {
216 356 : if (this->finalSysSizing(this->curSysNum).SysAirMinFlowRat > 0.0 && !this->dataDesicRegCoil) {
217 356 : this->autoSizedValue =
218 356 : this->finalSysSizing(this->curSysNum).SysAirMinFlowRat * this->finalSysSizing(this->curSysNum).DesMainVolFlow;
219 : } else {
220 0 : this->autoSizedValue = this->finalSysSizing(this->curSysNum).DesMainVolFlow;
221 : }
222 : } else {
223 16 : this->autoSizedValue = this->finalSysSizing(this->curSysNum).DesMainVolFlow;
224 : }
225 100 : } else if (this->curDuctType == HVAC::AirDuctType::Cooling) {
226 0 : if (Util::SameString(this->compType, "COIL:HEATING:WATER")) {
227 0 : if (this->finalSysSizing(this->curSysNum).SysAirMinFlowRat > 0.0 && !this->dataDesicRegCoil) {
228 0 : this->autoSizedValue =
229 0 : this->finalSysSizing(this->curSysNum).SysAirMinFlowRat * this->finalSysSizing(this->curSysNum).DesCoolVolFlow;
230 : } else {
231 0 : this->autoSizedValue = this->finalSysSizing(this->curSysNum).DesCoolVolFlow;
232 : }
233 : } else {
234 0 : this->autoSizedValue = this->finalSysSizing(this->curSysNum).DesCoolVolFlow;
235 : }
236 100 : } else if (this->curDuctType == HVAC::AirDuctType::Heating) {
237 100 : this->autoSizedValue = this->finalSysSizing(this->curSysNum).DesHeatVolFlow;
238 0 : } else if (this->curDuctType == HVAC::AirDuctType::Other) {
239 0 : this->autoSizedValue = this->finalSysSizing(this->curSysNum).DesMainVolFlow;
240 : } else {
241 0 : this->autoSizedValue = this->finalSysSizing(this->curSysNum).DesMainVolFlow;
242 : }
243 : }
244 : }
245 : }
246 0 : } else if (this->dataNonZoneNonAirloopValue > 0) {
247 0 : this->autoSizedValue = this->dataNonZoneNonAirloopValue;
248 0 : } else if (!this->wasAutoSized) {
249 0 : this->autoSizedValue = this->originalValue;
250 : } else {
251 0 : std::string msg = this->callingRoutine + ' ' + this->compType + ' ' + this->compName + ", Developer Error: Component sizing incomplete.";
252 0 : ShowSevereError(state, msg);
253 0 : this->addErrorMessage(msg);
254 0 : msg = format("SizingString = {}, SizingResult = {:.1T}", this->sizingString, this->autoSizedValue);
255 0 : ShowContinueError(state, msg);
256 0 : this->addErrorMessage(msg);
257 0 : errorsFound = true;
258 0 : }
259 : // override sizing string
260 3387 : if (this->overrideSizeString) {
261 0 : if (this->isEpJSON) this->sizingString = "heating_supply_air_flow_rate [m3/s]";
262 : }
263 3387 : if (this->dataScalableSizingON) {
264 2 : if (this->zoneAirFlowSizMethod == DataSizing::SupplyAirFlowRate || this->zoneAirFlowSizMethod == DataSizing::None) {
265 0 : this->sizingStringScalable = "(scaled by flow / zone) ";
266 2 : } else if (this->zoneAirFlowSizMethod == DataSizing::FlowPerFloorArea) {
267 0 : this->sizingStringScalable = "(scaled by flow / area) ";
268 2 : } else if (this->zoneAirFlowSizMethod == DataSizing::FractionOfAutosizedCoolingAirflow ||
269 2 : this->zoneAirFlowSizMethod == DataSizing::FractionOfAutosizedHeatingAirflow) {
270 0 : this->sizingStringScalable = "(scaled by fractional multiplier) ";
271 2 : } else if (this->zoneAirFlowSizMethod == DataSizing::FlowPerCoolingCapacity ||
272 2 : this->zoneAirFlowSizMethod == DataSizing::FlowPerHeatingCapacity) {
273 0 : this->sizingStringScalable = "(scaled by flow / capacity) ";
274 : }
275 : }
276 : }
277 3418 : this->selectSizerOutput(state, errorsFound);
278 :
279 3418 : if (this->isCoilReportObject) {
280 : // SizingResult is airflow in m3/s
281 2657 : state.dataRptCoilSelection->coilSelectionReportObj->setCoilAirFlow(
282 2657 : state, this->compName, this->compType, this->autoSizedValue, this->wasAutoSized);
283 : }
284 3418 : if (this->isFanReportObject) {
285 : // fill fan peak day and time here
286 0 : std::string DDNameFanPeak;
287 0 : std::string dateTimeFanPeak;
288 0 : if (this->dataScalableSizingON) {
289 0 : DDNameFanPeak = "Scaled size, not from any peak";
290 0 : dateTimeFanPeak = "Scaled size, not from any peak";
291 : }
292 0 : OutputReportPredefined::PreDefTableEntry(state, state.dataOutRptPredefined->pdchFanDesDay, this->compName, DDNameFanPeak);
293 0 : OutputReportPredefined::PreDefTableEntry(state, state.dataOutRptPredefined->pdchFanPkTime, this->compName, dateTimeFanPeak);
294 0 : }
295 3418 : return this->autoSizedValue;
296 : }
297 :
298 0 : void HeatingAirFlowSizer::clearState()
299 : {
300 0 : BaseSizerWithScalableInputs::clearState();
301 0 : }
302 :
303 : } // namespace EnergyPlus
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