LCOV - code coverage report
Current view: top level - EnergyPlus/Autosizing - CoolingAirFlowSizing.cc (source / functions) Hit Total Coverage
Test: lcov.output.filtered Lines: 101 290 34.8 %
Date: 2024-08-23 23:50:59 Functions: 1 2 50.0 %

          Line data    Source code
       1             : // EnergyPlus, Copyright (c) 1996-2024, The Board of Trustees of the University of Illinois,
       2             : // The Regents of the University of California, through Lawrence Berkeley National Laboratory
       3             : // (subject to receipt of any required approvals from the U.S. Dept. of Energy), Oak Ridge
       4             : // National Laboratory, managed by UT-Battelle, Alliance for Sustainable Energy, LLC, and other
       5             : // contributors. All rights reserved.
       6             : //
       7             : // NOTICE: This Software was developed under funding from the U.S. Department of Energy and the
       8             : // U.S. Government consequently retains certain rights. As such, the U.S. Government has been
       9             : // granted for itself and others acting on its behalf a paid-up, nonexclusive, irrevocable,
      10             : // worldwide license in the Software to reproduce, distribute copies to the public, prepare
      11             : // derivative works, and perform publicly and display publicly, and to permit others to do so.
      12             : //
      13             : // Redistribution and use in source and binary forms, with or without modification, are permitted
      14             : // provided that the following conditions are met:
      15             : //
      16             : // (1) Redistributions of source code must retain the above copyright notice, this list of
      17             : //     conditions and the following disclaimer.
      18             : //
      19             : // (2) Redistributions in binary form must reproduce the above copyright notice, this list of
      20             : //     conditions and the following disclaimer in the documentation and/or other materials
      21             : //     provided with the distribution.
      22             : //
      23             : // (3) Neither the name of the University of California, Lawrence Berkeley National Laboratory,
      24             : //     the University of Illinois, U.S. Dept. of Energy nor the names of its contributors may be
      25             : //     used to endorse or promote products derived from this software without specific prior
      26             : //     written permission.
      27             : //
      28             : // (4) Use of EnergyPlus(TM) Name. If Licensee (i) distributes the software in stand-alone form
      29             : //     without changes from the version obtained under this License, or (ii) Licensee makes a
      30             : //     reference solely to the software portion of its product, Licensee must refer to the
      31             : //     software as "EnergyPlus version X" software, where "X" is the version number Licensee
      32             : //     obtained under this License and may not use a different name for the software. Except as
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      37             : //
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      39             : // IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
      40             : // AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
      41             : // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
      42             : // CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
      43             : // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
      44             : // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
      45             : // OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
      46             : // POSSIBILITY OF SUCH DAMAGE.
      47             : 
      48             : #include <EnergyPlus/Autosizing/CoolingAirFlowSizing.hh>
      49             : #include <EnergyPlus/Data/EnergyPlusData.hh>
      50             : #include <EnergyPlus/DataEnvironment.hh>
      51             : #include <EnergyPlus/DataHVACGlobals.hh>
      52             : #include <EnergyPlus/General.hh>
      53             : #include <EnergyPlus/OutputReportPredefined.hh>
      54             : #include <EnergyPlus/UtilityRoutines.hh>
      55             : #include <EnergyPlus/WeatherManager.hh>
      56             : 
      57             : namespace EnergyPlus {
      58             : 
      59        3486 : Real64 CoolingAirFlowSizer::size(EnergyPlusData &state, Real64 _originalValue, bool &errorsFound)
      60             : {
      61        3486 :     if (!this->checkInitialized(state, errorsFound)) {
      62           0 :         return 0.0;
      63             :     }
      64        3486 :     this->preSize(state, _originalValue);
      65        3486 :     bool coolingFlow = false;
      66        3486 :     bool heatingFlow = false;
      67             : 
      68        3486 :     if (this->dataEMSOverrideON) {
      69           0 :         this->autoSizedValue = this->dataEMSOverride;
      70        3486 :     } else if (this->dataConstantUsedForSizing > 0 && this->dataFractionUsedForSizing > 0) {
      71          41 :         this->autoSizedValue = this->dataConstantUsedForSizing * this->dataFractionUsedForSizing;
      72             :     } else {
      73        3445 :         if (this->curZoneEqNum > 0) {
      74        1040 :             if (!this->wasAutoSized && !this->sizingDesRunThisZone) {
      75           8 :                 this->autoSizedValue = _originalValue;
      76           8 :                 if (Util::SameString(this->compType, "Coil:Cooling:DX:TwoStageWithHumidityControlMode")) {
      77           0 :                     this->autoSizedValue /= (1.0 - this->dataBypassFrac); // back out bypass fraction applied in GetInput
      78           0 :                     this->originalValue /= (1.0 - this->dataBypassFrac);  // back out bypass fraction applied in GetInput
      79             :                 }
      80        1032 :             } else if (this->zoneEqSizing(this->curZoneEqNum).DesignSizeFromParent) {
      81         162 :                 this->autoSizedValue = this->zoneEqSizing(this->curZoneEqNum).AirVolFlow;
      82             :             } else {
      83         870 :                 switch (this->zoneEqSizing(this->curZoneEqNum).SizingMethod(HVAC::CoolingAirflowSizing)) {
      84           2 :                 case DataSizing::SupplyAirFlowRate:
      85             :                 case DataSizing::None:
      86             :                 case DataSizing::FlowPerFloorArea: {
      87           2 :                     if (this->zoneEqSizing(this->curZoneEqNum).SystemAirFlow) {
      88           1 :                         this->autoSizedValue = max(this->zoneEqSizing(this->curZoneEqNum).AirVolFlow,
      89           1 :                                                    this->zoneEqSizing(this->curZoneEqNum).CoolingAirVolFlow,
      90           1 :                                                    this->zoneEqSizing(this->curZoneEqNum).HeatingAirVolFlow);
      91           1 :                         coolingFlow = true;
      92             :                     } else {
      93           1 :                         if (state.dataSize->ZoneCoolingOnlyFan) {
      94           0 :                             this->autoSizedValue = this->finalZoneSizing(this->curZoneEqNum).DesCoolVolFlow;
      95           0 :                             coolingFlow = true;
      96           1 :                         } else if (state.dataSize->ZoneHeatingOnlyFan) {
      97           0 :                             this->autoSizedValue = this->finalZoneSizing(this->curZoneEqNum).DesHeatVolFlow;
      98           0 :                             heatingFlow = true;
      99           1 :                         } else if (this->zoneEqSizing(this->curZoneEqNum).CoolingAirFlow && !this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow) {
     100           0 :                             this->autoSizedValue = this->zoneEqSizing(this->curZoneEqNum).CoolingAirVolFlow;
     101           0 :                             coolingFlow = true;
     102           1 :                         } else if (this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow && !this->zoneEqSizing(this->curZoneEqNum).CoolingAirFlow) {
     103           0 :                             this->autoSizedValue = this->zoneEqSizing(this->curZoneEqNum).HeatingAirVolFlow;
     104           0 :                             heatingFlow = true;
     105           1 :                         } else if (this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow && this->zoneEqSizing(this->curZoneEqNum).CoolingAirFlow) {
     106           0 :                             this->autoSizedValue = max(this->zoneEqSizing(this->curZoneEqNum).CoolingAirVolFlow,
     107           0 :                                                        this->zoneEqSizing(this->curZoneEqNum).HeatingAirVolFlow);
     108           0 :                             if (this->autoSizedValue == this->zoneEqSizing(this->curZoneEqNum).CoolingAirVolFlow) {
     109           0 :                                 coolingFlow = true;
     110           0 :                             } else if (this->autoSizedValue == this->zoneEqSizing(this->curZoneEqNum).HeatingAirVolFlow) {
     111           0 :                                 heatingFlow = true;
     112             :                             }
     113             :                         } else {
     114           1 :                             this->autoSizedValue = max(this->finalZoneSizing(this->curZoneEqNum).DesCoolVolFlow,
     115           1 :                                                        this->finalZoneSizing(this->curZoneEqNum).DesHeatVolFlow);
     116           1 :                             if (this->autoSizedValue == this->finalZoneSizing(this->curZoneEqNum).DesCoolVolFlow) {
     117           1 :                                 coolingFlow = true;
     118           0 :                             } else if (this->autoSizedValue == this->finalZoneSizing(this->curZoneEqNum).DesHeatVolFlow) {
     119           0 :                                 heatingFlow = true;
     120             :                             }
     121             :                         }
     122             :                     }
     123           2 :                 } break;
     124           1 :                 case DataSizing::FractionOfAutosizedCoolingAirflow: {
     125           1 :                     if (state.dataSize->ZoneCoolingOnlyFan) {
     126           0 :                         this->autoSizedValue = this->dataFracOfAutosizedCoolingAirflow * this->finalZoneSizing(this->curZoneEqNum).DesCoolVolFlow;
     127           0 :                         coolingFlow = true;
     128           1 :                     } else if (state.dataSize->ZoneHeatingOnlyFan) {
     129           0 :                         this->autoSizedValue = this->dataFracOfAutosizedHeatingAirflow * this->finalZoneSizing(this->curZoneEqNum).DesHeatVolFlow;
     130           0 :                         heatingFlow = true;
     131           1 :                     } else if (this->zoneEqSizing(this->curZoneEqNum).CoolingAirFlow && !this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow) {
     132           0 :                         this->autoSizedValue = this->dataFracOfAutosizedCoolingAirflow * this->zoneEqSizing(this->curZoneEqNum).CoolingAirVolFlow;
     133           0 :                         coolingFlow = true;
     134           1 :                     } else if (this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow && !this->zoneEqSizing(this->curZoneEqNum).CoolingAirFlow) {
     135           0 :                         this->autoSizedValue = this->dataFracOfAutosizedHeatingAirflow * this->zoneEqSizing(this->curZoneEqNum).HeatingAirVolFlow;
     136           0 :                         heatingFlow = true;
     137           1 :                     } else if (this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow && this->zoneEqSizing(this->curZoneEqNum).CoolingAirFlow) {
     138           0 :                         this->autoSizedValue =
     139           0 :                             max(this->dataFracOfAutosizedCoolingAirflow * this->zoneEqSizing(this->curZoneEqNum).CoolingAirVolFlow,
     140           0 :                                 this->dataFracOfAutosizedHeatingAirflow * this->zoneEqSizing(this->curZoneEqNum).HeatingAirVolFlow);
     141           0 :                         if (this->autoSizedValue ==
     142           0 :                             this->dataFracOfAutosizedCoolingAirflow * this->zoneEqSizing(this->curZoneEqNum).CoolingAirVolFlow) {
     143           0 :                             coolingFlow = true;
     144           0 :                         } else if (this->autoSizedValue ==
     145           0 :                                    this->dataFracOfAutosizedHeatingAirflow * this->zoneEqSizing(this->curZoneEqNum).HeatingAirVolFlow) {
     146           0 :                             heatingFlow = true;
     147             :                         }
     148             :                     } else {
     149           1 :                         this->autoSizedValue =
     150           1 :                             max(this->dataFracOfAutosizedCoolingAirflow * this->finalZoneSizing(this->curZoneEqNum).DesCoolVolFlow,
     151           1 :                                 this->dataFracOfAutosizedHeatingAirflow * this->finalZoneSizing(this->curZoneEqNum).DesHeatVolFlow);
     152           2 :                         if (this->autoSizedValue ==
     153           1 :                             this->dataFracOfAutosizedCoolingAirflow * this->finalZoneSizing(this->curZoneEqNum).DesCoolVolFlow) {
     154           1 :                             coolingFlow = true;
     155           0 :                         } else if (this->autoSizedValue ==
     156           0 :                                    this->dataFracOfAutosizedHeatingAirflow * this->finalZoneSizing(this->curZoneEqNum).DesHeatVolFlow) {
     157           0 :                             heatingFlow = true;
     158             :                         }
     159             :                     }
     160           1 :                 } break;
     161           0 :                 case DataSizing::FractionOfAutosizedHeatingAirflow: {
     162           0 :                     if (state.dataSize->ZoneCoolingOnlyFan) {
     163           0 :                         this->autoSizedValue = this->dataFracOfAutosizedCoolingAirflow * this->finalZoneSizing(this->curZoneEqNum).DesCoolVolFlow;
     164           0 :                         coolingFlow = true;
     165           0 :                     } else if (state.dataSize->ZoneHeatingOnlyFan) {
     166           0 :                         this->autoSizedValue = this->dataFracOfAutosizedHeatingAirflow * this->finalZoneSizing(this->curZoneEqNum).DesHeatVolFlow;
     167           0 :                         heatingFlow = true;
     168           0 :                     } else if (this->zoneEqSizing(this->curZoneEqNum).CoolingAirFlow && !this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow) {
     169           0 :                         this->autoSizedValue = this->dataFracOfAutosizedCoolingAirflow * this->zoneEqSizing(this->curZoneEqNum).CoolingAirVolFlow;
     170           0 :                         coolingFlow = true;
     171           0 :                     } else if (this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow && !this->zoneEqSizing(this->curZoneEqNum).CoolingAirFlow) {
     172           0 :                         this->autoSizedValue = this->dataFracOfAutosizedHeatingAirflow * this->zoneEqSizing(this->curZoneEqNum).HeatingAirVolFlow;
     173           0 :                         heatingFlow = true;
     174           0 :                     } else if (this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow && this->zoneEqSizing(this->curZoneEqNum).CoolingAirFlow) {
     175           0 :                         this->autoSizedValue =
     176           0 :                             max(this->dataFracOfAutosizedCoolingAirflow * this->zoneEqSizing(this->curZoneEqNum).CoolingAirVolFlow,
     177           0 :                                 this->dataFracOfAutosizedHeatingAirflow * this->zoneEqSizing(this->curZoneEqNum).HeatingAirVolFlow);
     178           0 :                         if (this->autoSizedValue ==
     179           0 :                             this->dataFracOfAutosizedCoolingAirflow * this->zoneEqSizing(this->curZoneEqNum).CoolingAirVolFlow) {
     180           0 :                             coolingFlow = true;
     181           0 :                         } else if (this->autoSizedValue ==
     182           0 :                                    this->dataFracOfAutosizedHeatingAirflow * this->zoneEqSizing(this->curZoneEqNum).HeatingAirVolFlow) {
     183           0 :                             heatingFlow = true;
     184             :                         }
     185             :                     } else {
     186           0 :                         this->autoSizedValue =
     187           0 :                             max(this->dataFracOfAutosizedCoolingAirflow * this->finalZoneSizing(this->curZoneEqNum).DesCoolVolFlow,
     188           0 :                                 this->dataFracOfAutosizedHeatingAirflow * this->finalZoneSizing(this->curZoneEqNum).DesHeatVolFlow);
     189           0 :                         if (this->autoSizedValue ==
     190           0 :                             this->dataFracOfAutosizedCoolingAirflow * this->finalZoneSizing(this->curZoneEqNum).DesCoolVolFlow) {
     191           0 :                             coolingFlow = true;
     192           0 :                         } else if (this->autoSizedValue ==
     193           0 :                                    this->dataFracOfAutosizedHeatingAirflow * this->finalZoneSizing(this->curZoneEqNum).DesHeatVolFlow) {
     194           0 :                             heatingFlow = true;
     195             :                         }
     196             :                     }
     197           0 :                 } break;
     198           0 :                 case DataSizing::FlowPerCoolingCapacity: {
     199           0 :                     if (state.dataSize->ZoneCoolingOnlyFan) {
     200           0 :                         this->autoSizedValue = this->dataFlowPerCoolingCapacity * this->dataAutosizedCoolingCapacity;
     201           0 :                         coolingFlow = true;
     202           0 :                     } else if (state.dataSize->ZoneHeatingOnlyFan) {
     203           0 :                         this->autoSizedValue = this->dataFlowPerHeatingCapacity * this->dataAutosizedHeatingCapacity;
     204           0 :                         heatingFlow = true;
     205           0 :                     } else if (this->zoneEqSizing(this->curZoneEqNum).CoolingAirFlow && !this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow) {
     206           0 :                         this->autoSizedValue = this->dataFlowPerCoolingCapacity * this->dataAutosizedCoolingCapacity;
     207           0 :                         coolingFlow = true;
     208           0 :                     } else if (this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow && !this->zoneEqSizing(this->curZoneEqNum).CoolingAirFlow) {
     209           0 :                         this->autoSizedValue = this->dataFlowPerHeatingCapacity * this->dataAutosizedHeatingCapacity;
     210           0 :                         heatingFlow = true;
     211           0 :                     } else if (this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow && this->zoneEqSizing(this->curZoneEqNum).CoolingAirFlow) {
     212           0 :                         this->autoSizedValue = max(this->dataFlowPerCoolingCapacity * this->dataAutosizedCoolingCapacity,
     213           0 :                                                    this->dataFlowPerHeatingCapacity * this->dataAutosizedHeatingCapacity);
     214           0 :                         if (this->autoSizedValue == this->dataFlowPerCoolingCapacity * this->dataAutosizedCoolingCapacity) {
     215           0 :                             coolingFlow = true;
     216           0 :                         } else if (this->autoSizedValue == this->dataFlowPerHeatingCapacity * this->dataAutosizedHeatingCapacity) {
     217           0 :                             heatingFlow = true;
     218             :                         }
     219             :                     } else {
     220           0 :                         this->autoSizedValue = max(this->dataFlowPerCoolingCapacity * this->dataAutosizedCoolingCapacity,
     221           0 :                                                    this->dataFlowPerHeatingCapacity * this->dataAutosizedHeatingCapacity);
     222           0 :                         if (this->autoSizedValue == this->dataFlowPerCoolingCapacity * this->dataAutosizedCoolingCapacity) {
     223           0 :                             coolingFlow = true;
     224           0 :                         } else if (this->autoSizedValue == this->dataFlowPerHeatingCapacity * this->dataAutosizedHeatingCapacity) {
     225           0 :                             heatingFlow = true;
     226             :                         }
     227             :                     }
     228           0 :                 } break;
     229           0 :                 case DataSizing::FlowPerHeatingCapacity: {
     230           0 :                     if (state.dataSize->ZoneCoolingOnlyFan) {
     231           0 :                         this->autoSizedValue = this->dataFlowPerCoolingCapacity * this->dataAutosizedCoolingCapacity;
     232           0 :                         coolingFlow = true;
     233           0 :                     } else if (state.dataSize->ZoneHeatingOnlyFan) {
     234           0 :                         this->autoSizedValue = this->dataFlowPerHeatingCapacity * this->dataAutosizedHeatingCapacity;
     235           0 :                         heatingFlow = true;
     236           0 :                     } else if (this->zoneEqSizing(this->curZoneEqNum).CoolingAirFlow && !this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow) {
     237           0 :                         this->autoSizedValue = this->dataFlowPerCoolingCapacity * this->dataAutosizedCoolingCapacity;
     238           0 :                         coolingFlow = true;
     239           0 :                     } else if (this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow && !this->zoneEqSizing(this->curZoneEqNum).CoolingAirFlow) {
     240           0 :                         this->autoSizedValue = this->dataFlowPerHeatingCapacity * this->dataAutosizedHeatingCapacity;
     241           0 :                         heatingFlow = true;
     242           0 :                     } else if (this->zoneEqSizing(this->curZoneEqNum).HeatingAirFlow && this->zoneEqSizing(this->curZoneEqNum).CoolingAirFlow) {
     243           0 :                         this->autoSizedValue = max(this->dataFlowPerCoolingCapacity * this->dataAutosizedCoolingCapacity,
     244           0 :                                                    this->dataFlowPerHeatingCapacity * this->dataAutosizedHeatingCapacity);
     245           0 :                         if (this->autoSizedValue == this->dataFlowPerCoolingCapacity * this->dataAutosizedCoolingCapacity) {
     246           0 :                             coolingFlow = true;
     247           0 :                         } else if (this->autoSizedValue == this->dataFlowPerHeatingCapacity * this->dataAutosizedHeatingCapacity) {
     248           0 :                             heatingFlow = true;
     249             :                         }
     250             :                     } else {
     251           0 :                         this->autoSizedValue = max(this->dataFlowPerCoolingCapacity * this->dataAutosizedCoolingCapacity,
     252           0 :                                                    this->dataFlowPerHeatingCapacity * this->dataAutosizedHeatingCapacity);
     253           0 :                         if (this->autoSizedValue == this->dataFlowPerCoolingCapacity * this->dataAutosizedCoolingCapacity) {
     254           0 :                             coolingFlow = true;
     255           0 :                         } else if (this->autoSizedValue == this->dataFlowPerHeatingCapacity * this->dataAutosizedHeatingCapacity) {
     256           0 :                             heatingFlow = true;
     257             :                         }
     258             :                     }
     259           0 :                 } break;
     260         867 :                 default: {
     261         867 :                     if (this->zoneEqSizing(this->curZoneEqNum).CoolingAirFlow) {
     262         411 :                         this->autoSizedValue = this->zoneEqSizing(this->curZoneEqNum).CoolingAirVolFlow;
     263         456 :                     } else if (state.dataSize->ZoneCoolingOnlyFan) {
     264          93 :                         this->autoSizedValue = this->finalZoneSizing(this->curZoneEqNum).DesCoolVolFlow;
     265         363 :                     } else if (this->termUnitIU && (this->curTermUnitSizingNum > 0)) {
     266           8 :                         this->autoSizedValue = this->termUnitSizing(this->curTermUnitSizingNum).AirVolFlow;
     267         355 :                     } else if (this->zoneEqFanCoil) {
     268           0 :                         this->autoSizedValue = this->zoneEqSizing(this->curZoneEqNum).AirVolFlow;
     269         355 :                     } else if (this->zoneHeatingOnlyFan) {
     270           0 :                         this->autoSizedValue = this->finalZoneSizing(this->curZoneEqNum).DesHeatVolFlow;
     271             :                     } else {
     272         355 :                         this->autoSizedValue =
     273         355 :                             max(this->finalZoneSizing(this->curZoneEqNum).DesCoolVolFlow, this->finalZoneSizing(this->curZoneEqNum).DesHeatVolFlow);
     274             :                     }
     275         867 :                 } break;
     276             :                 }
     277             :             }
     278        2405 :         } else if (this->curSysNum > 0) {
     279        2405 :             if (!this->wasAutoSized && !this->sizingDesRunThisAirSys) {
     280         249 :                 this->autoSizedValue = _originalValue;
     281         249 :                 if (Util::SameString(this->compType, "Coil:Cooling:DX:TwoStageWithHumidityControlMode")) {
     282           7 :                     this->autoSizedValue /= (1.0 - this->dataBypassFrac); // back out bypass fraction applied in GetInput
     283           7 :                     this->originalValue /= (1.0 - this->dataBypassFrac);  // back out bypass fraction applied in GetInput
     284             :                 }
     285             :             } else {
     286        2156 :                 if (this->curOASysNum > 0) {
     287          66 :                     if (this->oaSysEqSizing(this->curOASysNum).AirFlow) {
     288             :                         // Parent object sets flow rate
     289           0 :                         this->autoSizedValue = this->oaSysEqSizing(this->curOASysNum).AirVolFlow;
     290          66 :                     } else if (this->oaSysEqSizing(this->curOASysNum).CoolingAirFlow) {
     291             :                         // Parent object sets flow rate
     292           4 :                         this->autoSizedValue = this->oaSysEqSizing(this->curOASysNum).CoolingAirVolFlow;
     293          62 :                     } else if (outsideAirSys(this->curOASysNum).AirLoopDOASNum > -1) {
     294           2 :                         this->autoSizedValue =
     295           2 :                             this->airloopDOAS[outsideAirSys(this->curOASysNum).AirLoopDOASNum].SizingMassFlow / state.dataEnvrn->StdRhoAir;
     296             :                     } else {
     297          60 :                         this->autoSizedValue = this->finalSysSizing(this->curSysNum).DesOutAirVolFlow;
     298             :                     }
     299        2090 :                 } else if (this->dataAirFlowUsedForSizing > 0.0) {
     300         343 :                     this->autoSizedValue = this->dataAirFlowUsedForSizing;
     301             :                 } else {
     302        1747 :                     if (this->unitarySysEqSizing(this->curSysNum).AirFlow) {
     303         116 :                         this->autoSizedValue = this->unitarySysEqSizing(this->curSysNum).AirVolFlow;
     304        1631 :                     } else if (this->unitarySysEqSizing(this->curSysNum).CoolingAirFlow) {
     305         780 :                         this->autoSizedValue = this->unitarySysEqSizing(this->curSysNum).CoolingAirVolFlow;
     306             :                     } else {
     307         851 :                         if (this->curDuctType == HVAC::AirDuctType::Main) {
     308         750 :                             this->autoSizedValue = this->finalSysSizing(this->curSysNum).DesMainVolFlow;
     309         101 :                         } else if (this->curDuctType == HVAC::AirDuctType::Cooling) {
     310         100 :                             this->autoSizedValue = this->finalSysSizing(this->curSysNum).DesCoolVolFlow;
     311           1 :                         } else if (this->curDuctType == HVAC::AirDuctType::Heating) {
     312           1 :                             this->autoSizedValue = this->finalSysSizing(this->curSysNum).DesHeatVolFlow;
     313           0 :                         } else if (this->curDuctType == HVAC::AirDuctType::Other) {
     314           0 :                             this->autoSizedValue = this->finalSysSizing(this->curSysNum).DesMainVolFlow;
     315             :                         } else {
     316           0 :                             this->autoSizedValue = this->finalSysSizing(this->curSysNum).DesMainVolFlow;
     317             :                         }
     318             :                     }
     319             :                 }
     320             :             }
     321           0 :         } else if (this->dataNonZoneNonAirloopValue > 0) {
     322           0 :             this->autoSizedValue = this->dataNonZoneNonAirloopValue;
     323           0 :         } else if (!this->wasAutoSized) {
     324           0 :             this->autoSizedValue = this->originalValue;
     325             :         } else {
     326           0 :             std::string msg = this->callingRoutine + ' ' + this->compType + ' ' + this->compName + ", Developer Error: Component sizing incomplete.";
     327           0 :             ShowSevereError(state, msg);
     328           0 :             this->addErrorMessage(msg);
     329           0 :             msg = format("SizingString = {}, SizingResult = {:.1T}", this->sizingString, this->autoSizedValue);
     330           0 :             ShowContinueError(state, msg);
     331           0 :             this->addErrorMessage(msg);
     332           0 :             errorsFound = true;
     333           0 :         }
     334             : 
     335             :         // override sizing string
     336        3445 :         if (this->overrideSizeString) {
     337        1138 :             if (Util::SameString(this->compType, "ZoneHVAC:FourPipeFanCoil")) {
     338           0 :                 this->sizingString = "Maximum Supply Air Flow Rate [m3/s]";
     339           0 :                 if (this->isEpJSON) this->sizingString = "maximum_supply_air_flow_rate [m3/s]";
     340        1138 :             } else if (this->coilType_Num == HVAC::CoilDX_CoolingTwoSpeed) {
     341           0 :                 if (this->dataDXSpeedNum == 1) { // mode 1 is high speed in DXCoils loop
     342           0 :                     if (this->isEpJSON) {
     343           0 :                         this->sizingString = "high_speed_rated_air_flow_rate [m3/s]";
     344             :                     } else {
     345           0 :                         this->sizingString = "High Speed Rated Air Flow Rate [m3/s]";
     346             :                     }
     347           0 :                 } else if (this->dataDXSpeedNum == 2) {
     348           0 :                     if (this->isEpJSON) {
     349           0 :                         this->sizingString = "low_speed_rated_air_flow_rate [m3/s]";
     350             :                     } else {
     351           0 :                         this->sizingString = "Low Speed Rated Air Flow Rate [m3/s]";
     352             :                     }
     353             :                 }
     354        1138 :             } else if (this->isEpJSON) {
     355           3 :                 this->sizingString = "cooling_supply_air_flow_rate [m3/s]";
     356             :             }
     357             :         }
     358        3445 :         if (this->dataScalableSizingON) {
     359           6 :             if (this->zoneAirFlowSizMethod == DataSizing::SupplyAirFlowRate || this->zoneAirFlowSizMethod == DataSizing::None) {
     360           0 :                 this->sizingStringScalable = "(scaled by flow / zone) ";
     361           6 :             } else if (this->zoneAirFlowSizMethod == DataSizing::FlowPerFloorArea) {
     362           3 :                 this->sizingStringScalable = "(scaled by flow / area) ";
     363           3 :             } else if (this->zoneAirFlowSizMethod == DataSizing::FractionOfAutosizedCoolingAirflow ||
     364           0 :                        this->zoneAirFlowSizMethod == DataSizing::FractionOfAutosizedHeatingAirflow) {
     365           3 :                 this->sizingStringScalable = "(scaled by fractional multiplier) ";
     366           0 :             } else if (this->zoneAirFlowSizMethod == DataSizing::FlowPerCoolingCapacity ||
     367           0 :                        this->zoneAirFlowSizMethod == DataSizing::FlowPerHeatingCapacity) {
     368           0 :                 this->sizingStringScalable = "(scaled by flow / capacity) ";
     369             :             }
     370             :         }
     371             :     }
     372        3486 :     if (this->dataDXCoolsLowSpeedsAutozize) {
     373          67 :         this->autoSizedValue *= this->dataFractionUsedForSizing;
     374             :     }
     375        3486 :     this->select2StgDXHumCtrlSizerOutput(state, errorsFound);
     376             : 
     377        3486 :     if (this->isCoilReportObject) {
     378             :         // SizingResult is airflow in m3/s
     379        2064 :         state.dataRptCoilSelection->coilSelectionReportObj->setCoilAirFlow(
     380        2064 :             state, this->compName, this->compType, this->autoSizedValue, this->wasAutoSized);
     381             :     }
     382        3486 :     if (this->isFanReportObject) {
     383             :         //  fill fan peak day and time here
     384           0 :         std::string DDNameFanPeak;
     385           0 :         std::string dateTimeFanPeak;
     386           0 :         if (this->dataScalableSizingON) {
     387           0 :             DDNameFanPeak = "Scaled size, not from any peak";
     388           0 :             dateTimeFanPeak = "Scaled size, not from any peak";
     389             :         } else {
     390           0 :             if (coolingFlow) {
     391           0 :                 if (this->finalZoneSizing(this->curZoneEqNum).CoolDDNum > 0 &&
     392           0 :                     this->finalZoneSizing(this->curZoneEqNum).CoolDDNum <= state.dataEnvrn->TotDesDays) {
     393           0 :                     DDNameFanPeak = state.dataWeather->DesDayInput(this->finalZoneSizing(this->curZoneEqNum).CoolDDNum).Title;
     394           0 :                     dateTimeFanPeak = format("{}/{} {}",
     395           0 :                                              state.dataWeather->DesDayInput(this->finalZoneSizing(this->curZoneEqNum).CoolDDNum).Month,
     396           0 :                                              state.dataWeather->DesDayInput(this->finalZoneSizing(this->curZoneEqNum).CoolDDNum).DayOfMonth,
     397           0 :                                              state.dataRptCoilSelection->coilSelectionReportObj->getTimeText(
     398           0 :                                                  state, this->finalZoneSizing(this->curZoneEqNum).TimeStepNumAtCoolMax));
     399             :                 }
     400           0 :             } else if (heatingFlow) {
     401           0 :                 if (this->finalZoneSizing(this->curZoneEqNum).HeatDDNum > 0 &&
     402           0 :                     this->finalZoneSizing(this->curZoneEqNum).HeatDDNum <= state.dataEnvrn->TotDesDays) {
     403           0 :                     DDNameFanPeak = state.dataWeather->DesDayInput(this->finalZoneSizing(this->curZoneEqNum).HeatDDNum).Title;
     404           0 :                     dateTimeFanPeak = format("{}/{} {}",
     405           0 :                                              state.dataWeather->DesDayInput(this->finalZoneSizing(this->curZoneEqNum).HeatDDNum).Month,
     406           0 :                                              state.dataWeather->DesDayInput(this->finalZoneSizing(this->curZoneEqNum).HeatDDNum).DayOfMonth,
     407           0 :                                              state.dataRptCoilSelection->coilSelectionReportObj->getTimeText(
     408           0 :                                                  state, this->finalZoneSizing(this->curZoneEqNum).TimeStepNumAtHeatMax));
     409             :                 }
     410             :             }
     411             :         }
     412             : 
     413           0 :         OutputReportPredefined::PreDefTableEntry(state, state.dataOutRptPredefined->pdchFanDesDay, this->compName, DDNameFanPeak);
     414           0 :         OutputReportPredefined::PreDefTableEntry(state, state.dataOutRptPredefined->pdchFanPkTime, this->compName, dateTimeFanPeak);
     415           0 :     }
     416        3486 :     return this->autoSizedValue;
     417             : }
     418             : 
     419           0 : void CoolingAirFlowSizer::clearState()
     420             : {
     421           0 :     BaseSizerWithScalableInputs::clearState();
     422           0 : }
     423             : 
     424             : } // namespace EnergyPlus

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