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
      33             : //     specifically required in this Section (4), Licensee shall not use in a company name, a
      34             : //     product name, in advertising, publicity, or other promotional activities any name, trade
      35             : //     name, trademark, logo, or other designation of "EnergyPlus", "E+", "e+" or confusingly
      36             : //     similar designation, without the U.S. Department of Energy's prior written consent.
      37             : //
      38             : // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
      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/CoolingWaterDesAirInletHumRatSizing.hh>
      49             : #include <EnergyPlus/Data/EnergyPlusData.hh>
      50             : 
      51             : namespace EnergyPlus {
      52             : 
      53         962 : Real64 CoolingWaterDesAirInletHumRatSizer::size(EnergyPlusData &state, Real64 _originalValue, bool &errorsFound)
      54             : {
      55         962 :     if (!this->checkInitialized(state, errorsFound)) {
      56           0 :         return 0.0;
      57             :     }
      58         962 :     this->preSize(state, _originalValue);
      59             : 
      60         962 :     if (this->curZoneEqNum > 0) {
      61         214 :         if (!this->wasAutoSized && !this->sizingDesRunThisZone) {
      62           0 :             this->autoSizedValue = _originalValue;
      63             :         } else {
      64         214 :             if (this->termUnitIU) {
      65           8 :                 this->autoSizedValue = this->finalZoneSizing(this->curZoneEqNum).ZoneHumRatAtCoolPeak;
      66         206 :             } else if (this->zoneEqFanCoil) {
      67         162 :                 Real64 desMassFlow = this->finalZoneSizing(this->curZoneEqNum).DesCoolMassFlow;
      68         162 :                 this->autoSizedValue = this->setCoolCoilInletHumRatForZoneEqSizing(
      69         162 :                     this->setOAFracForZoneEqSizing(state, desMassFlow, this->zoneEqSizing(this->curZoneEqNum)),
      70         162 :                     this->zoneEqSizing(this->curZoneEqNum),
      71         162 :                     this->finalZoneSizing(this->curZoneEqNum));
      72             :             } else {
      73          44 :                 this->autoSizedValue = this->finalZoneSizing(this->curZoneEqNum).DesCoolCoilInHumRat;
      74             :             }
      75             :         }
      76         748 :     } else if (this->curSysNum > 0) {
      77         748 :         if (!this->wasAutoSized && !this->sizingDesRunThisAirSys) {
      78           0 :             this->autoSizedValue = _originalValue;
      79             :         } else {
      80         748 :             if (this->curOASysNum > 0) { // coil is in OA stream
      81          62 :                 if (this->outsideAirSys(this->curOASysNum).AirLoopDOASNum > -1) {
      82           2 :                     this->autoSizedValue = this->airloopDOAS[this->outsideAirSys(this->curOASysNum).AirLoopDOASNum].SizingCoolOAHumRat;
      83             :                 } else {
      84          60 :                     this->autoSizedValue = this->finalSysSizing(this->curSysNum).OutHumRatAtCoolPeak;
      85             :                 }
      86         686 :             } else if (this->dataDesInletAirHumRat > 0.0) {
      87         343 :                 this->autoSizedValue = this->dataDesInletAirHumRat;
      88             :             } else {                                                               // coil is in main air loop
      89         343 :                 if (this->primaryAirSystem(this->curSysNum).NumOACoolCoils == 0) { // there is no precooling of the OA stream
      90         315 :                     this->autoSizedValue = this->finalSysSizing(this->curSysNum).MixHumRatAtCoolPeak;
      91             :                 } else { // there is precooling of the OA stream
      92          28 :                     Real64 OutAirFrac = 1.0;
      93          28 :                     if (this->dataFlowUsedForSizing > 0.0) {
      94          28 :                         OutAirFrac = this->finalSysSizing(this->curSysNum).DesOutAirVolFlow / this->dataFlowUsedForSizing;
      95          28 :                         OutAirFrac = min(1.0, max(0.0, OutAirFrac));
      96             :                     }
      97          28 :                     this->autoSizedValue = OutAirFrac * this->finalSysSizing(this->curSysNum).PrecoolHumRat +
      98          28 :                                            (1.0 - OutAirFrac) * this->finalSysSizing(this->curSysNum).RetHumRatAtCoolPeak;
      99             :                 }
     100             :             }
     101             :         }
     102             :     }
     103         962 :     if (this->overrideSizeString) {
     104         962 :         if (this->isEpJSON) this->sizingString = "design_inlet_air_humidity_ratio [kgWater/kgDryAir]";
     105             :     }
     106         962 :     this->selectSizerOutput(state, errorsFound);
     107         962 :     if (this->isCoilReportObject)
     108         962 :         state.dataRptCoilSelection->coilSelectionReportObj->setCoilEntAirHumRat(state, this->compName, this->compType, this->autoSizedValue);
     109         962 :     return this->autoSizedValue;
     110             : }
     111             : 
     112             : } // namespace EnergyPlus