Line data Source code
1 : // EnergyPlus, Copyright (c) 1996-2025, 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 64 : Real64 CoolingWaterDesAirInletHumRatSizer::size(EnergyPlusData &state, Real64 _originalValue, bool &errorsFound)
54 : {
55 64 : if (!this->checkInitialized(state, errorsFound)) {
56 1 : return 0.0;
57 : }
58 63 : this->preSize(state, _originalValue);
59 :
60 63 : if (this->curZoneEqNum > 0) {
61 30 : if (!this->wasAutoSized && !this->sizingDesRunThisZone) {
62 4 : this->autoSizedValue = _originalValue;
63 : } else {
64 26 : if (this->termUnitIU) {
65 1 : this->autoSizedValue = this->finalZoneSizing(this->curZoneEqNum).ZoneHumRatAtCoolPeak;
66 25 : } else if (this->zoneEqFanCoil) {
67 17 : Real64 desMassFlow = this->finalZoneSizing(this->curZoneEqNum).DesCoolMassFlow;
68 17 : this->autoSizedValue = this->setCoolCoilInletHumRatForZoneEqSizing(
69 17 : this->setOAFracForZoneEqSizing(state, desMassFlow, this->zoneEqSizing(this->curZoneEqNum)),
70 17 : this->zoneEqSizing(this->curZoneEqNum),
71 17 : this->finalZoneSizing(this->curZoneEqNum));
72 : } else {
73 8 : this->autoSizedValue = this->finalZoneSizing(this->curZoneEqNum).DesCoolCoilInHumRat;
74 : }
75 : }
76 33 : } else if (this->curSysNum > 0) {
77 33 : if (!this->wasAutoSized && !this->sizingDesRunThisAirSys) {
78 1 : this->autoSizedValue = _originalValue;
79 : } else {
80 32 : if (this->curOASysNum > 0) { // coil is in OA stream
81 3 : if (this->outsideAirSys(this->curOASysNum).AirLoopDOASNum > -1) {
82 2 : this->autoSizedValue = this->airloopDOAS[this->outsideAirSys(this->curOASysNum).AirLoopDOASNum].SizingCoolOAHumRat;
83 : } else {
84 1 : this->autoSizedValue = this->finalSysSizing(this->curSysNum).OutHumRatAtCoolPeak;
85 : }
86 29 : } else if (this->dataDesInletAirHumRat > 0.0) {
87 13 : this->autoSizedValue = this->dataDesInletAirHumRat;
88 : } else { // coil is in main air loop
89 16 : if (this->primaryAirSystem(this->curSysNum).NumOACoolCoils == 0) { // there is no precooling of the OA stream
90 14 : this->autoSizedValue = this->finalSysSizing(this->curSysNum).MixHumRatAtCoolPeak;
91 : } else { // there is precooling of the OA stream
92 2 : Real64 OutAirFrac = 1.0;
93 2 : if (this->dataFlowUsedForSizing > 0.0) {
94 1 : OutAirFrac = this->finalSysSizing(this->curSysNum).DesOutAirVolFlow / this->dataFlowUsedForSizing;
95 1 : OutAirFrac = min(1.0, max(0.0, OutAirFrac));
96 : }
97 2 : this->autoSizedValue = OutAirFrac * this->finalSysSizing(this->curSysNum).PrecoolHumRat +
98 2 : (1.0 - OutAirFrac) * this->finalSysSizing(this->curSysNum).RetHumRatAtCoolPeak;
99 : }
100 : }
101 : }
102 : }
103 63 : if (this->overrideSizeString) {
104 63 : if (this->isEpJSON) this->sizingString = "design_inlet_air_humidity_ratio [kgWater/kgDryAir]";
105 : }
106 63 : this->selectSizerOutput(state, errorsFound);
107 63 : if (this->isCoilReportObject)
108 63 : state.dataRptCoilSelection->coilSelectionReportObj->setCoilEntAirHumRat(state, this->compName, this->compType, this->autoSizedValue);
109 63 : return this->autoSizedValue;
110 : }
111 :
112 : } // namespace EnergyPlus
|
