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1 : // EnergyPlus, Copyright (c) 1996-2023, The Board of Trustees of the University of Illinois,
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47 :
48 : // ObjexxFCL Headers
49 : #include <ObjexxFCL/Array1D.hh>
50 :
51 : // EnergyPlus Headers
52 : #include <EnergyPlus/Data/EnergyPlusData.hh>
53 : #include <EnergyPlus/DataHeatBalance.hh>
54 : #include <EnergyPlus/HeatBalanceInternalHeatGains.hh>
55 : #include <EnergyPlus/UtilityRoutines.hh>
56 :
57 : namespace EnergyPlus {
58 :
59 1192 : void SetupZoneInternalGain(EnergyPlusData &state,
60 : int const ZoneNum,
61 : std::string_view const cComponentName, // user unique name for device
62 : DataHeatBalance::IntGainType const IntGainCompType,
63 : Real64 *ConvectionGainRate, // pointer target for remote convection gain value to be accessed
64 : Real64 *ReturnAirConvectionGainRate,
65 : Real64 *ThermalRadiationGainRate, // pointer target for remote IR radiation gain value to be accessed
66 : Real64 *LatentGainRate,
67 : Real64 *ReturnAirLatentGainRate,
68 : Real64 *CarbonDioxideGainRate,
69 : Real64 *GenericContamGainRate,
70 : int RetNodeNum // for return air heat gains
71 : )
72 : {
73 : // Distribute zone internal gain across all spaces in the zone weighted by floor area
74 1192 : Real64 gainFrac = 1.0;
75 2384 : for (int spaceNum : state.dataHeatBal->Zone(ZoneNum).spaceIndexes) {
76 1192 : if (state.dataHeatBal->Zone(ZoneNum).numSpaces > 1) {
77 0 : gainFrac = state.dataHeatBal->space(spaceNum).floorArea / state.dataHeatBal->Zone(ZoneNum).FloorArea;
78 : }
79 1192 : SetupSpaceInternalGain(state,
80 : spaceNum,
81 : gainFrac,
82 : cComponentName,
83 : IntGainCompType,
84 : ConvectionGainRate,
85 : ReturnAirConvectionGainRate,
86 : ThermalRadiationGainRate,
87 : LatentGainRate,
88 : ReturnAirLatentGainRate,
89 : CarbonDioxideGainRate,
90 : GenericContamGainRate,
91 : RetNodeNum);
92 : }
93 1192 : }
94 13458 : void SetupSpaceInternalGain(EnergyPlusData &state,
95 : int const spaceNum,
96 : Real64 spaceGainFraction, // Fraction of gain value assigned to this space
97 : std::string_view const cComponentName, // user unique name for device
98 : DataHeatBalance::IntGainType const IntGainCompType,
99 : Real64 *ConvectionGainRate, // pointer target for remote convection gain value to be accessed
100 : Real64 *ReturnAirConvectionGainRate,
101 : Real64 *ThermalRadiationGainRate, // pointer target for remote IR radiation gain value to be accessed
102 : Real64 *LatentGainRate,
103 : Real64 *ReturnAirLatentGainRate,
104 : Real64 *CarbonDioxideGainRate,
105 : Real64 *GenericContamGainRate,
106 : int RetNodeNum // for return air heat gains
107 : )
108 : {
109 :
110 : // SUBROUTINE INFORMATION:
111 : // AUTHOR B. Griffith
112 : // DATE WRITTEN November 2011
113 :
114 : // PURPOSE OF THIS SUBROUTINE:
115 : // provide a general interface for setting up devices with internal gains
116 :
117 : // METHODOLOGY EMPLOYED:
118 : // use pointers to access gain rates in device models
119 : // devices are internal gains like people, lights, electric equipment
120 : // and HVAC components with skin loss models like thermal tanks, and power conditioning.
121 :
122 : using namespace DataHeatBalance;
123 :
124 13458 : int constexpr DeviceAllocInc(100);
125 :
126 : int IntGainsNum;
127 : bool FoundIntGainsType;
128 : bool FoundDuplicate;
129 26916 : std::string UpperCaseObjectName;
130 :
131 : // Object Data
132 :
133 13458 : FoundIntGainsType = false;
134 13458 : FoundDuplicate = false;
135 13458 : UpperCaseObjectName = UtilityRoutines::MakeUPPERCase(cComponentName);
136 :
137 13458 : auto &thisIntGain = state.dataHeatBal->spaceIntGainDevices(spaceNum);
138 31680 : for (IntGainsNum = 1; IntGainsNum <= thisIntGain.numberOfDevices; ++IntGainsNum) {
139 19385 : if ((thisIntGain.device(IntGainsNum).CompObjectType == DataHeatBalance::IntGainTypeNamesUC[static_cast<int>(IntGainCompType)]) &&
140 1163 : (thisIntGain.device(IntGainsNum).CompType == IntGainCompType)) {
141 1163 : FoundIntGainsType = true;
142 1163 : if (thisIntGain.device(IntGainsNum).CompObjectName == UpperCaseObjectName) {
143 0 : FoundDuplicate = true;
144 0 : break;
145 : }
146 : }
147 : }
148 :
149 13458 : if (FoundDuplicate) {
150 0 : ShowSevereError(state, "SetupZoneInternalGain: developer error, trapped duplicate internal gains sent to SetupZoneInternalGain");
151 0 : ShowContinueError(state, "The duplicate object user name =" + format(cComponentName));
152 0 : ShowContinueError(state, "The duplicate object type = " + format(DataHeatBalance::IntGainTypeNamesCC[static_cast<int>(IntGainCompType)]));
153 0 : ShowContinueError(state, "This internal gain will not be modeled, and the simulation continues");
154 0 : return;
155 : }
156 :
157 13458 : if (thisIntGain.numberOfDevices == 0) {
158 4162 : thisIntGain.device.allocate(DeviceAllocInc);
159 4162 : thisIntGain.maxNumberOfDevices = DeviceAllocInc;
160 : } else {
161 9296 : if (thisIntGain.numberOfDevices + 1 > thisIntGain.maxNumberOfDevices) {
162 0 : thisIntGain.device.redimension(thisIntGain.maxNumberOfDevices += DeviceAllocInc);
163 : }
164 : }
165 13458 : ++thisIntGain.numberOfDevices;
166 :
167 13458 : thisIntGain.device(thisIntGain.numberOfDevices).CompObjectType = DataHeatBalance::IntGainTypeNamesUC[static_cast<int>(IntGainCompType)];
168 13458 : thisIntGain.device(thisIntGain.numberOfDevices).CompObjectName = UpperCaseObjectName;
169 13458 : thisIntGain.device(thisIntGain.numberOfDevices).CompType = IntGainCompType;
170 13458 : thisIntGain.device(thisIntGain.numberOfDevices).spaceGainFrac = spaceGainFraction;
171 :
172 : // note pointer assignments in code below!
173 13458 : if (ConvectionGainRate) {
174 13441 : thisIntGain.device(thisIntGain.numberOfDevices).PtrConvectGainRate = ConvectionGainRate;
175 : } else {
176 17 : thisIntGain.device(thisIntGain.numberOfDevices).PtrConvectGainRate = &state.dataHeatBal->zeroPointerVal;
177 : }
178 13458 : if (ReturnAirConvectionGainRate) {
179 4262 : thisIntGain.device(thisIntGain.numberOfDevices).PtrReturnAirConvGainRate = ReturnAirConvectionGainRate;
180 : } else {
181 9196 : thisIntGain.device(thisIntGain.numberOfDevices).PtrReturnAirConvGainRate = &state.dataHeatBal->zeroPointerVal;
182 : }
183 13458 : if (ThermalRadiationGainRate) {
184 12265 : thisIntGain.device(thisIntGain.numberOfDevices).PtrRadiantGainRate = ThermalRadiationGainRate;
185 : } else {
186 1193 : thisIntGain.device(thisIntGain.numberOfDevices).PtrRadiantGainRate = &state.dataHeatBal->zeroPointerVal;
187 : }
188 13458 : if (LatentGainRate) {
189 9251 : thisIntGain.device(thisIntGain.numberOfDevices).PtrLatentGainRate = LatentGainRate;
190 : } else {
191 4207 : thisIntGain.device(thisIntGain.numberOfDevices).PtrLatentGainRate = &state.dataHeatBal->zeroPointerVal;
192 : }
193 13458 : if (ReturnAirLatentGainRate) {
194 184 : thisIntGain.device(thisIntGain.numberOfDevices).PtrReturnAirLatentGainRate = ReturnAirLatentGainRate;
195 : } else {
196 13274 : thisIntGain.device(thisIntGain.numberOfDevices).PtrReturnAirLatentGainRate = &state.dataHeatBal->zeroPointerVal;
197 : }
198 13458 : if (CarbonDioxideGainRate) {
199 3952 : thisIntGain.device(thisIntGain.numberOfDevices).PtrCarbonDioxideGainRate = CarbonDioxideGainRate;
200 : } else {
201 9506 : thisIntGain.device(thisIntGain.numberOfDevices).PtrCarbonDioxideGainRate = &state.dataHeatBal->zeroPointerVal;
202 : }
203 13458 : if (GenericContamGainRate) {
204 13 : thisIntGain.device(thisIntGain.numberOfDevices).PtrGenericContamGainRate = GenericContamGainRate;
205 : } else {
206 13445 : thisIntGain.device(thisIntGain.numberOfDevices).PtrGenericContamGainRate = &state.dataHeatBal->zeroPointerVal;
207 : }
208 13458 : thisIntGain.device(thisIntGain.numberOfDevices).ReturnAirNodeNum = RetNodeNum;
209 : }
210 :
211 2313 : } // namespace EnergyPlus
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