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1 : // EnergyPlus, Copyright (c) 1996-2025, The Board of Trustees of the University of Illinois,
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47 :
48 : #ifndef DisplacementVentMgr_hh_INCLUDED
49 : #define DisplacementVentMgr_hh_INCLUDED
50 :
51 : // EnergyPlus Headers
52 : #include <EnergyPlus/ConvectionCoefficients.hh>
53 : #include <EnergyPlus/Data/BaseData.hh>
54 : #include <EnergyPlus/EnergyPlus.hh>
55 :
56 : namespace EnergyPlus {
57 :
58 : // Forward declarations
59 : struct EnergyPlusData;
60 :
61 : namespace RoomAir {
62 :
63 : void ManageDispVent3Node(EnergyPlusData &state, int ZoneNum); // index number for the specified zone
64 :
65 : void InitDispVent3Node(EnergyPlusData &state, int ZoneNum);
66 :
67 : void HcDispVent3Node(EnergyPlusData &state, int ZoneNum, Real64 FractionHeight);
68 :
69 : Real64 calculateThirdOrderFloorTemperature(Real64 temperatureHistoryTerm,
70 : Real64 HAT_floor,
71 : Real64 HA_floor,
72 : Real64 MCpT_Total,
73 : Real64 MCp_Total,
74 : Real64 occupiedTemp,
75 : Real64 nonAirSystemResponse,
76 : Real64 zoneMultiplier,
77 : Real64 airCap);
78 :
79 : void CalcDispVent3Node(EnergyPlusData &state, int ZoneNum); // Which Zonenum
80 :
81 : static constexpr std::array<DataHeatBalance::IntGainType, 51> IntGainTypesOccupied = {
82 : DataHeatBalance::IntGainType::People,
83 : DataHeatBalance::IntGainType::WaterHeaterMixed,
84 : DataHeatBalance::IntGainType::WaterHeaterStratified,
85 : DataHeatBalance::IntGainType::ThermalStorageChilledWaterMixed,
86 : DataHeatBalance::IntGainType::ThermalStorageChilledWaterStratified,
87 : DataHeatBalance::IntGainType::ElectricEquipment,
88 : DataHeatBalance::IntGainType::ElectricEquipmentITEAirCooled,
89 : DataHeatBalance::IntGainType::GasEquipment,
90 : DataHeatBalance::IntGainType::HotWaterEquipment,
91 : DataHeatBalance::IntGainType::SteamEquipment,
92 : DataHeatBalance::IntGainType::OtherEquipment,
93 : DataHeatBalance::IntGainType::IndoorGreen,
94 : DataHeatBalance::IntGainType::ZoneBaseboardOutdoorTemperatureControlled,
95 : DataHeatBalance::IntGainType::GeneratorFuelCell,
96 : DataHeatBalance::IntGainType::WaterUseEquipment,
97 : DataHeatBalance::IntGainType::GeneratorMicroCHP,
98 : DataHeatBalance::IntGainType::ElectricLoadCenterTransformer,
99 : DataHeatBalance::IntGainType::ElectricLoadCenterInverterSimple,
100 : DataHeatBalance::IntGainType::ElectricLoadCenterInverterFunctionOfPower,
101 : DataHeatBalance::IntGainType::ElectricLoadCenterInverterLookUpTable,
102 : DataHeatBalance::IntGainType::ElectricLoadCenterStorageLiIonNmcBattery,
103 : DataHeatBalance::IntGainType::ElectricLoadCenterStorageBattery,
104 : DataHeatBalance::IntGainType::ElectricLoadCenterStorageSimple,
105 : DataHeatBalance::IntGainType::PipeIndoor,
106 : DataHeatBalance::IntGainType::RefrigerationCase,
107 : DataHeatBalance::IntGainType::RefrigerationCompressorRack,
108 : DataHeatBalance::IntGainType::RefrigerationSystemAirCooledCondenser,
109 : DataHeatBalance::IntGainType::RefrigerationSystemSuctionPipe,
110 : DataHeatBalance::IntGainType::RefrigerationSecondaryReceiver,
111 : DataHeatBalance::IntGainType::RefrigerationSecondaryPipe,
112 : DataHeatBalance::IntGainType::RefrigerationWalkIn,
113 : DataHeatBalance::IntGainType::RefrigerationTransSysAirCooledGasCooler,
114 : DataHeatBalance::IntGainType::RefrigerationTransSysSuctionPipeMT,
115 : DataHeatBalance::IntGainType::RefrigerationTransSysSuctionPipeLT,
116 : DataHeatBalance::IntGainType::Pump_VarSpeed,
117 : DataHeatBalance::IntGainType::Pump_ConSpeed,
118 : DataHeatBalance::IntGainType::Pump_Cond,
119 : DataHeatBalance::IntGainType::PumpBank_VarSpeed,
120 : DataHeatBalance::IntGainType::PumpBank_ConSpeed,
121 : DataHeatBalance::IntGainType::PlantComponentUserDefined,
122 : DataHeatBalance::IntGainType::CoilUserDefined,
123 : DataHeatBalance::IntGainType::ZoneHVACForcedAirUserDefined,
124 : DataHeatBalance::IntGainType::AirTerminalUserDefined,
125 : DataHeatBalance::IntGainType::PackagedTESCoilTank,
126 : DataHeatBalance::IntGainType::SecCoolingDXCoilSingleSpeed,
127 : DataHeatBalance::IntGainType::SecHeatingDXCoilSingleSpeed,
128 : DataHeatBalance::IntGainType::SecCoolingDXCoilTwoSpeed,
129 : DataHeatBalance::IntGainType::SecCoolingDXCoilMultiSpeed,
130 : DataHeatBalance::IntGainType::SecHeatingDXCoilMultiSpeed,
131 : DataHeatBalance::IntGainType::ElectricLoadCenterConverter,
132 : DataHeatBalance::IntGainType::FanSystemModel};
133 :
134 : static constexpr std::array<DataHeatBalance::IntGainType, 2> IntGainTypesMixedSubzone = {DataHeatBalance::IntGainType::DaylightingDeviceTubular,
135 : DataHeatBalance::IntGainType::Lights};
136 :
137 : // Explicitly list internal gains not applicable for Displacement Vent
138 : static constexpr std::array<DataHeatBalance::IntGainType, 2> ExcludedIntGainTypes = {
139 : DataHeatBalance::IntGainType::ZoneContaminantSourceAndSinkCarbonDioxide,
140 : DataHeatBalance::IntGainType::ZoneContaminantSourceAndSinkGenericContam};
141 :
142 : } // namespace RoomAir
143 :
144 : struct DisplacementVentMgrData : BaseGlobalStruct
145 : {
146 : Real64 HAT_MX = 0.0; // HAT_MX Convection Coefficient times Area times Temperature for the upper subzone
147 : Real64 HA_MX = 0.0; // HA_MX Convection Coefficient times Area for the upper subzone
148 : Real64 HAT_OC = 0.0; // HAT_OC Convection Coefficient times Area times Temperature for the lower subzone
149 : Real64 HA_OC = 0.0; // HA_OC Convection Coefficient times Area for the lower subzone
150 : Real64 HAT_FLOOR = 0.0; // HAT_FLOOR Convection Coefficient times Area times Temperature for the floor(?) subzone
151 : Real64 HA_FLOOR = 0.0; // HA_FLOOR Convection Coefficient times Area for the floor(?) subzone
152 : Real64 HeightFloorSubzoneTop = 0.2; // Assumed thickness of floor subzone
153 : Real64 ThickOccupiedSubzoneMin = 0.2; // Minimum thickness of occupied subzone
154 : Real64 HeightIntMass = 0.0; // Height of internal mass surfaces, assumed vertical, cannot exceed ceiling height
155 : Real64 HeightIntMassDefault = 2.0; // Default height of internal mass surfaces
156 : bool InitUCSDDVMyOneTimeFlag = true;
157 : Array1D_bool MyEnvrnFlag;
158 : Real64 TempDepCoef = 0.0; // Formerly CoefSumha, coef in zone temp equation with dimensions of h*A
159 : Real64 TempIndCoef = 0.0; // Formerly CoefSumhat, coef in zone temp equation with dimensions of h*A(T1
160 :
161 2126 : void init_constant_state([[maybe_unused]] EnergyPlusData &state) override
162 : {
163 2126 : }
164 :
165 1152 : void init_state([[maybe_unused]] EnergyPlusData &state) override
166 : {
167 1152 : }
168 :
169 2100 : void clear_state() override
170 : {
171 2100 : this->HAT_MX = 0.0;
172 2100 : this->HA_MX = 0.0;
173 2100 : this->HAT_OC = 0.0;
174 2100 : this->HA_OC = 0.0;
175 2100 : this->HAT_FLOOR = 0.0;
176 2100 : this->HA_FLOOR = 0.0;
177 2100 : this->HeightFloorSubzoneTop = 0.2;
178 2100 : this->ThickOccupiedSubzoneMin = 0.2;
179 2100 : this->HeightIntMass = 0.0;
180 2100 : this->HeightIntMassDefault = 2.0;
181 2100 : this->InitUCSDDVMyOneTimeFlag = true;
182 2100 : this->MyEnvrnFlag.clear();
183 2100 : this->TempDepCoef = 0.0;
184 2100 : this->TempIndCoef = 0.0;
185 2100 : }
186 : };
187 :
188 : } // namespace EnergyPlus
189 :
190 : #endif
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