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47 :
48 : #ifndef DataZoneEnergyDemands_hh_INCLUDED
49 : #define DataZoneEnergyDemands_hh_INCLUDED
50 :
51 : // ObjexxFCL Headers
52 : #include <ObjexxFCL/Array1D.hh>
53 :
54 : // EnergyPlus Headers
55 : #include <EnergyPlus/Data/BaseData.hh>
56 : #include <EnergyPlus/EPVector.hh>
57 : #include <EnergyPlus/EnergyPlus.hh>
58 :
59 : namespace EnergyPlus {
60 :
61 : namespace DataZoneEnergyDemands {
62 :
63 : struct ZoneSystemDemandData // Sensible cooling/heating loads to be met (watts) or Humidification/dehumidification loads to be met (kg water per
64 : // second)
65 : {
66 : Real64 RemainingOutputRequired = 0.0; // The load each equipment sees as what is remaining with load fractions applied [W] (multiplied)
67 : Real64 UnadjRemainingOutputRequired = 0.0; // The total unadjusted load remaining to be met [W] (multiplied)
68 : Real64 TotalOutputRequired = 0.0; // The total output required from all equipment [W] (multiplied)
69 : int NumZoneEquipment = 0; // count of zone equipment for this zone, from ZoneHVAC:EquipmentList
70 : Real64 SupplyAirAdjustFactor = 1.0; // supply air adjustment factor due to the cap of
71 : // zone maximum outdoor air fraction
72 : int StageNum = 0; // The stage number when staged thermostate is used:
73 : // 0 no load, >0 Heating stage, <0 Cooling stage
74 :
75 436 : virtual ~ZoneSystemDemandData() = default;
76 :
77 : virtual void beginEnvironmentInit() = 0;
78 :
79 : virtual void setUpOutputVars(
80 : EnergyPlusData &state, std::string_view prefix, std::string const &name, bool staged, bool attachMeters, int zoneMult, int listMult) = 0;
81 : };
82 :
83 : struct ZoneSystemSensibleDemand : ZoneSystemDemandData // Sensible cooling/heating loads to be met (watts)
84 : {
85 : Real64 OutputRequiredToHeatingSP = 0.0; // Load required to meet heating setpoint (>0 is a heating load) [W] (multiplied)
86 : Real64 OutputRequiredToCoolingSP = 0.0; // Load required to meet cooling setpoint (<0 is a cooling load) [W] (multiplied)
87 : Real64 RemainingOutputReqToHeatSP =
88 : 0.0; // Remaining load required to meet heating setpoint with load fractions applied (>0 is a heating load) [W] (multiplied)
89 : Real64 RemainingOutputReqToCoolSP =
90 : 0.0; // Remaining load required to meet cooling setpoint with load fractions applied (<0 is a cooling load) [W] (multiplied)
91 : Real64 UnadjRemainingOutputReqToHeatSP =
92 : 0.0; // Remaining unadjusted load required to meet heating setpoint (>0 is a heating load) [W] (multiplied)
93 : Real64 UnadjRemainingOutputReqToCoolSP =
94 : 0.0; // Remaining unadjusted load required to meet cooling setpoint (<0 is a cooling load) [W] (multiplied)
95 : EPVector<Real64> SequencedOutputRequired; // load required to meet setpoint by sequence [W] (multiplied)
96 : EPVector<Real64> SequencedOutputRequiredToHeatingSP; // load required to meet heating setpoint by sequence [W] (multiplied)
97 : EPVector<Real64> SequencedOutputRequiredToCoolingSP; // load required to meet cooling setpoint by sequence [W] (multiplied)
98 : Real64 predictedRate = 0.0; // Predicted sensible load [W] (unmultiplied)
99 : Real64 predictedHSPRate = 0.0; // Predicted sensible load to heating setpoint [W] (unmultiplied)
100 : Real64 predictedCSPRate = 0.0; // Predicted sensible load to cooling setpoint [W] (unmultiplied)
101 : Real64 airSysHeatRate = 0.0; // sensible heating rate [W] (unmultiplied)
102 : Real64 airSysCoolRate = 0.0; // sensible cooling rate [W] (unmultiplied)
103 : Real64 airSysHeatEnergy = 0.0; // sensible heating energy [J] (unmultiplied)
104 : Real64 airSysCoolEnergy = 0.0; // sensible cooling energy [J] (unmultiplied)
105 :
106 : void beginEnvironmentInit() override;
107 :
108 : void setUpOutputVars(EnergyPlusData &state,
109 : std::string_view prefix,
110 : std::string const &name,
111 : bool staged,
112 : bool attachMeters,
113 : int zoneMult,
114 : int listMult) override;
115 :
116 : void reportZoneAirSystemSensibleLoads(EnergyPlusData &state, Real64 SNLoad);
117 :
118 : void reportSensibleLoadsZoneMultiplier(
119 : EnergyPlusData &state, int zoneNum, Real64 totalLoad, Real64 loadToHeatingSetPoint, Real64 loadToCoolingSetPoint);
120 : };
121 : struct ZoneSystemMoistureDemand : ZoneSystemDemandData // Humidification/dehumidification loads to be met (kg water per second)
122 : {
123 : Real64 OutputRequiredToHumidifyingSP = 0.0; // Load required to meet humidifying setpoint (>0 = a humidify load) [kgWater/s] (multiplied)
124 : Real64 OutputRequiredToDehumidifyingSP =
125 : 0.0; // Load required to meet dehumidifying setpoint (<0 = a dehumidify load) [kgWater/s] (multiplied)
126 : Real64 RemainingOutputReqToHumidSP = 0.0; // Remaining load required to meet humidifying setpoint with load fractions applied
127 : // (>0 is a humidify load) [kgWater/s] (multiplied)
128 : Real64 RemainingOutputReqToDehumidSP = 0.0; // Remaining load required to meet dehumidifying setpoint with load fractions applied
129 : // (<0 is a dehumidify load) [kgWater/s] (multiplied)
130 : Real64 UnadjRemainingOutputReqToHumidSP = 0.0; // Remaining unadjusted load required to meet humidifying setpoint
131 : // (>0 is a humidify load) [kgWater/s] (multiplied)
132 : Real64 UnadjRemainingOutputReqToDehumidSP = 0.0; // Remaining unadjusted load required to meet dehumidifying setpoint
133 : // (<0 is a dehumidify load) [kgWater/s] (multiplied)
134 : EPVector<Real64> SequencedOutputRequired; // load required to meet setpoint by sequence [kgWater/s] (multiplied)
135 : EPVector<Real64> SequencedOutputRequiredToHumidSP; // load required to meet humidify setpoint by sequence [kgWater/s] (multiplied)
136 : EPVector<Real64> SequencedOutputRequiredToDehumidSP; // load required to meet dehumidify setpoint by sequenc [kgWater/s] (multiplied)
137 : Real64 predictedRate = 0.0; // Predicted moisture load to setpoint [kgWater/s] (unmultiplied)
138 : Real64 predictedHumSPRate = 0.0; // Predicted latent load to humidification setpoint [kgWater/s] (unmultiplied)
139 : Real64 predictedDehumSPRate = 0.0; // Predicted latent load to dehumidification setpoint [kgWater/s] (unmultiplied)
140 : Real64 airSysHeatRate = 0.0; // air system latent heating rate [W] (unmultiplied)
141 : Real64 airSysCoolRate = 0.0; // air system latent cooling rate [W] (unmultiplied)
142 : Real64 airSysHeatEnergy = 0.0; // air system latent heating energy [J] (unmultiplied)
143 : Real64 airSysCoolEnergy = 0.0; // latent cooling energy [J] (unmultiplied)
144 : Real64 airSysSensibleHeatRatio = 0.0; // air system SHR []
145 : Real64 vaporPressureDifference = 0.0; // vapor pressure depression [Pa]
146 :
147 : void beginEnvironmentInit() override;
148 :
149 : void setUpOutputVars(EnergyPlusData &state,
150 : std::string_view prefix,
151 : std::string const &name,
152 : [[maybe_unused]] bool staged = false,
153 : [[maybe_unused]] bool attachMeters = false,
154 : [[maybe_unused]] int zoneMult = 0,
155 : [[maybe_unused]] int listMult = 0) override;
156 :
157 : void reportZoneAirSystemMoistureLoads(EnergyPlusData &state, Real64 latentGain, Real64 sensibleLoad, Real64 vaporPressureDiff);
158 :
159 : void reportMoistLoadsZoneMultiplier(
160 : EnergyPlusData &state, int zoneNum, Real64 totalLoad, Real64 loadToHumidifySetPoint, Real64 loadToDehumidifySetPoint);
161 : };
162 :
163 : } // namespace DataZoneEnergyDemands
164 :
165 : struct DataZoneEnergyDemandsData : BaseGlobalStruct
166 : {
167 : Array1D_bool DeadBandOrSetback; // true if zone temperature is in the thermostat deadband before any heating / cooling done
168 : Array1D_bool Setback; // true if zone temperature has increased from previous setting
169 : Array1D_bool CurDeadBandOrSetback; // same as above except updated after each piece of zone equipment in a zone is simulated
170 : EPVector<DataZoneEnergyDemands::ZoneSystemSensibleDemand> ZoneSysEnergyDemand;
171 : EPVector<DataZoneEnergyDemands::ZoneSystemMoistureDemand> ZoneSysMoistureDemand;
172 : EPVector<DataZoneEnergyDemands::ZoneSystemSensibleDemand> spaceSysEnergyDemand;
173 : EPVector<DataZoneEnergyDemands::ZoneSystemMoistureDemand> spaceSysMoistureDemand;
174 :
175 2126 : void init_constant_state([[maybe_unused]] EnergyPlusData &state) override
176 : {
177 2126 : }
178 :
179 1152 : void init_state([[maybe_unused]] EnergyPlusData &state) override
180 : {
181 1152 : }
182 :
183 2100 : void clear_state() override
184 : {
185 2100 : new (this) DataZoneEnergyDemandsData();
186 2100 : }
187 : };
188 :
189 : } // namespace EnergyPlus
190 :
191 : #endif
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