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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 ElectricBaseboardRadiator_hh_INCLUDED
49 : #define ElectricBaseboardRadiator_hh_INCLUDED
50 :
51 : // ObjexxFCL Headers
52 : #include <ObjexxFCL/Array1D.hh>
53 :
54 : // EnergyPlus Headers
55 : #include <EnergyPlus/Data/BaseData.hh>
56 : #include <EnergyPlus/DataGlobals.hh>
57 : #include <EnergyPlus/EnergyPlus.hh>
58 :
59 : namespace EnergyPlus {
60 :
61 : // Forward declarations
62 : struct EnergyPlusData;
63 :
64 : namespace ElectricBaseboardRadiator {
65 :
66 : struct ElecBaseboardParams
67 : {
68 : // Members
69 : std::string EquipName;
70 : int EquipType = 0;
71 : std::string Schedule;
72 : Array1D_string SurfaceName;
73 : Array1D_int SurfacePtr;
74 : int ZonePtr = 0;
75 : Sched::Schedule *availSched = nullptr; // Assuming availability schedule
76 : int TotSurfToDistrib = 0;
77 : Real64 NominalCapacity = 0.0;
78 : Real64 BaseboardEfficiency = 0.0;
79 : Real64 AirInletTemp = 0.0;
80 : Real64 AirInletHumRat = 0.0;
81 : Real64 AirOutletTemp = 0.0;
82 : Real64 ElecUseLoad = 0.0;
83 : Real64 ElecUseRate = 0.0;
84 : Real64 FracRadiant = 0.0;
85 : Real64 FracConvect = 0.0;
86 : Real64 FracDistribPerson = 0.0;
87 : Real64 TotPower = 0.0;
88 : Real64 Power = 0.0;
89 : Real64 ConvPower = 0.0;
90 : Real64 RadPower = 0.0;
91 : Real64 TotEnergy = 0.0;
92 : Real64 Energy = 0.0;
93 : Real64 ConvEnergy = 0.0;
94 : Real64 RadEnergy = 0.0;
95 : Array1D<Real64> FracDistribToSurf;
96 : int HeatingCapMethod = 0; // - Method for electric baseboard heating capacity scalable sizing calculation
97 : Real64 ScaledHeatingCapacity = 0.0; // - scaled maximum heating capacity {W} or scalable variable for sizing in {-}, or {W/m2}
98 : bool MySizeFlag = true;
99 : bool MyEnvrnFlag = true;
100 : bool CheckEquipName = true;
101 : Real64 ZeroBBSourceSumHATsurf = 0.0; // used in baseboard energy balance
102 : // Record keeping variables used to calculate QBBRadSrcAvg locally
103 : Real64 QBBElecRadSource = 0.0; // Need to keep the last value in case we are still iterating
104 : Real64 QBBElecRadSrcAvg = 0.0; // Need to keep the last value in case we are still iterating
105 : Real64 LastSysTimeElapsed = 0.0; // Need to keep the last value in case we are still iterating
106 : Real64 LastTimeStepSys = 0.0; // Need to keep the last value in case we are still iterating
107 : Real64 LastQBBElecRadSrc = 0.0; // Need to keep the last value in case we are still iterating
108 : };
109 :
110 : struct ElecBaseboardNumericFieldData
111 : {
112 : // Members
113 : Array1D_string FieldNames;
114 :
115 : // Default Constructor
116 9 : ElecBaseboardNumericFieldData()
117 9 : {
118 9 : }
119 : };
120 :
121 : void SimElecBaseboard(
122 : EnergyPlusData &state, std::string const &EquipName, int const ZoneNum, bool const FirstHVACIteration, Real64 &PowerMet, int &CompIndex);
123 :
124 : void GetElectricBaseboardInput(EnergyPlusData &state);
125 :
126 : void InitElectricBaseboard(EnergyPlusData &state, int const BaseboardNum, int const ControlledZoneNum, bool const FirstHVACIteration);
127 :
128 : void SizeElectricBaseboard(EnergyPlusData &state, int const BaseboardNum);
129 :
130 : void CalcElectricBaseboard(EnergyPlusData &state, int const BaseboardNum, int const ControlledZoneNum);
131 :
132 : void UpdateElectricBaseboardOff(Real64 &LoadMet,
133 : Real64 &QBBCap,
134 : Real64 &RadHeat,
135 : Real64 &QBBElecRadSrc,
136 : Real64 &ElecUseRate,
137 : Real64 &AirOutletTemp,
138 : Real64 const AirInletTemp);
139 :
140 : void UpdateElectricBaseboardOn(
141 : Real64 &AirOutletTemp, Real64 &ElecUseRate, Real64 const AirInletTemp, Real64 const QBBCap, Real64 const CapacitanceAir, Real64 const Effic);
142 :
143 : void UpdateElectricBaseboard(EnergyPlusData &state, int const BaseboardNum);
144 :
145 : void UpdateBBElecRadSourceValAvg(EnergyPlusData &state, bool &ElecBaseboardSysOn); // .TRUE. if the radiant system has run this zone time step
146 :
147 : void DistributeBBElecRadGains(EnergyPlusData &state);
148 :
149 : void ReportElectricBaseboard(EnergyPlusData &state, int const BaseboardNum);
150 :
151 : } // namespace ElectricBaseboardRadiator
152 :
153 : struct ElectricBaseboardRadiatorData : BaseGlobalStruct
154 : {
155 : std::string const cCMO_BBRadiator_Electric = "ZoneHVAC:Baseboard:RadiantConvective:Electric";
156 :
157 : // Object Data
158 : int NumElecBaseboards = 0;
159 : Array1D<ElectricBaseboardRadiator::ElecBaseboardParams> ElecBaseboard;
160 : Array1D<ElectricBaseboardRadiator::ElecBaseboardNumericFieldData> ElecBaseboardNumericFields;
161 : bool GetInputFlag = true; // One time get input flag
162 :
163 2126 : void init_constant_state([[maybe_unused]] EnergyPlusData &state) override
164 : {
165 2126 : }
166 :
167 1152 : void init_state([[maybe_unused]] EnergyPlusData &state) override
168 : {
169 1152 : }
170 :
171 2100 : void clear_state() override
172 : {
173 2100 : this->NumElecBaseboards = 0;
174 2100 : this->GetInputFlag = true;
175 2100 : this->ElecBaseboard.clear();
176 2100 : this->ElecBaseboardNumericFields.clear();
177 2100 : }
178 : };
179 :
180 : } // namespace EnergyPlus
181 :
182 : #endif
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