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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 : #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 5 : struct ElecBaseboardParams
67 : {
68 : // Members
69 : std::string EquipName;
70 : int EquipType;
71 : std::string Schedule;
72 : Array1D_string SurfaceName;
73 : Array1D_int SurfacePtr;
74 : int ZonePtr;
75 : int SchedPtr;
76 : int TotSurfToDistrib;
77 : Real64 NominalCapacity;
78 : Real64 BaseboardEfficiency;
79 : Real64 AirInletTemp;
80 : Real64 AirInletHumRat;
81 : Real64 AirOutletTemp;
82 : Real64 ElecUseLoad;
83 : Real64 ElecUseRate;
84 : Real64 FracRadiant;
85 : Real64 FracConvect;
86 : Real64 FracDistribPerson;
87 : Real64 TotPower;
88 : Real64 Power;
89 : Real64 ConvPower;
90 : Real64 RadPower;
91 : Real64 TotEnergy;
92 : Real64 Energy;
93 : Real64 ConvEnergy;
94 : Real64 RadEnergy;
95 : Array1D<Real64> FracDistribToSurf;
96 : int HeatingCapMethod; // - Method for electric baseboard heating capacity scalable sizing calculation
97 : Real64 ScaledHeatingCapacity; // - electric baseboard scaled maximum heating capacity {W} or scalable variable for sizing in {-}, or {W/m2}
98 :
99 : // Default Constructor
100 1 : ElecBaseboardParams()
101 1 : : EquipType(0), ZonePtr(0), SchedPtr(0), TotSurfToDistrib(0), NominalCapacity(0.0), BaseboardEfficiency(0.0), AirInletTemp(0.0),
102 : AirInletHumRat(0.0), AirOutletTemp(0.0), ElecUseLoad(0.0), ElecUseRate(0.0), FracRadiant(0.0), FracConvect(0.0), FracDistribPerson(0.0),
103 : TotPower(0.0), Power(0.0), ConvPower(0.0), RadPower(0.0), TotEnergy(0.0), Energy(0.0), ConvEnergy(0.0), RadEnergy(0.0),
104 1 : HeatingCapMethod(0), ScaledHeatingCapacity(0.0)
105 : {
106 1 : }
107 : };
108 :
109 5 : struct ElecBaseboardNumericFieldData
110 : {
111 : // Members
112 : Array1D_string FieldNames;
113 :
114 : // Default Constructor
115 1 : ElecBaseboardNumericFieldData()
116 1 : {
117 1 : }
118 : };
119 :
120 : void SimElecBaseboard(
121 : EnergyPlusData &state, std::string const &EquipName, int const ZoneNum, bool const FirstHVACIteration, Real64 &PowerMet, int &CompIndex);
122 :
123 : void GetElectricBaseboardInput(EnergyPlusData &state);
124 :
125 : void InitElectricBaseboard(EnergyPlusData &state, int const BaseboardNum, int const ControlledZoneNum, bool const FirstHVACIteration);
126 :
127 : void SizeElectricBaseboard(EnergyPlusData &state, int const BaseboardNum);
128 :
129 : void CalcElectricBaseboard(EnergyPlusData &state, int const BaseboardNum, int const ControlledZoneNum);
130 :
131 : void UpdateElectricBaseboardOff(Real64 &LoadMet,
132 : Real64 &QBBCap,
133 : Real64 &RadHeat,
134 : Real64 &QBBElecRadSrc,
135 : Real64 &ElecUseRate,
136 : Real64 &AirOutletTemp,
137 : Real64 const AirInletTemp);
138 :
139 : void UpdateElectricBaseboardOn(
140 : Real64 &AirOutletTemp, Real64 &ElecUseRate, Real64 const AirInletTemp, Real64 const QBBCap, Real64 const CapacitanceAir, Real64 const Effic);
141 :
142 : void UpdateElectricBaseboard(EnergyPlusData &state, int const BaseboardNum);
143 :
144 : void UpdateBBElecRadSourceValAvg(EnergyPlusData &state, bool &ElecBaseboardSysOn); // .TRUE. if the radiant system has run this zone time step
145 :
146 : void DistributeBBElecRadGains(EnergyPlusData &state);
147 :
148 : void ReportElectricBaseboard(EnergyPlusData &state, int const BaseboardNum);
149 :
150 : } // namespace ElectricBaseboardRadiator
151 :
152 1542 : struct ElectricBaseboardRadiatorData : BaseGlobalStruct
153 : {
154 : std::string const cCMO_BBRadiator_Electric = "ZoneHVAC:Baseboard:RadiantConvective:Electric";
155 :
156 : // Object Data
157 : int NumElecBaseboards = 0;
158 : Array1D<Real64> QBBElecRadSource; // Need to keep the last value in case we are still iterating
159 : Array1D<Real64> QBBElecRadSrcAvg; // Need to keep the last value in case we are still iterating
160 : Array1D<Real64> ZeroSourceSumHATsurf; // Equal to the SumHATsurf for all the walls in a zone with no source
161 : // Record keeping variables used to calculate QBBRadSrcAvg locally
162 : Array1D<Real64> LastQBBElecRadSrc; // Need to keep the last value in case we are still iterating
163 : Array1D<Real64> LastSysTimeElapsed; // Need to keep the last value in case we are still iterating
164 : Array1D<Real64> LastTimeStepSys; // Need to keep the last value in case we are still iterating
165 : Array1D_bool MySizeFlag;
166 : Array1D_bool CheckEquipName;
167 : Array1D<ElectricBaseboardRadiator::ElecBaseboardParams> ElecBaseboard;
168 : Array1D<ElectricBaseboardRadiator::ElecBaseboardNumericFieldData> ElecBaseboardNumericFields;
169 : bool GetInputFlag = true; // One time get input flag
170 : bool MyOneTimeFlag = true;
171 :
172 : Array1D_bool MyEnvrnFlag;
173 0 : void clear_state() override
174 : {
175 0 : this->MyEnvrnFlag.clear();
176 0 : this->NumElecBaseboards = 0;
177 0 : this->GetInputFlag = true;
178 0 : this->MyOneTimeFlag = true;
179 0 : this->QBBElecRadSource.clear(); // Need to keep the last value in case we are still iterating
180 0 : this->QBBElecRadSrcAvg.clear(); // Need to keep the last value in case we are still iterating
181 0 : this->ZeroSourceSumHATsurf.clear(); // Equal to the SumHATsurf for all the walls in a zone with no source
182 0 : this->LastQBBElecRadSrc.clear(); // Need to keep the last value in case we are still iterating
183 0 : this->LastSysTimeElapsed.clear(); // Need to keep the last value in case we are still iterating
184 0 : this->LastTimeStepSys.clear(); // Need to keep the last value in case we are still iterating
185 0 : this->MySizeFlag.clear();
186 0 : this->CheckEquipName.clear();
187 0 : this->ElecBaseboard.clear();
188 0 : this->ElecBaseboardNumericFields.clear();
189 0 : }
190 : };
191 :
192 : } // namespace EnergyPlus
193 :
194 : #endif
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