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47 :
48 : #ifndef HeatBalanceIntRadExchange_hh_INCLUDED
49 : #define HeatBalanceIntRadExchange_hh_INCLUDED
50 :
51 : // ObjexxFCL Headers
52 : #include <ObjexxFCL/Array1S.hh>
53 : #include <ObjexxFCL/Array2A.hh>
54 : #include <ObjexxFCL/Array2S.hh>
55 : #include <ObjexxFCL/Optional.hh>
56 :
57 : // EnergyPlus Headers
58 : #include <EnergyPlus/Data/BaseData.hh>
59 : #include <EnergyPlus/EnergyPlus.hh>
60 :
61 : namespace EnergyPlus {
62 :
63 : // Forward declarations
64 : struct EnergyPlusData;
65 :
66 : #define EP_HBIRE_SEQ
67 :
68 : namespace HeatBalanceIntRadExchange {
69 :
70 : void CalcInteriorRadExchange(EnergyPlusData &state,
71 : Array1S<Real64> const SurfaceTemp, // Current surface temperatures
72 : int const SurfIterations, // Number of iterations in calling subroutine
73 : Array1D<Real64> &NetLWRadToSurf, // Net long wavelength radiant exchange from other surfaces
74 : Optional_int_const ZoneToResimulate = _, // if passed in, then only calculate for this zone
75 : std::string_view CalledFrom = "");
76 :
77 : void UpdateMovableInsulationFlag(EnergyPlusData &state,
78 : bool &MovableInsulationChange, // set to true if there is a change in the movable insulation state
79 : int const SurfNum // surface number of surface being investigated
80 : );
81 :
82 : void InitInteriorRadExchange(EnergyPlusData &state);
83 :
84 : void InitSolarViewFactors(EnergyPlusData &state);
85 :
86 : void AlignInputViewFactors(EnergyPlusData &state,
87 : std::string const &cCurrentModuleObject, // Object type
88 : bool &ErrorsFound // True when errors are found
89 : );
90 :
91 : void GetInputViewFactors(EnergyPlusData &state,
92 : std::string const &EnclosureName, // Needed to check for user input view factors.
93 : int const N, // NUMBER OF SURFACES
94 : Array2A<Real64> F, // USER INPUT DIRECT VIEW FACTOR MATRIX (N X N)
95 : const Array1D_int &SPtr, // pointer to actual surface number
96 : bool &NoUserInputF, // Flag signifying no input F's for this
97 : bool &ErrorsFound // True when errors are found in number of fields vs max args
98 : );
99 :
100 : void GetInputViewFactorsbyName(EnergyPlusData &state,
101 : std::string const &ZoneName, // Needed to check for user input view factors.
102 : int const N, // NUMBER OF SURFACES
103 : Array2A<Real64> F, // USER INPUT DIRECT VIEW FACTOR MATRIX (N X N)
104 : const Array1D_int &SPtr, // pointer to actual surface number
105 : bool &NoUserInputF, // Flag signifying no input F's for this
106 : bool &ErrorsFound // True when errors are found in number of fields vs max args
107 : );
108 :
109 : void CalcApproximateViewFactors(EnergyPlusData &state,
110 : int const N, // NUMBER OF SURFACES
111 : const Array1D<Real64> &A, // AREA VECTOR- ASSUMED,BE N ELEMENTS LONG
112 : const Array1D<Real64> &Azimuth, // Facing angle of the surface (in degrees)
113 : const Array1D<Real64> &Tilt, // Tilt angle of the surface (in degrees)
114 : Array2A<Real64> F, // APPROXIMATE DIRECT VIEW FACTOR MATRIX (N X N)
115 : const Array1D_int &SPtr // pointer to REAL(r64) surface number (for error message)
116 : );
117 :
118 : void FixViewFactors(EnergyPlusData &state,
119 : int const N, // NUMBER OF SURFACES
120 : const Array1D<Real64> &A, // AREA VECTOR- ASSUMED,BE N ELEMENTS LONG
121 : Array2A<Real64> F, // APPROXIMATE DIRECT VIEW FACTOR MATRIX (N X N)
122 : std::string &enclName, // Name of Enclosure being fixed
123 : std::vector<int> const zoneNums, // Zones which are part of this enclosure
124 : Real64 &OriginalCheckValue, // check of SUM(F) - N
125 : Real64 &FixedCheckValue, // check after fixed of SUM(F) - N
126 : Real64 &FinalCheckValue, // the one to go with
127 : int &NumIterations, // number of iterations to fixed
128 : Real64 &RowSum, // RowSum of Fixed
129 : bool const anyIntMassInZone // are there any surfaces in the zone that are thermal mass
130 : );
131 :
132 : bool DoesZoneHaveInternalMass(EnergyPlusData &state,
133 : int const numZoneSurfaces, // Number of surfaces in the zone
134 : const Array1D_int &surfPointer // Pointers to the surfaces in the zone
135 : );
136 :
137 : void CalcScriptF(EnergyPlusData &state,
138 : int const N, // Number of surfaces
139 : Array1D<Real64> const &A, // AREA VECTOR- ASSUMED,BE N ELEMENTS LONG
140 : Array2<Real64> const &F, // DIRECT VIEW FACTOR MATRIX (N X N)
141 : Array1D<Real64> &EMISS, // VECTOR OF SURFACE EMISSIVITIES
142 : Array2<Real64> &ScriptF // MATRIX OF SCRIPT F FACTORS (N X N) //Tuned Transposed
143 : );
144 :
145 : void CalcFMRT(EnergyPlusData &state,
146 : int const N, // Number of surfaces
147 : Array1D<Real64> const &A, // AREA VECTOR- ASSUMED,BE N ELEMENTS LONG
148 : Array1D<Real64> &FMRT // VECTOR OF MEAN RADIANT TEMPERATURE "VIEW FACTORS"
149 : );
150 :
151 : void CalcFp(int const N, // Number of surfaces
152 : Array1D<Real64> &EMISS, // VECTOR OF SURFACE EMISSIVITIES
153 : Array1D<Real64> &FMRT, // VECTOR OF MEAN RADIANT TEMPERATURE "VIEW FACTORS"
154 : Array1D<Real64> &Fp // VECTOR OF OPPENHEIM RESISTNACE VALUES
155 : );
156 :
157 : void CalcMatrixInverse(Array2<Real64> &A, // Matrix: Gets reduced to L\U form
158 : Array2<Real64> &I // Returned as inverse matrix
159 : );
160 :
161 : int GetRadiantSystemSurface(EnergyPlusData &state,
162 : std::string const &cCurrentModuleObject, // Calling Object type
163 : std::string const &RadSysName, // Calling Object name
164 : int const RadSysZoneNum, // Radiant system zone number
165 : std::string const &SurfaceName, // Referenced surface name
166 : bool &ErrorsFound // True when errors are found
167 : );
168 :
169 : } // namespace HeatBalanceIntRadExchange
170 :
171 1542 : struct HeatBalanceIntRadExchgData : BaseGlobalStruct
172 : {
173 :
174 : int MaxNumOfRadEnclosureSurfs = 0; // Max saved to get large enough space for SurfaceTempInKto4th
175 : bool CarrollMethod = false; // Use Carroll MRT method
176 : bool CalcInteriorRadExchangefirstTime = true; // Logical flag for one-time initializations
177 :
178 : // variables added as part of strategy to reduce calculation time - Glazer 2011-04-22
179 : Array1D<Real64> SurfaceTempRad;
180 : Array1D<Real64> SurfaceTempInKto4th;
181 : Array1D<Real64> SurfaceEmiss;
182 : bool ViewFactorReport = false; // Flag to output view factor report in eio file
183 : int LargestSurf = 0;
184 :
185 0 : void clear_state() override
186 : {
187 0 : this->MaxNumOfRadEnclosureSurfs = 0;
188 0 : this->CarrollMethod = false;
189 0 : this->CalcInteriorRadExchangefirstTime = true;
190 0 : this->SurfaceTempRad.deallocate();
191 0 : this->SurfaceTempInKto4th.deallocate();
192 0 : this->SurfaceEmiss.deallocate();
193 0 : this->ViewFactorReport = false;
194 0 : this->LargestSurf = 0;
195 0 : }
196 : };
197 :
198 : } // namespace EnergyPlus
199 :
200 : #endif
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