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47 :
48 : #ifndef DataWindowEquivalentLayer_hh_INCLUDED
49 : #define DataWindowEquivalentLayer_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 : namespace DataWindowEquivalentLayer {
62 :
63 : // Using/Aliasing
64 :
65 : // Data
66 : // CFSTY: Complex Fenestration System
67 : int constexpr CFSMAXNL = 6; // max # of glaze or shade layers
68 : // Long-wave (aka LW or thermal) layer properties
69 : // Short wave (aka SW or solar) layer properties
70 : // "black" room (no reflection)
71 : // Layer information
72 :
73 : // Gap Gas Properties
74 : // Gap information
75 : // Equivalent Layer Window Constructon
76 : // CFSLAYER: layer types
77 : enum class LayerType
78 : {
79 : Invalid = -1,
80 : NONE, // unused / empty layer
81 : GLAZE, // glazing layer i.e, purely specular
82 : DRAPE, // pleated drapes/curtains
83 : ROLLB, // roller blind
84 : VBHOR, // venetian blinds - horizontal
85 : VBVER, // venetian blinds - vertical
86 : INSCRN, // insect screen
87 : ROOM, // indoor space and/or make no adjustment
88 : GZS, // glazing with spectral data (read from aux file)
89 : Num
90 : };
91 :
92 : // index for solar arrays
93 : enum class SolarArrays
94 : {
95 : Invalid = -1,
96 : DIFF,
97 : BEAM,
98 : Num
99 : };
100 :
101 : // Parameters to indicate blind orientation for use with the Material
102 : // derived type (see below):
103 : enum class Orientation
104 : {
105 : Invalid = -1,
106 : Horizontal,
107 : Vertical,
108 : Num
109 : };
110 :
111 : enum class AngleType
112 : {
113 : Invalid = -1,
114 : Fixed,
115 : Variable,
116 : Num
117 : };
118 :
119 : struct CFSLWP
120 : {
121 : // Members
122 : Real64 EPSLF; // thermal emittance, front (outside) side
123 : Real64 EPSLB; // thermal emittance, back (inside) side
124 : Real64 TAUL; // thermal transmittance (same value for front or back)
125 :
126 : // Default Constructor
127 4 : CFSLWP() : EPSLF(0.0), EPSLB(0.0), TAUL(0.0)
128 : {
129 4 : }
130 : };
131 :
132 : struct CFSSWP
133 : {
134 : // Members
135 : Real64 RHOSFBB; // Solar reflectance, BEAM-BEAM, front (outside) side (any angle of incidence)
136 : Real64 RHOSBBB; // Solar reflectance, BEAM-BEAM, back (inside) side (any angle of incidence)
137 : Real64 TAUSFBB; // Solar transmittance, BEAM-BEAM, any angle of incidence
138 : // radiation incident from front (outside)
139 : Real64 TAUSBBB; // Solar transmittance, BEAM-BEAM, any angle of incidence
140 : // radiation incident from back (inside)
141 : Real64 RHOSFBD; // Solar reflectance, BEAM-DIFFUSE, front (outside) side
142 : // BEAM-DIFFUSE, any angle of incidence
143 : Real64 RHOSBBD; // Solar reflectance, BEAM-DIFFUSE, back (inside) side
144 : // any angle of incidence
145 : Real64 TAUSFBD; // Solar transmittance, BEAM-DIFFUSE, front (outside) side
146 : // any angle of incidence
147 : Real64 TAUSBBD; // Solar transmittance, BEAM-DIFFUSE, any angle of incidence
148 : Real64 RHOSFDD; // Solar reflectance, DIFFUSE-DIFFUSE, front (outside) side
149 : Real64 RHOSBDD; // Solar reflectance, DIFFUSE-DIFFUSE, back (inside) side
150 : Real64 TAUS_DD; // Solar transmittance, DIFFUSE-DIFFUSE
151 : // (same value for radiation incident from front or back)
152 :
153 : // Default Constructor
154 2170 : CFSSWP()
155 2170 : : RHOSFBB(0.0), RHOSBBB(0.0), TAUSFBB(0.0), TAUSBBB(0.0), RHOSFBD(0.0), RHOSBBD(0.0), TAUSFBD(0.0), TAUSBBD(0.0), RHOSFDD(0.0),
156 2170 : RHOSBDD(0.0), TAUS_DD(0.0)
157 : {
158 2170 : }
159 : };
160 :
161 56 : struct CFSLAYER
162 : {
163 : // Members
164 : std::string Name; // ID of layer
165 : LayerType LTYPE; // layer type (see ltyXXX above)
166 : int iGZS; // re spectral glazing
167 : // = GZSTbl idx of LTYPE=ltyGZS (spectral glazing)
168 : // else 0
169 : // material properties
170 : // ltyGLAZE, ltyROLLB: as measured
171 : CFSSWP SWP_MAT; // ltyGZS: derived from GSZ file data
172 : CFSLWP LWP_MAT; // ltyVBxxx = slat properties (diffuse only)
173 : // short wave (solar)
174 : // long wave (thermal)
175 : // equivalent layer properties (see FinalizeCFSLAYER())
176 : // = diff + direct-normal properties for pseudo flat layer
177 : CFSSWP SWP_EL; // ltyGLAZE, ltyGZS, ltyROLLB: same as _MAT
178 : CFSLWP LWP_EL; // ltyVBxxx: see VB_xxx()
179 : // short wave (solar)
180 : // long wave (thermal)
181 : // Shade Geometry (Slat, Drape, Insect Screen)
182 : Real64 S; // spacing
183 : // VB: slat spacing, m, >0
184 : // PD: rectangular pleat spacing, m >0
185 : // IS: wire center-to-center spacing (pitch), m, >0
186 : // else unused
187 : Real64 W; // width
188 : // VB: slat tip-to-tip (chord width), m, >0
189 : // if crown > 0, W < slat flattened width
190 : // PD: pleat depth, m >= 0
191 : // IS: wire diameter, m, >0, <S
192 : Real64 C; // crown
193 : // VB: slat crown, m >=0 if used
194 : // crown assume upward for ltyVBHOR else unused
195 : Real64 PHI_DEG; // Angle
196 : // VB: slat angle, degrees (-90 <= PHI_DEG <= 90)
197 : // ltyVBHOR: + = front-side slat tip below horizontal
198 : // ltyVBVER: + = front-side slat tip is counter-
199 : // clockwise from normal (viewed from above)
200 : // else unused
201 : // shade control method
202 : int CNTRL; // VB: lscNONE: PHI_DEG not changed
203 : // lscVBPROF: PHI_DEG = profile angle (max gain)
204 : // lscVBNOBM: exclude beam (max visibility w/o beam)
205 : // PHI_DEG altered to just exclude beam
206 : // PHI_DEG = 20 if diffuse only
207 :
208 : // Default Constructor
209 2 : CFSLAYER() : LTYPE(LayerType::Invalid), iGZS(0), S(0.0), W(0.0), C(0.0), PHI_DEG(0.0), CNTRL(0)
210 : {
211 2 : }
212 : };
213 :
214 41 : struct CFSFILLGAS
215 : {
216 : // Members
217 : std::string Name; // Gas Type (AIR, ARGON, XENON, KRYPTON, CUSTOM)
218 : // Gas Conductivity: K = AK + BK*T + CK*T*T
219 : Real64 AK; // conductivity coeff constant term, (W/m-K)
220 : Real64 BK; // conductivity coeff of T term, (W/m-K2)
221 : Real64 CK; // conductivity coeff of T^2 term, (W/m-K^3)
222 : // Gas Specific heat: CP = ACP + BCP*T + CCP*T*T
223 : Real64 ACP; // specific heat constant term, (J/kg-K)
224 : Real64 BCP; // specific heat coeff of T term, (J/kg-K^2)
225 : Real64 CCP; // specific heat coeff of T^2 term, (J/kg-K^3)
226 : // Gas Viscosity: Visc = AVISC + BVISC*T + CVISC*T*T
227 : Real64 AVISC; // viscosity constant term, (N-sec/m2)
228 : Real64 BVISC; // viscosity coeff of T term, (N-sec/m2-K)
229 : Real64 CVISC; // viscosity coeff of T^2 term, (N-sec/m2-K^2)
230 : Real64 MHAT; // apparent molecular weight of gas
231 :
232 : // Default Constructor
233 1 : CFSFILLGAS() : AK(0.0), BK(0.0), CK(0.0), ACP(0.0), BCP(0.0), CCP(0.0), AVISC(0.0), BVISC(0.0), CVISC(0.0), MHAT(0.0)
234 : {
235 1 : }
236 : };
237 :
238 41 : struct CFSGAP
239 : {
240 : // Members
241 : std::string Name; // Gap layer name
242 : int GTYPE; // gap type (gtyXXX above)
243 : Real64 TAS; // actual surface-surface gap thickness, mm (always > 0)
244 : // VB: minimum tip-surface distance (slats normal to CFS plane)
245 : Real64 TAS_EFF; // effective gap thickness, mm (always > 0)
246 : // if either adjacent layer is VB adjusted
247 : // slat angle and convective behavior
248 : // else = TAS
249 : CFSFILLGAS FG; // fill gas properties (see above)
250 : Real64 RHOGAS; // fill gas density (kg/m3)
251 :
252 : // Default Constructor
253 1 : CFSGAP() : GTYPE(0), TAS(0.0), TAS_EFF(0.0), RHOGAS(0.0)
254 : {
255 1 : }
256 : };
257 :
258 7 : struct CFSTY
259 : {
260 : // Members
261 : std::string Name; // ID (Fenestration Name)
262 : int NL; // number of layers
263 : Array1D<CFSLAYER> L; // layer array, L(1) is outside layer
264 : Array1D<CFSGAP> G; // gap array, G(1) is outside-most, betw L(1) and L(2)
265 : bool ISControlled; // CFS is not controlled, or has no controlled VB layer
266 : int VBLayerPtr; // Venetian blind layer pointer
267 : int WEQLSolverErrorIndex; // recurring error index
268 :
269 : // Default Constructor
270 1 : CFSTY() : NL(0), L(CFSMAXNL), G(CFSMAXNL - 1), ISControlled(false), VBLayerPtr(0), WEQLSolverErrorIndex(0)
271 : {
272 1 : }
273 : };
274 :
275 : } // namespace DataWindowEquivalentLayer
276 :
277 1542 : struct WindowEquivLayerData : BaseGlobalStruct
278 : {
279 :
280 : // Defined CFSLayers and CFSs
281 : int TotWinEquivLayerConstructs = 0; // Number of constructions with Window equivalent Layer
282 :
283 : DataWindowEquivalentLayer::CFSSWP
284 : SWP_ROOMBLK; // Solar reflectance, BEAM-BEAM, front | Solar reflectance, BEAM-BEAM, back | Solar transmittance, BEAM-BEAM, front | Solar
285 : // transmittance, BEAM-BEAM, back | Solar reflectance, BEAM-DIFFUSE, front | Solar reflectance, BEAM-DIFFUSE, back | Solar
286 : // transmittance, BEAM-DIFFUSE, front | Solar transmittance, BEAM-DIFFUSE, back | Solar reflectance, DIFFUSE-DIFFUSE, front |
287 : // Solar reflectance, DIFFUSE-DIFFUSE, back | Solar transmittance, DIFFUSE-DIFFUSE
288 : Array1D<DataWindowEquivalentLayer::CFSLAYER> CFSLayers;
289 : Array1D<DataWindowEquivalentLayer::CFSTY> CFS;
290 : Array1D<DataWindowEquivalentLayer::CFSGAP> CFSGaps;
291 :
292 0 : void clear_state() override
293 : {
294 0 : this->TotWinEquivLayerConstructs = 0;
295 0 : this->SWP_ROOMBLK = {};
296 0 : this->CFSLayers.clear();
297 0 : this->CFS.clear();
298 0 : this->CFSGaps.clear();
299 0 : }
300 : };
301 :
302 : } // namespace EnergyPlus
303 :
304 : #endif
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