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182 1 1-40 2 1-10 11-20 3 1-10 11-20 4 1- 10 5+ 6 11-20 21-30 31-40 41-50 51-60 5A8 I10 I10 110 I10 F10.4 F10.4 F10.4 F10.4 F10.4 F10.4 Alphanumerical heading to identify field Total no. of heliostats in field Total no. of rows in field Number of row Number of heliostats in row, starting with first row Displacement, to the east, of the 1st heliostat in this row relative to the tower (meters) Displacement, to the north, of the 1st heliostat in this row relative to the tower (meters) Not used at present Aim point horizontal displacement (meters) Aim point “vertical” displacement (meters) Focal length (1/2 radius of curvature) (meters) Repeat card 4 for all heliostats in this row Repeat cards 3, 4, 5+ for each row (1I.B-2)
WM HM ICPANL WPANL HPANL HXCANT13 HYCANT 1 l=l,NCANTX' NCANTY DENSMR IROUND RMIRL SIGEL SIGAZ SIGSX SIGSY Namelist HSTAT *See note on page 47 about default error values. Width WM) and height (HM , in meters, of the rectanglllar or circu \ ar boundary of the he I iostat, including any edge supports or enclosures. 11 Default: WM = 9.91 m HM = 9.93 m (II.C,II.D,II.D-3) Parameter for optional specification of location of individual cant panels: 0, no panel input = 1, individual panel location set by WPANL, HPANL, HXCANT, HYCANT (for more accurate images in small systems) Default: ICPANL = 0 (1I.D) Variables defining individual cant panels; size W PANL(m) wide, HPANL(m high in heliostat plane; center of Ith panel IIXCANT I I) m from heliostat center parallel to horizontal edge, HYCANT(1) m parallel to vertical edge. Constraint: ICANPL - 1 Default: WPANI, = 4.88 (1I.D) HPANL = 1.22 HXCANT = 8'2.475,8*(-2.475) IIYCANT = 4.27, 3.05, 1.83, 0.61, -0.61, -1.83, -3.05, -4.27, 4.27, 3.05, 1.83, 0.61, -0.61, -1.83, -3.05, -4.27 Ratio of mirror area to total area of the heliostat defined by WMxHM. Default: DENSMR = 0.970 (II.C,II.D,II.D-3) Heliostat shape parameter. = 0, rectangular = 1, round Default: IROIJND = 0 (II.D,II.D-3) Average reflectivity of the mirrored surface, including transmission losses in the dome, if present. Default: RMIRL = 0.91 (II.D,III.D,III.G-2) Standard deviations, in radians, of the normal error distribution of the elevation angle (SIGEL) and azimuthal angle (SIGAZ). Constraint: SIGAZ+SIGSX+SIGTX>O SIGEL+SIGSY+SIGTY >O Default: SIGEL = 0.00075 (rad) SIGAZ =' 0.000 (rad)' (1I.D-1 ,II.D-3) Standard deviations, in radians, of the normal error distribution of the heliostat reflective surface normal; SIGSX is in the horizontal direction, SIGSY in the direction perpendicular to the SIGSX direction (vertical when the heliostat is vertical). 183
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- SANDIA REPORT SAND86-8018 Unlimit
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SAND 86-8018 Unlimited Release Prin
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' The computer code which this repo
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I. Introduction CONTENTS A. Differe
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1. More Accurate Images from Canted
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VII. Comparison of DELSOL, MIRVAL,
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111-1 Insolation Models 111-2 Atmos
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A USER’S MANUAL FOR DELSOLS: A CO
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owing, blocking, atmospheric attenu
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The fourth major enhancement in DEL
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W- 26 S ? Jr RECEIVER NORMAL COORDI
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ZONE FlEL 180" Figure 11-3. Surroun
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30 ZONE 60 Figure 11-4. Method of Z
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Figure 11-5. North-only Field (INOR
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34 N' Figure 11-6. Code Defined Fie
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36 Figure 11-7. Schematic Diagram o
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-SLEW (1)- Figure 11-8. Example of
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Figure 11-9. Radial Stagger Arrange
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Note that when IDENS=l or 2 the azi
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J1.D. Heliostats Either rectangular
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Given that heliostats will be mass
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(A) FLAT REFLECTED RAY FROM (B) FOC
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IROUND = 0 WM = 9.91 (m) HM = 9.93
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That is, the aperture is always loc
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controlled by the IAUTOP parameter
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only be used with rectangular cavit
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grid of points on the DELSOL assume
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W E Figure 11-17. Flux Points on a
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flux point grid defined during syst
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To see whether this problem is occu
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Cal cul ati onal Day 1 2 3 4 5 Tabl
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1II.B-I. Position 01 the Sun-The su
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where SO is given by Equation (1II.
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c 0 w V c LL .r a 0 0 0 0 0 s /s 0
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1II.C. Field Performance Calculatio
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1II.F. Flux Density and SDillane Th
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III. G-1. Atmospheric Attenuation:
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eceiver) or with aperture area (cav
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In other words, PLOST,R is the same
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Following the approach in the previ
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86 - - - LLLLLL www CLee o m 4 I i
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This approximate method of calculat
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RECEIVER STARTUP WEATHER SUN PARASI
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111.1. Relationship Between Perform
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IV. System Optimization Calculation
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power and annual energy. Section 11
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, . IV.A-7. Calculation of Annual E
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. production. When each design powe
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large enough fraction of total capi
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_____ Table IV-2. Design Parameters
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DELSOL will examine NUMHTW (520) eq
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The final step of cavity receiver o
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. furthermore, that the assumed tur
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point in the NMXFLX(1) array (I=l,
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, flux level. DELSOL determines the
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optimum for any power level is 13.
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I V. System Costs and Economics Whi
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for meteorological equipment. The d
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0 co I I I 0 co J 0 c\! c, 0 3 Ln 0
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w/2 x RWCAV W/2 x RWCAV IN (180. -
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S M ~ , = ~ solar F multiple for re
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nSTOR is determined from an assumed
Page 131 and 132: CTK,REF (CSTREF) = $9.70 x loG VTK,
Page 133 and 134: XHE,A = scaling exponent. ni is cal
Page 135 and 136: . CCFIXED = 2.OE6 +'0.14 x DCC + 0.
Page 137 and 138: (V.B - 6) The discount rate rDIS is
Page 139 and 140: VI. Program Flow DELSOL can be used
Page 141 and 142: .I c to reach a certain design powe
Page 143 and 144: an optimum storage size based on en
Page 145 and 146: I Read i n N + K t x ] ITAPE=O or 1
Page 147 and 148: Read in System Definition from File
Page 149 and 150: . TABLE VI-2 OUTPIJT FROM OPTIMIZAT
Page 151 and 152: ) Power level specific for detailed
Page 153 and 154: V1.B. DescriDtion of Subroutines in
Page 155 and 156: C cy c: C C
Page 157 and 158: L C c C c C c: C c C C c C C C c: c
Page 159: C C C C C C C C C C C C C C C C C C
Page 162 and 163: At the time of the comparisons MIRV
Page 164 and 165: 164 n m W * ? 0 F F 0 ( z W /M W) X
Page 166 and 167: 166 Phase 1; CDRL Item 2, Pilot Pla
Page 168 and 169: 168 43. Vittitoe, C. N. et al., “
Page 170 and 171: since the values have been already
Page 172 and 173: Title Card $BASIC$ $FIELD$ $HSTAT$
Page 174 and 175: IPROB NYEAR HRDEL UDAY UTIME NUAZ N
Page 176 and 177: TDESP PLAT ALT INSOL SOLCON IWEATH
Page 178 and 179: REFTIM REFSOL ASTART IATM ATMl ATM2
Page 180 and 181: IHPR NLAND XTOWER YTOWER (I= 1 ,NLA
Page 184 and 185: SIGTX SIGTY ICANT NCANTX NCANTY HCA
Page 186 and 187: THT TOWL TOWD IREC W H RRECL IAUTOP
Page 188 and 189: For cavities or flat plates, the fo
Page 190 and 191: NXFLX FAZMIN FAZMAX 190 AZMF (North
Page 192 and 193: NMXFLXY) identifies the exact point
Page 194 and 195: REFPRL FSP FEP EFFSTR PF SMULT IP H
Page 196 and 197: IHOPT NUMTHT THTST THTEND NUMREC WS
Page 198 and 199: SMULT IPLFL(1) (I=l ,NUMOPT) IPROPT
Page 200 and 201: CH CL CWR CWDR CWDA ITHT CTOWl CTOW
Page 202 and 203: ICHE CHEREF PHEREF XHEP APHREF PPHR
Page 204 and 205: CKNREF PKNREF XKN 204 Sodium-to-sal
Page 206 and 207: TC TR FDEBT RDEBT ROE IDEP NDEP NYO
Page 208 and 209: The next set of cards is read at th
Page 210 and 211: value of insolation from the specif
Page 212 and 213: For optimizing cavity depth, the IO
Page 214 and 215: For the final detailed performance
Page 216 and 217: from that specified during the opti
Page 218 and 219: Sample Problem 4 - User Defined Fie
Page 221 and 222: GLOSSARY Absorber: The portion of t
Page 223 and 224: Heat Exchanger: A component in whic
Page 225 and 226: Receiver System Efficiency: The rat
Page 227 and 228: Variable AEVMAX AEVREF AFDC ALP(I)
Page 229 and 230: Variable H H20 HCANT HM HPANL HRDEL
Page 231 and 232: Variable PARL7,PARLI) PARL9,PARLlO
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Variable W WEATH WEND WM WPANL WST
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Analysis Review and Critique 6503 8
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Martin Marietta Aerospace P.O. Box
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Stone and Webster Engineering Corpo
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