Boolean-Based Surface Procedure for the External Heat Transfer Analysis of Dams during Construction
Table 3
Calculation of solar irradiation.
(a)
Xiluodu Dam
Latitude: 28° N
Longitude: 103° E
Zhaotong Station
Latitude: 27°19′ N
Longitude: 103°45′ E
(b)
Jan 21st
Feb 21st
Mar 21st
Apr 21st
May 21st
Jun 21st
21
52
80
111
141
172
0.362
0.369
0.448
0.479
0.525
0.504
2.080
2.084
1.835
1.791
1.707
1.820
(W/m2)
674.24
719.12
750.84
764.69
762.99
758.19
(W/m2)
189.32
204.92
217.25
223.84
224.33
223.10
(h)
(W/m2)
466.16
504.89
541.53
551.07
547.52
546.35
(W/m2)
132.36
143.80
154.89
158.71
158.28
157.89
(W/m2)
401.51
360.70
280.32
162.93
91.00
71.70
(W/m2)
378.29
448.80
521.64
561.99
568.09
568.47
Jul 21st
Aug 21st
Sep 21st
Oct 21st
Nov 21st
Dec 21st
202
233
264
294
325
355
0.512
0.546
0.487
0.448
0.391
0.365
1.820
1.708
1.833
1.883
2.025
2.076
(W/m2)
751.02
754.78
740.12
707.95
667.55
650.57
(W/m2)
222.60
220.96
214.20
201.56
187.34
181.68
(h)
(W/m2)
547.62
539.21
526.69
498.23
463.08
446.57
(W/m2)
158.32
155.75
150.59
142.10
131.67
129.80
(W/m2)
89.61
157.91
270.12
360.71
401.60
407.44
(W/m2)
568.91
550.41
507.16
441.23
375.37
348.70
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