Research Article
Optimum Tilt Angle and Solar Radiation of Photovoltaic Modules for Gulf Collaboration Council Countries
Table 4
Yearly solar radiation in KWh/m2/day, by changing one time.
| | Oman | UAE | KSA | Qatar | Bahrain | Kuwait |
| | January | 4.87 | 4.72 | 5.07 | 5.10 | 4.19 | 4.14 | | February | 5.31 | 4.72 | 5.13 | 5.76 | 3.85 | 3.83 | | March | 5.53 | 4.24 | 4.98 | 4.73 | 4.00 | 3.96 | | April | 6.26 | 5.51 | 5.70 | 5.80 | 5.16 | 5.12 | | May | 6.76 | 7.22 | 7.43 | 7.73 | 6.49 | 6.48 | | June | 6.99 | 8.21 | 8.99 | 8.73 | 7.98 | 7.98 | | July | 6.47 | 7.77 | 9.17 | 8.76 | 8.38 | 8.38 | | August | 7.03 | 7.97 | 9.18 | 9.00 | 8.39 | 8.37 | | September | 5.61 | 6.91 | 8.31 | 7.90 | 7.52 | 7.52 | | October | 5.28 | 6.22 | 7.43 | 7.25 | 6.64 | 6.62 | | November | 6.12 | 6.35 | 7.32 | 7.13 | 6.55 | 6.52 | | December | 5.58 | 5.42 | 6.47 | 6.05 | 5.06 | 5.01 | | Total | 5.98 | 6.27 | 7.10 | 7.00 | 6.18 | 6.16 |
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