Research Article
Modeling and Optimization of a Residential Solar Stand-Alone Power System
Table 9
Output data of demand load and required number of PV modules.
| Month | Jan. | Feb. | Mar. | Apr. | May | Jun. | Jul. | Aug. | Sep. | Oct. | Nov. | Dec. |
| Total daily electrical demand including hot water demand (kWh) | 46.77 | 46.77 | 34.7 | 34.7 | 39.3 | 49.65 | 49.65 | 49.65 | 49.65 | 39.3 | 34.7 | 46.77 | Daily output power of 200 W PV module (Wh) | 858.6 | 956 | 1038 | 1086 | 1058 | 1042 | 1044 | 1040 | 1011 | 943.8 | 878 | 771.8 | Required capacity of PV (kW) | 10.9 | 9.8 | 6.7 | 6.4 | 7.5 | 9.6 | 9.6 | 9.6 | 9.9 | 8.4 | 8 | 12.2 | Daily output power of 200 W PV module with dual tracking (Wh) | 869.5 | 1047 | 1252 | 1427 | 1503 | 1530 | 1496 | 1406 | 1256 | 1047 | 868 | 796.3 | Required capacity of PV (kW) | 10.8 | 9 | 5.6 | 4.9 | 5.3 | 6.5 | 6.7 | 7.1 | 8 | 7.6 | 8 | 11.8 | Daily output power of 200 W PV module with cooling (Wh) | 968.7 | 1105 | 1229 | 1330 | 1347 | 1350 | 1362 | 1341 | 1269 | 1166 | 1053 | 879.4 | Required capacity of PV (kW) | 9.7 | 8.5 | 5.7 | 5.3 | 5.9 | 7.4 | 7.3 | 7.5 | 7.9 | 6.8 | 6.6 | 10.7 |
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