Research Article
An Improved PV Output Forecasting Model by Using Weight Function: A Case Study in Cambodia
Table 8
Comparisons of measured data with other simulators and our developed simulated model.
| | Months | Energy production (MWh) | RMSE | | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Avg. |
| | Measured | 3.26 | 2.95 | 3.63 | 3.18 | 3.43 | 3.14 | 2.58 | 2.94 | 2.61 | 2.69 | 3.21 | 3.28 | 3.08 | — | | PVsyst | 3.95 | 3.56 | 3.84 | 3.68 | 3.39 | 3.06 | 3.13 | 3.11 | 3.06 | 3.28 | 3.49 | 3.75 | 3.44 | 0.13 | | Homer | 3.75 | 3.43 | 3.70 | 3.54 | 3.27 | 2.95 | 3.02 | 3.00 | 2.95 | 3.19 | 3.37 | 3.65 | 3.32 | 0.10 | | BlueSol Express | 4.11 | 3.91 | 4.26 | 4.12 | 3.84 | 3.45 | 3.51 | 3.48 | 3.37 | 3.58 | 3.69 | 3.95 | 3.77 | 0.23 | | PVWATTS | 3.49 | 3.31 | 3.85 | 3.34 | 3.02 | 2.92 | 2.87 | 2.70 | 2.89 | 2.99 | 3.31 | 3.49 | 3.18 | 0.08 | | Proposed model | 3.37 | 2.87 | 3.51 | 3.04 | 3.28 | 3.00 | 2.49 | 2.86 | 2.73 | 2.79 | 3.05 | 3.38 | 3.03 | 0.04 |
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