Chuanyu Xiong, Xiaohong Liao, Shiying He, Ran Chen, Wei Wang, Nan Zang, Ying Wang, Menghan Xiao. EMD-FFT-SARIMA photovoltaic power generation prediction model using fast fourier transform optimization cycle parameters[J]. High Power Laser and Particle Beams, 2024, 36(8): 085001
- High Power Laser and Particle Beams
- Vol. 36, Issue 8, 085001 (2024)
Fig. 1. Predictive model flowchart
Fig. 2. Chart of predicted values versus raw values
Fig. 3. Component period and power diagram after FFT decomposition
Fig. 4. Prediction error of the IMF-SARIMA model
Fig. 5. Comparison of the predicted values of the two models
Fig. 6. Comparison between EMD-FT-SARIMA predicted values and original values
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Table 1. p , q parameters selection table
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Table 2. p , q parameters selection
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Table 3. P , Q parameter selection
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Table 4. EMD-SARIMA model prediction error indicators
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Table 5. IMF components and cycle values
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Table 6. EMD-FFT-SARIMA model prediction error indicators
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