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科技與工程學院
電機工程學系
學位論文
學位論文
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http://rportal.lib.ntnu.edu.tw/handle/20.500.12235/73890
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search.filters.author.郭家宏
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search.filters.author.Guo, Jia-Hong
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search.filters.subject.LSTM
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search.filters.subject.optical flow
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search.filters.subject.satellite cloud image
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search.filters.subject.solar irradiance
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search.filters.subject.super pixel segmentation
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基於超像素分割之衛星雲圖進行預測與估計日射量之系統
(
2022
)
郭家宏
;
Guo, Jia-Hong
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由於日射量容易受天氣因素影響而容易產生變化,進而造成太陽能發電量不穩定,因此,難以將其整合入區域電網當中。本文建立一個以超像素分割衛星雲圖為基礎之日射量估計與預測系統。分析衛星雲圖並萃取其雲層特徵,採用光流法,分析雲層運動,生成預測的衛星雲圖。再將這些影像特徵與一些天氣預報特徵作為長短期記憶(LSTM)之輸入,進行日射量的估計與預測。本文使用幾個效能指標來評估估計與預測的效果,包括平均絕對誤差(MAE)、均方根誤差(RMSE)以及判定係數(R^2);並設計數個實驗方法進行比較,實驗結果顯示,本文所提出方法有達到預期的成果。
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