对负荷曲线进行了频谱分析,得出维纳滤波具有过滤冲击负荷、消除毛刺使预测曲线光滑易于人工调整的优点。
Spectrum analysis to load curves shows that the wiener filtering has the merits of filtering impact load, removing burrs and smoothing forecast curves.
基于该结果,还能求取某一置信水平下的预测负荷曲线的包络线。
According to the result, envelopes of load forecasting curve under certain confidence level can also be obtained.
本文提出了运用灰色预测模型和几何回归模型预测重大节日期间电网日负荷曲线的方法,并编制了相应软件。
A method to use the grey prediction model and geometric regression model to predict the daily load curve of power systems during the great holiday is proposed. A relevant software is presented.
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