Power system short-term load prediction method based on deep learning
A short-term load forecasting, power system technology, applied in neural learning methods, forecasting, instruments, etc., can solve the problems of model generalization performance limitations, hindering forecasting accuracy, and limited ability to approximate complex functions, avoiding overfitting and localization. Minimal value problem, good information expression ability, the effect of improving accuracy
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[0022] The present invention provides a short-term load forecasting method of a power system based on deep learning. The present invention will be described in detail below in conjunction with the accompanying drawings and embodiments.
[0023] The present invention aims at the problems of overfitting and local minima that are prone to occur in short-term load forecasting in related technologies. In the embodiment, the relevant influencing factors of short-term load forecasting are used as the input of the deep learning model, and the short-term load is predicted through deep learning. The solutions of the embodiments are described in detail below.
[0024] The deep learning model adopted in this embodiment is a DBN structure, which is a nonlinear network based on three hidden layers.
[0025] figure 1 It is an overall flow chart of the short-term load forecasting method for power systems based on deep learning, including an offline training forecasting model stage and an online
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