Paper
10 August 2023 Forecasting method for photovoltaic power based on data preprocessing and temporal convolutional network
Han Xiao, Daifei Liu
Author Affiliations +
Proceedings Volume 12748, 5th International Conference on Information Science, Electrical, and Automation Engineering (ISEAE 2023); 1274816 (2023) https://doi.org/10.1117/12.2689842
Event: 5th International Conference on Information Science, Electrical and Automation Engineering (ISEAE 2023), 2023, Wuhan, China
Abstract
Power prediction of photovoltaic generation is very important to ensure the safety of the power system. It can assist the scheduling of smart grid and the operation and maintenance of photovoltaic stations. In order to improve the accuracy of photovoltaic power prediction, a temporal convolution network (TCN) model is constructed, which is combined with adaptive white noise complete integrated empirical mode decomposition (CEEMDAN) and wavelet threshold denoising. In the data preprocessing, the sequence of sample data is decomposed as modal components of different time and frequency scales with CEEMDAN method and the high-frequency modal components are denoised through wavelet threshold. By reconstructing the denoised components, the noise-reduced data set is obtained. In the process of TCN construction, the sample data used for modeling is from DKASC photovoltaic power generation public dataset. The experiment of modeling results show that the designed model can improve the accuracy of power prediction compared with the traditional prediction model. And the modeling method has feasibility and effectiveness.
© (2023) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Han Xiao and Daifei Liu "Forecasting method for photovoltaic power based on data preprocessing and temporal convolutional network", Proc. SPIE 12748, 5th International Conference on Information Science, Electrical, and Automation Engineering (ISEAE 2023), 1274816 (10 August 2023); https://doi.org/10.1117/12.2689842
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KEYWORDS
Data modeling

Photovoltaics

Wavelets

Convolution

Denoising

Deep learning

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