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Optimization scheme of wind energy prediction based on artificial intelligence.

Yagang Zhang1,2,3, Ruixuan Li4, Jinghui Zhang4

  • 1State Key Laboratory of Alternate Electrical Power System with Renewable Energy Sources, North China Electric Power University, Beijing, 102206, China. yagangzhang@ncepu.edu.cn.

Environmental Science and Pollution Research International
|March 25, 2021
PubMed
Summary

Accurate wind speed prediction is crucial for reliable wind energy. This study proposes a novel hybrid decomposition and optimized neural network model, achieving precise wind power forecasting for grid stability.

Keywords:
Autoregressive moving average modelImproved particle swarm optimizationLong- and short-term memory neural networkNoise decompositionShort-term wind speed predictionVariational mode decomposition

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Area of Science:

  • Renewable Energy Systems
  • Computational Intelligence
  • Time Series Forecasting

Background:

  • Wind energy is a vital renewable source, but its inherent volatility challenges grid integration.
  • Accurate wind speed prediction is essential for ensuring the stability and reliability of wind power generation.

Purpose of the Study:

  • To develop a novel, robust wind speed prediction scheme.
  • To enhance the accuracy and reliability of wind power forecasting models.
  • To facilitate better grid integration and management of wind energy.

Main Methods:

  • Hybrid mode decomposition (variational mode decomposition and wavelet analysis) for data decomposition.
  • Optimized long and short-term memory (LSTM) neural networks and autoregressive moving average (ARMA) models for sequence training.
  • A combined forecasting approach integrating decomposed components for final prediction.

Main Results:

  • Improved mode decomposition effectively extracts wind speed data characteristics.
  • Hybrid prediction models leverage component-specific algorithms for superior forecasting.
  • Optimized neural networks overcome parameter setting challenges, improving model performance.
  • The proposed combined model demonstrates accurate prediction results on real-world wind farm data.

Conclusions:

  • The developed hybrid forecasting model offers a structured and accurate approach to wind speed prediction.
  • This research contributes to advancing wind energy prediction methodologies and supporting green energy infrastructure.
  • Accurate forecasting aids in formulating effective wind power regulation strategies and promoting renewable energy adoption.