access icon free Hybrid forecasting model-based data mining and genetic algorithm-adaptive particle swarm optimisation: a case study of wind speed time series

Wind energy has been part of the fastest growing renewable energy sources and is clean and pollution-free. Wind energy has been gaining increasing global attention, and wind speed forecasting plays a vital role in the wind energy field. However, such forecasting has been demonstrated to be a challenging task due to the effect of various meteorological factors. This study proposes a hybrid forecasting model that can effectively provide preprocessing for the original data and improve forecasting accuracy. The developed model applies a genetic algorithm-adaptive particle swarm optimisation algorithm to optimise the parameters of the wavelet neural network (WNN) model. The proposed hybrid method is subsequently examined in regard to the wind farms of eastern China. The forecasting performance demonstrates that the developed model is better than some traditional models (for example, back propagation, WNN, fuzzy neural network, and support vector machine), and its applicability is further verified by the paired-sample T tests.

Inspec keywords: wavelet neural nets; power engineering computing; weather forecasting; data mining; particle swarm optimisation; wind power; genetic algorithms

Other keywords: wavelet neural network model; renewable energy source; wind speed time series; eastern China; genetic algorithm-adaptive particle swarm optimisation algorithm; wind speed forecasting; wind farm; wind energy; hybrid forecasting model-based data mining; WNN model; paired-sample T test

Subjects: Energy resources; Optimisation techniques; Power engineering computing; Wind power plants; Knowledge engineering techniques; Wind energy; Weather analysis and prediction; Optimisation techniques; Neural computing techniques; Winds and their effects in the lower atmosphere

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