Abstract

As wind and photovoltaic energy become more prevalent, the optimization of power systems is becoming increasingly crucial. The current state of research in renewable generation and power forecasting technology, such as wind and photovoltaic power (PV), is described in this paper, with a focus on the ensemble sequential LSTMs approach with optimized hidden-layers topology for short-term multivariable wind power forecasting. The methods for forecasting wind power and PV production. The physical model, statistical learning method, and machine learning approaches based on historical data are all evaluated for the forecasting of wind power and PV production. Moreover, the experiments demonstrated that cloud map identification has a significant impact on PV generation. With a focus on the impact of photovoltaic and wind power generation systems on power grid operation and its causes, this paper summarizes the classification of wind power and PV generation systems, as well as the benefits and drawbacks of PV systems and wind power forecasting methods based on various typologies and analysis methods.

Highlights

  • As the energy crisis, environmental degradation, and climate change worsen, the usage of clean energy is becoming increasingly important

  • Wind power and solar power generation are widely employed in the power grid, and power system optimization is becoming increasingly important

  • The set order Long-Short-Term Memory (LSTM) method based on optimized hidden layer topology is emphatically introduced, which is utilized for short-term multivariable wind power forecasting

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Summary

Introduction

Environmental degradation, and climate change worsen, the usage of clean energy is becoming increasingly important. Short-term forecasting, or utilizing physical models based on numerical weather predictions and statistical models based on wind speed and wind power data for predicting, is the current trend in wind power forecasting. VGG, ResNet and other transfer learning models are used for cloud image classification and the hidden layer feature information of cloud images are used for classification analysis

The Forecasting and Generation Methods of the Wind and Photovoltaic Energy
The Modeling Analysis of Wind Power Forecasting
Physical and Statistical Models Related Approaches
Hybrid Forecasting Modeling Based on Neural Network-Related Approaches
The Ensemble Deep Learning Approaches for Wind Power Forecasting The
Hidden-Layer Topology Analysis of the LSTM Network When RNN (Recurrent
Hidden-Layers Feature Analysis of LSTM Network
The Forecasting and Generation Methods of the PV System
Method
Experiments
The Short-Term Wind Power Forecasting Based on the Hidden-Layers Topology
Methods
The PV Classification and Forecasting Based on the Hidden-Layers Topology
Findings
Conclusions and Discussions
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