Artificial neural network in the application of the doubly-fed type wind power generator parameter identification

Author(s):  
Yajun Rong ◽  
Hong Wang ◽  
Wei Yang ◽  
Hanhong Qi
2014 ◽  
Vol 953-954 ◽  
pp. 472-477 ◽  
Author(s):  
Jia Xu ◽  
Jin Zhang ◽  
Tie Chen ◽  
Rui Hua Liu

Doubly-fed wind power generator takes the largest share of wind energy. However, as the most important part, the speed-up gearbox is easy to be damaged. The existing researches about gearbox faults are mainly about gear fault, the study of bearing fault is relatively less compared with gear fault, expecially for the bearing fault of planet gear. This article presents a typical case of bearing fault about planet gear, which contains the cause of vibration behaviour and the analysis of fault.


2020 ◽  
Vol 12 (9) ◽  
pp. 3778 ◽  
Author(s):  
Muhammad Shahzad Nazir ◽  
Fahad Alturise ◽  
Sami Alshmrany ◽  
Hafiz. M. J Nazir ◽  
Muhammad Bilal ◽  
...  

To sustain a clean environment by reducing fossil fuels-based energies and increasing the integration of renewable-based energy sources, i.e., wind and solar power, have become the national policy for many countries. The increasing demand for renewable energy sources, such as wind, has created interest in the economic and technical issues related to the integration into the power grids. Having an intermittent nature and wind generation forecasting is a crucial aspect of ensuring the optimum grid control and design in power plants. Accurate forecasting provides essential information to empower grid operators and system designers in generating an optimal wind power plant, and to balance the power supply and demand. In this paper, we present an extensive review of wind forecasting methods and the artificial neural network (ANN) prolific in this regard. The instrument used to measure wind assimilation is analyzed and discussed, accurately, in studies that were published from May 1st, 2014 to May 1st, 2018. The results of the review demonstrate the increased application of ANN into wind power generation forecasting. Considering the component limitation of other systems, the trend of deploying the ANN and its hybrid systems are more attractive than other individual methods. The review further revealed that high forecasting accuracy could be achieved through proper handling and calibration of the wind-forecasting instrument and method.


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