The traditional back-propagation neural network (BP) have the disadvantages including the random generation of initial weights and thresholds, easy to fall into the local optimization, and the convergence speed is slow, and it’s hard to confirm the number of neurons in hidden layer. In this paper, the Genetic Algorithm (GA) is utilized to optimize the initial weights and thresholds space of the BP neural network. To obtain the optimal weight matrix and threshold matrix, the error-forward-feedback neural network training is carried out by using the data of transmission line galloping. The trial and error method are used to reduce the number of hidden layer neurons and find the optimal number of neurons. An optimized GA-BP neural network model is established to warn the occurrence of transmission line galloping. The historical data of the transmission lines galloping in the related areas is analyzed by the optimized GA-BP neural network model. The validity and practicability of the proposed GA-BP neural network model is tested and verified. The simulation results show that the GA-BP neural network module could predict the galloping situation of transmission lines more accurately and effectively. As a result, it provides a strong guarantee for preventing large-scale grid fault disasters, and further improves the power grid's ability to withstand natural disasters.
Published in | International Journal of Mechanical Engineering and Applications (Volume 6, Issue 4) |
DOI | 10.11648/j.ijmea.20180604.15 |
Page(s) | 126-133 |
Creative Commons |
This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited. |
Copyright |
Copyright © The Author(s), 2018. Published by Science Publishing Group |
Genetic Algorithm, BP Neural Network, Machine Learning Method, Hidden Layer, Transmission Line Galloping
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APA Style
Yongfeng Cheng, Jingshan Han, Bin Liu, Danyu Li. (2018). A Prediction Method for Galloping of Transmission Lines Based on Improved Neural Network. International Journal of Mechanical Engineering and Applications, 6(4), 126-133. https://doi.org/10.11648/j.ijmea.20180604.15
ACS Style
Yongfeng Cheng; Jingshan Han; Bin Liu; Danyu Li. A Prediction Method for Galloping of Transmission Lines Based on Improved Neural Network. Int. J. Mech. Eng. Appl. 2018, 6(4), 126-133. doi: 10.11648/j.ijmea.20180604.15
AMA Style
Yongfeng Cheng, Jingshan Han, Bin Liu, Danyu Li. A Prediction Method for Galloping of Transmission Lines Based on Improved Neural Network. Int J Mech Eng Appl. 2018;6(4):126-133. doi: 10.11648/j.ijmea.20180604.15
@article{10.11648/j.ijmea.20180604.15, author = {Yongfeng Cheng and Jingshan Han and Bin Liu and Danyu Li}, title = {A Prediction Method for Galloping of Transmission Lines Based on Improved Neural Network}, journal = {International Journal of Mechanical Engineering and Applications}, volume = {6}, number = {4}, pages = {126-133}, doi = {10.11648/j.ijmea.20180604.15}, url = {https://doi.org/10.11648/j.ijmea.20180604.15}, eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.ijmea.20180604.15}, abstract = {The traditional back-propagation neural network (BP) have the disadvantages including the random generation of initial weights and thresholds, easy to fall into the local optimization, and the convergence speed is slow, and it’s hard to confirm the number of neurons in hidden layer. In this paper, the Genetic Algorithm (GA) is utilized to optimize the initial weights and thresholds space of the BP neural network. To obtain the optimal weight matrix and threshold matrix, the error-forward-feedback neural network training is carried out by using the data of transmission line galloping. The trial and error method are used to reduce the number of hidden layer neurons and find the optimal number of neurons. An optimized GA-BP neural network model is established to warn the occurrence of transmission line galloping. The historical data of the transmission lines galloping in the related areas is analyzed by the optimized GA-BP neural network model. The validity and practicability of the proposed GA-BP neural network model is tested and verified. The simulation results show that the GA-BP neural network module could predict the galloping situation of transmission lines more accurately and effectively. As a result, it provides a strong guarantee for preventing large-scale grid fault disasters, and further improves the power grid's ability to withstand natural disasters.}, year = {2018} }
TY - JOUR T1 - A Prediction Method for Galloping of Transmission Lines Based on Improved Neural Network AU - Yongfeng Cheng AU - Jingshan Han AU - Bin Liu AU - Danyu Li Y1 - 2018/11/08 PY - 2018 N1 - https://doi.org/10.11648/j.ijmea.20180604.15 DO - 10.11648/j.ijmea.20180604.15 T2 - International Journal of Mechanical Engineering and Applications JF - International Journal of Mechanical Engineering and Applications JO - International Journal of Mechanical Engineering and Applications SP - 126 EP - 133 PB - Science Publishing Group SN - 2330-0248 UR - https://doi.org/10.11648/j.ijmea.20180604.15 AB - The traditional back-propagation neural network (BP) have the disadvantages including the random generation of initial weights and thresholds, easy to fall into the local optimization, and the convergence speed is slow, and it’s hard to confirm the number of neurons in hidden layer. In this paper, the Genetic Algorithm (GA) is utilized to optimize the initial weights and thresholds space of the BP neural network. To obtain the optimal weight matrix and threshold matrix, the error-forward-feedback neural network training is carried out by using the data of transmission line galloping. The trial and error method are used to reduce the number of hidden layer neurons and find the optimal number of neurons. An optimized GA-BP neural network model is established to warn the occurrence of transmission line galloping. The historical data of the transmission lines galloping in the related areas is analyzed by the optimized GA-BP neural network model. The validity and practicability of the proposed GA-BP neural network model is tested and verified. The simulation results show that the GA-BP neural network module could predict the galloping situation of transmission lines more accurately and effectively. As a result, it provides a strong guarantee for preventing large-scale grid fault disasters, and further improves the power grid's ability to withstand natural disasters. VL - 6 IS - 4 ER -