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Title: PMU-data-driven Event Classification in Power Transmission Grids

Abstract

This paper presents an event classification in transmission grids. The convolutional neural network (CNN)-based classifier is proposed to capture the temporal similarity of time-synchronized data stream from phasor measurement units (PMUs). The proposed CNN is trained using Bayesian optimization to search for the best hyperparameters. The effectiveness of the proposed event classification is validated through the real-world dataset from the U.S. transmission grids. This dataset includes line outage, transformer outage, frequency, and oscillation events. The validation process also includes different PMU outputs, such as voltage magnitude, phase angle, current magnitude, frequency, and rate of change of frequency (ROCOF). The results show that ROCOF gives the best classification performance compared to other PMU outputs. In addition, it is shown that the classifier trained with a larger dataset has higher accuracy. Moreover, the superiority of the proposed method is validated through comparison with other state-of-the-art classification methods.

Authors:
; ; ; ; ; ;
Publication Date:
Research Org.:
Univ. of Nevada, Reno, NV (United States)
Sponsoring Org.:
USDOE
OSTI Identifier:
1958827
DOE Contract Number:  
OE0000911
Resource Type:
Conference
Journal Name:
2021 IEEE Power & Energy Society Innovative Smart Grid Technologies Conference (ISGT)
Additional Journal Information:
Conference: 2021 IEEE Power & Energy Society Innovative Smart Grid Technologies Conference (ISGT),Washington, DC, USA,16-18 February 2021
Country of Publication:
United States
Language:
English

Citation Formats

Niazazari, Iman, Liu, Yunchuan, Ghasenikhani, Amir, Biswas, Shuchismita, Livani, Hanif, Yang, Lei, and Centeno, Virgilio A. PMU-data-driven Event Classification in Power Transmission Grids. United States: N. p., 2021. Web. doi:10.1109/isgt49243.2021.9372227.
Niazazari, Iman, Liu, Yunchuan, Ghasenikhani, Amir, Biswas, Shuchismita, Livani, Hanif, Yang, Lei, & Centeno, Virgilio A. PMU-data-driven Event Classification in Power Transmission Grids. United States. https://doi.org/10.1109/isgt49243.2021.9372227
Niazazari, Iman, Liu, Yunchuan, Ghasenikhani, Amir, Biswas, Shuchismita, Livani, Hanif, Yang, Lei, and Centeno, Virgilio A. 2021. "PMU-data-driven Event Classification in Power Transmission Grids". United States. https://doi.org/10.1109/isgt49243.2021.9372227. https://www.osti.gov/servlets/purl/1958827.
@article{osti_1958827,
title = {PMU-data-driven Event Classification in Power Transmission Grids},
author = {Niazazari, Iman and Liu, Yunchuan and Ghasenikhani, Amir and Biswas, Shuchismita and Livani, Hanif and Yang, Lei and Centeno, Virgilio A.},
abstractNote = {This paper presents an event classification in transmission grids. The convolutional neural network (CNN)-based classifier is proposed to capture the temporal similarity of time-synchronized data stream from phasor measurement units (PMUs). The proposed CNN is trained using Bayesian optimization to search for the best hyperparameters. The effectiveness of the proposed event classification is validated through the real-world dataset from the U.S. transmission grids. This dataset includes line outage, transformer outage, frequency, and oscillation events. The validation process also includes different PMU outputs, such as voltage magnitude, phase angle, current magnitude, frequency, and rate of change of frequency (ROCOF). The results show that ROCOF gives the best classification performance compared to other PMU outputs. In addition, it is shown that the classifier trained with a larger dataset has higher accuracy. Moreover, the superiority of the proposed method is validated through comparison with other state-of-the-art classification methods.},
doi = {10.1109/isgt49243.2021.9372227},
url = {https://www.osti.gov/biblio/1958827}, journal = {2021 IEEE Power & Energy Society Innovative Smart Grid Technologies Conference (ISGT)},
number = ,
volume = ,
place = {United States},
year = {2021},
month = {2}
}

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Works referenced in this record:

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