A critical analysis of methodologies for detection and classification of power quality events in smart grid
Recently, power quality (PQ) issues have drawn considerable attention of the researchers
due to the increasing awareness of the customers towards power quality. The PQ issues …
due to the increasing awareness of the customers towards power quality. The PQ issues …
Power quality disturbance monitoring and classification based on improved PCA and convolution neural network for wind-grid distribution systems
Y Shen, M Abubakar, H Liu, F Hussain - Energies, 2019 - mdpi.com
The excessive use of power semiconductor devices in a grid utility increases the malfunction
of the control system, produces power quality disturbances (PQDs) and reduces the …
of the control system, produces power quality disturbances (PQDs) and reduces the …
Time-frequency analysis of power-quality disturbances via the Gabor–Wigner transform
Recently, many signal-processing techniques, such as fast Fourier transform, short-time
Fourier transform, wavelet transform (WT), and wavelet packet transform (WPT), have been …
Fourier transform, wavelet transform (WT), and wavelet packet transform (WPT), have been …
Optimization techniques for improving power quality data mining using wavelet packet based support vector machine
This paper aims at automatic classification of power quality events using Wavelet Packet
Transform (WPT) and Support Vector Machines (SVM). The features of the disturbance …
Transform (WPT) and Support Vector Machines (SVM). The features of the disturbance …
Power quality signals detection using S-transform
NHT Huda, AR Abdullah… - 2013 IEEE 7th International …, 2013 - ieeexplore.ieee.org
Power quality has become very important issue over the last decade. Poor quality can cause
equipment failure, data and economical. An automated monitoring system is needed to …
equipment failure, data and economical. An automated monitoring system is needed to …
Real-time power quality signals monitoring system
NA Abidullah, AR Abdullah… - 2013 IEEE Student …, 2013 - ieeexplore.ieee.org
The increasing of sensitive electrical equipment in our technologies is the biggest issues to
power line system. The quality of electrical power supply becomes more concern to …
power line system. The quality of electrical power supply becomes more concern to …
Time‐frequency analysis of power quality disturbances using synchroextracting transform
The joint time‐frequency representation (TFR) provides the useful hidden information of a
nonstationary signal consisting of several components. The time‐frequency analysis …
nonstationary signal consisting of several components. The time‐frequency analysis …
Comparison of Power Quality Distortion Types and Methods Used in Classification
MR Tur, R Bayindir - … Intelligence for Smart Power System and …, 2020 - ieeexplore.ieee.org
Identifying and analyzing events affecting power quality (PQ) is very important. Sudden
increases in voltages, voltage dips, and voltage harmonics represent some of the …
increases in voltages, voltage dips, and voltage harmonics represent some of the …
Leakage current analysis on polymeric and non-polymeric insulating materials using time-frequency distribution
AR Abdullah, N Norddin, NQZ Abidin… - … on Power and …, 2012 - ieeexplore.ieee.org
This paper presents the performance of polymeric and non-polymeric insulation material in
contaminated condition. The purpose of this study is to determine the accuracy of analysis …
contaminated condition. The purpose of this study is to determine the accuracy of analysis …
A Hybrid Time Frequency Response and Fuzzy Decision Tree for Non-stationary Signal Analysis and Pattern Recognition
A Fourier kernel based time-frequency transform is a proven candidate for non-stationary
signal analysis and pattern recognition because of its ability to predict time localized …
signal analysis and pattern recognition because of its ability to predict time localized …