A critical analysis of methodologies for detection and classification of power quality events in smart grid

RK Beniwal, MK Saini, A Nayyar, B Qureshi… - IEEE …, 2021 - ieeexplore.ieee.org
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 …

Classification of power quality events–a review

MK Saini, R Kapoor - International Journal of Electrical Power & Energy …, 2012 - Elsevier
Power quality (PQ) interest has increasingly evolved over the past decade. The paper
surveys the application of signal processing, intelligent techniques and optimization …

Classification of emotional states from electrocardiogram signals: a non-linear approach based on hurst

J Selvaraj, M Murugappan, K Wan… - Biomedical engineering …, 2013 - Springer
Background Identifying the emotional state is helpful in applications involving patients with
autism and other intellectual disabilities; computer-based training, human computer …

Real-time system for automatic detection and classification of single and multiple power quality disturbances

EG Ribeiro, TM Mendes, GL Dias, ERS Faria, FM Viana… - Measurement, 2018 - Elsevier
It is known that the quality of power has been the subject of several researches aiming to
provide relevant information to users of electrical systems that are becoming increasingly …

Real-time voltage sag detection and classification for power quality diagnostics

EA Nagata, DD Ferreira, MHJ Bollen, BHG Barbosa… - Measurement, 2020 - Elsevier
This work proposes an innovative approach to detect, segment and classify voltage sags
according to their causes. To detect and segment, Independent Component Analysis is …

Emotion recognition from facial EMG signals using higher order statistics and principal component analysis

S Jerritta, M Murugappan, K Wan… - Journal of the Chinese …, 2014 - Taylor & Francis
Higher order statistics (HOS) is an efficient feature extraction method used in diverse
applications such as bio signal processing, seismic data processing, image processing …

A method based on independent component analysis for single and multiple power quality disturbance classification

DD Ferreira, JM de Seixas, AS Cerqueira - Electric Power Systems …, 2015 - Elsevier
This paper proposes a method based on single channel independent component analysis
for single and multiple power quality disturbance classification. The proposed method …

High-impedance fault modeling and classification in power distribution networks

JGS Carvalho, AR Almeida, DD Ferreira… - Electric Power Systems …, 2022 - Elsevier
This work presents a novel method for the classification of high-impedance faults (HIFs) in
power distribution networks based on the association of higher-order statistics (HOS) and a …

Hybrid demodulation concept and harmonic analysis for single/multiple power quality events detection and classification

R Kapoor, MK Saini - International Journal of Electrical Power & Energy …, 2011 - Elsevier
A novel real-time analysis of power quality (PQ) events has been presented using amplitude
and frequency demodulation concepts. The earlier techniques were analyzing the few …

Sample-by-sample Power Quality Disturbance classification based on Sliding Window Recursive Discrete Fourier Transform

LFA Rodrigues, HLM Monteiro, DD Ferreira… - Electric Power Systems …, 2024 - Elsevier
Abstract Power Quality Disturbances (PQDs) are caused by large-scale grid connections of
nonlinear loads and Distributed Generations (DG). They affect the electrical and electronics …