Fault detection and diagnosis in power transformers: a comprehensive review and classification of publications and methods

AR Abbasi - Electric Power Systems Research, 2022 - Elsevier
A challenging problem in the protection of power transformers is the fault detection and
diagnosis (FDD). FDD has an essential role in the reliability and safety of modern power …

A neural network-based scheme for fault diagnosis of power transformers

EA Mohamed, AY Abdelaziz, AS Mostafa - Electric Power Systems …, 2005 - Elsevier
This research presents an artificial neural network (ANN)-based scheme for fault diagnosis
of power transformers. The scheme is designed to detect the fault, estimate the faulted side …

An integrated method of ANFIS and Dempster-Shafer theory for fault diagnosis of power transformer

T Kari, W Gao, D Zhao, Z Zhang, W Mo… - … on Dielectrics and …, 2018 - ieeexplore.ieee.org
Dissolved gas analysis (DGA) approach is extensively applied to detect incipient faults of
power transformers. This paper presents a novel DGA method for power transformer …

Incipient fault diagnosis in power transformers by data-driven models with over-sampled dataset

SM de Andrade Lopes, RA Flauzino… - Electric Power Systems …, 2021 - Elsevier
Early diagnosis of incipient faults in power transformers enables their predictive
maintenance and guarantees their proper operation. Recently, machine learning (ML) …

Diagnosis and clustering of power transformer winding fault types by cross‐correlation and clustering analysis of FRA results

AR Abbasi, MR Mahmoudi… - IET Generation …, 2018 - Wiley Online Library
The power transformer is one of the vital and substantial elements of each country's power
grid which not only require high investment, but they are also important in terms of economy …

Accuracy improvement of power transformer faults diagnostic using KNN classifier with decision tree principle

O Kherif, Y Benmahamed, M Teguar… - IEEE …, 2021 - ieeexplore.ieee.org
Dissolved gas analysis (DGA) is the standard technique to diagnose the fault types of oil-
immersed power transformers. Various traditional DGA methods have been employed to …

Design and evaluation of a hybrid system for detection and prediction of faults in electrical transformers

S Al-Janabi, S Rawat, A Patel, I Al-Shourbaji - International Journal of …, 2015 - Elsevier
Transformers are the vital parts of an electrical grid system. A faulty transformer can
destabilize the electrical supply along with the other devices of the transmission system. Due …

Fault diagnosis of transformer windings based on decision tree and fully connected neural network

ZH Li, Y Zhang, A Abu-Siada, X Chen, Z Li, Y Xu… - Energies, 2021 - mdpi.com
While frequency response analysis (FRA) is a well matured technique widely used by
current industry practice to detect the mechanical integrity of power transformers …

Frequency response analysis (FRA) of transformers as a tool for fault detection and location: A review

RK Senobari, J Sadeh, H Borsi - Electric power systems research, 2018 - Elsevier
Power transformers are one of the most important components of the electrical power
networks. A wide range of mechanical and electrical stresses in addition to the aging could …

Adaptive dynamic meta-heuristics for feature selection and classification in diagnostic accuracy of transformer faults

SSM Ghoneim, TA Farrag, AA Rashed… - Ieee …, 2021 - ieeexplore.ieee.org
Detection of transformer faults avoids the transformer's undesirable loss from service and
ensures utility service continuity. Diagnosis of transformer faults is determined using …