A review of dissolved gas analysis measurement and interpretation techniques

NA Bakar, A Abu-Siada, S Islam - IEEE Electrical Insulation …, 2014 - ieeexplore.ieee.org
Dissolved gas analysis (DGA) is used to assess the condition of power transformers. It uses
the concentrations of various gases dissolved in the transformer oil due to decomposition of …

Advances in DGA based condition monitoring of transformers: A review

SA Wani, AS Rana, S Sohail, O Rahman… - … and Sustainable Energy …, 2021 - Elsevier
Abstract Dissolved Gas Analysis (DGA) is a standout diagnostic strategy to recognise
incipient faults and monitor the condition of oil-immersed transformers. It correlates the …

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 …

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 …

An intelligent system based on optimized ANFIS and association rules for power transformer fault diagnosis

L Tightiz, MA Nasab, H Yang, A Addeh - ISA transactions, 2020 - Elsevier
This research work put forward an intelligent method for diagnosis and classification of
power transformers faults based on the instructive Dissolved Gas Analysis Method (DGAM) …

Power transformer fault diagnosis based on dissolved gas analysis by support vector machine

K Bacha, S Souahlia, M Gossa - Electric power systems research, 2012 - Elsevier
This paper presents an intelligent fault classification approach to power transformer
dissolved gas analysis (DGA). Support vector machine (SVM) is powerful for the problem …

A taxonomy and experimental study on prototype generation for nearest neighbor classification

I Triguero, J Derrac, S Garcia… - IEEE Transactions on …, 2011 - ieeexplore.ieee.org
The nearest neighbor (NN) rule is one of the most successfully used techniques to resolve
classification and pattern recognition tasks. Despite its high classification accuracy, this rule …

A novel model based on wavelet LS-SVM integrated improved PSO algorithm for forecasting of dissolved gas contents in power transformers

H Zheng, Y Zhang, J Liu, H Wei, J Zhao… - Electric Power Systems …, 2018 - Elsevier
Finding out the transformer incipient faults and their development trend has always been a
central issue for electric power companies. In this paper, a novel approach combing wavelet …

An AI-Layered with Multi-Agent Systems Architecture for Prognostics Health Management of Smart Transformers: A Novel Approach for Smart Grid-Ready Energy …

O Laayati, H El Hadraoui, A El Magharaoui, N El-Bazi… - Energies, 2022 - mdpi.com
After the massive integration of distributed energy resources, energy storage systems and
the charging stations of electric vehicles, it has become very difficult to implement an efficient …

[HTML][HTML] Adsorption and gas-sensing properties of C2H4, CH4, H2, H2O on metal oxides (CuO, NiO) modified SnS2 monolayer: A DFT study

Y Chen, Y Gui, X Chen - Results in Physics, 2021 - Elsevier
Detection of oil dissolved gases is of great significance to diagnose the diverse insulation
faults in oil-immersed transformers. Therefore, the Metal oxides (CuO, NiO) doped SnS 2 …