BA-PNN-based methods for power transformer fault diagnosis

X Yang, W Chen, A Li, C Yang, Z Xie, H Dong - Advanced engineering …, 2019 - Elsevier
This paper presents a machine learning-based approach to power transformer fault
diagnosis based on dissolved gas analysis (DGA), a bat algorithm (BA), optimizing the …

Improving diagnostic performance of a power transformer using an adaptive over-sampling method for imbalanced data

V Tra, BP Duong, JM Kim - IEEE Transactions on Dielectrics …, 2019 - ieeexplore.ieee.org
Dissolved gas analysis (DGA) of insulating oil in power transformers can offer valuable
information related to faults. Due to the poor and unbalanced characteristics of typical DGA …

Investigation on machine learning algorithms to support transformer dissolved gas analysis fault identification

Ekojono, RA Prasojo, ME Apriyani, AN Rahmanto - Electrical Engineering, 2022 - Springer
Dissolved gas analysis (DGA) is a powerful tool to monitor the condition of a power
transformer. Several interpretation methods have been proposed, one of the most reliable of …

Technical and tactical diagnosis model of table tennis matches based on BP neural network

W Huang, M Lu, Y Zeng, M Hu, Y Xiao - BMC Sports Science, Medicine …, 2021 - Springer
Background The technical and tactical diagnosis of table tennis is extremely important in the
preparation for competition which is complicated by an apparent nonlinear relationship …

Faults diagnostics of high-voltage equipment based on the analysis of the dynamics of changing of the content of gases

O Shutenko - Energetika, 2018 - lmaleidykla.lt
In the article, the gas content of oils in high-voltage equipment with defects of different types
is analysed. Typical gas contents and gas ratios for 38 most frequently encountered defects …

A Hybrid machine‐learning method for oil‐immersed power transformer fault diagnosis

X Yang, W Chen, A Li, C Yang - IEEJ Transactions on Electrical …, 2020 - Wiley Online Library
This paper presents a hybrid machine‐learning method based on oil‐immersed power
transformer fault diagnosis Probability Neural Network (PNN) optimized via a Multi‐Verse …

Integrated decision‐making method for power transformer fault diagnosis via rough set and DS evidence theories

Y Xu, Y Li, Y Wang, C Wang… - IET Generation …, 2020 - Wiley Online Library
Precise power transformer fault diagnosis involves incorporating multi‐source monitoring
information. Uncertain information, missing data, usually occurs in transformer fault cases …

Defect Prediction for Capacitive Equipment in Power System

Q Peng, Z Zheng, H Hu - Applied Sciences, 2024 - mdpi.com
As a core component of the smart grid, capacitive equipment plays a critical role in modern
power systems. When defects occur, they pose a significant threat to the safety of both other …

Analysis of gas composition in oil-filled faulty equipment with acetylene as the key gas

O Shutenko - Energetika, 2019 - lmaleidykla.lt
The article presents results of oil-dissolved gas analysis for 239 units of high-voltage
equipment with faults under which acetylene is the key gas. The analysis revealed 13 types …

Synthesis of aryloxyacetylthiourea derivatives for the development of radicle elongation inhibitor of parasitic weeds

M Sonoda, Y Mimura, S Noda, A Okazawa - Tetrahedron, 2023 - Elsevier
Abstract Aryloxyacetylthiourea, 1-(3, 4-dichlorophenyl)-3-(2-phenoxyacetyl) thiourea (PI-28),
has attracted attention as a lead compound for the development of radicle elongation …