Copper Pipes as Medium Frequency Transformer Windings
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Access"
DOI: 10.1109/access.2022.3214651
Abstract: Owing to increasing power demand, new technologies, such as solid-state transformers, are progressively researched and improved. Thereby, galvanic isolation and voltage adaptation are achieved by medium frequency transformers. To reach high power density designs, transformer… read more here.
Keywords: frequency transformer; frequency; copper pipes; medium frequency ... See more keywords
Design of Resistive SFCL to Prevent Short-Circuit-Induced Plastic Deformation in Transformer Windings
Sign Up to like & getrecommendations! Published in 2025 at "IEEE Transactions on Applied Superconductivity"
DOI: 10.1109/tasc.2025.3637736
Abstract: Transformers are subjected to severe mechanical stress during external short-circuit faults due to intense radial electromagnetic forces, which can lead to winding deformation and structural failure. To address this issue, this study proposes a systematic… read more here.
Keywords: circuit; deformation; transformer windings; sfcl ... See more keywords
Partial Discharges Identification and Localisation within Transformer Windings
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Dielectrics and Electrical Insulation"
DOI: 10.1109/tdei.2020.008706
Abstract: This study proposes a technique that is based on the hypothesis that distinct PD sources have unique PD waveform characteristics at the point of measurement. Two different forms of PD pulses are injected into a… read more here.
Keywords: localisation within; transformer windings; discharges identification; identification localisation ... See more keywords
Gray Box Modeling of Power Transformer Windings Based on Design Geometry and Particle Swarm Optimization Algorithm
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Transactions on Power Delivery"
DOI: 10.1109/tpwrd.2018.2808518
Abstract: Reliable models to predict the fast transient response of transformer windings are categorized into three groups: 1) white box; 2) black box; and 3) gray box models. Each group is applicable to solve a certain… read more here.
Keywords: transformer windings; geometry; box; based design ... See more keywords
Early fault diagnosis of transformer windings based on the improved MVMD-ELM
Sign Up to like & getrecommendations! Published in 2025 at "Frontiers in Energy Research"
DOI: 10.3389/fenrg.2025.1645135
Abstract: Aiming at the problems of weak early fault characteristics of transformer windings, large noise interference and insufficient accuracy of traditional diagnostic methods, this paper proposes an early fault diagnosis method for transformer windings based on… read more here.
Keywords: windings based; transformer windings; early fault; fault diagnosis ... See more keywords
Detection of Arc Faults in Transformer Windings via Transient Signal Analysis
Sign Up to like & getrecommendations! Published in 2024 at "Applied Sciences"
DOI: 10.3390/app14209335
Abstract: In power transformers, lightning strikes, switching operations, and short circuit faults can deform the winding insulation, resulting in an electric arc between the windings. If the arc is not detected in its initial phase, it… read more here.
Keywords: detection arc; arc; transformer windings; arc faults ... See more keywords
Modeling of Axial Displacements of Transformer Windings for Frequency Response Analysis Diagnosis
Sign Up to like & getrecommendations! Published in 2024 at "Energies"
DOI: 10.3390/en17133274
Abstract: The aim of the article is to present the method of modeling the frequency response of the transformer windings with axial displacements. Frequency response analysis (often referred to as FRA or SFRA) is a powerful… read more here.
Keywords: transformer windings; analysis; axial displacements; frequency response ... See more keywords