Winding response under difference effective inductance for single phase high voltage transformer

Early studies of transformer winding parameters were focused on the determination via its physical dimensions and empirical formulas. In most cases it is divided into several parts namely coil section pairs, coils distance, disc coils diameter and thickness of insulation. Maxwell’s equations are oft...

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Main Authors: Ramizi Mohamed, Syahirah Abd Halim, Lewin, Paul L.
Format: Article
Language:English
Published: Penerbit Universiti Kebangsaan Malaysia 2024
Online Access:http://journalarticle.ukm.my/25225/
http://journalarticle.ukm.my/25225/1/kejut_6.pdf
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author Ramizi Mohamed,
Syahirah Abd Halim,
Lewin, Paul L.
author_facet Ramizi Mohamed,
Syahirah Abd Halim,
Lewin, Paul L.
author_sort Ramizi Mohamed,
building UKM Institutional Repository
collection Online Access
description Early studies of transformer winding parameters were focused on the determination via its physical dimensions and empirical formulas. In most cases it is divided into several parts namely coil section pairs, coils distance, disc coils diameter and thickness of insulation. Maxwell’s equations are often the solution to the problem, which satisfy related boundary conditions between conductors for mutual inductance and capacitor equations. Such solutions often led to errors and hence its mathematical model. To counter the problem, it was suggested that such approximations must be conducted with experimental model windings at the same time. Frequency domain measurements and time domain measurements can be conducted to effectively determine these parameters. This in turn will investigate the behaviour of transformer winding electromagnetic transient at high frequency. From theoretical point of view, predominantly capacitive winding model often considered to represent its behaviour at high frequency and will give the results of its initial distribution. Under this consideration, a single phase plain winding is considered for investigation. A single rectangular wave was considered to represent infinitive impinge incident wave, injected at one end of transformer winding and the measured response signals of the wavetail were considered for measurement. The experimental response and modelling results were compared and proved to have high agreement between the two.
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spelling oai:generic.eprints.org:252252025-05-21T08:25:46Z http://journalarticle.ukm.my/25225/ Winding response under difference effective inductance for single phase high voltage transformer Ramizi Mohamed, Syahirah Abd Halim, Lewin, Paul L. Early studies of transformer winding parameters were focused on the determination via its physical dimensions and empirical formulas. In most cases it is divided into several parts namely coil section pairs, coils distance, disc coils diameter and thickness of insulation. Maxwell’s equations are often the solution to the problem, which satisfy related boundary conditions between conductors for mutual inductance and capacitor equations. Such solutions often led to errors and hence its mathematical model. To counter the problem, it was suggested that such approximations must be conducted with experimental model windings at the same time. Frequency domain measurements and time domain measurements can be conducted to effectively determine these parameters. This in turn will investigate the behaviour of transformer winding electromagnetic transient at high frequency. From theoretical point of view, predominantly capacitive winding model often considered to represent its behaviour at high frequency and will give the results of its initial distribution. Under this consideration, a single phase plain winding is considered for investigation. A single rectangular wave was considered to represent infinitive impinge incident wave, injected at one end of transformer winding and the measured response signals of the wavetail were considered for measurement. The experimental response and modelling results were compared and proved to have high agreement between the two. Penerbit Universiti Kebangsaan Malaysia 2024 Article PeerReviewed application/pdf en http://journalarticle.ukm.my/25225/1/kejut_6.pdf Ramizi Mohamed, and Syahirah Abd Halim, and Lewin, Paul L. (2024) Winding response under difference effective inductance for single phase high voltage transformer. Jurnal Kejuruteraan, 36 (2). pp. 447-453. ISSN 0128-0198 https://www.ukm.my/jkukm/volume-3602-2024/
spellingShingle Ramizi Mohamed,
Syahirah Abd Halim,
Lewin, Paul L.
Winding response under difference effective inductance for single phase high voltage transformer
title Winding response under difference effective inductance for single phase high voltage transformer
title_full Winding response under difference effective inductance for single phase high voltage transformer
title_fullStr Winding response under difference effective inductance for single phase high voltage transformer
title_full_unstemmed Winding response under difference effective inductance for single phase high voltage transformer
title_short Winding response under difference effective inductance for single phase high voltage transformer
title_sort winding response under difference effective inductance for single phase high voltage transformer
url http://journalarticle.ukm.my/25225/
http://journalarticle.ukm.my/25225/
http://journalarticle.ukm.my/25225/1/kejut_6.pdf