Analysis and modelling of cyclic loading power transformer

Transformers can transfer the required electricity to the residential, commercial and industrial are~ to fulfil the consumption demand. This study targets to determine the permitted overloading conditions and to maximize the electricity supply without reducing the lifespan of the transformer by sett...

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Main Author:	Thye, Hun Shen
Format:	Thesis
Language:	English
Published:	2010
Subjects:	TJ Mechanical engineering and machinery
Online Access:	http://ir.unimas.my/id/eprint/13549/2/Shen%20%28fulltext%29.pdf
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id	my-unimas-ir.13549
record_format	uketd_dc
spelling	my-unimas-ir.135492023-05-08T07:33:30Z Analysis and modelling of cyclic loading power transformer 2010 Thye, Hun Shen TJ Mechanical engineering and machinery Transformers can transfer the required electricity to the residential, commercial and industrial are~ to fulfil the consumption demand. This study targets to determine the permitted overloading conditions and to maximize the electricity supply without reducing the lifespan of the transformer by setting the necessary transformer parameters. This study concludes that the loading curve pattern and power usage are very much dependent on the distribution network in each substation. The permitted overloading conditions for Planned Load Beyond Nameplate (PLBN), Long-Time Emergency Load (LTE) and Short-Time Emergency load (STE) are estimated. The parameters of the transformer, i.e. loss of life, permitted overloading conditions and maximum load capacity were examined in this study. The evaluated results reveal that the transformer's loss of life correlates to the capacity loading curve pattern, power factor and ambient temperature. Besides, the transformer's loss of life is highly dependent on the capacity loading curve pattern. Other information, namely loading curve pattern, power factor and factory test acceptance (F AT) reports are referred as well. Results reveal that the loss of life for each transformer is approximately 0.0 % over 30 years of lifespan. The results imply that the lifespan of every transformer in the substations can last for over 30 years. Universiti Malaysia Sarawak, (UNIMAS) 2010 Thesis http://ir.unimas.my/id/eprint/13549/ http://ir.unimas.my/id/eprint/13549/2/Shen%20%28fulltext%29.pdf text en validuser masters Universiti Malaysia Sarawak, (UNIMAS) Faculty of Engineering
institution	Universiti Malaysia Sarawak
collection	UNIMAS Institutional Repository
language	English
topic	TJ Mechanical engineering and machinery
spellingShingle	TJ Mechanical engineering and machinery Thye, Hun Shen Analysis and modelling of cyclic loading power transformer
description	Transformers can transfer the required electricity to the residential, commercial and industrial are~ to fulfil the consumption demand. This study targets to determine the permitted overloading conditions and to maximize the electricity supply without reducing the lifespan of the transformer by setting the necessary transformer parameters. This study concludes that the loading curve pattern and power usage are very much dependent on the distribution network in each substation. The permitted overloading conditions for Planned Load Beyond Nameplate (PLBN), Long-Time Emergency Load (LTE) and Short-Time Emergency load (STE) are estimated. The parameters of the transformer, i.e. loss of life, permitted overloading conditions and maximum load capacity were examined in this study. The evaluated results reveal that the transformer's loss of life correlates to the capacity loading curve pattern, power factor and ambient temperature. Besides, the transformer's loss of life is highly dependent on the capacity loading curve pattern. Other information, namely loading curve pattern, power factor and factory test acceptance (F AT) reports are referred as well. Results reveal that the loss of life for each transformer is approximately 0.0 % over 30 years of lifespan. The results imply that the lifespan of every transformer in the substations can last for over 30 years.
format	Thesis
qualification_level	Master's degree
author	Thye, Hun Shen
author_facet	Thye, Hun Shen
author_sort	Thye, Hun Shen
title	Analysis and modelling of cyclic loading power transformer
title_short	Analysis and modelling of cyclic loading power transformer
title_full	Analysis and modelling of cyclic loading power transformer
title_fullStr	Analysis and modelling of cyclic loading power transformer
title_full_unstemmed	Analysis and modelling of cyclic loading power transformer
title_sort	analysis and modelling of cyclic loading power transformer
granting_institution	Universiti Malaysia Sarawak, (UNIMAS)
granting_department	Faculty of Engineering
publishDate	2010
url	http://ir.unimas.my/id/eprint/13549/2/Shen%20%28fulltext%29.pdf
_version_	1783728134414139392

Analysis and modelling of cyclic loading power transformer

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