An Assessment on Aging Model of IEEE/IEC Standards for Natural and Mineral Oil-Immersed Transformer

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Tarih

2011

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Ieee

Erişim Hakkı

info:eu-repo/semantics/closedAccess

Özet

This paper presents an assessment on aging model of IEEE and IEC standards using thermal model of oil-immersed power transformer for natural ester and mineral oil. For this purpose, a model created for the analysis of behavior transient thermal performance with aging both of natural ester and mineral oils. Thermal model of the transformer is based on thermal-electrical analogy that is calculated separately for natural and mineral oils covering top-oil and hot-spot temperatures. The hot-spot temperature values of each ester/oil are used to calculate aging parameters which include the aging acceleration factor, time dependent relative aging rate and insulation life loss variations.

Açıklama

IEEE International Conference on Dielectric Liquids (ICDL) -- JUN 26-30, 2011 -- Trondheim, NORWAY
Faruk ARAS, Dr./0000-0001-5513-9139
WOS: 000295317700042

Anahtar Kelimeler

aging, insulation, thermal model, natural oil, trasformer, temperature, loadability

Kaynak

2011 Ieee International Conference On Dielectric Liquids (Icdl)

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N/A

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