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Assessment of insulating kraft paper aged with service-aged insulating mineral oils in accelerated laboratory aging experiments.

Authors :
Malaquias, Paulo Eduardo
Pissolato, Jose
Carriel, Lazaro Partaminan
Bassetto, Armando
Marques, Milton
Galdeano, Claudio Aparecido
Source :
IEEE Electrical Insulation Magazine; Nov/Dec2017, Vol. 33 Issue 6, p33-45, 13p
Publication Year :
2017

Abstract

The vast majority of power transformers have an insulation system consisting of both insulating mineral oil and Kraft paper. The principal oil degradation agents are oxygen and temperature, whereas the main mechanisms of insulating Kraft paper degradation are water and acids (acidic hydrolysis degradation), temperature (pyrolytic degradation), and oxygen (oxidative degradation). [ABSTRACT FROM AUTHOR]

Details

Language :
English
ISSN :
08837554
Volume :
33
Issue :
6
Database :
Complementary Index
Journal :
IEEE Electrical Insulation Magazine
Publication Type :
Academic Journal
Accession number :
125967751
Full Text :
https://doi.org/10.1109/MEI.2017.8085067