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Abstract To go further in our assessment of methanol for the monitoring of the cellulosic insulation condition in electrical transformers, two of the paper/oil systems [one comprising a standard(More)
In order to go further in demonstrating that methanol can be used as a universal cellulose degradation indicator in power transformers, the ageing study of standard wood kraft specimens in oil in the(More)
This article presents a comparative study of two types of transformer solid insulation: standard Kraft and thermally upgraded Kraft papers. The paper samples were impregnated with two different(More)