The overall life of oil-immersed power transformers depends on the long-term life of the oil–paper insulation system … reliability level of power transformers accurately, and ensure their safe and stable operation. In the present paper, the life of …–paper insulation reliability assessment of power transformers under different temperatures at different life stages. …

Electric power transformers are the link between the generators of a power system and the transmission lines and … between lines of different voltage levels. Power transformers undergo changes in their operational life expectancy and … technologies for maintenance of power transformers can induce substantial changes in the reliability of such equipment in view of …