Title :
Challenge of mixed insulating liquids for use in high-voltage transformers. II. Investigations of mixed liquid impregnated paper insulation
Author :
Fofana, I. ; Wasserberg, V. ; Borsi, H. ; Gockenbach, E.
Author_Institution :
Dept. des Sci. Appliquees, Quebec Univ., Chicoutimi, Que., Canada
Abstract :
As society depends more and more on electrical power, the demands for highly reliable power supplies are increasing. This paper examines the compatibility of oil mixtures with cellulose and aramid papers that are used in transformer insulation.
Keywords :
electric breakdown; electric strength; impregnated insulation; paper; permittivity; power transformer insulation; transformer oil; aramid papers; breakdown field strength; cellulose papers; compatibility; composite insulations; drying capability; high-voltage transformers; mixed insulating liquids; mixed liquid impregnated paper insulation; oil mixtures; power network; relative permittivity; standard tests; transformer insulation; Dielectric liquids; Dielectrics and electrical insulation; Minerals; Petroleum; Power system reliability; Power transformer insulation; Power transformers; Solids; Stress; Temperature;
Journal_Title :
Electrical Insulation Magazine, IEEE
DOI :
10.1109/MEI.2002.1019901
