Title :
Prediction of breakdown voltage of transformer oil from predischarge phenomena
Author_Institution :
All Russian Electrotechnical Inst., Moscow, Russia
Abstract :
Complex experimental studies of the discharge mechanism in transformer oil under positive lightning impulse were carried out using alternative diagnostic methods. An attempt to establish a connection between the macroscopic features of discharge and the breakdown voltage was made.
Keywords :
discharges (electric); electric breakdown; transformer oil; breakdown voltage; diagnostic methods; positive lightning impulse; predischarge phenomena; transformer oil; Breakdown voltage; Dielectric liquids; Dielectrics and electrical insulation; Electric breakdown; Electrodes; Lightning; Oil insulation; Optical propagation; Petroleum; Power transformer insulation;
Journal_Title :
Dielectrics and Electrical Insulation, IEEE Transactions on
DOI :
10.1109/TDEI.2003.1255769
