Title :
Development of preventive maintenance system for highly reliable gas insulated switchgear
Author :
Yamagiwa, T. ; Yamada, H. ; Endo, F. ; Ohshita, Y. ; Izumi, S. ; Yamada, I.
Author_Institution :
Hitachi Ltd., Ibaraki, Japan
fDate :
4/1/1991 12:00:00 AM
Abstract :
The concept of gas-insulated switchgear (GIS) preventive maintenance system construction is presented along with application examples and new sensing technologies. High-sensitivity partial discharge, abnormal current conduction, and methods of detecting very-small-particles are described
Keywords :
gaseous insulation; maintenance engineering; partial discharges; switchgear; GIS; abnormal current conduction; gas insulated switchgear; partial discharge; preventive maintenance system; very small particle detection; Accidents; Fault detection; Gas insulation; Geographic Information Systems; Monitoring; Power supplies; Power system reliability; Preventive maintenance; Substations; Switchgear;
Journal_Title :
Power Delivery, IEEE Transactions on