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Detection of partial discharges at field in SF6 insulated equipments
(Orlando, Florida, 2013-12-10)
This paper presents the results of research aiming to develop partial discharge detection techniques in high voltage equipment, at substation environment. Measurements of high frequency components of leakage current, at ...
Low Cost System for Partial Discharge Monitoring in Power Transformers by Piezoelectric Sensors
(Ieee-inst Electrical Electronics Engineers Inc, 2016-07-01)
Partial discharge damages in power transformers require high cost monitoring procedures based on corrective maintenance or even interruptions of the power system. The development of online non-invasive monitoring systems ...
A low cost system for acoustic monitoring of partial discharge in power transformer by piezeletic sensor
(2016-07-01)
Partial discharge damages in power transformers require high cost monitoring procedures based on corrective maintenance or even interruptions of the power system. The development of online non-invasive monitoring systems ...
Partial discharge monitoring in power transformers using low-cost piezoelectric sensors
(2016-08-10)
Power transformers are crucial in an electric power system. Failures in transformers can affect the quality and cause interruptions in the power supply. Partial discharges are a phenomenon that can cause failures in the ...
A Comparative Analysis Applied to the Partial Discharges Identification in Dry-Type Transformers by Hall and Acoustic Emission Sensors
(2022-03-01)
Dry-type insulated transformers stand out for their higher applicability in substations, high-voltage instrumentation systems, and electrical installations. In this machine, the insulation system is constituted of dielectric ...