Zobrazeno 1 - 10
of 158
pro vyhledávání: '"M Sasic"'
Publikováno v:
2022 9th International Conference on Condition Monitoring and Diagnosis (CMD).
Publikováno v:
PRZEGLĄD ELEKTROTECHNICZNY. 1:91-95
Publikováno v:
2017 IEEE Electrical Insulation Conference (EIC).
DC ramped voltage testing is used to assess the condition of the stator windings in high voltage generator stator windings. When used to only assess the ability of an insulation system to withstand a predetermined DC voltage level, the continuous (an
Akademický článek
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Publikováno v:
IEEE Industry Applications Magazine. 19:63-69
Gradual aging of the turn insulation in salient pole rotor windings can eventually lead to shorted turns. These shorted turns may create the high vibration of the rotor, and, in severe cases where there are few poles and a number of shorted turns, th
Publikováno v:
IEEE Industry Applications Magazine. 17:29-36
In many respects, Large Motors and generators in petrochemical plants have become a commodity product with intense competition to secure orders among manufacturers from around the world. This has resulted in pressure on machine designers to reduce ma
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Publikováno v:
IEEE Electrical Insulation Magazine. 17:21-26
This article analyzes why one cannot rely on an absolute partial discharge (PD) magnitude to assess the insulation condition of rotating machines. How to identify stator insulation deterioration effectively and reliably is discussed and demonstrated
Publikováno v:
IEEE Transactions on Energy Conversion. 14:1184-1192
Capacitive couplers are widely used as sensors for in-service/online partial discharge (PD) measurement in rotating machines. They are permanently installed in operating generators and motors to detect partial discharges. The capacitive couplers trad
Autor:
M. Sasic, G. C. Stone
Publikováno v:
2013 IEEE Electrical Insulation Conference (EIC).
DC insulation resistance (IR) and polarization index (PI) testing is very widely used to assess the condition of the rotor and stator windings in motors and generators. The IR/PI tests are good at identifying contaminated windings; however, such issu