Title :
Noise rejection techniques for on-line PD monitor of turbine generators
Author :
Itoh, Keiichi ; Kaneda, Yoshiharu ; Kitamura, Sigeo ; Kimura, Ken ; Nishimura, Akira ; Tanaka, Takaho ; Tokura, Hideki ; Okada, Iwao
Author_Institution :
Mitsubishi Electr. Corp., Hyogo, Japan
Abstract :
Correlation between frequency bands and correlation between PD sensors are applied to noise rejection of on-line PD measurement for turbine generators. Over 90% of external noises are rejected with either technique
Keywords :
arcs (electric); corona; insulation testing; machine insulation; machine testing; monitoring; partial discharges; sparks; turbogenerators; PD sensors; external noises; frequency band correlation; noise rejection techniques; on-line PD monitor; turbine generators; Frequency; Magnetic noise; Monitoring; Noise generators; Partial discharges; Power generation; Pulse measurements; Stator windings; Turbines; Voltage;
Conference_Titel :
Electrical Insulating Materials, 1995. International Symposium on
Conference_Location :
Tokyo
Print_ISBN :
4-88686-047-8
DOI :
10.1109/ISEIM.1995.496548
