Aging diagnosis of large generator stator winding insulation based on ac dielectric characteristic parameters

Proceedings of the International Symposium on Electrical Insulating Materials

Volumn , Issue , 2001, Pages 709-712

  Song, Jiancheng ^a   Cheng, Yonghong ^a   Xie, Hengkun ^a   Hao, Junfang ^a   Li, Haiying ^a  

^a XI'AN JIAOTONG UNIVERSITY   (China)

Author keywords

AC dielectric characteristic parameter; Insulation diagnosis; Partial discharge; Stator winding insulation

Indexed keywords

AGING OF MATERIALS; CAPACITANCE; DIELECTRIC LOSSES; ELECTRIC BREAKDOWN; ELECTRIC CURRENTS; ELECTRIC GENERATORS; ELECTRIC MACHINERY TESTING; NUMERICAL METHODS; PARTIAL DISCHARGES; STATORS; STRESSES;

AC CURRENT RAPID INCREASE INDEX; AC CURRENT RAPID RATE; AC DIELECTRIC CHARACTERISTIC PARAMETERS; AGING DIAGNOSIS; AGING TEST; FIRST RAPID INCREASE POINT; PARTIAL DISCHARGE INTENSITY INDEX; PARTIAL DISCHARGE PHASE INDEX; SECOND RAPID INCREASE POINT; STATOR WINDING INSULATION;

ELECTRIC MACHINE INSULATION;

EID: 0035719262     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (8)

1. A new approach to breakdown voltage and nondestructive parameters of micaceous insulation systems
2. The role of microscopic defects in multi-stress aging of micaceous insulation
3. A quality control test for high voltage stator insulation
4. The ability of diagnostic tests to estimate the remaining life of stator insulation
5. Study on multi-stress aging test system for stator winding insulation of large generator
6. New estimating techniques for multi-stress aging test of large generator stator winding insulation
7. Consideration on proportional relations between the 2nd current rapid increase point and ac short-time breakdown voltage by ac testing method of generator coils
8. Degradation of HV generator stator insulation under mechanical, electrical and thermal stresses