Evaluation of the degradation of generator stator ground wall insulation under multistresses aging

IEEE Transactions on Energy Conversion

Volumn 23, Issue 2, 2008, Pages 474-483

  Jia, Zhidong ^a   Peng, Xiang ^a   Guan, Zhicheng ^a   Wang, Liming ^a   Yue, Bo ^a  

^a TSINGHUA UNIVERSITY   (China)

Author keywords

Aging; Breakdown voltage (BDV); Correlation; Discharge; Dissipation factor; Generator; Ground wall insulation; Multi stress; Nondestructive; Partial discharge (PD) quantity

Indexed keywords

AGING OF MATERIALS; DEGRADATION; ELECTRIC BREAKDOWN; ELECTRIC DISCHARGES; ELECTRIC GENERATORS; ELECTRIC MACHINE INSULATION; STRESSES;

DISSIPATION FACTOR; GROUND INSULATION; MULTISTRESSES AGING;

STATORS;

EID: 44349101966     PISSN: 08858969     EISSN: None     Source Type: Journal    
DOI: 10.1109/TEC.2008.918653     Document Type: Article

References (11)

1. M. Kurtz, J. F. Lyles, and G. C. Stone, "Application of PD testing to hydrogenerator maintenance," IEEE Trans. Power App. Syst., vol. PAS-103, no. 14, pp. 2148-2157, Aug. 1984.
2. Y. J. Kim and J. K. Nelson, "Assessment of deterioration in Epoxy/Mica machine insulation," IEEE Trans. Electr. Insul., vol. EI-27, no. 5, pp. 1036-1040, Oct. 1992. (see also IEEE Trans. Dielectr. Electr. Insul.)
3. K. Kimura, "Progress of insulation aging and diagnostics high voltage rotating machine windings in Japan," IEEE Electr. Insul. Mag., vol. 9, no. 3, pp. 13-20, May/Jun. 1993.
4. G. C. Stone, H. C. Sedding, B. A. Lloyd, and B. K. Gupta, "The ability of diagnostic tests to estimate the remaining life of stator insulation," IEEE Trans. Energy Convers., vol. EC-3, no. 4, pp. 833-841, Dec. 1988.
5. R. Bartnikas and R. Morin, "Multi-stress aging of stator bars with electrical, thermal, and mechanical stresses as simultaneous acceleration factors," IEEE Trans. Energy Convers., vol. 19, no. 4, pp. 702-714, Dec. 2004.
6. Z. Jia, Y. Hao, and H. Xie, "The degradation assessment of Epoxy/Mica insulation under multi-stress aging. Dielectrics and electrical insulation," IEEE Trans. Electr. Insul., vol. 13, no. 2, pp. 415-442, Apr. 2006.
7. R. Bartnikas and R. Morin, "Analysis of multistress-accelerated aged stator bars using a three-phase test arrangement," IEEE Trans. Energy Convers., vol. 21, no. 1, pp. 162-170, Mar. 2006.
8. M. Belec, C. Hudon, and D. N. Nguyen, "Statistical analysis of partial discharge data," in Conf. Rec. 2006 IEEE Int. Symp. Electr. Insul. Jun., pp. 122-125.
9. E. Gulski and F. H. Kreuger, "Computer-aided recognition of discharge sources," IEEE Trans. Electr. Insul., vol. 27, no. 1, pp. 82-92, Feb. 1992.
10. Operation Instructions, TE-571, version 2.6, 2829-EM-2.6.
11. C. Hudon and M. Belec, "Partial discharge signal interpretation for generator diagnostics," IEEE Trans. Dielectr. Electr. Insul., vol. 12, no. 2, pp. 297-319, Apr. 2005.