Experimental investigation using accelerated aging factors on dielectric properties of transformer insulating oil

Electric Power Components and Systems

Volumn 39, Issue 11, 2011, Pages 1045-1059

  Singh, Jashandeep ^a,c   Sood, Yog Raj ^b   Verma, Piush ^a  

^a Rayat and Bahra Institute of Engineering and Bio Technology   (India)

^b NATIONAL INSTITUTE OF TECHNOLOGY   (India)

^c Rayat Bahra Group of Institutions   (India)

Author keywords

accelerated electrical aging factor; accelerated thermal aging factor; dielectric dissipation factor; insulation oil; Power transformer; resistivity

Indexed keywords

ACCELERATED AGING; ACCELERATED THERMAL AGING; DIELECTRIC DISSIPATION FACTORS; ELECTRICAL AGING; EXPERIMENTAL ANALYSIS; EXPERIMENTAL INVESTIGATIONS; INSULATION OIL; OIL SAMPLES;

DIELECTRIC PROPERTIES; INSULATING OIL; POWER TRANSFORMERS; THERMAL AGING;

OIL FILLED TRANSFORMERS;

EID: 79961156537     PISSN: 15325008     EISSN: 15325016     Source Type: Journal    
DOI: 10.1080/15325008.2011.559185     Document Type: Article

References (19)

1. Emsley, A. M., and Stevens, G. C., "A reassessment of the low temperature thermal degradation of cellulose," Sixth International Conference on Dielectric Materials, Measurements and Applications, pp. 229-232, Manchester, 7-10 September 1992. (Pubitemid 23584160)
2. Indian Standards, "Code of practice for electrical maintenance and supervision of mineral Insulating oil in equipment (third revision)," IS 1866-2000, 2000.
3. Saha, T. K., Darveniza, M., Hill, D. J. T., and Le, T. T., "Electrical and chemical diagnostics of transformers insulation-Part B: Accelerated aged insulation samples," IEEE Trans. Power Delivery, Vol. 12, No. 4, pp. 1555-1561, October 1997. (Pubitemid 127827642)
4. Ling, M., and Ren, H., "Analytical investigation for causes of instability of dissipation factor of insulating oil," Proc. 2nd Intl. Conf. Properties Appl. Dielect. Materials, Vol. 1, pp. 74-77, September 1988. (Pubitemid 20664244)
5. Du, Y., Mamishev, A. V., Lesieutre, B. C., Zahn, M., and Kang, S. H., "Moisture solubility for differently conditioned transformer oils," IEEE Trans. Ddialect. Elect. Insulat., Vol. 8, No. 5, pp. 805-811, October 2001.
6. Weiping, M., Fangxiao, C., Shaoying, L., Zhensan, P., Xianzhong, L., and Lili, Y., "Research on the influence of microorganism on tan ? of power transformer oil," Proceedings of the In-ternational Symposium on Electrical Insulation Materials (ISEIM 2001), pp. 825-828, Himeji, Japan, 19-22 November 2001.
7. Chu, D., and Lux, A., "On-line monitoring of power transformers and components: a review of key parameters," Proceedings of the Electrical Insulation Conference and Electrical Man-ufacturing & Coil Winding Conference, pp. 669-675, Cincinnati, OH, 26-28 October 1999.
8. ASTM, "Standard test method for dissipation factor (or power factor) and relative permittivity (dielectric constant) of electrical insulating liquids," Standard D 924-04, 2004.
9. Rojas, A., "Power factor testing in transformer condition assessment-is there a better way?" IEEE/PES Transmission & Distribution Conference and Exposition: Latin America, 2006 (TDC '06), pp. 1-4, Venezuela, 15-18 August 2006.
10. Indian Standards, "New insulating oils-specification (fourth revision)," Standard IS 335-1993, 1993.
11. Indian Standards, "Code of practice for electrical maintenance and supervision of mineral insulating oil in equipment (third revision)," Standard IS 1866-2000, 2000.
12. Verma, P., Roy, M., Verma, A., Bhanot, V., and Pandey, O. P., "Changes in electrical and chemical properties of transformer oil under accelerated thermal stress and its service life," Intl. J. COMADEM, Vol. 8, No. 1, pp. 42-48, 2005.
13. Indian Standards, "Method of test for specific resistance (resistivity) of electrical insulating liquids," Standard IS 6103-1971, 1971.
14. Tyagi, R. K., Victor, S., and Sogha, N. S., "Application of temperature correction factor for dissipation factor measurement for power transformer-a case study," Doble Power Forum on 'Optimising the Management of Assets within the Power Sector' under TIFAC-CORE, Vadodara, India, 16-18 December 2006.
15. Ten, C. F., Fernando, M. A. R. M., and Wang, Z. D., "Dielectric property measurements of transformer oil, paper and pressboard with the effect of moisture and aging," Annual Report Conference on Electrical Insulation and Dielectric Phenomena (CEIDP), pp. 727-730, Vancouver, BC, 14-17 October 2007.
16. Krins, M., Borsi, H., and Gockenbach, E., "Influence of ageing on the dielectric properties of carbonized transformer oil," Conf. Record IEEE Intl. Symp. Elect. Insulat., Vol. 2, pp. 546-549, June 1996.
17. Fafana, I., Wasserberg, V., Borsi, H., and Gockenbach, E., "Retrofilling conditions of high voltage transformers," IEEE Elect. Insulat. Mag., Vol. 17, No. 2, pp. 17-30, March/April 2001. (Pubitemid 32407366)
18. Singh, J., Sood, Y. R., Verma, P., and Jarial, R. K., "Condition monitoring of power transformer-bibliography survey," IEEE Insulat. Mag., Vol. 24, No. 3, pp. 11-25, May/June 2008.
19. Kanno, M., Oota, N., Suzuki, N. T., and Ishii, T., "Changes in ECT and dielectric dissipation factor of insulating oils due to aging in oxygen," IEEE Trans. Dielect. Elect. Insulat., Vol. 8, No. 6, pp. 1048-1053, December 2001. (Pubitemid 34078165)