Partial discharge-induced degradation characteristics of insulating materials of gas-filled power transformers

IEEE Transactions on Dielectrics and Electrical Insulation

Volumn 17, Issue 6, 2010, Pages 1715-1723

  Okabe, Shigemitsu ^a   Ueta, Genyo ^a   Wada, Haruhisa ^b   Okubo, Hitoshi ^c  

^a TOKYO ELECTRIC POWER COMPANY   (Japan)

^b TOSHIBA CORPORATION   (Japan)

^c NAGOYA UNIVERSITY   (Japan)

Author keywords

and insulation degradation; Gas filled power transformer; harmful partial discharge level; Nomex board; partial discharge (PD); polyethylene terephthalate (PET) film; pressboard; residual impulse withstand voltage

Indexed keywords

EVALUATION CRITERIA; HARMFUL PARTIAL DISCHARGE LEVEL; INDUCED DEGRADATION; INSULATION DEGRADATION; OPERATING VOLTAGE; PD TEST; PRESSBOARD; WITHSTAND VOLTAGE;

BUILDING MATERIALS; DEGRADATION; ELECTRIC TRANSFORMER TESTING; FILMS; GASES; INSULATING MATERIALS; INSULATING OIL; INSULATION; PARTIAL DISCHARGES; POLYETHYLENE TEREPHTHALATES; POLYETHYLENES; POWER TRANSFORMERS; THERMOPLASTICS; TRANSFORMER SUBSTATIONS;

OIL FILLED TRANSFORMERS;

EID: 78650007575     PISSN: 10709878     EISSN: None     Source Type: Journal    
DOI: 10.1109/TDEI.2010.5658221     Document Type: Article

References (13)

1. S. Tsukao, Y. Oue, and Y. Hasegawa, "Application of Gas Insulated Transformers to Underground Substations in Japan", IEEE, Transmission and Distribution Conf. and Exhibition 2002: Asia Pacific Panel Sessions, 2002.
2. Electric Technology Research Association Report, "Maintenance and Management of Gas Insulated Transformers", Vol. 54, No. 5, Part 2, 1999.
3. IEC 60270, High-voltage test techniques - Partial discharge measurements, 2000.
4. IEC 60076-15, Power transformers Part 15: Gas-filled power transformers, 2008.
5. IEC 60076-3, Power transformers Part 3: Insulation levels, dielectric tests and external clearances in air, 2000.
6. IEC 60085, Electrical insulation - Thermal evaluation and designation, 2007.
7. M. Hikita, S. Okabe, H. Murase, and H. Okubo, "Cross-equipment Evaluation of Partial Discharge Measurement and Diagnosis Techniques in Electric Power Apparatus for Transmission and Distribution", IEEE, Trans. Dielectr. Electr. Insul., Vol. 15, pp. 505-518, 2008.
8. Y. Kawaguchi, and S. Yanabu, "Partial Discharge Measurement on High Voltage Power Transformer", IEEE, Trans. Power App. Syst., Vol. 88, pp. 1187-1194, 1969.
9. th Intern. Sympos. High Voltage Eng. (ISH), pp. 89-92, 1993.
10. M. D. Judd, O. Farish, and B. F. Hampton, "The Excitation of UHF Signals by Partial Discharges in GIS", IEEE, Trans. Dielectr. Electr. Insul., Vol. 3, pp. 213-228, 1996.
11. S. Meijer, P. D. Agoris, E. Gulski, P. P. Seitz, and T. J. Hermans, "Condition Assessment of Power Cable Accessories using Advanced VHF/UHF PD detection", IEEE Intern. Sympos. Electr. Insul. (ISEI), pp. 482-485, 2006.
12. th Intern. Sympos. High Voltage Eng. (ISH), Vol. 5, pp. 6-16, 1999.
13. N. Izeki, A. Kurahashi, and K. Matsumura, "Behavior of Oil Corona and Damage of Transformer Insulation", IEEE, Trans. Vol. Power App. Syst., Vol. 90, pp. 2330-2338, 1971.