DC creepage breakdown characteristics of oil-immersed insulation

IEEE Transactions on Dielectrics and Electrical Insulation

Volumn 16, Issue 6, 2009, Pages 1686-1692

  Ebisawa, Yoshihito ^a   Yamada, Shin ^a   Mori, Shigekazu ^a   Teranishi, Tsuneharu ^a  

^a TOSHIBA CORPORATION   (Japan)

Author keywords

Breakdown stress; Converter transformer; Creepage; Insulation; Oil immersed insulation

Indexed keywords

BARE ELECTRODE; BREAKDOWN CHARACTERISTICS; BREAKDOWN STRESS; CONVERTER TRANSFORMERS; CREEPAGE; DIELECTRIC STRENGTHS; FULL-SCALE MODELS; INSULATION OIL; NON-CONTACT; SURFACE INSULATION;

DC TRANSFORMERS; ELECTRIC BREAKDOWN; ELECTRIC FIELDS; ELECTRODES; LAUNCHING; OIL FILLED TRANSFORMERS;

ELECTRIC INSULATION;

EID: 73649097243     PISSN: 10709878     EISSN: None     Source Type: Journal    
DOI: 10.1109/TDEI.2009.5361590     Document Type: Conference Paper

References (8)

1. A. Kurita, E. Takahashi, J. Ozawa, M. Watanabe and K. Okuyama, "DC Flashover Voltage Characteristics and their Calculation Method for Oilimmersed Insulation Systems in HVDC Transformers", IEEE Trans. Power Del., Vol.1, pp.184-190, 1986. (Pubitemid 16629677)
2. M.R. Raghuveer and Z.Kolaczkowski, "Surface Electric Strength of Processed Pressboard under Composite ac and dc and Conventional Stresses", IEEE Trans. Electr. Insul., Vol.25, pp. 341-350, 1990.
3. C.H. Krause and R. Woschitz, "The Temperature Dependence of the Dielectric Strength of Transformer Oil and Pressboard Insulation at HVDC Polarity Reversal Stress", IEEE 14th Intern Conf. Dielectr. Liquids (ICDL), pp. 182-185, 2002.
4. M. Ikeda, S. Motegi, Y. Taniguchi, Y. Yoshida, Y. Nakagoshi and M. Hatano, "Creepage Breakdown Characteristics of Oil-immersed Insulation for DC and Polarity Reversal Voltages", Trans. IEEJ, Vol.119-B, No.3, pp.381-387, 1999.
5. M. Ikeda, M. Hikita, K. Fujii, T. Inoue and T. Teranishi, "DC Electric Field Distribution and Creepage Breakdown Characteristics of Oilpressboard Insulation System", Trans. IEEJ, Vol.120-B, No.12, pp.1691-1697, 2000.
6. E.B. Gänger, H. Falkenhagen and H. Kury, "Contribution to the Problem of Insulation Stress in HVDC Converter Transformers", CIGRE S.C.14-69 (SC) 33, 1969.
7. I. Ohshima, Y. Maikawa, T. Hamano, O. Sakakura and M. Honda, "HVDC Field Characteristics with and without AC Superposed in Converter Transformers", 3rd Intern. Sympos. High Voltage Engineering (ISH), Paper 11.18, 1979.
8. M. Murano, H. Murata, S. Menju and M. Ikeda, "Statistical Considerations on the Breakdown of Transformer Oil", IEEE PES Winter Meeting, NY, Conf. Paper No. C73-029-6, 1973.