Evaluation of breakdown characteristics of oil-immersed transformers under non-standard lightning impulse waveforms - Definition of non-standard lightning impulse waveforms and insulation characteristics for waveforms including pulses -

IEEE Transactions on Dielectrics and Electrical Insulation

Volumn 14, Issue 1, 2007, Pages 146-155

  Okabe, Shigemitsu ^a  

^a TOKYO ELECTRIC POWER COMPANY   (Japan)

Author keywords

Dielectric breakdown voltage; Lightning impulse withstand voltage; Non standard lightning impulse voltage waveform; Oil gap; Oil immersed transformer; Partial discharge inception voltage; Section to section insulation model; Turn to turn insulation model

Indexed keywords

ELECTRIC CODES; ELECTRIC SURGES; ELECTRIC TRANSFORMER TESTING; IMPULSE TESTING; MATHEMATICAL MODELS; WAVEFORM ANALYSIS;

DIELECTRIC BREAKDOWN VOLTAGE; LIGHTNING IMPULSE WAVEFORMS; NON STANDARD LIGHTNING IMPULSE VOLTAGE WAVEFORMS; OIL IMMERSED TRANSFORMERS; PARTIAL DISCHARGE INCEPTION VOLTAGE; SECTION TO SECTION INSULATION MODELS; TURN TO TURN INSULATION MODELS;

ELECTRIC BREAKDOWN OF LIQUIDS;

EID: 33847751063     PISSN: 10709878     EISSN: None     Source Type: Journal    
DOI: 10.1109/TDEI.2007.302883     Document Type: Article

References (14)

1. W. Schmidtand R. Malewski, "Special report for Group 33," CTGRE Session-2000, No.33-00, 2000.
2. Electric Technology Research Association Report, "Rationalization of Insulation Design", Vol. 44, No. 3, 1988. (in Japanese).
3. IEC60071-1,"Insulation co-ordination Part 1 : Definitions, principles and rules", (CDV:2004-6).
4. IEC60071-2, "Insulation co-ordination Part2 : Application guide" (1996-12).
5. JEC-0102-1994, "Test Voltage Standard", 1994. (in Japanese)
6. T.Teranishi, T.Yanari, M.Honda, and T.Inoue; " Dielectric Strength of Transformer Insulation Models Against Oscillatory Impulse Voltages, T.IEE Japan, Vol. 104-B, No.1, pp. 57-63, 1984. (in Japanese)
7. S. Fujita, N. Hosokawa and Y. Shibuya: "Experimental Study of Very Fast Transient Phenomena in Transformer Winding", IEEE Trans. Power Delivery, Vol.13, pp.1201-1207, 1998.
8. The Institute of Electrical Engineers of Japan, Technical Report No.517, "Concept of Test Voltages and Overvoltages", 1994. (in Japanese)
9. T.Watanabe, Y. Yamagata, E. Zaima, Insulation Coordination for UHV System", CIGRE, 33-101 (1998)
10. T.Kawamura, T.Kouno, S. Sasaki, E. Zaima, T. Ueda, Y. Kato, "Principles and Recent Practices of Insulation Coordination in Japan", CIGRE, 33-109, 2000.
11. IEC 60060-1, "High-voltage test techniques. Part 1: General definitions and test requirements", 1989.
12. ISO 4287, "Standard Title Geometrical product specification (GPS). Surface texture. Profile method. Terms, definitions and surface texture parameters," 2000.
13. IEC 60296, "Fluids for electrotechnical applications - Unused mineral insulating oils for transformers and switchgear," 2003.
14. S. Okabe, N. Hayakawa, H. Murase, H. Hama and H.Okubo, "Common Insulating Properties in Insulating Materials", IEEE Trans. Dielectr. Electr. Insul., Vol. 13, pp. 327-335, 2006.