DC Field Measurement in Oil/Pressboard Composite Insulation System by Electro-Optic Kerr Effect

IEEE Transactions on Dielectrics and Electrical Insulation

Volumn 10, Issue 6, 2003, Pages 942-947

  Wakamatsu, Mai ^a   Kato, Katsumi ^a   Inoue, Naoaki ^a   Koide, Hidenobu ^b   Okubo, Hitoshi ^a  

^a NAGOYA UNIVERSITY   (Japan)

^b Japan AE Power Systems Corporation   (Japan)

Author keywords

Charge accumulation; Electric field measurement; FEM calculation; Kerr effect; Oil pressboard; Polarity reversal; Transformer model

Indexed keywords

DC TRANSFORMERS; DIELECTRIC MATERIALS; ELECTRIC CHARGE; ELECTRIC INSULATION; FINITE ELEMENT METHOD; INTERFACES (MATERIALS); KERR ELECTROOPTICAL EFFECT; LASER BEAMS; PHASE SHIFT;

CHARGE ACCUMULATION; POLARITY REVERSAL; PRESSBOARD COMPOSITES;

INSULATING OIL;

EID: 1642567479     PISSN: 10709878     EISSN: None     Source Type: Journal    
DOI: 10.1109/TDEI.2003.1255770     Document Type: Conference Paper

References (8)

1. H. Okubo, A. Sawada, K. Kato and M. Hikita, "Direct Measurement of Electric Field using Kerr Electro-Optic Method in Transformer Oil/Pressboard Composite System at dc Polarity Reversal", IEEE Int. Symp. Electr. Insul., pp. 486-489, 1998.
2. M. Hikita, A. Sawada, K. Kato and H. Okubo, "Optical Measurement of Electric Field in Transformer Oil/Pressboard Composite System and Discussion on Charge Dynamics", IEEE IC-PADM, pp. 298-302, 1997.
3. H. Okubo, R. Shimizu, A. Sawada, K. Kalo, N. Hayakawa and M. Hikita, "Kerr Electro-optic Field Measurement and Charge Dynamics in Transformer-oil/Solid Composite Insulation System", IEEE Trans. Dielectr. Electr. Insul., Vol. 4, pp. 64-70, 1997.
4. N. Inoue, K. Kato, R. Shimizu, Y. Nakagami, H. Iwai and H. Okubo, "Mechanism of Charge Accumulation at Flowing oil/Pressboard Interface Based on Optical Measurement of Electric Field", IEEE Conf. on Elect. Insul. & Dielect. Phenom., pp. 536-539, 2001.
5. M. Zahn, "Optical Relationship between Kerr-effect Optical Phase Shift and Nonuniform Electric Field Distribution", IEEE Trans. Dielectr. Electr. Insul., Vol. 1, pp. 235-246, 1994.
6. U. Gäfvert, A. Jaksts, C. Törnvist and L. Walfridsson, "Electrical Field Distribution in Transformer Oil", IEEE Trans. Dielectr. Electr. Insul., Vol. 27, pp. 647-660, 1992.
7. T. Maeno and T. Takada, "Electric Field Measurement in Liquid Dielectrics Using a Combination of AC Voltage Modulation and a Small Retardation Angle", IEEE Trans. Electr. Insul., Vol. 22, pp. 503-509, 1987.
8. M. Ieda, K. Goto, H. Okubo, T. Miyamoto, H. Tsukioka and Y. Kohno, "Suppression of Static Electrification of Insulation Oil for Large Power Transformer", IEEE Trans. Electr. Insul., Vol. 23, pp. 153-157, 1988.