Moisture and temperature effects on the dielectric spectrum of transformer pressboard

Conference on Electrical Insulation and Dielectric Phenomena (CEIDP), Annual Report

Volumn , Issue , 2002, Pages 878-881

  Du, Yanqing ^a,b   Zahn, M ^a   Altamirano, N ^a,c   Sarda, M ^a,d   Mamishev, A V ^a,e   Lesieutre, B C ^a,f  

^a MASSACHUSETTS INSTITUTE OF TECHNOLOGY   (United States)

^b Underwriter's Laboratories   (United States)

^c Fidelity Investments   (United States)

^d Sarda Group   (Nepal)

^e UNIVERSITY OF WASHINGTON   (United States)

^f Department of Obstetrics Gynecology   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ELECTRIC TRANSFORMERS; MOISTURE; NONDESTRUCTIVE EXAMINATION; ONLINE SYSTEMS; SPECTRUM ANALYSIS; THERMAL EFFECTS;

TRANSFORMER PRESSBOARDS;

PERMITTIVITY;

EID: 0036438017     PISSN: 00849162     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (8)

1. W. Kennedy, "Resistivity of oil and pressboard insulation and their effect on transformer design," Third EPRI Static Electrification Workshop, Jan. 1992.
2. Y.K. Sheiretov and M. Zahn, "Dielectrometry measurements of moisture dynamics in oil-impregnated pressboard," IEEE Transactions on Dielectrics and Electrical Insulation, vol. 2, pp. 329-335, June 1995.
3. A.K. Jonscher, Dielectric Relaxation in Solids. Chelsea Dielectrics Press, London, 1983.
4. B. Nettelblad, "Effect of moisture content on the dielectric properties of cellulose," in Nordic Insulation Symposium NORD-IS 92, June 1992, Paper No.8.9.
5. R. Jeffries, "The sorption of water by cellulose and eight other textile polymers, Journal of the Textile Institute Transactions, vol. 51, no. 9, pp. 339-374, 1960.
6. A.K. Jonscher, Universal Relaxation Law. Chelsea Dielectrics Press, London, 1996.
7. A. Helgeson, "Dielectric properties of machine insulation studied with dielectric response," Master'S thesis, Department of Electric Power Engineering, Kungliga Tekniska Hogskolan, Stockholm, Sweden, May 1997.
8. R.M. Hill, L.A. Dissado, J. Push, M.G. Broadhurst, C. It. Chiang, and K.J. Wahlstrand, "The dielectric response of portulacaceae (jade) leaves over an extended frequency range," Journal of Biological Physics, vol. 14, no. 4, pp. 133-135. 1987.