Tracking and surface discharge at the oilߝpressboard interface

A different approach to the study of surface tracking reveals a new view of the oil-pressboard interface and suggests a link between the electric double layer and the boundary layer.

[1]  O. Moreau,et al.  Flow electrification in power transformers: temperature influence on space charge distribution and charge accumulation in pressboard , 2001 .

[2]  Eleftherios Kayafas,et al.  Enhanced partial discharges due to temperature increase in the combined system of a solid-liquid dielectric , 1990 .

[4]  L. L. Alston,et al.  High Voltage Technology , 2011 .

[5]  E. O Forster,et al.  Electric breakdown in dielectric liquids , 1985 .

[6]  D. W. Crofts.  The electrification phenomena in power transformers , 1988 .

[7]  Z. Berler,et al.  Effective methods of assessment of insulation system conditions in power transformers: a view based on practical experience , 1999, Proceedings: Electrical Insulation Conference and Electrical Manufacturing and Coil Winding Conference (Cat. No.99CH37035).

[8]  R. Jagadish,et al.  Influence of surface roughness and thickness of pressboard on the charging characteristics of transformer oil , 1994, Proceedings of 1994 IEEE International Symposium on Electrical Insulation.

[9]  Lars E. Lundgaard,et al.  Discharges in combined transformer oil/paper insulation , 1999, Proceedings of 1999 IEEE 13th International Conference on Dielectric Liquids (ICDL'99) (Cat. No.99CH36213).

[10]  Ibrahim A. Metwally,et al.  Influence of solid insulating phase on streaming electrification of transformer oil , 1997 .

[11]  G. Touchard,et al.  Influence of pressboard physico-chemical composition on static electrification in power transformers , 2001, Conference Record of the 2001 IEEE Industry Applications Conference. 36th IAS Annual Meeting (Cat. No.01CH37248).

[12]  A. Beroual,et al.  Static electrification of pressboard/oil interface and transient phenomena , 1998 .

[13]  K. Giese,et al.  The effects of cellulose insulation quality on electrical intrinsic strength , 1994, IEEE Electrical Insulation Magazine.

[14]  G. Touchard,et al.  Flow electrification in power transformers: study of a potential remedy , 2006, IEEE Transactions on Dielectrics and Electrical Insulation.

[15]  G. Chen,et al.  A new approach to the study of surface discharge on the oil-pressboard interface , 2008, 2008 IEEE International Conference on Dielectric Liquids.

[16]  Eric Moreau,et al.  Flow electrification in high power transformers: BTA effect on pressboard degraded by electrical discharges , 2003 .

[17]  Gérard Mortha,et al.  Influence of pressboard ionizable groups on static electrification in power transformers , 2002, Annual Report Conference on Electrical Insulation and Dielectric Phenomena.

[18]  Victor Sokolov.  UNDERSTANDING FAILURE MODES OF TRANSFORMERS , 2005 .

[19]  Seiji Kumagai,et al.  Research in Japan on the tracking phenomenon of electrical insulating materials , 1997 .

[20]  J. Rungis,et al.  Electrostatic charging in transformer oils. Testing and assessment , 1994 .

[21]  Rongsheng Liu,et al.  Space charge distribution in composite oil/cellulose insulation , 1994, Proceedings of IEEE Conference on Electrical Insulation and Dielectric Phenomena - (CEIDP'94).

[23]  Dan W. Crofts,et al.  The static electrification phenomena in power transformers , 1986, Conference on Electrical Insulation & Dielectric Phenomena — Annual Report 1986.

[24]  Hossein Borsi,et al.  Impact of carbon particles on the impulse flashover behavior of different solid/liquid interfaces in a non-uniform field , 1998, Proceedings of 1998 International Symposium on Electrical Insulating Materials. 1998 Asian International Conference on Dielectrics and Electrical Insulation. 30th Symposium on Electrical Insulating Ma.

[25]  Thierry Paillat,et al.  Experimental determination of space charge density associated with flow electrification phenomenon: Application to power transformers , 2009 .