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2006

Journal Article

Frequency response of oil impregnated pressboard and paper samples for estimating moisture in transformer insulation

Ekanayake, Chandima, Gubanski, Stanislaw, Graczkowski, Andrzej and Walczak, Krzysztof (2006). Frequency response of oil impregnated pressboard and paper samples for estimating moisture in transformer insulation. IEEE Transactions On Power Delivery, 21 (3), 1309-1317. doi: 10.1109/TPWRD.2006.877632

Frequency response of oil impregnated pressboard and paper samples for estimating moisture in transformer insulation

2006

Journal Article

Diagnosis of moisture in transformer insulation - Application of frequency domain spectroscopy

Ekanayake, Chandima (2006). Diagnosis of moisture in transformer insulation - Application of frequency domain spectroscopy. Doktorsavhandlingar vid Chalmers Tekniska Hogskola (2409), 1-166.

Diagnosis of moisture in transformer insulation - Application of frequency domain spectroscopy

2006

Journal Article

Field experiences with measurements of dielectric response in frequency domain for power transformer diagnostics

Blennow, Jörgen, Ekanayake, Chandima, Walczak, Kzysztof and Gubanski, Stanislaw M. (2006). Field experiences with measurements of dielectric response in frequency domain for power transformer diagnostics. IEEE Transactions on Power Delivery, 21 (2), 681-688. doi: 10.1109/TPWRD.2005.861231

Field experiences with measurements of dielectric response in frequency domain for power transformer diagnostics

2006

Conference Publication

Dielectric spectroscopy measurements on power transformers-field experiences

Blennow, J., Bartnicki, A., Dernfalk, A., Ekanayake, C. and Gubanski, S. M. (2006). Dielectric spectroscopy measurements on power transformers-field experiences. International Conference on Condition Monitoring and Diagnosis, Changwon, Korea, 2-5 April, 2006.

Dielectric spectroscopy measurements on power transformers-field experiences

2006

Conference Publication

Effects of the insulation quality on the frequencyrResponse of power transformers

Abeywickrama, N., Ekanayake, C. and Gubanski, S. M. (2006). Effects of the insulation quality on the frequencyrResponse of power transformers. International Conference on Condition Monitoring and Diagnosis, Changwon, Korea, 2-5 April, 2006.

Effects of the insulation quality on the frequencyrResponse of power transformers

2005

Conference Publication

Dielectric responses of new and aged transformer pressboard in dry and wet states

Gielniak, J., Ekanayake, C., Walczak, K., Graczkowski, A. and Gubanski, S. M. (2005). Dielectric responses of new and aged transformer pressboard in dry and wet states. 2005 International Symposium on Electrical Insulating Materials, Kitakyushu, Japan, 5-9 June, 2005. Piscataway, New Jersey, USA: IEEE. doi: 10.1109/ISEIM.2005.193569

Dielectric responses of new and aged transformer pressboard in dry and wet states

2005

Conference Publication

Sequential comparative study of dielectric response and analyses of oil and paper from a power transformer undergoing repair

Blennow, J., Dernfalk, A., Walczak, K., Ekanayake, C., Koestinger, P., Karlsson, L., Gäfvert, L., Gubanski S. M. and Bartnicki, A. (2005). Sequential comparative study of dielectric response and analyses of oil and paper from a power transformer undergoing repair. 14th International Symposium on High Voltage Engineering, Beijing, China, 25-29 August, 2005. Amsterdam, The Netherlands: IOS Press.

Sequential comparative study of dielectric response and analyses of oil and paper from a power transformer undergoing repair

2004

Conference Publication

Dielectric spectroscopy measurements on oil impregnated paper/pressboard samples

Ekanayake, C., Graczkowski, A., Walczak, K. and Gubanski, S. M. (2004). Dielectric spectroscopy measurements on oil impregnated paper/pressboard samples. 2nd Advance in Processing, Testing and Application of Dielectric Materials (APTADM 2004), Wroclaw, Poland, 15-17 September, 2004.

Dielectric spectroscopy measurements on oil impregnated paper/pressboard samples

2004

Journal Article

Application of dielectric spectroscopy measurements for estimating moisture content in power transformers

Ekanayake, Chandima, Gubanski, Stanislaw M. and Fernando, M. A. R. M. (2004). Application of dielectric spectroscopy measurements for estimating moisture content in power transformers. KIEE International Transactions on Electrophysics and Application, 4-C (3), 81-90.

Application of dielectric spectroscopy measurements for estimating moisture content in power transformers

2004

Conference Publication

Experiences from on-site dielectric spectroscopy measurements on power transformers

Blennow, J., Ekanayake, C., Bartnicki, A. and Gubanski, S. M. (2004). Experiences from on-site dielectric spectroscopy measurements on power transformers. 2nd Advance in Processing, Testing and Application of Dielectric Materials (APTADM 2004), Wroclaw, Poland, 15-17 September, 2004.

Experiences from on-site dielectric spectroscopy measurements on power transformers

2003

Conference Publication

Calibrating the results of dielectric measurements on field aged power transformers using oil analyses and similar measurements on well-defined pressboard samples

Ekanayake, C., Gubanski, S. M., Hribernik, W. and Fernando, M. (2003). Calibrating the results of dielectric measurements on field aged power transformers using oil analyses and similar measurements on well-defined pressboard samples. Nordic Insulation Symposium 2003 (NORD-IS 03), Tampere, Finland, 11-13 June, 2003.

Calibrating the results of dielectric measurements on field aged power transformers using oil analyses and similar measurements on well-defined pressboard samples

2001

Conference Publication

Diagnostic of power transformers in Sri Lanka: Application of dielectric spectroscopy in frequency domain

Ekanayake, C., Gubanski, S. M., Mularachchi, K. D. and Fernando, M. A.R.M. (2001). Diagnostic of power transformers in Sri Lanka: Application of dielectric spectroscopy in frequency domain. Electrical Insulation Conference and Electrical Manufacturing and Coil Winding Conference, Cincinnati, OH United States, 18 October 2001. Piscataway, NJ United States: IEEE. doi: 10.1109/EEIC.2001.965763

Diagnostic of power transformers in Sri Lanka: Application of dielectric spectroscopy in frequency domain