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2011

Conference Publication

Evaluating the accuracy of different DGA techniques for improving the transformer oil quality interpretation

Dehghani Ashkezari, Atefeh, Saha, Tapan K., Ekanayake, Chandima and Ma, Hui (2011). Evaluating the accuracy of different DGA techniques for improving the transformer oil quality interpretation. AUPEC 2011: Australasian Universities Power Engineering Conference. Integrating Renewables into the Grid, Brisbane, QLD Australia, 25-28 September 2011. Piscataway, NJ United States: Institute for Electrical and Electronic Engineers.

Evaluating the accuracy of different DGA techniques for improving the transformer oil quality interpretation

2011

Conference Publication

Predictive learning and information fusion for condition assessment of power transformer

Ma, Hui, Saha, Tapan K. and Ekanayake, Chandima (2011). Predictive learning and information fusion for condition assessment of power transformer. 2011 IEEE Power and Energy Society General Meeting, Detroit, MI, United States, 24-29 July 2011. Piscataway, NJ, United States: IEEE. doi: 10.1109/PES.2011.6039069

Predictive learning and information fusion for condition assessment of power transformer

2010

Journal Article

Gas and optical sensing technology for the field assessment of transformer oil

Amrulloh, Yusuf, Abeyratne, Udantha and Ekanayake, Chandima (2010). Gas and optical sensing technology for the field assessment of transformer oil. International Journal of Emerging Electric Power Systems, 11 (4) 7, 1-21. doi: 10.2202/1553-779X.2493

Gas and optical sensing technology for the field assessment of transformer oil

2010

Conference Publication

Application of polarization based measurement techniques for diagnosis of field transformers

Ekanayake, Chandima, Saha, Tapan K., Ma, Hui and Allan, David (2010). Application of polarization based measurement techniques for diagnosis of field transformers. IEEE Power and Energy Society 2010 General Meeting, Minneapolis, Minnesota, USA, 25 July - 29 July 2010. New York, N.Y.: Institute of Electrical and Electronics Engineers, Inc. : IEEE Power Engineering Society. doi: 10.1109/PES.2010.5589446

Application of polarization based measurement techniques for diagnosis of field transformers

2010

Conference Publication

Past experience and future developments toward the safeguarding of power transformers

Ekanayake, Chandima, Ma, Hui and Saha, Tapan (2010). Past experience and future developments toward the safeguarding of power transformers. 6th International Conference on Electrical and Computer Engineering, ICECE 2010, Dhaka, Bangladesh, 18-20 December 2010. Piscataway, NJ, United States: IEEE. doi: 10.1109/ICELCE.2010.5700682

Past experience and future developments toward the safeguarding of power transformers

2010

Conference Publication

Dielectric response of transformer insulation - Comparison of time domain and frequency domain measurements

Jadav, Raj B., Ekanayake, Chandima and Saha, Tapan K. (2010). Dielectric response of transformer insulation - Comparison of time domain and frequency domain measurements. 2010 9th International Power and Energy Conference, IPEC 2010, Singapore, 27-29 October 2010. Piscataway, NJ, United States: IEEE. doi: 10.1109/IPECON.2010.5697105

Dielectric response of transformer insulation - Comparison of time domain and frequency domain measurements

2010

Conference Publication

Power transformer insulation diagnosis under measurement originated uncertainties

Ma, Hui, Saha, Tapan K. and Ekanayake, Chandima (2010). Power transformer insulation diagnosis under measurement originated uncertainties. IEEE Power and Energy Society 2010 General Meeting, Minneapolis, MN, USA, 25-29 July 2010. Piscataway, NJ, United States: IEEE. doi: 10.1109/PES.2010.5589395

Power transformer insulation diagnosis under measurement originated uncertainties

2009

Conference Publication

Monitoring of moisture on stator winding insulation during drying process

Jayantha, G. A., Fernando, M. A. R. M. and Ekanayake, C. M. B. (2009). Monitoring of moisture on stator winding insulation during drying process. 4th International Conference on Industrial and Information Systems 2009, ICIIS 2009, Peradeniya, 28 - 31 December 2009. Piscataway, NJ United States: I E E E. doi: 10.1109/ICIINFS.2009.5429814

Monitoring of moisture on stator winding insulation during drying process

2009

Conference Publication

Intelligent framework and techniques for power transformer insulation diagnosis

Ma, H, Saha, T.K., Thomas, A. and Ekanayake, C. (2009). Intelligent framework and techniques for power transformer insulation diagnosis. IEEE Power and Energy Society (PES) 2009 General Meeting, Calgary, Alberta, Canada, 26-30 July 2009. Piscataway, NJ, United States: IEEE. doi: 10.1109/PES.2009.5275876

Intelligent framework and techniques for power transformer insulation diagnosis

2009

Conference Publication

Reliability of dielectric response measurements for estimating moisture in oil impregnated paper insulation

Ekanayake, Chandima, Saha, Tapan, Thomas, Andrew and Ma, Hui (2009). Reliability of dielectric response measurements for estimating moisture in oil impregnated paper insulation. Energy 21C: The 10th International Transmission and Distribution Conference & Exhibition (Electricity and Gas Networks), Melbourne, VIC, Australia, 6-9 September 2009.

Reliability of dielectric response measurements for estimating moisture in oil impregnated paper insulation

2008

Conference Publication

Analysis of insulation characteristics of coconut oil as an alternative to the liquid insulation of power transformers

Ranawana, S., Ekanayaka, C.M.B., Kurera, N.A.S.A., Fernando, M.A.R.M. and Perera, K.A.R. (2008). Analysis of insulation characteristics of coconut oil as an alternative to the liquid insulation of power transformers. 2008 IEEE Region 10 Colloquium and the Third International Conference on Industrial and Information Systems, Kharagpur, India, 8-10 December, 2008. Piscataway, New Jersey, USA: IEEE.

Analysis of insulation characteristics of coconut oil as an alternative to the liquid insulation of power transformers

2006

Journal Article

Effects of the insulation quality on the frequency response of power transformers

Abeywickrama, Nilanga, Ekanayake, Chandima, Serdyuk, Yuriy V. and Gubanski, Stanislaw M. (2006). Effects of the insulation quality on the frequency response of power transformers. Journal of Electrical Engineering & Technology, 1 (4), 534-542.

Effects of the insulation quality on the frequency response of power transformers

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

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

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

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