Performance of coconut oil as an alternative transformer liquid insulation

IEEE Transactions on Dielectrics and Electrical Insulation

Volumn 20, Issue 3, 2013, Pages 887-898

  Matharage, B S H M S Y ^a   Fernando, M A R M ^a   Bandara, M A A P ^b   Jayantha, G A ^b   Kalpage, C S ^a  

^a UNIVERSITY OF PERADENIYA   (Sri Lanka)

^b Ceylon Electricity Board ^*  (Sri Lanka)

Author keywords

aging; coconut oil; conductivity; dissolved gas analysis; frequency dielectric spectroscopy; insulation; mineral oil; Power transformers

Indexed keywords

COCONUT OIL; DISSOLVED GAS ANALYSIS; DISTRIBUTION TRANSFORMER; ENVIRONMENTALLY-FRIENDLY; FREQUENCY DIELECTRIC SPECTROSCOPIES; PERFORMANCE COMPARISON; RESPONSE FUNCTIONS; TRANSFORMER MINERAL OIL;

AGING OF MATERIALS; BIODEGRADATION; DIELECTRIC SPECTROSCOPY; ELECTRIC CONDUCTIVITY; INSULATION; MINERAL OILS; PARTIAL DISCHARGES; POWER TRANSFORMERS;

VEGETABLE OILS;

EID: 84878472249     PISSN: 10709878     EISSN: None     Source Type: Journal    
DOI: 10.1109/TDEI.2013.6518958     Document Type: Article

References (31)

1. J. Singh, Y. R. Sood, R. K. Jarial, and P. Verma, "Condition Monitoring of Power Transformers-Bibliography Survey", IEEE Electr. Insul. Mag., Vol. 24, No. 3, pp. 11-25, 2008.
2. S. P. Balaji, I. P. M. Sheema, G. Krithika, and S. Usa, "Effect of Repeated Impulses on Transformer Insulation", IEEE Trans. Dielectr. Electr. Insul., Vol. 18, No. 6, pp. 2069-2073, 2011.
3. A. A. Pollitt, "Mineral Oils for Transformers and Switchgear", Journal of the Institution of Electrical Engineers - Part I: General, Vol. 89, No. 20, pp. 366- 367, 1942.
4. T. V. Oommen, "Vegetable Oils for Liquid Filled Transformers", IEEE Electr. Insul. Mag.,Vol. 18. No. 1, pp. 6-11, 2002. (Pubitemid 34255608)
5. Q. Liu, Z. D. Wang, and F. Perrot, "Impulse Breakdown Voltages of Ester-based Transformer Oils Determined by Using Different Test Methods", IEEE Conf. Electr. Insul. Dielectr. Phenomena (CEIDP), pp. 608-612, Oct. 2009.
6. A. Guushaa, E. W. Westenbrink, C. Rogers, A. S.Vaughan,and S. G. Swingler, "Aging of Biodegradable Oils and Assessment of Their Suitability for High Voltage Applications", IEEE Trans. Dielectr. Electr. Insul., Vol. 18, No. 3, pp. 728-738, 2011.
7. Imad-U-Khan, Z.D. Wang, I. Cotton and S. Northcote, "Dissolved Gas Analysis of Alternative Fluids for Power Transformers", IEEE Electr. Insul. Mag., Vol. 23, No. 5, pp. 5-14, 2007. (Pubitemid 47542677)
8. J.-I. Jeong, and C.-S. Huh, "Accelerated Aging Effects of Mineral and Vegetable Transformer Oils on Medium Voltage Power Transformers", IEEE Trans. Dielectr. Electr. Insul., Vol. 19, No. 1, pp. 156-161, 2012.
9. S. Tenbohlen and M. Koch, "Aging Performance and Moisture Solubility of Vegetable Oil for Power Transformers", IEEE Trans. Power Delivery, Vol. 25, No. 2, pp. 825-830, 2010.
10. D. Martin, N. Lelekakis, W. Guo, and Y. Odarenko, "Further Studies of a Vegetable-Oil-Filled Power Transformer", IEEE Electr. Insul. Mag., Vol 27, No. 5, pp. 6-13, 2011.
11. G.K. Frimpong, T.V. Oommen and R. Asano, "A Survey of Aging Characteristics of Cellulose Insulation in Natural Ester and Mineral Oil", IEEE Electr. Insul. Mag., Vol. 27, No. 5, pp. 36-48, 2011.
12. J. Li, Z. Zhang, P. Zou, S. Grzybowski, and M. Zahn, "Preparation of a Vegetable Oil-based Nanofluid and Investigation of Its Breakdown and Dielectric Properties", IEEE Electr. Insul. Mag., Vol. 28, No. 5, pp. 43-50, 2012.
13. J.R. Lucas, D.C. Abeysundara, C. Weerakoon, K.B.M.I. Perera, K.C. Obadage and K.A.I. Gunatunga, "Coconut Oil Insulated Distribution Transformer", Annual Conf. of IEE Sri Lanka, Colombo, Sri Lanka, pp. 1-5, 2001.
14. S. Ranawana, C.M.B. Ekanayaka, N.A.S.A. Kurera, M.A.R.M. Fernando and K.A.R. Perera, "Analysis of Insulation Characteristics of Coconut Oil as an Alternative to the Liquid Insulation of Power Transformers", IEEE 3rd Int'l. Conf. Industrial and Information Systems (ICIIS), pp 1-5, 2008.
15. CODEX STAN 210, "Codex standard for named vegetable oil", 1999.
16. D. Hinduja, Gayathri, C.S. Kalpage and M.A.R.M. Fernando, "Laboratory Investigation of Treated Coconut Oil as Transformer Liquid Insulation", IEEE 6th Int'l. Conf. Industrial and Information Systems (ICIIS2011), Kandy, Sri Lanka, pp. 108-113, 2011.
17. I. L. Hosier, A. Guushaa, E. W. Westenbrink, C. Rogers, A. S. Vaughan, and S. G. Swingler, "Aging of Biodegradable Oils and Assessment of Their Suitability for High Voltage Applications", IEEE Trans. Dielectr. Electr. Insul., Vol. 18, No. 3, pp. 728-738, 2011.
18. N. Lelekakis, D. Martin, W. Guo and J. Wijaya, "Comparison of Dissolved Gas-in-Oil Analysis Methods Using a Dissolved Gas-in- Oil Standard", IEEE Electr. Insul. Mag., Vol. 27, No. 5, pp. 29-35, 2011.
19. U. Gafvert, L. Adeen, M. Tapper, P. Ghasemi and B. Jonsson, "Dielectric Spectroscopy in Time and Frequency Domain Applied to Diagnostics of Power Transformers", Int'l. 6th Conf. Properties and Application of Dielectric Materials (ICPADM), Xi'an, China, Vol. 2, pp. 825-830, 2000. (Pubitemid 32031533)
20. T.K. Saha, "Review of Modern Diagnostic Techniques for Assessing Insulation Condition in Aged Transformers", IEEE Trans. Dielectr. Electr. Insul., Vol. 10, No. 5, pp. 903-917, 2003.
21. C. Ekanayake, S.M. Gubanski, K.D. Mularachchi and M.A.R.M. Fernando, "Diagnostic of Power Transformers in Sri Lanka: Application of Dielectric Spectroscopy in Frequency Domain", IEEE Conf. Electr. Insul., Cincinnati, USA, pp. 593-596, 2001. (Pubitemid 33120450)
22. F.M. Dayrit, O.E.M. Buenafe, E.T. Chainani, I.M.S. de Vera, I.K.D. Dimzon, E.G. Gonzales and J.E.R. Santos, "Standards for Essential Composition and Quality Factors of Commercial Virgin Coconut Oil and its Differentiation from RBD Coconut Oil and Copra Oil", Philippine J. Sci., Vol. 136, No. 2, pp. 119-129, 2007.
23. IEC 60296, Ed. 2,"Specification for unused mineral insulating oils for transformers and switchgear",1982.
24. G. Ajithkumar, Analysis, Modification and Evaluation of the Cold Flow Properties of Vegetable Oils as Base Oils for Industrial Lubricants, Ph.D. Thesis, Cochin University of Science and Technology, India, 2009.
25. C.F. Ten, M.A.R.M. Fernando and Z.D. Wang, "Dielectric Properties Measurements of Transformer Oil, Paper and Pressboard with the Effect of Moisture and Ageing", IEEE Conf. Electr. Insul. Dielectr. Phenomena (CEIDP), Vancouver, Canada, pp. 727-730, 2007.
26. B.S.H.M.S.Y. Matharage, M.A.A.P. Bandara, M.A.R.M. Fernando, G.A. Jayantha, and C.S. Kalpage, "Aging Effect of Coconut Oil as Transformer Liquid Insulation- Comparison with Mineral Oil", IEEE 7th Int'l. Conf. Industrial and Information Systems (ICIIS), Chennai, India, pp. 1-6, 2012.
27. M. H. Abderrazzaq, and F. Hijazi, "Impact of Multi-filtration Process on the Properties of Olive Oil as a Liquid Dielectric", IEEE Trans. Dielectr. Electr. Insul., Vol. 19, No. 5, pp. 1637- 1680, 2012.
28. IEC 60599, Ed. 2, "Mineral Oil-impregnated Electrical Equipment in Service-Guide to the Interpretation of Dissolved and Free Gases Analysis", 1993.
29. B.S.H.M.S.Y. Matharage, M.A.R.M. Fernando, E. Tuncer, M.A.A.P. Bandara, and C.S. Kalpage, "Coconut Oil as Transformer Liquid Insulation- Ageing and Simulated Thermal and Electrical Faults", IEEE Conf. Electr. Insul. Dielectr. Phenomena (CEIDP), Montreal Canada, pp. 839-842, 2012.
30. C. Perrier, M. Marugan, and A. Beroual, "DGA Comparison between Ester and Mineral Oils", IEEE Trans. Dielectr. Electr. Insul, Vol. 19, No.5, pp. 1609-1614, 2012.
31. IEC 60422, Ed. 2, "Supervision and Maintenance Guide for Mineral Insulating Oils in Electrical Equipment", 1989.