Ageing of oil impregnated thermally upgraded papers: Oxidation and hydrolysis

Proceedings - IEEE International Conference on Dielectric Liquids

Volumn , Issue , 2011, Pages

  Liland, Knut Brede ^a   Glomm Ese, Marit Helen ^a   Selsbak, Cecilie Mørk ^a   Lundgaard, Lars ^a  

^a SINTEF ENERGY RESEARCH   (Norway)

Author keywords

ageing; hydrolysis; kraft papers; oxidation; Thermal upgraded paper and oil impregnated papers; Transformer insulation

Indexed keywords

AGEING; AGEING PROCESS; ARGON ATMOSPHERES; DATA SHEETS; HIGHEST TEMPERATURE; NITROGEN LEVELS; OIL IMPREGNATED PAPERS; OXIDATION ACTIVATION ENERGY; THERMAL UPGRADED PAPER AND OIL IMPREGNATED PAPERS; TRANSFORMER INSULATION; WATER PRODUCTION;

ACTIVATION ENERGY; HYDROLYSIS; KRAFT PAPER; NITROGEN; OIL FILLED TRANSFORMERS; OXIDATION; WATER CONTENT;

DIELECTRIC LIQUIDS;

EID: 80155146859     PISSN: 21533725     EISSN: 21533733     Source Type: Conference Proceeding    
DOI: 10.1109/ICDL.2011.6015488     Document Type: Conference Paper

References (6)

1. IEC 60076-7 "Loading guide for oil-immersed power transformers"
2. A.M. Emsley and G.C. Stevens, "Review of chemical indicators of degradation of cellulosic electrical paper insulation in oil-filled transformers", IEE Proc. Sci. Meas. Technol., Vol. 141, pp. 324-334, 1994.
3. L. Lundgaard, W. Hansen, D. Linhjell and T. Painter, "Ageing of Oil Impregnated Paper in Power Transformers", IEEE Trans. Power Delivery, Vol. 19, pp. 230-239, 2004.
4. CIGRE WG A2-24 (Declerq), "Thermal performance of Transformers", Technical brochure No 393, ISBN 978-2-85873-080-3.
5. L.E. Lundgaard, W. Hansen and S.Ingebrigtsen, "Ageing of Mineral Oil impregnated Cellulose by Acid Catalysis", IEEE Trans Dielectr. Electr. Insul., Vol. 15, pp. 540-546, 2008.
6. M. H. Glomm Ese, K. B. Liland, L. E. Lundgaard. "Oxidation of Paper Insulation in Transformers." IEEE Transaction on Dielectric and Electrical Insulation, Vol. 17, No. 3, June 2010.