Dynamic moisture diffusion in transformer winding insulation
Linhjell, Dag, Mehammer, Eirill Bachmann
Published in Journal of physics. Conference series (01.10.2023)
Published in Journal of physics. Conference series (01.10.2023)
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Journal Article
Dielectric response of mineral oil impregnated cellulose and the impact of aging
Linhjell, D., Lundgaard, L., Gafvert, U.
Published in IEEE transactions on dielectrics and electrical insulation (01.02.2007)
Published in IEEE transactions on dielectrics and electrical insulation (01.02.2007)
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Journal Article
Aging of oil-impregnated paper in power transformers
Lundgaard, L.E., Hansen, W., Linhjell, D., Painter, T.J.
Published in IEEE transactions on power delivery (01.01.2004)
Published in IEEE transactions on power delivery (01.01.2004)
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Journal Article
Pre-breakdown phenomena in hydrocarbon liquids in a point-plane gap under step voltage. Part 2: behaviour under negative polarity and comparison with positive polarity
Lundgaard, Lars, Linhjell, Dag, Hestad, Øystein L, Unge, Mikael, Hjortstam, Olof
Published in Journal of physics communications (01.04.2020)
Published in Journal of physics communications (01.04.2020)
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Journal Article
New experimental system for the study of the effect of temperature and liquid to solid transition on streamers in dielectric liquids: application to cyclohexane
Hestad, Ø L, Lundgaard, L E, Linhjell, D
Published in IEEE transactions on dielectrics and electrical insulation (01.06.2010)
Published in IEEE transactions on dielectrics and electrical insulation (01.06.2010)
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Journal Article
Optical Partial Discharge Detection in Insulating Substrates
Semenov, Ivan, Folkestad, Ingrid Gunheim, Niayesh, Kaveh, Linhjell, Dag, Lundgaard, Lars
Published in Proceedings of the Nordic Insulation Symposium (05.07.2022)
Published in Proceedings of the Nordic Insulation Symposium (05.07.2022)
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Journal Article
Positive third mode streamers in insulating oil
Linhjell, Dag, Lundgaard, Lars E., Unge, Mikael
Published in 2017 IEEE 19th International Conference on Dielectric Liquids (ICDL) (01.06.2017)
Published in 2017 IEEE 19th International Conference on Dielectric Liquids (ICDL) (01.06.2017)
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Conference Proceeding
Field dependent conductivity of n-pentane
Hestad, Oystein L., Linhjell, Dag, Lundgaard, Lars E., Samseth, Jarl O., Unge, Mikael
Published in 2017 IEEE 19th International Conference on Dielectric Liquids (ICDL) (01.06.2017)
Published in 2017 IEEE 19th International Conference on Dielectric Liquids (ICDL) (01.06.2017)
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Conference Proceeding
Comparison between synthetic ester and mineral oil impregnated transformer paper aging markers
Liland, Knut Brede, Linhjell, Dag, Lesaint, Cedric, Ese, Marit-Helen Glomm, Lundgaard, Lars E., Mavrommatis, Pascal, Stjepanovic, Nenad
Published in 2017 IEEE 19th International Conference on Dielectric Liquids (ICDL) (01.06.2017)
Published in 2017 IEEE 19th International Conference on Dielectric Liquids (ICDL) (01.06.2017)
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Conference Proceeding
Dielectric fluids having reduced streamer speed
Ingebrigtsen, Stian, Lundgaard, Lars, Linhjell, Dag, Singha, Santanu, Astrand, Per-Olof, Hestad, Oystein, Unge, Mikael, Smalo, Hans-Sverre
Year of Publication 23.10.2018
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Year of Publication 23.10.2018
Patent
Dielectric fluids having reduced streamer speed
Ingebrigtsen, Stian, Lundgaard, Lars, Linhjell, Dag, Singha, Santanu, Astrand, Per-Olof, Hestad, Oystein, Unge, Mikael, Smalo, Hans-Sverre
Year of Publication 15.06.2017
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Year of Publication 15.06.2017
Patent