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The development of a Roebel cable based 1MVA HTS transformer

TitleThe development of a Roebel cable based 1MVA HTS transformer
Publication TypeJournal Article
Year of Publication2012
AuthorsStaines, M., Glasson N., Pannu M., Thakur K. P., Badcock R., Allpress N., D'Souza P., and Talantsev E.
JournalSuperconductor Science and Technology
Volume25
ISSN09532048
KeywordsAC loss, Cables, Electrical design, Experimental verification, Fault current limiting, High currents, High voltage, HTS conductors, HTS transformer, Polyimide insulation, Polyimides, Transformer windings
Abstract This paper describes recent experimental results in a continuing program to develop a 1MVA demonstration transformer that employs HTS[?] Roebel cable for the high current windings. The electrical design parameters of the transformer are presented, including the configuration of the specially developed Roebel cable. This paper discusses estimation of the cable I c from measured I c(B) data for samples of the strands, AC loss minimization using flux diverters, proving the suitability of the polyimide insulation scheme to withstand the effects of a high voltage impulse and modelling and experimental verification of the fault current limiting behaviour expected from the HTS conductor.
URLhttp://www.scopus.com/inward/record.url?eid=2-s2.0-83755181771&partnerID=40&md5=88957af4ef5c185896d0b3e543b33950
DOI10.1088/0953-2048/25/1/014002