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Autor:
Mats S. Bernesjo, Jonathan DeMay, Bob Arritt, Ramsis S. Girgis, Luke Van der Zel, Scott Hodgdon
Publikováno v:
2019 IEEE Power & Energy Society General Meeting (PESGM).
Two large 3-phase 345 / 115 kV Autotransformers of the same design, located at two different locations in the Northeast region of USA, have been experiencing occasional high sound level excursions of short duration. Detailed analysis performed over s