Study of effective method of characterisation of magnetostriction and its fundamental effect on transformer core noise and vibration - Cyllidwr:ABB AB, - Cyllidwr:ThyssenKrupp Electrical Steel UGO SA, - Cyllidwr:Legnano Teknoelectric Company SpA., - Cyllidwr:AK Steel Corporation, - Cyllidwr:Kolektor Etra d.o.o, CG Holdings Belgium N.V., Areva T & D Alstom, Cogent Power Ltd, Koncar Distribution and Special Transfromers Inc, SGB Starkstrom- Geratebau GmbH, Brush Transformers Ltd, Nuova Eletrofer S.p.A. (01.07.2010 - 01.07.2013) |