[IEEE World Congress on Industrial Applications of Electrical Energy and 35th IEEE-IAS Annual Meeting - Rome, Italy (8-12 Oct. 2000)] Conference Record of the 2000 IEEE Industry Applications Conference. Thirty-Fifth IAS Annual Meeting and World Conference on Industrial Applications of Electrical Energy (Cat. No.00CH37129) - A power electronic transformer (PET) fed nine-level H-bridge inverter for large induction motor drives