TY - CONF T1 - Influence of mounting and coupling on the natural frequencies and acoustic noise radiated by a PWM controlled induction machine JO - 9th International Conference on Electrical Machines and Drives PY - 1999/01/01 AU - Zhu ZQ AU - Xu L AU - Howe D ED - IS - 468 SP - 164 EP - 168 Y2 - 2025/01/03 ER -