Inspec keywords: machine theory; failure analysis; machine bearings; PWM invertors; electric machines; electric drives

Other keywords: PWM electric drives; common-mode-current; CMC; bearing failures; electromagnetic effects; electric machines; high-frequency pulses; PWM inverters; root-mean-square value; shaft voltage; CMV; distorted parasitic current; common-mode-voltage; high-frequency models; transitional modelling; pulse-width modulation; bearing current analysis; electric drives

Subjects: DC-AC power convertors (invertors); Reliability; d.c. machines; a.c. machines; Drives