IEEE 841-2020 IEEE standard for petroleum and Chemical Industry—Premium Efficiency Severe Duty, Totally Enclosed (TEFC) Squirrel-Cage Induction Motors—Up to and Including 370 kW 500 hp to be issued in ...

This paper presents a new technique, notching the induction motor rotor core, so as to reduce the electromagnetic noise by suppressing the vibration due to the rotor slot permeance harmonics. First, ...