In the motor of the Mini Cooper SE, for example, the pull-in machine rolls 18 coils onto which the three phases are distributed. High power density is achieved by winding the coils as tightly as ...

This means that a simple three-phase synchronous motor with one pole pair will run at 3000/min for the time being and still needs a starting device. A PSM, however, must cover a range from 0 to ...

Selection of replacement motors is usually straightforward if the ratings are equivalent. Sometimes, however, a different type of motor is necessary or desirable. For success in these cases, it is ...

Somewhere in most engineering educations, there’s a class on induction motors. Students learn about shaded-pole motors, two-phase and three-phase motors, squirrel cage motors, and DC-excited motors.

Power Integrations’ Motor-Expert™ Suite for BridgeSwitch™ IC family includes new control software for three-phase BLDC motor drives. Image provided courtesy of Power Integrations.