New energy-efficient motor technologies use a synchronous design, putting differences between asynchronous and synchronous motor designs in the spotlight.

We trace the ac induction motor’s roots to its invention by Nikola Tesla in 1883 and Mikhail Dolivo-Dobrovolsky’s “squirrel cage” three-phase electrical motor in 1888. The brushless PM ...

Vitesco, a German drivetrain component manufacturer, has also adopted slip-ring technology to develop an alternative version of the permanent-magnet synchronous e-motor used in its EMR4 platform ...