My book examines motor control from the perspective of normal, everyday technicians and electricians who are trying to get a job done, and want to cut through theory, and get to the practical. The ...

The book takes a fresh look at how market demands have advanced motor and drive technology and are pushing the industry in new directions." As a result, Polka says he has incorporated a substantial ...

For higher voltage (≥2400 VAC) motor drives there are multiple topologies for designers to select from to suit the different technical or commercial requirements of the application. Recently, one ...

John Fuerst, senior vice president of Dynamic Motor Drive and engineering at Tula, explained what a 3 percent gain in efficiency could mean for the Chevrolet Bolt.

Variable frequency drives come in all sizes, as these two VFDs from Yaskawa America Inc. demonstrate. Both are in the companyâ s A1000 Series of drives and are powered by three-phase 380 to 480 V.