(Motor Controls and Drives)
From this Article:
The trapezoidal or square wave current brushless servo is characterized the same as a brush-type servo drive and is generally well understood. The principles of sizing the sinusoidal brushless servo... (View Full Article)
(Motor Controls and Drives)
From this Article:
The traditional permanent magnet DC servomotor has been the industry workhorse for many decades in highperformance servo drive applications. The primary reason for this is that the DC servomotor is... (View Full Article)
(Motors)
From this Article:
Bipolar drives supply steppermotor windings with current waveforms that look like square waves when fully stepping or sine waves when micro-stepping at a high resolution. The waveforms shown in the... (View Full Article)