Limitorque SMB actuators from Flowserve Corp., Irving, Tex. (flowserve.com), have been used for over 40 years in almost every kind of heavy-duty industrial application, and can be found in every ...

Motors account for at least half of the energy consumed in the U.S. Selecting the right control method for an application lets the motor run most efficiently while maximizing torque and overall ...

The schematic of a PMSM drive using a DTC-based speed loop PDFF controller is shown in Fig. 1. This DTC scheme is implemented in stator flux frame, which requires knowledge of stator flux in ...

Compact motion control systems are essential to applications ranging from surgical robots to drones. While their design is based on the laws of motion, perfecting it is an iterative process. Motion ...

In a speed controller, the motor’s speed (or velocity) is being controlled. There is an element that detects speed, whether it be a tachometer or some sort of encoder. This monitoring element provides ...