For the PDF version of this article, click here. More than 80% of the motors bought each year continue to be low-cost single-phase ac motors. Because these motors are not very efficient when ...

Fan control is an important aspect of system architecture. Though often left as a secondary activity, its implementation has significant effects. Customer response can be immediate to factors such as ...

Many applications in test and measurement take advantage of feedback to improve some aspect of performance. In simple power-sourcing instruments, for example, you can use the fact that, given the ...

Switching power supplies rely on feedback control loops to ensure that the required voltage and current are maintained under varying load conditions. Design of the feedback control loop influences ...

Step motors are popular first and foremost because they are easy to use. They do not require an encoder to maintain their position, and unlike DC brush or brushless DC motors when used for positioning ...

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 ...

DriveSure pumps from Watson-Marlow utilize digital closed-loop control technology for accurate, energy-efficient operation across varying pressures and viscosities. Their design reduces contamination ...

Every plant in the process industry most likely has several control loops that do not perform well. Although there are many factors that may negatively affect control loop performance, a few of these ...