Closed-loop control of stepping motors integrates feedback from position or current observers to achieve high precision, rapid response and robustness against load disturbances. Unlike traditional ...

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 ...

Internal-combustion engines run on the explosive power of burning gasoline; electric motors, by contrast, run on magnetic flux. There are several ways to create and manipulate flux, thereby ...