Servomotors have found widespread application in many areas, such as manufacturing,
robotics, automation, and others. Thus, the control of servomotors is divided into various …

The application of a disturbance observer (DOB) and a variable structure controller (VSC) to
current control of microstepping for permanent-magnet stepper motors (PMSMs) is studied …

Stepper motors are widely used in industrial and consumer applications due to low-cost,
high reliability, and open-loop control capability. Though open-loop features a simple …

In this paper, a simple field-oriented control (FOC) without direct quadrature (DQ)
transformation is proposed for position tracking of permanent magnet stepper motors …

We present a low-speed-damping controller for a stepper motor using artificial neural
networks (ANNs). This controller is designed to remove nonlinear disturbance at low …

We present a new approach to position control based on microstepping for the current
regulation of permanent magnet stepper motor (PMSM), which consists of a Lyapunov …

A new approach to position control based on microstepping with nonlinear torque
modulation for permanent magnet stepper motors is studied. The proposed method …

The widely used full-step open-loop stepping motor drive algorithms are characterised by a
low torque/power ratio, large torque ripple and resonance problems. In order to use stepping …

Stepper motors are used in robotic applications, industrial machines, and many different
application areas. Mechanical resonance problems occur in the control of stepper motors at …

This study addresses the position-tracking problem for hybrid-type stepper motors in the
rotational dq coordinate system. The proposed controller aims to govern position behavior …