Starting from the principle of instantaneous power theory, this article explores various direct
power control (DPC) strategies for three-phase two-level pulsewidth modulation (PWM) …

For a reliable dynamic system and significant amount of savings in energy usage, adjustable
speed drives (ASD) can play a vital role. The proper control of motor drives can give a good …

This paper proposes a novel approach to adapt a conventional direct power control (DPC)
for high-power applications, where a third-order LCL filter is frequently required. The LCL …

In this paper, an improved induction motor (IM) stator flux estimation method is proposed,
based on a novel integrator scheme with a closed-loop dc offset compensation algorithm …

This paper deals with voltage model flux estimators for speed sensorless induction motor
drives. In order to eliminate the drift problems, the pure integrator of the voltage model is …

This article proposes an integration method for interturn fault diagnosis and torque ripple
minimization control of direct-torque-controlled surface-mounted permanent magnet …

Since the invention of direct torque control (DTC) in later 1980s for alternating current (AC)
motor drives, it has undergone many modifications to improve the control strategy. This study …

This paper presents an improved method of flux estimation for sensorless vector control of
induction motors based on a phase locked loop (PLL) programmable low-pass filter (LPF) …

Flux estimation is of great importance for high-performance motor drives. In order to improve
flux estimation accuracy and reduce system complexity, a new flux estimation method based …

This article uses the active flux concept to review fundamental frequency sensorless
algorithms for both induction and permanent magnet motors in one framework …