Phase-locked loops (PLLs) and frequency-locked loops (FLLs) are of importance in power
and energy applications. Both technologies have been introduced to speed-sensorless …

The development of hybrid electric vehicles (HEVs) is rapidly gaining traction as a viable
solution for reducing carbon emissions and improving fuel efficiency. One type of HEV that is …

The paper proposes a novel approach based on a current space vector derived from
measured stator currents to diagnose speed and current sensor failures in the field-oriented …

For speed-sensorless induction motor (IM) drives, the high-order sliding-mode observer
(SMO) can improve the robustness of speed estimation. However, it is difficult for the existing …

This article proposes a new scalar control scheme for variable speed drives of induction
motors with an adaptive starting control. Besides centrifugal pumps, blowers, and fans, it …

This paper introduces a new solution for the speed and current sensor fault-tolerant direct
field-oriented control of induction motor drives. Two self-adjusting observers derived from a …

Because of their advantages, speed sensorless induction motor drives have received a lot of
attention in the academic and industrial communities over the last decade. Despite the …

This paper introduces a sensorless nonlinear control scheme based on feedback
linearization control (FLC) of an open-end winding five-phase induction motor (OeW-5PIM) …

The use of costly speed sensors challenges the overall system reliability in induction motor
drives. Hence, speed-sensorless control techniques are desired in high-performance …

Multiphase machines have recently been promoted as a viable alternative to traditional
three-phase machines. Most experts are looking for strategies to estimate the rotation speed …