The operation of a brushless permanent-magnet machine requires rotor-position
information, which is used to control the frequency and phase angle of the machine's …

Recent advances in the development of fast digital signal processors (DSPs) have paved
the way for position sensorless drives of alternating current motors. More sophisticated …

A modified direct torque control (DTC) scheme for interior permanent magnet synchronous
machine (IPMSM) is investigated in this paper, which features in very low flux and torque …

In a permanent magnet synchronous motor (PMSM) drive system, high-frequency (HF)
pulsating voltage signal injection has demonstrated high accuracy to estimate the initial rotor …

In this paper, a new approach to sensorless speed control and initial rotor position
estimation for interior permanent magnet synchronous motor (IPMSM) drive is presented. In …

Sensorless control of a permanent-magnet synchronous machine at low and zero speed is
based on the injection of an oscillating high-frequency carrier signal. A particular …

This paper reports results of further investigation of the so-called direct torque control (DTC)
technique to an interior permanent magnet (IPM) synchronous motor drive. This torque …

In this paper, a novel pulsating carrier signal injection strategy utilizing zero-sequence
voltage is proposed for sensorless control of permanent-magnet synchronous machine …

In the back electromotive force (EMF)-based sensorless control of interior permanent
magnet synchronous motor (IPMSM), the inverter nonlinearity and flux linkage spatial …

The aim of this article is to present the performance of field oriented control (FOC) and direct
torque control (DTC) of a permanent magnet synchronous motor (PMSM) using the …