<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>The sensorless control of the permanent magnet synchronous motor (PMSM) has attracted wide attention due to its economic and safety benefits. A fast and high-precision rotor-position estimation is necessary for the implementation of sensorless control. In low-speed region, high frequency (HF) signal injection methods are mostly adopted. They suffer to bandwidth deterioration as some digital filters must be included in the current feedback loop or the speed observation signal processing. The HF signal injection method based on the injection of voltage pulses is presented in this paper together with its implementation in MATLAB/Simulink. The method is based on the injection of voltage pulses where injection itself is separated from the motor control algorithm. The simulation results show that the proposed method has good dynamic performance for the sensorless control of PMSM.</p>
</abstract>

The sensorless control of the permanent magnet synchronous motor (PMSM) has attracted wide attention due to its economic and safety benefits. A fast and high-precision rotor-position estimation is necessary for the implementation of sensorless control. In low-speed region, high frequency (HF) signal injection methods are mostly adopted. They suffer to bandwidth deterioration as some digital filters must be included in the current feedback loop or the speed observation signal processing. The HF signal injection method based on the injection of voltage pulses is presented in this paper together with its implementation in MATLAB/Simulink. The method is based on the injection of voltage pulses where injection itself is separated from the motor control algorithm. The simulation results show that the proposed method has good dynamic performance for the sensorless control of PMSM.

Sensorless Control of PMSM in Low Speed Region Using HF Pulse Signal Injection Method

Department of Electrical Engineering and Mechatronics, Faculty of Electrical Engineering and Informatics

Acta Electrotechnica et Informatica

This work is licensed under the Creative Commons Attribution 4.0 International License.

The sensorless control of the permanent magnet synchronous motor (PMSM) has attracted wide attention due to its economic and safety benefits. A fast and...

Sensorless Control of PMSM in Low Speed Region Using HF Pulse Signal Injection Method

Published Online: Jul 04, 2022

Page range: 18 - 23

Received: Mar 18, 2022

Accepted: Apr 21, 2022

DOI: https://doi.org/10.2478/aei-2022-0003

Keywords
permanent magnet synchronous motor, sensorless control, high-frequency pulse signal injection, field-oriented control

© 2022 Viktor Petro et al., published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Sensorless Control of PMSM in Low Speed Region Using HF Pulse Signal Injection Method

Published Online: Jul 04, 2022

Page range: 18 - 23

Received: Mar 18, 2022

Accepted: Apr 21, 2022

DOI: https://doi.org/10.2478/aei-2022-0003

Keywordspermanent magnet synchronous motor, sensorless control, high-frequency pulse signal injection, field-oriented control

© 2022 Viktor Petro et al., published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Keywords
permanent magnet synchronous motor, sensorless control, high-frequency pulse signal injection, field-oriented control