Vector Control of Asymmetric Dual Three-Phase PMSM in Full Modulation Range

The total control range of asymmetric dual three-phase permanent magnet synchronous motor (ADT_PMSM) is divided into three different segments by voltage modulation range and current control dimensions and respective control strategies to get the injected voltages in harmonic subspace for three segme...

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Main Authors: Yuan Zhu, Weisong Gu, Ke Lu, Zhihong Wu
Format: Article
Language:English
Published: IEEE 2020-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9107116/
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author Yuan Zhu
Weisong Gu
Ke Lu
Zhihong Wu
author_facet Yuan Zhu
Weisong Gu
Ke Lu
Zhihong Wu
author_sort Yuan Zhu
collection DOAJ
description The total control range of asymmetric dual three-phase permanent magnet synchronous motor (ADT_PMSM) is divided into three different segments by voltage modulation range and current control dimensions and respective control strategies to get the injected voltages in harmonic subspace for three segments are presented in this paper. The three segments are sinusoidal current modulation region, sinusoidal voltage modulation region and overmodulation region. In sinusoidal current modulation region, resonant controller is adopted in the harmonic subspace to calculate the injected voltages, which can compensate the effect of six-phase voltage source inverter (VSI) dead time for two sets of three-phase windings and takes the pole correction into consideration. In sinusoidal voltage modulation region, open loop control strategy in harmonic subspace is adopted. Overmodulation region 1 and 2 are defined in overmodulation region, and the harmonic voltages which are injected into harmonic subspace to extend the modulation index are calculated based on superposition principle and VSD theory. In order to achieve smooth transition from different regions, a novel space vector pulse width modulation (SVPWM) technique for ADT_PMSM is proposed. The experimental results demonstrate the validity and feasibility of the suggested control approach.
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spelling doaj.art-4f8ddafd370d45aca10ed31a2b668a312022-12-21T22:54:53ZengIEEEIEEE Access2169-35362020-01-01810447910449310.1109/ACCESS.2020.29996479107116Vector Control of Asymmetric Dual Three-Phase PMSM in Full Modulation RangeYuan Zhu0https://orcid.org/0000-0003-4641-2847Weisong Gu1https://orcid.org/0000-0002-3524-5767Ke Lu2https://orcid.org/0000-0001-9166-4790Zhihong Wu3https://orcid.org/0000-0001-7100-5720School of Automotive Studies, Tongji University, Shanghai, ChinaSchool of Automotive Studies, Tongji University, Shanghai, ChinaSchool of Automotive Studies, Tongji University, Shanghai, ChinaSchool of Automotive Studies, Tongji University, Shanghai, ChinaThe total control range of asymmetric dual three-phase permanent magnet synchronous motor (ADT_PMSM) is divided into three different segments by voltage modulation range and current control dimensions and respective control strategies to get the injected voltages in harmonic subspace for three segments are presented in this paper. The three segments are sinusoidal current modulation region, sinusoidal voltage modulation region and overmodulation region. In sinusoidal current modulation region, resonant controller is adopted in the harmonic subspace to calculate the injected voltages, which can compensate the effect of six-phase voltage source inverter (VSI) dead time for two sets of three-phase windings and takes the pole correction into consideration. In sinusoidal voltage modulation region, open loop control strategy in harmonic subspace is adopted. Overmodulation region 1 and 2 are defined in overmodulation region, and the harmonic voltages which are injected into harmonic subspace to extend the modulation index are calculated based on superposition principle and VSD theory. In order to achieve smooth transition from different regions, a novel space vector pulse width modulation (SVPWM) technique for ADT_PMSM is proposed. The experimental results demonstrate the validity and feasibility of the suggested control approach.https://ieeexplore.ieee.org/document/9107116/Asymmetric dual three-phase permanent magnet synchronous motormodulation indexdimensions of current controlmodulation regionspace vector pulse width modulation
spellingShingle Yuan Zhu
Weisong Gu
Ke Lu
Zhihong Wu
Vector Control of Asymmetric Dual Three-Phase PMSM in Full Modulation Range
IEEE Access
Asymmetric dual three-phase permanent magnet synchronous motor
modulation index
dimensions of current control
modulation region
space vector pulse width modulation
title Vector Control of Asymmetric Dual Three-Phase PMSM in Full Modulation Range
title_full Vector Control of Asymmetric Dual Three-Phase PMSM in Full Modulation Range
title_fullStr Vector Control of Asymmetric Dual Three-Phase PMSM in Full Modulation Range
title_full_unstemmed Vector Control of Asymmetric Dual Three-Phase PMSM in Full Modulation Range
title_short Vector Control of Asymmetric Dual Three-Phase PMSM in Full Modulation Range
title_sort vector control of asymmetric dual three phase pmsm in full modulation range
topic Asymmetric dual three-phase permanent magnet synchronous motor
modulation index
dimensions of current control
modulation region
space vector pulse width modulation
url https://ieeexplore.ieee.org/document/9107116/
work_keys_str_mv AT yuanzhu vectorcontrolofasymmetricdualthreephasepmsminfullmodulationrange
AT weisonggu vectorcontrolofasymmetricdualthreephasepmsminfullmodulationrange
AT kelu vectorcontrolofasymmetricdualthreephasepmsminfullmodulationrange
AT zhihongwu vectorcontrolofasymmetricdualthreephasepmsminfullmodulationrange