A Novel Winding Connection Sequence of Dual Three-Phase Series-End Winding PMSM Drive for Speed Range Extension

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Detail(s)

Original languageEnglish
Article number8202905
Journal / PublicationIEEE Transactions on Magnetics
Volume59
Issue number11
Online published13 Jun 2023
Publication statusPublished - Nov 2023

Link(s)

Abstract

Series-end winding motor drives double the dc-link voltage utilization compared with the conventional star-connected winding counterparts, which indicates that series-end winding motor drives are suitable for high-speed applications with limited dc-link voltage. To further improve the dc-link voltage utilization and extend the speed range of the dual three-phase series-end winding permanent magnet synchronous motor (DTSW-PMSM) drive system, this paper proposes a novel winding connection sequence (WCS) for DTSW-PMSM drive, and the dc-link voltage utilization is further improved by 36.6% compared with the normal WCS. The dc-link voltage utilizations of different WCSs are analyzed through the phasor relationship between the phase and leg voltages. Besides, the corresponding carrier-based pulse-width modulation to drive the DTSW-PMSM with the proposed WCS is also developed. In the experimental tests, the speed range of the DTSW-PMSM drive with the proposed WCS is extended significantly. Therefore, adopting the proposed WCS can be an effective means for further speed range extension of DTSW-PMSM drives without additional hardware. © 2023 IEEE.

Research Area(s)

  • Dual three-phase motor drives, Legged locomotion, Modulation, Motor drives, Optical wavelength conversion, permanent magnet synchronous motor, speed range, Topology, Voltage, winding connection sequence, Windings, permanent magnet synchronous motor (PMSM), winding connection sequence (WCS)

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