Online estimation of per-phase stator resistance based on dc-signal injection for condition monitoring in multiphase drives

J Sun, C Li, Z Zheng, K Wang… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Multiphase drives with high reliability are receiving increasing attention by the research
community in safety-critical applications. Condition monitoring is an effective way to improve …

A generalized, fast and robust open-circuit fault diagnosis technique for star-connected symmetrical multiphase drives

J Sun, C Li, Z Zheng, K Wang… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Multiphase drives with fault-tolerant capability are favored in high-reliability applications. In
most fault-tolerant multiphase drives, the fault types and locations must be known prior to the …

Multiphase PM machines with Halbach array considering third harmonic flux density

LF Zhang, K Wang, HY Sun… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
For the five-phase permanent magnet (PM) machines with conventional Halbach array rotor,
although the third harmonic current is injected into the phase current, the torque density …

Torque ripple minimization of a five-phase induction motor under open-phase faults using symmetrical components

S He, X Sui, Z Liu, M Kang, D Zhou, F Blaabjerg - IEEE Access, 2020 - ieeexplore.ieee.org
In order to minimize the torque ripple of five-phase induction motor under open-phase faults,
the conventional strategy makes the stator current space vectors to move along the circular …

Precise control of flat-topped air-gap magnetic field in a five-phase induction machine powered by third-harmonic-injected sinusoidal supply

H Liu, D Wang, X Yi, X Zheng… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
The third-harmonic-injected sinusoidal supply (THISS) can help make an innovative
breakthrough to improve the power density of multiphase induction machines. However, the …

[HTML][HTML] Modified SPWM technique with zero-sequence voltage injection for a five-phase, three-level NPC inverter

C Odeh, D Kondratenko, A Lewicki, A Jąderko - Energies, 2021 - mdpi.com
This article presents a modified sinusoidal pulse-width modulation (SPWM) scheme for a
five-phase, three-level neutral-point-clamped inverter. The modulation scheme deploys a …

[HTML][HTML] Controlling airgap magnetic flux density harmonics in synchronous machines using field current injection

F Evestedt, JJ Pérez-Loya, CJD Abrahamsson… - Electrical …, 2021 - Springer
In this paper, a method to control the harmonic content of the magnetic flux density in the
airgap of a synchronous machine is presented. Voltage harmonics in one phase as well as …

Zero torque ripple operation of seven-phase concentrated-full-pitch winding induction motor under open circuit faults

S He, X Sui, D Zhou, F Blaabjerg - 2020 IEEE 29th …, 2020 - ieeexplore.ieee.org
In order to achieve zero torque ripple operation of seven phase concentrated-full-pitch
winding induction motor under single phase open, the fundamental stator current space …