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单逆变器驱动下三冗余永磁辅助同步磁阻电机单相开路故障容错控制

Fault-Tolerant Control of a Triple Redundant PMA-SynRM Driven Under Single-Phase Open-Circuit by Mono-Inverter

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中文摘要

本文提出了一种针对三冗余3×3相永磁辅助同步磁阻电机的容错控制策略,旨在解决单相开路故障。为降低系统成本,采用单台两电平三相逆变器驱动并联电机,在正常及故障工况下均能实现稳定运行。

English Abstract

In this article, a new fault-tolerant control strategy for a triple redundant 3 × 3 phase permanent magnet assisted synchronous reluctance motor under a single-phase open-circuit fault has been proposed. In order to reduce the cost of the system, a two-level three-phase inverter is constructed to drive the parallel-connected motor under normal and fault-tolerant conditions. In normal operations, t...
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SunView 深度解读

该研究聚焦于电机驱动系统的容错控制与成本优化,对阳光电源的电动汽车驱动及风电变流器业务具有参考价值。在风电变流器领域,提升多相电机驱动的可靠性是降低运维成本的关键;在电动汽车驱动领域,该容错策略有助于在极端工况下保障车辆安全性。建议研发团队关注其在多相电机控制算法上的创新,探索如何通过软件算法补偿硬件故障,从而提升阳光电源相关电力电子变换器的鲁棒性与市场竞争力。