转向架永磁同步电机直接驱动技术在国内外的发展概述

General Description of the Development of the Direct-Drive Technology of Permanent Magnet Synchronous Motor of Bogie at Home and Abroad

介绍了国内外转向架直接驱动(直驱)技术的发展情况,重点从转向架直驱结构和永磁同步电机技术两方面进行分析。同时分析了转向架直驱技术的优缺点及其未来的发展趋势,为国内转向架直驱技术的发展提供参考。

In this paper, the development of the direct-drive technology of bogie at home and abroad is introduced, focusing on the anal- ysis of the direct-drive structures of bogie and the technology of the permanent magnet synchronous motor. Meanwhile, the advantages and disadvantages of the technology of the direct-drive of bogie and its future developing trends are analyzed to provide a reference for the development of the domestic direct-drive technology.