This paper introduces mainly the construction features of REPM DC servomotors with air-core rotors and their manufacturing technology. Meanwhile, it states their application feild.

介绍了稀土永磁空心杯转子直流伺服电动机的结构特点，空心杯电枢的绕制方法及其制造工艺，同时还介绍了这种电机的主要用途及其优点。

So this novel converter has a wide application and huge economy effect in power converting field, especially in the high voltage and high power feild where IGBT is used as the main switch.

尤其适合以igbt作为主功率开关管的高电压、大功率功率变换，具有广泛的应用前景和巨大的经济价值。

Company Information: We work in the feild of buildings and constructions. We are contractors since 1985. We design and build houses and multi-story buildings. concrete and steel structures...

公司介绍：我们从1985年开始就从事建设工作，主要设计并建造钢筋混凝土的房屋及高楼。

Xiamen Enlai automation Technology Co., Ltd, is a hi-tech enterprise with strong develop ability and united team, all our members has over a decade working experience in this automation feild.

厦门恩莱自动化科技有限公司，是由拥有自主知识产权、雄厚的技术研发实力和团队、在自动化行业辛勤耕耘十数年以上的优秀企业和人士发起组建的高新技术企业。