电磁轴承及其应用研究综述

电磁轴承作为一种新型无接触的支承形式,其无摩擦磨损、转速高、无需润滑、寿命长等优点和广阔的应用前景引起了国内外工程界和学术界的广泛关注,是目前机电工程和自动控制等领域研究的主要课题之一.文中全面地综述了电磁轴承的基本原理、发展历史、分类、优越性以及国内外应用研究现状,总结了在直流主动控制吸力型电磁轴承中广泛采用的各种控制策略,指出了工程应用研究中仍需解决的关键问题及其发展方向.电磁轴承在大功率、高转速场合的工业应用和数字控制技术将逐渐成为应用研究的主流.

Summary of Magnetic Bearing and Application Research

Magnetic Bearing, a new type of bearing, have been regarded widely in the field of engineering and science because of its excellent performances, non-contact,high speed,long life, lubricant, and broad application , as one of reseach objects in the field of mechan-electronical engineering and control. The history, category ,advantages, research status ,control methods and development trend are presented,as well as some problems which need more studies. The research is emphasized in the application and digital control technologies of DC active magnetic bearing in high power and high speed rotary machines.