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磁悬浮轴承悬浮能力及控制系统分析研究
引用本文:吴晓峰,宋志江,张春艳.磁悬浮轴承悬浮能力及控制系统分析研究[J].河北建筑科技学院学报,2012(3):91-94.
作者姓名:吴晓峰  宋志江  张春艳
作者单位:[1]宁波港股份有限公司招投标中心,浙江宁波315800 [2]河北工程大学机电学院,河北邯郸056038 [3]镇海区招宝山街道拆迁事务所,浙江宁波315200
摘    要:磁悬浮轴承以无摩擦、高转速、高精度、无需润滑等优点,成为高速或超高速回转机构中轴承发展的方向之一。本文依据电磁感应理论和自动控制原理,自行设计和研制出的五维控制磁悬浮轴承装置及其控制系统,在实验室成功进行了多次长时间悬浮旋转。并在其静态磁悬浮特性和动态磁悬浮特性试验的基础上,重点对磁悬浮轴承的悬浮能力和闭环控制系统进行了分析研究,结果表明,该磁悬浮轴承及其闭环控制系统能成功把9kg重的轴悬浮在空中高速旋转,为实际应用提供了理论基础和实践依据。

关 键 词:磁悬浮轴承  悬浮能力  控制系统

Analysis on the magnetic bearing suspension capacity and its control system
Affiliation:WU Xiao -feng , SONG Zhi -jiang , ZHANG Chun -yan ( 1. Ningbo port Co. , LTD Bidding Center, Zhejiang Ningbo 315800, China; 2. College of Mechanical and Electrical Engineering, Hebei University of Engineering, Hebei Handan 056038, China; 3. Zhenhai District Zhaobaoshan Street Demolition Firm, Zhejiang)
Abstract:Magnetic Bearing has the advantages of no friction, high - speed, high precision, without lubrication, it becomes one of the bearing directions of the development of high - speed or ultra - high -speed rotary mechanism. According to the electromagnetic induction theory and automatic control theory, this paper designed and developed a five - dimensional control of magnetic bearing device and its control system, and successfully conducted in the laboratory many times as a long time suspended rotating. And on the basis of the static magnetic characteristics and dynamic magnetic performance test, the magnetic bearings suspended and closed -loop control system were analyzed, the results show that the magnetic bearings and its closed - loop control system can successfully 9kg weight shaft suspended in the air as high - speed rotation, the results provide theoretical and practical basis for its practical application.
Keywords:magnetic bearing  suspension capacity  control system
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