直线振荡电机拓扑结构及应用综述  

Overview of Linear Oscillatory Machines:Topology and Application

作　　者：徐伟[1] 李想 廖凯举 柏丽丽 宫逸凡 Xu Wei;Li Xiang;Liao Kaiju;Bai Lili;Gong Yifan(State Key Laboratory of Advanced Electromagnetic Engineering and Technology Huazhong University of Science and Technology,Wuhan 430074 China;School of Electrical Engineering Guangxi University,Nanning 530004 China)

机构地区：[1]强电磁工程与新技术国家重点实验室(华中科技大学),武汉430074 [2]广西大学电气工程学院,南宁530004

出　　处：《电工技术学报》2022年第21期5377-5401,共25页Transactions of China Electrotechnical Society

基　　金：国家重点研发计划金砖国际合作重点项目(2018YFE0100200);国家自然科学基金面上项目(51877093);湖北省重大科技创新项目(2019AAA026);深圳市基础研究专项(自然科学基金)基础研究面上项目(JCYJ20190809101205546);广西自然科学基金(2021JJB160171);广西大学“高层次人才”引进科研启动项目(A3020051028)资助。

摘　　要：直线振荡电机可直接产生直线往复驱动力,具有无运动转换机构、传动效率高、振动噪声小等优势,在直线压缩机、斯特林制冷机、热电联产设备、振动能量回收等众多领域具有广泛的应用前景。该文首先详细阐述了直线振荡电机的工作原理,并在此基础上依据理想受迫谐振系统的要求,归纳了该类电机电磁特性的设计目标;其次,以时间为序,分类介绍了直线振荡电机的发展沿革和研究现状,包括各类电机的优缺点、拓扑结构以及应用变迁等;然后,以文献调研为基础,总结了目前该类电机普遍存在的四个方面的问题;最后,从工业应用需求出发,详细讨论了直线振荡电机在工艺、电磁特性和控制策略等方面存在的难点及关键问题,并对未来发展趋势进行了展望。Linear oscillatory machines(LOMs)can directly produce linear reciprocating force without motion conversion mechanism,enjoying the advantages of high transmission efficiency and low vibration and noise.Hence,it has great potential in many industries such as linear compressor,Stirling refrigerator,combined heat and power device,vibration energy harvester,and so on.In this paper,firstly,the working principle of LOM is illustrated in details.Afterwards,according to the necessities of the ideal forced resonance system,the indexes for electromagnetic characteristics of LOM are put forward.Secondly,the development and state of the art of different types of LOMs are introduced sequentially,including the pros and cons of different topologies,technique development,and industrial applications.Consequently,based on the literature survey,four existing problems of LOMs are summarized in brief.Finally,the future development trend of the LOM is prospected,and some key issues in the aspects of fabrication,electromagnetic characteristics and control strategy are discussed in details.

关 键 词：直线振荡电机 谐振系统 电磁特性 拓扑结构 关键问题 

分 类 号：TM351[电气工程—电机]