| 一种超导磁悬浮系统的设计及悬浮力特性分析 |
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| 引用本文： | 刘建华,王秋良,严陆光,李献. 一种超导磁悬浮系统的设计及悬浮力特性分析[J]. 电工技术学报, 2010, 0(10) |
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| 作者姓名： | 刘建华 王秋良 严陆光 李献 |
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| 作者单位： | 中国科学院电工研究所应用超导重点实验室;中国科学院研究生院; |
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| 基金项目： | 国家自然科学基金资助项目(50577063) |
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| 摘 要： | 根据一种计算超导体薄间隙磁场的方法,设计了一种新型的超导磁悬浮支承结构。首先分析了其支承系统在无源悬浮条件下的力学特性式,然后针对无源磁悬浮支承刚度低的缺点,引入了线性反馈控制系统,并分析了线性反馈控制下的力学特性。最后悬浮力的计算结果经过有限元计算验证,一致性较好。本超导磁悬浮系统具有结构简单、电磁力计算方便等优点,对设计超导加速度计和超导陀螺仪有重要的借鉴意义。
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| 关 键 词： | 薄间隙磁场 超导磁悬浮 整形块 超导加速度计 |
Design of Superconducting Suspension System and Analysis on Its Suspension Force Characteristics |
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| Liu Jianhua, Wang Qiuliang Yan Luguang Li Xian. Design of Superconducting Suspension System and Analysis on Its Suspension Force Characteristics[J]. Transactions of China Electrotechnical Society, 2010, 0(10) |
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| Authors: | Liu Jianhua Wang Qiuliang Yan Luguang Li Xian |
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| Affiliation: | Liu Jianhua1,2 Wang Qiuliang1 Yan Luguang1 Li Xian1,2(1.Institute of Electrical Engineering Chinese Academy of Sciences Beijing 100190 China 2.Graduate University of Chinese Academy of Sciences Beijing 100049 China) |
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| Abstract: | Based on a method used to calculated the magnetic field in a thin clearance between superconducting blocks,in this paper,a new type of superconducting suspension system is designed.Force characteristics of the passive suspension system are firstly analyzed.Then aiming to improve the low supporting stiffness of the passive suspension system,a linear feedback control system is introduced and its force characteristics are also analyzed.Comparison between analytical results and finite element analysis(FEA) resu... |
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| Keywords: | Thin clearance magnetic field superconducting magnetic suspension shaping block superconducting accelerometer |
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