| 超导悬浮系统悬浮力磁滞性质数值分析 |
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| 引用本文： | 郭仁春,王金星.超导悬浮系统悬浮力磁滞性质数值分析[J].低温与超导,2008,36(5):30-32. |
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| 作者姓名： | 郭仁春 王金星 |
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| 作者单位： | 东北大学理学院,沈阳,110004 |
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| 摘 要： | 利用矢量电位法建立了NdFeB永磁铁和超导体相互作用的电磁场数学模型方程。在求解过程中采用磁通流动蠕动模型,通过伽辽金有限元离散,解出超导体电流密度分布,计算磁悬浮力并分析磁悬浮力磁滞性质。
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| 关 键 词： | YBCO超导体 永磁铁 矢量电位 有限元 |
| 修稿时间： | 2008年2月28日 |
A numerical analysis of the hysteretic effect for superconducting levitation system |
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| Guo Renchun,Wang Jinxing.A numerical analysis of the hysteretic effect for superconducting levitation system[J].Cryogenics and Superconductivity,2008,36(5):30-32. |
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| Authors: | Guo Renchun Wang Jinxing |
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| Abstract: | An equation was established in YBCO superconductor-NdFeB permanent magnet system based on flux flow and creep model.The electromagnetic derivative equation was transformed into linear equation.By Galerkin FEM,the distribution of shielding current and the levitation forces were solved.The hysteretic effect was anerlized. |
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| Keywords: | YBCO superconductor Permanent magnet Current vector potential Finite element method |
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