| 新型无轴承无刷直流电动机的结构设计与有限元分析 |
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| 引用本文： | 李兵伟,刘贤兴,许洁.新型无轴承无刷直流电动机的结构设计与有限元分析[J].微特电机,2011,39(6). |
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| 作者姓名： | 李兵伟 刘贤兴 许洁 |
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| 作者单位： | 江苏大学,江苏镇江,212013 |
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| 基金项目： | 江苏省自然科学基金(BK2008233)江苏省"青蓝工程" |
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| 摘 要： | 在传统无刷直流电动机中引入磁悬浮技术,构成二自由度无轴承无刷直流电动机,从而实现无刷直流电动机的更高转速运行.设计试验样机,提出一种新型的绕组结构.根据磁悬浮力产生机理推导出一个周期内的绕组导通规律,并应用Ansoft/Maxwell软件对样机进行有限元分析.通过对仿真结果的分析,证明了所推导的绕组导通规律的正确性及新型无轴承无刷直流电动机设计的可行性,并实现了对新型无轴承无刷直流电动机的结构设计.
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| 关 键 词： | 自由度 磁悬浮技术 无刷直流电动机 有限元分析 |
Design and Finite Element Analysis of a Novel Bearingless Brushless DC Motor |
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| LI Bing-wei,LIU Xian-xing,XU Jie.Design and Finite Element Analysis of a Novel Bearingless Brushless DC Motor[J].Small & Special Electrical Machines,2011,39(6). |
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| Authors: | LI Bing-wei LIU Xian-xing XU Jie |
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| Affiliation: | LI Bing-wei,LIU Xian-xing,XU Jie (Jiangsu university,Zhenjiang 212013,China) |
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| Abstract: | A novel bearingless brushless DC motor with two-degree freedom was proposed through the adoption of magnetic suspension technology to traditional brushless DC motor in order to improve the operating speed.The prototype was designed and a novel winding arrangement was proposed.According to the principle of magnetic suspension force generation,the waveforms of the winding current commands in one cycle was derived.The FEA software Ansoft/ Maxwell was used to analyze the magnetic field destribution.And the resu... |
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| Keywords: | degree of freedom magnetic suspension technology brushless DC motor FEA |
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