| 新型结构永磁偏置轴向磁轴承研究 |
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| 引用本文： | 徐建中,冯遵安.新型结构永磁偏置轴向磁轴承研究[J].微特电机,2011,39(5). |
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| 作者姓名： | 徐建中 冯遵安 |
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| 作者单位： | 南京化工职业技术学院,江苏,南京,210048 |
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| 摘 要： | 研究了一种新型结构的永磁偏置轴向磁轴承,分析其结构和工作原理;利用等效磁路法推导出该型磁轴承的承载力、电流刚度以及位移刚度的数学表达式;给出了包括磁极面积、控制绕组及定转子结构等主要参数的设计和计算方法,利用有限元软件对设计结果进行了三维仿真分析,理论分析和仿真结果表明:该型磁轴承结构紧凑、控制方便,适用于高速低功耗的场合.
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| 关 键 词： | 永磁偏置轴向磁轴承 等效磁路 参数设计 有限元仿真 |
Research on a New Permanent Magnet Bias Axial Magnetic Bearing |
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| XU Jian-zhong,FENG Zun-an.Research on a New Permanent Magnet Bias Axial Magnetic Bearing[J].Small & Special Electrical Machines,2011,39(5). |
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| Authors: | XU Jian-zhong FENG Zun-an |
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| Affiliation: | XU Jian-zhong,FENG Zun-an(Nanjing College of Chemical Technology,Nanjing 210048,China) |
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| Abstract: | A new permanent magnet bias axial magnetic bearing(PMAB) was introduced and the configuration and fundamental principle were analyzed.The equivalent magnetic circuit was established to deduce the math expression and some equations for carrying capacity,current stiffness and displacement stiffness.The parameter design and calculation of the innovated magnetic bearing were presented including available area of magnetic pole,ampere-turns of control coils,stator and rotor configuration,etc.The parameters of the... |
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| Keywords: | permanent magnet bias axial magnetic bearing equivalent magnetic circuit parameter design finite element simulation |
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