| 无刷直流电动机换相转矩脉动的分析和削弱方法 |
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| 引用本文： | 包向华,章跃进. 无刷直流电动机换相转矩脉动的分析和削弱方法[J]. 微特电机, 2007, 35(2): 14-17 |
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| 作者姓名： | 包向华 章跃进 |
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| 作者单位： | 上海大学,上海,200072 |
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| 摘 要： | 主要对永磁无刷直流电动机换相过程进行理论分析,得到引起换相转矩脉动的原因。针对不同的速度区间,采用相应的削弱换相转矩脉动的方法,经过仿真分析和实验观测,验证理论分析的正确性和削弱转矩脉动方法的有效性。
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| 关 键 词： | 永磁无刷直流电动机 换相转矩脉动 脉宽调制 重叠换相 |
| 文章编号： | 1004-7018(2007)02-0014-04 |
| 修稿时间： | 2005-07-12 |
Analysis of Commutation Torque Ripple of Brushless DC Motor and its Minimization Methods |
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| BAO Xiang-hua,ZHANG Yue-jin. Analysis of Commutation Torque Ripple of Brushless DC Motor and its Minimization Methods[J]. Small & Special Electrical Machines, 2007, 35(2): 14-17 |
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| Authors: | BAO Xiang-hua ZHANG Yue-jin |
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| Affiliation: | Shanghai University, Shanghai 200072, China |
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| Abstract: | The cause of producing the commutation torque ripple was mainly found by means of analyzing the commutation process of permanent magnet brushless DC motor in theory.Aiming at the different speed ranges,the corresponding minimization methods were adopted.The correctness of theoretic analysis and the validity of the minimization methods were verified by simulation and experiment. |
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| Keywords: | permanent magnet brushless DC motor commutation torque ripple pulse width modulation overlap commutation |
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