| 分段供电直线感应电机气隙磁场分布和互感不对称分析 |
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| 引用本文： | 许金,马伟明,鲁军勇,孙兆龙,张育兴,饶金. 分段供电直线感应电机气隙磁场分布和互感不对称分析[J]. 中国电机工程学报, 2011, 31(15) |
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| 作者姓名： | 许金 马伟明 鲁军勇 孙兆龙 张育兴 饶金 |
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| 作者单位： | 舰船综合电力技术国防科技重点实验室(海军工程大学),湖北省武汉市,430033 |
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| 基金项目： | 国家自然科学基金重点项目(51077129); 国家863高技术基金项目(2010AA8091902)~~ |
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| 摘 要： | 对于分段供电直线感应电动机,其定子绕组互感存在较大的不对称,基于磁动势理论,推导出分段供电直线感应电机的单相绕组磁动势分布,明确了分段供电直线电机磁动势分布的特点.基于单相绕组的磁动势分布,推导了分段供电直线电机气隙磁场分布的解析表达式,有限元仿真结果验证了解析分析的正确性.根据电机磁场的分析结果,推导了电机各相绕组自感和互感表达式,说明了分段供电直线电机互感不对称的机理,在此基础上得到的电机电感矩阵和阻抗矩阵说明了电机互感和阻抗不对称的规律,试验结果验证了所推导电机阻抗矩阵的正确性.
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| 关 键 词： | 分段供电直线感应电动机 磁动势 气隙磁场 不对称 |
Analysis of Air-gap Magnetic Field Distribution and Mutual Inductance Asymmetry of Sectionally Powered Linear Induction Motor |
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| XU Jin , MA Weiming , LU Junyong , SUN Zhaolong , ZHANG Yuxin , RAO Jing. Analysis of Air-gap Magnetic Field Distribution and Mutual Inductance Asymmetry of Sectionally Powered Linear Induction Motor[J]. Proceedings of the CSEE, 2011, 31(15) |
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| Authors: | XU Jin MA Weiming LU Junyong SUN Zhaolong ZHANG Yuxin RAO Jing |
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| Affiliation: | XU Jin,MA Weiming,LU Junyong,SUN Zhaolong,ZHANG Yuxin,RAO Jin(National Key Laboratory for Vessel Integrated Power System Technology(Naval Engineering University),Wuhan 430033,Hubei Province,China) |
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| Abstract: | For segment-powered linear inductive motor,there is major asymmetry among the mutual inductance of stator windings.Based on magnetic motive force theory,this paper derived the magnetic motive force distribution of single-phase winding of the segment-powered linear inductive motor,and confirmed the characteristics of magnetic motive force distribution of the segment-powered linear inductive motor.Based on the magnetic motive force distribution of single-phase winding,the analytic expressions of air-gap field... |
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| Keywords: | segment-powered linear inductive motor magnetic motive force air-gap field asymmetry |
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