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用于大型天文望远镜的超低速精密弧线电机(发明)
张振超; 任长志; 朱震莲; 汪达兴; 王国民; 姚正秋; 胡伟
2010-11-17
Rights Holder中国科学院国家天文台南京天文光学技术研究所
Date Available2008-05-07
Country中国
Subtype发明
Other Abstract用于大口径天文望远镜的超低速超精密弧线电机,是大力矩交流稀土永磁同步伺服电机,由转子与定子装配而成,转子上粘贴有永磁体,采用表贴式结构;极对数为60对,120极;定子由15块定子块组成,每块折合为弧长46.07mm,每块定子块由9个完整矽钢片和2个减小边缘效应的矽钢片组成; 每块定子采用9片/8极的绕组方式,从右向左电枢绕组分别按UVWUVWUVW排列;电机转子由4块转子块组成,整个转子由120片磁钢片组成;该磁钢片采用减小齿槽转矩的设计并设有紧固装置。本发明实现了大口径天文望远镜直接驱动的弧线运动:低速1″/s;高速10°/s;速度变化:30000∶1,定位 精度0.1″;无爬动现象。
Subject Area精密机械及传动 ; 自动控制
Application Date2007-10-31
Patent NumberCN200710134531.X
Status未缴年费专利权终止
Application NumberCN200710134531.X
Document Type专利
Identifierhttp://ir.niaot.ac.cn/handle/114a32/226
Collection专利
Recommended Citation
GB/T 7714
张振超,任长志,朱震莲,等. 用于大型天文望远镜的超低速精密弧线电机(发明). CN200710134531.X[P]. 2010-11-17.
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