电磁测力系统研究  

Research on Electromagnetic Force Measurement System

作　　者：葛锐[1] 王小三[2] 孙凤举[2] 崔忠亮 GE Rui;WANG Xiao-san;SUN Feng-ju;CUI Zhong-liang(Zhejiang Institute of Metrology,Hangzhou 310018,China;Beijing Aerospace Institute for Metrology and Measurement,Beijing100076,China)

机构地区：[1]浙江省计量科学研究院,杭州310018 [2]北京航天计量测试技术研究所,北京100076

出　　处：《宇航计测技术》2020年第6期76-81,共6页Journal of Astronautic Metrology and Measurement

摘　　要：介绍了电磁测力系统中静磁场分析与优化、通电线圈位置控制方法及提高线性度的自校准方法。运用Maxwell 3D进行仿真计算,得到了相对优化的磁密及磁均匀性,通过控制通电线圈在磁场中位置及分段线性微分技术,提高了电磁测力准确度。构建了试验装置,对比试验数据表明,该研究措施对于提高电磁测力准确度取得了较好效果。The analysis and optimization of static magnetic field in the electromagnetic force measuring system,the position control method of electrified coil and the calibration method with improved linearity are introduced.The Maxwell 3D is used to do simulation,a relatively optimized magnetic density and magnetic uniformity are obtained.And the accuracy of electromagnetic force measurement is improved by controlling the position of the electrified coil in the magnetic field as well as using the piecewise linear differential technology.A test device is constructed,and the comparison with the test data shows that good results have been achieved in improving the accuracy of electromagnetic force measurement.

关 键 词：电磁测力系统 磁感应强度 分布 位置控制 

分 类 号：TH823[机械工程—仪器科学与技术]