半球陀螺敏感单元充放电效应防护设计与分析  

Protection Design and Analysis of Charging and Discharging Effects of HRG Sensitive Unit

作　　者：杨勇[1,2] 简福斌 方海斌[1,2] 方针 张巧云[1,2] 周强 余波[1,3] 张乐 YANG Yong;JIAN Fubin;FANG Haibin;FANG Zhen;ZHANG Qiaoyun;ZHOU Qiang;YU Bo;ZHANG Le(The 26th Institute of China Electronics Technology Group Corporation,Chongqing 400060,China;Solid-state Inertial Technology Enterprise Engineering Technology Research Center of Chongqing,Chongqing 400060 ,China;Solid-state Inertial Technology Engineering Laboratory of Chongqing, Chongqing 400060, China;The PLA's Military Representatives-Bureau in Chongqing Air-Compressor Works,Chongqing 400060, China)

机构地区：[1]中国电子科技集团公司第二十六研究所,重庆400060 [2]重庆市固态惯性技术企业工程技术研究中心,重庆400060 [3]重庆市固态惯性技术工程实验室,重庆400060 [4]中国人民解放军驻重庆气体压缩机厂军事代表室,重庆400060

出　　处：《压电与声光》2018年第6期892-895,共4页Piezoelectrics & Acoustooptics

基　　金：总装预研项目(41424040105);民用航天项目

摘　　要：半球陀螺作为卫星姿态控制系统的核心部件,在空间应用领域受到辐射环境的影响,其充放电效应是威胁卫星安全的重要因素之一。该文介绍了半球陀螺敏感单元空间、充放电效应的影响,分析了敏感单元的材料基底,提出了充、放电效应防护设计、敏感单元外壳屏蔽层厚度设计与分析等措施,减小了敏感表头充放电效应的影响。分析与试验结果表明了该设计的可行性和实用性。As the core component of the satellite attitude control system,the hemispherical resonator gyroscope(HRG)is affected by the radiation environment in the space application field,and its charging and discharging effect is one of the key factors threatening the satellites safety.The paper introduces the influences of charging and discharging effect of the hemispherical resonator gyroscope sensitive unit.The material base of sensitive unit is analyzed,the measures of protection design in charging and discharging effect and the shell shield layer thickness of sensitive unit are presented,which reduces the influence of charging and discharging effect on the sensing head.The analysis and test results show the feasibility and practicability of the design.

关 键 词：半球陀螺 敏感单元 充放电效应 防护设计 

分 类 号：V241[航空宇航科学与技术—飞行器设计]