星敏感器DC-DC浪涌抑制电路的EMC分析设计  

Electromagnetic compatibility analysis of DC-DC surge suppression circuit for star sensor

作　　者：何泽志 钟建勇[1,2] 吴威[1,2] He Zezhi;Zhong Jianyong;Wu Wei(Key Laboratory of Science and Technology on Space Optoelectronic Precision Measurement,CAS,Chengdu 610209,China;The Institute of Optics and Electronics,Chinese Academy of Sciences,Chengdu 610209,China;University of Chinese Academy of Sciences,Beijing 100049,China)

机构地区：[1]中国科学院空间光电精密测量技术重点实验室,四川成都610209 [2]中国科学院光电技术研究所,四川成都610209 [3]中国科学院大学,北京100049

出　　处：《电子技术应用》2022年第8期135-139,共5页Application of Electronic Technique

摘　　要：对某型号星敏感器的浪涌抑制电路作了简要介绍,针对现有浪涌抑制电路设计方法提出了一种电路性能最佳的元器件参数分析计算方法。从电路功能的稳定实现和电路的电磁兼容性两个方面入手,分析了浪涌抑制电路中关键器件的选型分析,并通过理论分析和试验仿真验证,证明了文中提出的兼容性分析思路所得出的器件选型在给定的设计条件下具有有效性和正确性,同时为其他分系统的浪涌抑制设计提供参考,从而提高整个星上电子设备的可靠性。The paper is introducing the surge suppression circuit of a star sensor briefly.According to the design methods existing of surge suppression circuit,a component parameter analysis and calculation method with the best circuit performance is proposed.Starting with the stable realization of the circuit function and the electromagnetic compatibility of the circuit,this paper analyzes the selection and analysis of the key devices in the surge suppression circuit.Through theoretical analysis and experimental simulation,it is proved that the device selection obtained by the compatibility analysis idea proposed in this paper is effective and correct under the given design conditions.At the same time,it provides a reference for the surge suppression design of other subsystems,so as to improve the reliability of the whole on-board electronic equipment.

关 键 词：星敏感器 浪涌电流 浪涌抑制电路 

分 类 号：TP273[自动化与计算机技术—检测技术与自动化装置]