基于故障树分析的卫星通信系统电磁兼容故障诊断方法  

EMC Fault Diagnosis Method of Satellite Communication System Based on Fault Tree Analysis

作　　者：南淑君 薛淑敏 贾云峰 张坤振 杨月星 陈锴君 NAN Shujun;XUE Shumin;JIA Yunfeng;ZHANG Kunzhen;YANG Yuexing;CHEN Kaijun(Nanjing Panda Handa Technology Co.,Ltd.,Nanjing 210004,China)

机构地区：[1]南京熊猫汉达科技有限公司,江苏南京210004

出　　处：《电子产品可靠性与环境试验》2025年第1期82-90,共9页Electronic Product Reliability and Environmental Testing

摘　　要：故障树分析法是安全系统工程中最重要的分析方法,可以很好地用于系统故障的诊断和查找。对Ka/S双频段相控阵动中通卫星通信系统的结构、功能和使用场景进行了分析,利用故障树理论对其建立电磁兼容故障树模型,将可能引起卫星通信系统电磁兼容故障的原因、故障模式列举出来,通过定性和定量的分析,排查系统的电磁薄弱点,为卫星通信系统的电磁兼容故障定位和整改提供了理论支撑。Fault tree analysis is the most important analysis method in safety system engineering,which can be well used for system fault diagnosis and search.The structure,function and usage scenario of Ka/S dual band phased array satellite communication system in motion are analyzed,an electro magnetic compatibility fault tree model for it is established by using fault tree theory,the causes and fault modes that may cause the electro magnetic compatibility fault of satellite communication system are listed,and through qualitative and quantitative analysis,the electromagnetic weak points of the system are checked,which provides theoretical support for the electro magnetic compatibility fault location and rectification of satellite communication system.

关 键 词：故障树 Ka/S卫星通信系统 故障诊断 电磁兼容 

分 类 号：TN03[电子电信—物理电子学] TP277[自动化与计算机技术—检测技术与自动化装置]