简介卫星姿态控制系统的模型，并针对该模型分析故障发生的特点，故

障诊断的难点，以及可能发生故障的部位和故障的类型，给出故障检测的方法。-Introduction of satellite attitude control system model and the model for the analysis of the characteristics of faults, fault diagnosis of the difficulties, and possible failure location and fault type, fault detection methods are given.