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 l