离散小波变换在卫星姿控系统故障诊断中的应用  

Application of dispersing wavelet transform to fault diagnosis of the attitude control subsystem of the satellite

作　　者：吴丽娜[1] 张迎春[1] 

机构地区：[1]哈尔滨工业大学卫星技术研究所,哈尔滨150080

出　　处：《仪器仪表学报》2006年第z1期407-409,共3页Chinese Journal of Scientific Instrument

摘　　要：根据小波分析多分辨分析的特点,讨论利用离散小波变换的卫星姿控系统故障诊断方法,该方法在线实时性好,不需要数学模型,仿真实验收到了满意的结果。Bused on the feature of multi-resolution of wavelet analysis,this paper uses dispersing wavelet transform to process the fault diagnosis of the attitude control subsystem of the satellite.This method does well in real-time fault and does not need mathematical model of control system.The experiment of simulation is content diagnosis.

关 键 词：离散小波变换 多分辨分析 卫星姿控系统 故障诊断 

分 类 号：TH7-55[机械工程—仪器科学与技术]