液体火箭发动机故障检测与诊断研究的若干进展

Some progress in researches on fault detection and diagnosis of liquid rocket engine

近十年来 ,液体火箭发动机故障检测与诊断方法和技术的研究在以下几方面取得了重要进展 :基于信号分析的方法 ;基于模型的方法 ;基于人工智能的方法 ;故障模式分析与信号特征提取 ;阈值的选择。

Important progress in researches on the methods and techniques of fault detection and diagnosis of liquid rocket engine has been made in the last ten years,including the signal analysis based methods,the model based methods,the artificial intelligence based methods,the fault mode analysis and signal feature extraction,and the selection of threshold.Some progress in these researches is reviewed briefly.