基于模型的故障诊断方法在飞船推进系统中的应用

推进技术 ›› 1999, Vol. 20 ›› Issue (4): 5-8.

基于模型的故障诊断方法在飞船推进系统中的应用

宝音贺喜格,姜兴渭,黄文虎

哈尔滨工业大学航天工程与力学系;哈尔滨工业大学航天工程与力学系;哈尔滨工业大学航天工程与力学系

发布日期:2021-08-15
基金资助:
国家“八六三”基金

APPLICATION OF MODEL BASED FAULT DIAGNOSIS METHOD TO PROPULSION SYSTEM OF SPACECRAFT

Dept.of Astronautics and Mechanics,Harbin Inst.of Technology,Harbin,150001;Dept.of Astronautics and Mechanics,Harbin Inst.of Technology,Harbin,150001;Dept.of Astronautics and Mechanics,Harbin Inst.of Technology,Harbin,150001

Published:2021-08-15

摘要/Abstract

摘要： 在飞船推进系统的物理和数学模型的基础上，研究了基于模型的故障诊断方法在飞船推进系统中的应用。该方法是某飞船推进系统状态监测与故障诊断专家系统中的关键技术之一。仿真结果表明，这项技术的提出和应用使得根据系统模型对推进系统的不可预知故障进行监测和诊断成为可能。

关键词: 飞船;推进系统;故障诊断;故障预测;模型

Abstract: Based on the physical and mathematical model of spacecraft propulsion system,the application of model based fault diagnosis method to the propulsion system of spacecraft was studied. This method was one of the key technologies in state detection and fault diagnosis expert systems of the propulsion system of spacecraft.The simulation result indicates that the presentation and application of this method makes model based detection and diagnosis of unexpected fault probable in the propulsion system of spacecraft

Key words: Space ship;Propulsion system;Fault diagnosis;Failure forecasting;Model

宝音贺喜格,姜兴渭,黄文虎. 基于模型的故障诊断方法在飞船推进系统中的应用[J]. 推进技术, 1999, 20(4): 5-8.