基于专家系统的航天器故障诊断地面模拟系统的研制

Spacecraft Fault Diagnosis Simulation System Development Based on Expert System

航天器故障诊断技术对于提高航天器的在轨工作的寿命、实现卫星的长寿命、高可靠有着重要的意义, 介绍了以故障诊断专家系统理论为基础在程序控制故障模拟、数据采集设备的基础上研制航天器地面模拟设备对航天器在轨故障诊断有着重要的意义。描述了地面模拟设备的组成和应用于故障诊断地面模拟设备的专家系统。实现了基于专家系统推理机制的故障诊断专家系统, 给出了实际应用的结果。基于专家系统的地面故障诊断设备能够满足在轨故障地面模拟的应用要求, 对实现在轨故障的诊断有着一定的参考作用。

Spacecraft fault diagnosis technic has great significance for improving in-orbit serving time. The ground simulation device base d on fault diagnosis expert system for program control fault simulation and data acquisition instrument is introduced. The compose of ground simulation device and application in ground simulation device using fault diagnosis expert system are described. Fault diagnosis expert system based on expert system inference engine is realized.