机载电子设备故障诊断专家系统设计与实现

Fault Diagnosis of Airborne Electronic Equipments Based on Expert System

针对机载电子设备故障诊断的实用性与可靠性,以故障诊断的理论和方法为基础,提出了一种基于专家系统为主的机载电子设备故障诊断设计方案。设计构造了故障诊断专家系统的整体框架,探讨了专家系统中知识库的建立与维护、推理机制以及人机界面设计等问题。通过例证,机载电子设备故障诊断中采用专家系统取得了速度快、准确率高的诊断效果。

According to relevant theories and methods of fault diagnosis,a design of airborne electronic equipments based on expert system is introduced for the practicability and reliability of the electronic equipments＇ fault diagnosis.The design forms the overall framework of the proposed system,and discusses the establishment and maintenance,knowledge reasoning mechanism and human-computer interface design of the knowledge base of the expert system.Through an example,the expert system for electronic equipments＇ fault diagnosis can obtain accurate and correct results.