广义贴近度与诊断专家数据库系统

Generalized Closeness Degree and Database-based Diagnosis Expert System

本文分析了智能故障诊断的研究现状和三种主要智能诊断方法所存在的缺陷；提出了适用于故障诊断领域的广义贴近度的概念和它的两种主要模型；最后推出一种新的故障诊断专家系统－－诊断专家数据库系统，并给出应用实例。

The research situation of the intelligent fault diagnosis and the drawbacks of three main methods in intelligent fault diagnosis are analysed in the paper.The concept of generalized closeness degree and its two models which can be used in the field of fault diagnosis are advanced. In the end of the paper, a new fault diagnosis system-database-based diagnosis expert system is put forward.