粗糙集理论在采煤机故障诊断中的应用

The application of rough set theory in fault diagnosis of sheare

介绍了粗糙集理论关于知识约简的基本内容,利用粗糙集的约简理论,对诊断规则进 行约简并剔除不必要的属性,获取最简单诊断规则。对设备进行正确的诊断,给出了利用决策表建 立采煤机故障诊断规则的表示方法。

The fundamental content about knowledge reduction of rough set theory is introduced. Based on the reduction theory of rough set, the diagnosis rules are reduced and the unessential attributes are eliminated, thus the simplest rules are achieved and applied to make accurate diagnosis. The representation of shearer diagnosis rules obtained from decision table is presented in this paper.