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Author:

严爱军 (严爱军.) | 任跃 (任跃.)

Indexed by:

incoPat zhihuiya

Abstract:

本发明公开了一种罗茨风机的故障诊断方法,涉及旋转机械故障诊断技术领域,包括以下步骤:(1)根据罗茨风机运行过程的历史数据建立故障案例库;(2)基于互信息方法的特征选择并分配权重;(3)获取风机当前运行数据并将其与源案例合并进行归一化处理;(4)通过案例检索模型计算风机当前运行数据与源案例的相似度并检索出相似案例;(5)根据KNN算法得到风机的运行状态;(6)将风机当前运行数据及状态构成一条案例存储至故障案例库,供下次诊断求解;(7)重复上述的步骤(3)~步骤(6),以实现罗茨风机的故障诊断过程。

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Patent Info :

Type: 发明申请

Patent No.: CN202010233726.5

Filing Date: 2020-03-30

Publication Date: 2020-07-03

Pub. No.: CN111365239A

Applicants: 北京工业大学

Legal Status: 撤回-视为撤回

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 3

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