李宏坤   

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Language:English

Paper Publications

Title of Paper:往复式压缩机故障信息模糊二元树诊断方法研究

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Date of Publication:2008-05-15

Journal:大连理工大学学报

Included Journals:EI、PKU、ISTIC、CSCD

Volume:48

Issue:3

Page Number:383-386

ISSN No.:1000-8608

Key Words:局域波;故障诊断;模糊二元树;路径强度

Abstract:结合图论理论和局域波理论,提出了一种基于模糊图的往复式压缩机故障诊断方法.首先将往复式压缩机故障信号进行局域波时频处理,根据系统的故障状态-特征表,找出最大故障信息量特征群.基于图论理论建立最大故障信息量模糊图,通过对模糊图的分析,找出可以进行匹配的路径信息量最大的部件.该方法应用于某往复式压缩机故障诊断中,具有一定的工程实用性.

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