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基于信息融合和加权证据理论的故障诊断系统的研究与实践
引用本文:胡汉辉,李健,谭青. 基于信息融合和加权证据理论的故障诊断系统的研究与实践[J]. 湖南工业职业技术学院学报, 2012, 0(5): 1-3
作者姓名:胡汉辉  李健  谭青
作者单位:湖南工业职业技术学院;中南大学
基金项目:湖南省教育厅科学研究项目(项目编号:10C0115)
摘    要:为了较全面地获得设备的故障状态信息,增加故障诊断的可信度,考虑故障诊断过程中不同故障特征对特定故障的贡献率,提出了加权证据理论的多故障特征信息融合的故障诊断方法,建立了多故障特征信息融合诊断模型。经实验表明,该方法能有效提高故障诊断的准确性并且具有较好的实用性。

关 键 词:信息融合  加权证据  故障特征  融合诊断

Research and Practice of Fault Diagnosis System based on Information Fusion and Weighted Evidence Theory
HU Han-hui,LI Jian,TAN Qing. Research and Practice of Fault Diagnosis System based on Information Fusion and Weighted Evidence Theory[J]. Journal of Hunan Industry Polytechnic, 2012, 0(5): 1-3
Authors:HU Han-hui  LI Jian  TAN Qing
Affiliation:1.Hunan Industry Polytechnic,Changsha 410208,Hunan;2.Central South University,Changsha 410083,Hunan)
Abstract:In order to obtain more comprehensive equipment fault state information and increase the credibility of the fault diagnosis, fauh diagnosis method of fauh feature information fusion based on weighted evidence theory was proposed by considering the contribution of special fault of different fault feature. A model of information fusion for fault features diagnosis is put forward. The results show:this method can effectively improve the accuracy of the fault diagnosis and has better practicability.
Keywords:information fusion  weighted evidence  fault features  fusion diagnosis
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