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Fault Diagnosis Method of Aviation-engine Lubrication System Based on Virtual Instrument and Fuzzy SVM
Author(s): 
Pages: 90-95
Year: Issue:  3
Journal: Lubrication Engineering

Keyword:  虚拟仪器模糊支持向量机润滑系统故障诊断;
Abstract: 利用虚拟仪器技术实现基于模糊支持向量机的航空发动机润滑系统故障诊断.通过对润滑油油液中磨损元素进行光谱识别与分析,提取故障诊断所需的特征参数作为支持向量机的学习样本,使用ActiveX技术在LabVIEW中调用MATLAB.m文件,完成对润滑系统的故障诊断,并比较了基于BP神经网络的诊断方法与模糊SVM故障诊断方法的诊断结果.结果表明:模糊SVM方法在故障诊断速度和诊断准确性方面都具有明显优势,其...
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