非线性状态监测数据下的磨损定位与状态识别

Translated title of the contribution: Wear localization and identification under nonlinear condition monitoring data

Shu Fa Yan, Biao Ma, Chang Song Zheng*, Jian Wen Chen, Hui Zhu Li

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

4 Citations (Scopus)

Abstract

A new wear localization and state identification method of mechanical transmission system is proposed based on improved Principal Component Analysis (PCA) and cluster analysis, which considers the data nonlinearity and outliers. The nonlinear and robust improvement of the PCA is realized by nonlinear mapping and fuzzy set theory. Moreover, a nonlinear data discrimination method is proposed based on principal component clustering. Finally, a case study for power shift steering transmission is conducted. The results demonstrate that the proposed method is superior to the method without considering the nonlinear data and outliers, and it can effectively improve the accuracy of wear localization and state identification.

Translated title of the contributionWear localization and identification under nonlinear condition monitoring data
Original languageChinese (Traditional)
Pages (from-to)359-365
Number of pages7
JournalJilin Daxue Xuebao (Gongxueban)/Journal of Jilin University (Engineering and Technology Edition)
Volume49
Issue number2
DOIs
Publication statusPublished - 1 Mar 2019

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