基于核函数-Wiener过程的轧辊非线性退化建模与剩余寿命预测

王汉禹, 陈震, 周笛, 陈兆祥, 潘尔顺

Nonlinear Degradation Modeling and Residual Life Prediction for Rollers Based on Kernel-based Wiener Process

WANG Hanyu, CHEN Zhen, ZHOU Di, CHEN Zhaoxiang, PAN Ershun

表2 轧辊部分原始数据展示

Tab.2 Raw data of rollers

轧辊编号 上机时间 下机时间 生产量/t 轧制距离/km 轧辊直径/mm 1580I1 2017-12-27T15:04 2017-12-27T17:36 1016 4.863 825.92 1580I2 2017-12-27T20:27 2017-12-27T22:42 739 4.803 825.92 1580I2 2017-12-28T1:04 2017-12-28T4:34 1427 6.588 825.83 1580I2 2017-12-28T12:26 2017-12-28T17:48 2570 14.504 825.83 1580I2 2017-12-29T10:32 2017-12-29T17:25 2360 14.013 825. 83