Dynamic Non-Gaussian hybrid serial modeling for industrial process monitoring
Li S(李帅)1,2,3,4; Zhou XF(周晓锋)1,2,3; Shi HB(史海波)1,2,3; Pan FC(潘福成)1,2,3
刊名Chemometrics and Intelligent Laboratory Systems
2021
卷号216页码:1-15
关键词Bayesian inference Dynamic non-Gaussian hybrid serial modeling Hybrid serial similarity factor Multivariate non-Gaussianity evaluation Process monitoring
ISSN号0169-7439
产权排序1
英文摘要

Process monitoring has been widely used for fault detection and performance supervision in modern industrial processes. Nevertheless, hybrid characteristics including Gaussianity, non-Gaussianity and dynamic usually coexist in process variables, which brings new challenge to obtain satisfactory monitoring performance. Aiming at the hybrid characteristics problem, this paper proposes a dynamic non-Gaussian hybrid serial modeling method for industrial process monitoring. First, a multivariate non-Gaussianity evaluation method is utilized to divide industrial process variables into the Gaussian variable subspace and the non-Gaussian variable subspace. Afterwards considering the hybrid characteristics including Gaussianity, non-Gaussianity and dynamic at information level, a dynamic principal component analysis (DPCA)-dynamic independent component analysis (DICA)-based hybrid serial modeling method is presented for analyzing simultaneously the dynamic Gaussian and non-Gaussian information in each variable subspace. Subsequently, the final monitoring results are obtained using Bayesian inference and the DPCA-DICA-based hybrid serial similarity factor is proposed for fault identification. Unlike the existing methods, the proposed method analyzes simultaneously the Gaussianity, non-Gaussianity and dynamic at different levels of variable and information for improving performance. The case studies including a numerical system, the Tennessee Eastman process and a practical industrial process demonstrate its feasibility and effectiveness.

资助项目Natural Science Foundation of Liaoning Province, China[2019-MS-344]
WOS关键词INDEPENDENT COMPONENT ANALYSIS ; FAULT-DETECTION ; BAYESIAN METHOD ; ICA-PCA ; DIAGNOSIS ; DIVISION
WOS研究方向Automation & Control Systems ; Chemistry ; Computer Science ; Instruments & Instrumentation ; Mathematics
语种英语
WOS记录号WOS:000693429200005
资助机构Natural Science Foundation of Liaoning Province, China (2019-MS-344).
内容类型期刊论文
源URL[http://ir.sia.cn/handle/173321/29319]  
专题沈阳自动化研究所_数字工厂研究室
通讯作者Li S(李帅); Zhou XF(周晓锋)
作者单位1.Institutes for Robotics and Intelligent Manufacturing, Chinese Academy of Sciences, Shenyang 110169, China
2.Shenyang Institute of Automation, Chinese Academy of Sciences, Shenyang 110016, China
3.Key Laboratory of Networked Control Systems, Chinese Academy of Sciences, Shenyang 110016, China
4.University of Chinese Academy of Sciences, Beijing 100049, China
推荐引用方式
GB/T 7714
Li S,Zhou XF,Shi HB,et al. Dynamic Non-Gaussian hybrid serial modeling for industrial process monitoring[J]. Chemometrics and Intelligent Laboratory Systems,2021,216:1-15.
APA Li S,Zhou XF,Shi HB,&Pan FC.(2021).Dynamic Non-Gaussian hybrid serial modeling for industrial process monitoring.Chemometrics and Intelligent Laboratory Systems,216,1-15.
MLA Li S,et al."Dynamic Non-Gaussian hybrid serial modeling for industrial process monitoring".Chemometrics and Intelligent Laboratory Systems 216(2021):1-15.
个性服务
查看访问统计
相关权益政策
暂无数据
收藏/分享
所有评论 (0)
暂无评论
 

除非特别说明,本系统中所有内容都受版权保护,并保留所有权利。


©版权所有 ©2017 CSpace - Powered by CSpace