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Robust fault diagnosis for non-Gaussian stochastic systems based on the rational square-root approximation model | |
Yao Lina1; Wang Hong2,3 | |
发表期刊 | SCIENCE IN CHINA SERIES F-INFORMATION SCIENCES |
2008-09-01 | |
卷号 | 51期号:9页码:1281-1290 |
文章类型 | Article |
摘要 | The task of robust fault detection and diagnosis of stochastic distribution control (SDC) systems with uncertainties is to use the measured input and the system output PDFs to still obtain possible faults information of the system. Using the rational square-root B-spline model to represent the dynamics between the output PDF and the input, in this paper, a robust nonlinear adaptive observer-based fault diagnosis algorithm is presented to diagnose the fault in the dynamic part of such systems with model uncertainties. When certain conditions are satisfied, the weight vector of the rational square-root B-spline model proves to be bounded. Convergency analysis is performed for the error dynamic system raised from robust fault detection and fault diagnosis phase. Computer simulations are given to demonstrate the effectiveness of the proposed algorithm. |
关键词 | Sdc Systems Output Probability Density Functions (Pdfs) Robust Fault Detection And Diagnosis Rational Square-root B-spline Functions |
WOS标题词 | Science & Technology ; Technology |
关键词[WOS] | OUTPUT PDFS ; DISTRIBUTIONS ; FILTERS |
收录类别 | SCI |
语种 | 英语 |
WOS研究方向 | Computer Science |
WOS类目 | Computer Science, Information Systems |
WOS记录号 | WOS:000258286200008 |
引用统计 | |
文献类型 | 期刊论文 |
条目标识符 | http://ir.ia.ac.cn/handle/173211/9591 |
专题 | 09年以前成果 |
作者单位 | 1.Zhengzhou Univ, Sch Elect Engn, Zhengzhou 450001, Peoples R China 2.Univ Manchester, Control Syst Ctr, Manchester M60 1QD, Lancs, England 3.Chinese Acad Sci, Inst Automat, Beijing 100080, Peoples R China |
推荐引用方式 GB/T 7714 | Yao Lina,Wang Hong. Robust fault diagnosis for non-Gaussian stochastic systems based on the rational square-root approximation model[J]. SCIENCE IN CHINA SERIES F-INFORMATION SCIENCES,2008,51(9):1281-1290. |
APA | Yao Lina,&Wang Hong.(2008).Robust fault diagnosis for non-Gaussian stochastic systems based on the rational square-root approximation model.SCIENCE IN CHINA SERIES F-INFORMATION SCIENCES,51(9),1281-1290. |
MLA | Yao Lina,et al."Robust fault diagnosis for non-Gaussian stochastic systems based on the rational square-root approximation model".SCIENCE IN CHINA SERIES F-INFORMATION SCIENCES 51.9(2008):1281-1290. |
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