Cloud-Based Fault Tolerant Control for a DC Motor System

The fault tolerant control problem for a DC motor system is investigated in a cloud environment. Packet dropout phenomenon introduced by the limited-capacity communication channel is considered. Actuator faults are taken into consideration and fault diagnosis and fault tolerant control methods towar...

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Main Authors: Xiao He, Yamei Ju, Yang Liu, Bangcheng Zhang
Format: Article
Language:English
Published: Wiley 2017-01-01
Series:Journal of Control Science and Engineering
Online Access:http://dx.doi.org/10.1155/2017/5670849
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author Xiao He
Yamei Ju
Yang Liu
Bangcheng Zhang
author_facet Xiao He
Yamei Ju
Yang Liu
Bangcheng Zhang
author_sort Xiao He
collection DOAJ
description The fault tolerant control problem for a DC motor system is investigated in a cloud environment. Packet dropout phenomenon introduced by the limited-capacity communication channel is considered. Actuator faults are taken into consideration and fault diagnosis and fault tolerant control methods towards actuator faults are proposed to enhance the reliability of the whole cloud-based DC motor system. The fault diagnosis unit is then established with purpose of obtaining fault information. When the actuator fault is detected by comparing the residual signal with a predefined threshold, a residual matching approach is utilized to locate the fault. The fault can be further estimated by a least-squares filter. Based on the fault estimation, a fault tolerant controller is designed to guarantee the stability as well as the control performance of the DC motor system. Simulation result on a DC motor system shows the efficiency of the fault tolerant control method proposed in this paper.
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institution Kabale University
issn 1687-5249
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publishDate 2017-01-01
publisher Wiley
record_format Article
series Journal of Control Science and Engineering
spelling doaj-art-b09a1e3587da48368da286132cad60b02025-02-03T01:01:00ZengWileyJournal of Control Science and Engineering1687-52491687-52572017-01-01201710.1155/2017/56708495670849Cloud-Based Fault Tolerant Control for a DC Motor SystemXiao He0Yamei Ju1Yang Liu2Bangcheng Zhang3Department of Automation, TNList, Tsinghua University, Beijing 100084, ChinaSchool of Mechatronic Engineering, Changchun University of Technology, Jilin 130012, ChinaCollege of Electrical Engineering and Automation, Shandong University of Science and Technology, Qingdao 266590, ChinaSchool of Mechatronic Engineering, Changchun University of Technology, Jilin 130012, ChinaThe fault tolerant control problem for a DC motor system is investigated in a cloud environment. Packet dropout phenomenon introduced by the limited-capacity communication channel is considered. Actuator faults are taken into consideration and fault diagnosis and fault tolerant control methods towards actuator faults are proposed to enhance the reliability of the whole cloud-based DC motor system. The fault diagnosis unit is then established with purpose of obtaining fault information. When the actuator fault is detected by comparing the residual signal with a predefined threshold, a residual matching approach is utilized to locate the fault. The fault can be further estimated by a least-squares filter. Based on the fault estimation, a fault tolerant controller is designed to guarantee the stability as well as the control performance of the DC motor system. Simulation result on a DC motor system shows the efficiency of the fault tolerant control method proposed in this paper.http://dx.doi.org/10.1155/2017/5670849
spellingShingle Xiao He
Yamei Ju
Yang Liu
Bangcheng Zhang
Cloud-Based Fault Tolerant Control for a DC Motor System
Journal of Control Science and Engineering
title Cloud-Based Fault Tolerant Control for a DC Motor System
title_full Cloud-Based Fault Tolerant Control for a DC Motor System
title_fullStr Cloud-Based Fault Tolerant Control for a DC Motor System
title_full_unstemmed Cloud-Based Fault Tolerant Control for a DC Motor System
title_short Cloud-Based Fault Tolerant Control for a DC Motor System
title_sort cloud based fault tolerant control for a dc motor system
url http://dx.doi.org/10.1155/2017/5670849
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AT yameiju cloudbasedfaulttolerantcontrolforadcmotorsystem
AT yangliu cloudbasedfaulttolerantcontrolforadcmotorsystem
AT bangchengzhang cloudbasedfaulttolerantcontrolforadcmotorsystem