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A deadlock control algorithm using control transitions for flexible manufacturing systems modelling with Petri nets
Shaoyong, Li; Chunrun, Zhao
刊名International Journal of Systems Science
2020-04-03
卷号51期号:5页码:771-785
关键词Flexible manufacturing systems Linear programming Control place Controlled system Deadlock marking Deadlock prevention policy Linear programming problem Number of state Reachability graphs Sequence number
ISSN号00207721
DOI10.1080/00207721.2020.1737268
英文摘要This paper develops a concept of control transition equation (CTE) and the corresponding deadlock control algorithm (DCA) using control transitions (CTs) to eliminate deadlocks in Petri nets. By analysing the reachability graph (RG) of an original net (Formula presented.) with deadlocks, this DCA firstly find all deadlock markings (DMs) and then the corresponding CTs are solved on the basis of the proposed CTE. Secondly, a linear programming problem that can minimise the number of CTs is applied to these CTs. In addition, in order to furtherly simplify the structure of these CTs, the reconstruction of the necessarily added CTs is performed by a circulating sequence number method. Finally, a live controlled system (Formula presented.) with the simpler structure is obtained by adding the desired CTs to (Formula presented.), which can reach the same number of states as the original plant model (Formula presented.), i. e. live maximally reachable number. The proposed DCA is different from deadlock prevention policies using control places (CPs) in most existing literature and whose correctness and efficiency are verified via the theoretical analysis and the relevant several examples. © 2020, © 2020 Informa UK Limited, trading as Taylor & Francis Group.
WOS研究方向Automation & Control Systems ; Computer Science ; Operations Research & Management Science
语种英语
出版者Taylor and Francis Ltd.
WOS记录号WOS:000526470700001
内容类型期刊论文
源URL[http://ir.lut.edu.cn/handle/2XXMBERH/150713]  
专题土木工程学院
作者单位School of Civil Engineering, Lanzhou University of Technology, Lanzhou, China
推荐引用方式
GB/T 7714
Shaoyong, Li,Chunrun, Zhao. A deadlock control algorithm using control transitions for flexible manufacturing systems modelling with Petri nets[J]. International Journal of Systems Science,2020,51(5):771-785.
APA Shaoyong, Li,&Chunrun, Zhao.(2020).A deadlock control algorithm using control transitions for flexible manufacturing systems modelling with Petri nets.International Journal of Systems Science,51(5),771-785.
MLA Shaoyong, Li,et al."A deadlock control algorithm using control transitions for flexible manufacturing systems modelling with Petri nets".International Journal of Systems Science 51.5(2020):771-785.
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