Modular supervisory control of discrete-event systems based on state tree structures

被引:0
作者
Gan, Yong-Mei [1 ]
Chao, Wu-Jie [1 ]
Wang, Zhao-An [1 ]
机构
[1] School of Electrical Engineering, Xi'an Jiaotong University
来源
Zidonghua Xuebao/Acta Automatica Sinica | 2013年 / 39卷 / 07期
关键词
Coordinator; Discrete-event systems; Modular supervisory control; Predicate; State tree structures (STS);
D O I
10.3724/SP.J.1004.2013.01018
中图分类号
学科分类号
摘要
Modular supervisory control of discrete-event systems based on state tree structures (STS) is studied. The plant is modeled as a state tree structure and the specification is given as a predicate. Assuming this specification can be decomposed into the conjunction of subspecifications, we synthesize optimal nonblocking sub-supervisor for each subspecification. The behavior of the plant under the control of these sub-supervisors meets the requirements of the specification and is nonblocking and optimal. We determine conditions under which it is possible to synthesize the optimal control in a modular fashion. When the closed-loop system is blocking, we introduce a coordinator to solve it and give the method of synthesizing the coordinator. Copyright © 2013 Acta Automatica Sinica. All rights reserved.
引用
收藏
页码:1018 / 1026
页数:8
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