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author:

Cheng, Ruijun (Cheng, Ruijun.) [1] | Zhou, Jin (Zhou, Jin.) [2] | Chen, Dewang (Chen, Dewang.) [3] | Song, Yongduan (Song, Yongduan.) [4]

Indexed by:

EI

Abstract:

This paper presents a parameter analysis method to solve the parameter uncertainty problem for hybrid system and explore the correlation of key parameters for distributed control system. For improving the reusability of control model, the proposed approach provides the support for obtaining the constraint sets of all uncertain parameters in the abstract linear hybrid automata (LHA) model when satisfying the safety requirements of the train control system. Then, in order to solve the state space explosion problem, the online verification method is proposed to monitor the operating status of high-speed trains online because of the real-time property of the train control system. Furthermore, we construct the LHA formal models of train tracking model and movement authority (MA) generation process as cases to illustrate the effectiveness and efficiency of the proposed method. In the first case, we obtain the constraint sets of uncertain parameters to avoid collision between trains. In the second case, the correlation of position report cycle and MA generation cycle is analyzed under both the normal and the abnormal condition influenced by packet-loss factor. Finally, considering stochastic characterization of time distributions and real-time feature of moving block control system, the transient probabilities of wireless communication process are obtained by stochastic time petri nets. © 2015 Elsevier Ltd

Keyword:

Automata theory Distributed parameter control systems Explosions Hybrid systems Petri nets Probability distributions Railroad cars Railroads Railroad transportation Reusability Robots Stochastic systems Uncertainty analysis

Community:

  • [ 1 ] [Cheng, Ruijun]State Key Laboratory of Rail Traffic Control and Safety, Beijing Jiaotong University, Beijing; 100044, China
  • [ 2 ] [Zhou, Jin]School of Information Science and Engineering, Jinan University, Shandong; 250022, China
  • [ 3 ] [Chen, Dewang]College of Mathematics and Computer Science, Fuzhou University, Fuzhou; 350116, China
  • [ 4 ] [Song, Yongduan]State Key Laboratory of Rail Traffic Control and Safety, Beijing Jiaotong University, Beijing; 100044, China

Reprint 's Address:

  • [chen, dewang]college of mathematics and computer science, fuzhou university, fuzhou; 350116, china

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Source :

Reliability Engineering and System Safety

ISSN: 0951-8320

Year: 2016

Volume: 145

Page: 169-182

3 . 1 5 3

JCR@2016

9 . 4 0 0

JCR@2023

ESI HC Threshold:177

JCR Journal Grade:1

CAS Journal Grade:2

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 2

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