计算机科学 ›› 2009, Vol. 36 ›› Issue (4): 250-253.

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基于Petri网的RGVs系统中环路死锁研究

  

  • 出版日期:2018-11-16 发布日期:2018-11-16
  • 基金资助:
    本文得到厦门大学985二期信息创新平台项目资助.

  • Online:2018-11-16 Published:2018-11-16

摘要: 为实现自动小车存取系统的实时控制,基于双重着色赋时Petri网(Colored Timed Petri Nets,CTPN)构建了RGVs系统(Rail—Guided Vehicles system,RGVs)的动态模型。同时为了提高RGVs系统的存储效率,对RGV小车采用基于最短路径的调度策略。并针对RGVs系统的临界状态即将发生环路(环路链)死锁的状况,提出了一种死锁预防的方法。最后基于VC.NET验证其有效性。

关键词: 自动小车存取系统 RGVs系统 环路死锁 Petri网

Abstract: In order to implement the real time control of the Rail-Guided Vehicles systems, a deadlock control modeling method via Dual Colored Timed Petri Nets was proposed. Moreover, the scheduling strategy for the RGVs system based on shortest path method was add

Key words: Autonomous vehicle storage and retrieval systems, Rail-guided vehicles systems, Cycle-deadlock, Petri nets

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