摘要:根据现场总线通信系统的特点，讨论了系统可以采用的资源管理模式，并利用随机petri 网理论，对不同资源管理模式分别进行了性能分析。提出了系统可以采用的性能最优的资源管理模式。关键词现场总线资源共享随机petri 网马尔可夫链Abstract According to the characteristics of fieldbus communication systems，the adoptable resource management schemes for the systems are discussed and the performance of different resource management schemes are analyzed by using the theory of stochastic Petri nets. The resource management scheme with optimal performance adopted by the system is proposed.Keywords Fieldbus Resource sharing Stochastic Petri nets Marchov chain
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