【摘要】 文章以Petri网理论为基础,构建了煤矿井下皮带机顺序控制系统的网络模型,并根据皮带机控制系统的设计要求,分析了控制模型的组织结构和行为特征。利用该模型对皮带机控制系统的设计进行了探讨,并得到符合控制要求的逻辑规则表达式。更多还原

【Abstract】 Based on the theory of Petri nets,a network model of the sequence control system of belt conveyors used in coal mines is constructed.The structure and behavior characters of the control model according with the design requirements are analyzed.Using this model the scheme of the control system of belt conveyors is discussed and the logic rule expression that meets control requirements is gained.更多还原