基于网络拓扑的地铁列车控制电路仿真研究

Simulation Research on Metro Train Control Circuit Based on Network Topology

[目的]为满足地铁司机和维保人员在地铁控制电路原理学习方面的培训需求,针对地铁控制电路耦合度高、控制逻辑复杂等问题,设计了一套地铁列车控制电路仿真系统。[方法]介绍了地铁列车控制电路仿真系统的总体结构;建立了地铁列车控制电路逻辑控制模型;基于深度优先的通路搜索算法搜索网络拓扑图中的所有有效通路,建立节点、支路、有效通路与元件状态的数学关系,并配合继电器联动控制建立逻辑控制模型;以上海轨道交通15号线列车控制电路为例,对所提控制电路仿真系统进行仿真测试。[结果及结论]所提控制电路仿真系统能够满足地铁司机和维保人员对于地铁控制电路原理的学习培训需求,具有一定的实用价值。

[Objective]To meet the training needs of metro drivers and maintenance personnel in studying metro control circuit principles,a MTCCS(metro train control circuit simulation system)is designed to address the issues of high coupling and complex control logic in metro control circuits.[Method]The overall structure of the MTCCS is introduced,and a logical control model of metro train control circuit is established.The depth-first path search algorithm is used to search for all valid paths in the network topology diagram,establishing the mathematical relationship between nodes,branches,valid paths and component states,and cooperating with relay linkage control to establish the logical control model.Taking the control circuit of Shanghai Rail Transit Line 15 as example,simulation testing is conducted on proposed control circuit simulation system.[Result&Conclusion]The proposed control circuit simulation system can meet the learning and training needs of metro drivers and maintenance personnel in understanding the principles of metro control circuits,posing practical value.