简析长沙南站枢纽信号系统特殊点设置

Setting Special Points for Signal Systems in Changsha South Station

以长沙南站枢纽为例,主要介绍长沙南站联锁、列控、CTC等信号系统特殊点设置情况,并分析其设置原因及方案优缺点。杭长客专引入长沙南站后,为解决部分武广遗留现场问题、减小施工安全风险、确保行车安全,信号系统依据特殊情况突破设计常规、考虑安全风险及行车效率等因素,设置信号系统特殊点。

Changsha south station is an junction station, the paper takes Changsha south station as an example to introduce the situation of setting interlocking, train control and CTC systems at some special points in the station after Hang-Chang passenger dedicated line is connected to Changsha south station, and analyzes the reasons and the advantages and disadvantages of the setting solution. The special points are set considering safety risks and operation efficiency and designed without adopting conventional methods, in order to solve the problem left in construction of Wu-Guang line, reduce the construction safety risk and to ensure operation safety of the junction station.