四显示自动闭塞通过信号机在TDCS/CTC采集电路中存在的问题及改进  

Problems and Improvement of Acquisition Circuit of Section Signal in TDCS/CTC System with Four-aspect Automatic Block

作　　者：李家庆 Li Jiaqing

机构地区：[1]中国铁路沈阳局集团有限公司沈阳电务段

出　　处：《铁道通信信号》2019年第4期32-34,共3页Railway Signalling & Communication

摘　　要：对目前四显示自动闭塞TDCS/CTC系统中,区间信号机点灯采集电路进行深入研究,并结合现场故障处理,发现该电路存在的不足,通过分析问题产生原因,找出解决方案,确保了联锁关系的绝对正确。In-depth research is made to the lighting acquisition circuit of the section signal in existing TDCS/CTC system with four-aspect automatic block. According to on-site faults, the defects of the circuit are found out. Through analyzing the causes of the faults, solutions are to ensure absolute correctness of interlocking relationship.

关 键 词：四显示自动闭塞 区间信号机 断丝报警 

分 类 号：U284[交通运输工程—交通信息工程及控制]