JZXC-480轨道电路叠加ZPW-2000A四线制站内电码化传输特性分析及其问题解决方案  

Analysis and Solution of Coding Transmission Characteristics in Jzxc-480 Track Circuit Overlapped ZPW-2000A Four Wire System Station

作　　者：李振武 Li Zhenwu

机构地区：[1]中国铁路沈阳局集团有限公司电务部,沈阳110011

出　　处：《铁路通信信号工程技术》2021年第S01期62-65,共4页Railway Signalling & Communication Engineering

摘　　要：JZXC-480轨道电路叠加ZPW-2000A四线制站内电码化传输过程中,只有设备器材达标,设备调整匹配,电气特性达标,两根钢轨对地绝缘和漏泄平衡,补偿电容容值合理,才能很好地传输移频信号。在使用过程中要不断完善传输性能,消除传输安全隐患,才能保证本线机车可靠接收信息,同时防止对邻线产生超标干扰。In order to achieve suffi cient transmission of shit-frequency signal in the process of ZPW-2000A four-wire type station coding overlays JZXC-480 track circuits,it is critical to ensure that all equipment and devices comply with standards and are fully adjusted,electrical characteristics meet requirements,insulation and leakage between two rails and earth reach balance state,and all compensation capacitance values fall within normal range.In routine working and maintenance,it is necessary to continuously improve the transmission performance and eliminate the risks of transmission safety in order to ensure that the onboard equipment receive information reliably and prevent excessive interference to adjacent lines.

关 键 词：JZXC-480叠加ZPW-2000A电码化 传输性能 综合分析 解决方案 

分 类 号：U284.2[交通运输工程—交通信息工程及控制]