万吨组合列车综合试验分布式测试系统开发

Development of distributed test system for 10 000-ton combination train test

文章分析了万吨组合列车综合试验的测试需求,详细介绍了该分布式测试系统的各个组成部分:基于GPRS的无线数字通讯网络、基于GPS的时钟同步方法、主控子系统、机车测试子系统、货车测试子系统的主要功能、技术优势、设计思路和硬件/软件实现方案。

The article analyzes the requirements of 10 000-ton combination train＇s online test. It also specifies the functions, technological advantages, design ideas and implementations （both hardware and software） of the distributed test system＇s main components. These components include the wireless network based on GPRS, time synchronization based on GPS, the subsystem for master control, the subsystem for locomotives and the subsystem for freight wagons.