自动闭塞方向电路微机化研究  

The Research of Micro-computerizing Trend in Automatic Block

作　　者：吴伟锴[1] 何涛[1] 叶一彪[1] 

机构地区：[1]兰州交通大学光电技术与智能控制教育部重点实验室,兰州硕士研究生730070

出　　处：《铁道通信信号》2010年第10期24-27,共4页Railway Signalling & Communication

摘　　要：根据二线制区间自动闭塞改变方向电路控制原理,对方向电路的微机化方案进行了研究,详细阐述了微机化方向电路的软硬件设计,并给出了程序流程图。微机化方向电路在硬件上和软件上的设计都遵循了故障-安全原则,方向电路实现微机化后,可靠性和安全性得到了显著提高。测试表明,系统完全满足技术指标要求,可在铁路现场试用。Based on the control principle of direction changing circuit of two-wire section automatic block,the authors made a study on micro-computerizing scheme of the direction circuit,expounded its hardware and software design,and gave a program flow chart.This micro-computerized direction circuit follows the fail-safe principle in hardware and software design and gained substantial improvements both in reliability and security.It was demonstrated through testing that the circuit fully meets the need of technical parameters and can be applied in railway field.

关 键 词：自动闭塞 计算机技术 改方电路 故障-安全 

分 类 号：U284.43[交通运输工程—交通信息工程及控制]