摘要
对ZPW-2000A自动闭塞区段四线制改变运行方向电路改变方向后区间红光带的状态进行全面分析,提出更加合理的故障安全改进思路,提高自动闭塞反方向电路的安全性。
The paper analyzes the state of the section red light strip when the four line direction-changing circuit （reverse direction circuit for short） changes direction in the ZPW-2000A automatic block section, puts forward the more reasonable and advanced fail-safe mind, so as to enhance the safety of the automatic block reverse direction circuit.
出处
《铁路通信信号工程技术》
2008年第4期39-41,共3页
Railway Signalling & Communication Engineering
