站内移频电码化存在问题的探讨

A Discussion on the Problems of Code Frequency Shift Existed in Railway Station

本文针对25Hz相敏轨道电路叠加移频信号在向机车发送信息方面存在的问题，进行现场调查分析，并采取相应技术措施，确保地面发送信息的正确性，对行车安全起到了积极的作用。

By listing out the problem of wrong signals 25Hz phase -sensitive track circuit sends to the locomotives, this paper introduces how to avoid the problem and guarantee the train to work safely by investigating the existing problems and adopting some related techniques.