Signal equipment fault diagnosis method and diagnosis system

The embodiment of the invention provides a signal equipment fault diagnosis method and fault diagnosis system, and belongs to the technical field of rail traffic. The diagnosis method comprises the steps that railway operation data is acquired in real time; simulation calculation is conducted according to the railway operation data and an interlocking table; and the signal equipment fault reason is determined according to a result of simulation calculation and the acquired railway operation data. According to the technical scheme, the signal equipment fault reason can be quickly and accuratelydetermined, the working efficiency is improved, and the interference to railway transportation by faulty signal equipment is reduced. 本发明实施例提供种信号设备故障诊断方法及故障诊断系统，属于轨道交通技术领域。所述诊断方法包括：实时获取铁路运行数据；根据所述铁路运行数据和联锁表进行仿真运算；以及根据所述仿真运算的结果和所获取的铁路运行数据，确定信号设备故障原因。通过本发明的技术方案，可以快速且准确地确定信号设备故障原因，提高工作效率，减少故障的信号设备对铁路运输的干扰。