沈阳地铁1号线电客车辅助电源系统过电压故障的分析及对策

Discussion and Countermeasures about Overvoltage Failure of The Auxiliary Power Supply System Of Shenyang Metro Line 1

沈阳地铁在电客车运营过程中频繁发生辅助电源系统过电压故障,通过从辅助电源系统的原理方面分析故障原因,并通过从车况、线路、载客量、行车组织、信号控车以及接触网空载网压等多个方面进行深入分析探讨,得出相应的解决途径,从而提高服务质量,保障车辆正常运营。

Overvoltage failure of the auxiliary power supply system at Shenyang Metro Station occurs frequently in the process of operating.This paper analysis the cause of the problem from the aspects of the principle in auxiliary power supply system,and discusses several aspects through the railway vehicle situation,line,capacity,traffic organization,signal control and no-load grid voltage in depth analysis.The corresponding solutions are achieved to improve the service quality and ensure the normal operation of the vehicles.