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详细介绍了城市铁路试验线直流供电系统的组成,并针对系统逻辑控制及保护进行分析与论证,从而解决了四个变电站同时或分别向三条大型试验线提供不同种类电压的技术难题,最大限度满足了城市铁路机车车辆调试需要。
This paper introduces the composition of DC power supply system of urban railway test line in detail, analyzes and verifies the system logic control and protection, and solves the technical problems that four substations provide different kinds of voltage to three large test lines at the same time or separately to the maximum extent The city railway locomotive vehicle debugging needs.