Flexible direct current traction power supply system based on energy router and control architecture thereof

The invention discloses a flexible direct-current traction power supply system based on energy routers and a control framework thereof, and belongs to the field of direct-current traction power supply systems, the flexible direct-current traction power supply system comprises a plurality of traction stations and an external power supply connected with the traction stations, a locomotive is connected with the traction stations through a contact network, and the traction stations comprise the energy routers. The energy router comprises at least three ports, the first port is connected with an external power supply through a traction station alternating current bus, the second port is connected with a contact network through a traction bus, and the other ports are connected with one or more of photovoltaic, wind power, energy storage, a direct current load and an alternating current load. According to the scheme, the defects of an existing direct-current traction power supply system adopting a diode rectifier un