Intelligent power distribution system and method for dual-gun direct-current charging pile of electric bus
A technology of DC charging piles and intelligent distribution, which is applied in the direction of electric vehicle charging technology, electric vehicles, charging stations, etc. It can solve the problem of charging electric buses that are not suitable for large capacity, can not realize the charging of the same vehicle with two guns, and has no power Distribution method and other issues to achieve the effect of reducing the number of contactors, improving charging efficiency, simplifying layout and wiring
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[0050] The technical solution of the present invention will be described in detail below in conjunction with the drawings.
[0051] See figure 1 As shown, the electric bus double-gun DC charging pile power intelligent distribution system of this embodiment includes
[0052] AC contactor 1, charging controller for determining the minimum number of charging units that need to be invested and determining the priority gun 2, fixed charging module 3, assignable charging module 4, DC contactor module 5, used for controlling the DC contactor The motion control module 6 of the switch, the switching value acquisition module 7, the switch for controlling the charging unit switch and the power distribution module 8 for determining the on-off of each DC contactor according to the charging requirements of the first gun 9 and the second gun 10, the first gun 9. The second gun 10, the vehicle charging demand acquisition module 21 for collecting the charging requirements and priority chargin...
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