公开(公告)号：EP3920356A1

公开(公告)日：2021-12-08

申请号：EP20177834.7

申请日：2020-06-02

Applicant: ABB Schweiz AG

Inventor： TOMBELLI, Fabio ,  LEGA, Marco ,  BETTI, Giulio ,  ROMANO, Martino ,  PIETRANTOZZI, Enrico ,  ZENG, Lowell-Li

IPC: H02J1/10 ,  H02J7/34 ,  H02J7/00 ,  B60L53/50 ,  H02J13/00

Abstract: The present invention is concerned with an electric vehicle charging station (10), comprising an electric power interface (20), configured for receiving electrical power from an electric power source, a plurality of AC-DC-voltage converters (30), electrically supplied by the electric power source (20); wherein each AC-DC-voltage converter (30) comprises an AC-DC-power capability relating to a maximal possible AC-DC-power provided by the AC-DC-voltage converter (30), a plurality of DC-DC-voltage converters (40), electrically supplied by the plurality of AC-DC-voltage converters (30) over at least one DC-bus (50); wherein each DC-DC-voltage converter (40) comprises a DC-DC-power capability relating a possible DC-DC-power provided by the DC-DC-voltage converter (40), a plurality of charging terminals (60), configured for charging an electric vehicle (EV); wherein each DC-DC-voltage converter (40) provides electric power to one charging terminal (60), a control device (70), configured for scheduling the AC-DC-power of the plurality of AC-DC-voltage converters (30) to the plurality of DC-DC-voltage converters (40) based on a managing algorithm, and a communication channel (71), connecting the plurality of AC-DC-voltage converters (30) and the plurality of DC-DC-voltage converters (40) with the control device (70), wherein a sum of the DC-DC-capabilities of the plurality of DC-DC-voltage converters (40) is equal or higher than a sum of the AC-DC-power capabilities of the plurality of AC-DC-voltage converters (30), wherein the control device (70) is configured for determining the AC-DC-power capability of the plurality of AC-DC-voltage converters (30) and an output power, requested by the plurality of charging terminals (60) over the communication channel (71) and wherein the managing algorithm uses the determined AC-DC-power capability and the requested output power.