Fecha de publicación: 20/06/2024 Fuente: Wipo "BigData" A big data based central control charging system according to the present includes an electric vehicle charging unit which charges an electric vehicle using a plurality of charging modules; and a central control unit which collects state-of-charge data by performing the communication with the electric vehicle, by means of the electric vehicle charging unit, the central control unit converts state-of-charge data received from the electric vehicle, by means of the electric vehicle charging unit into big data, extracts a feature item for every electric vehicle model and a data value of the feature item by analyzing and learning the big data of the state-of-charge data, builds or updates a vehicle model identification model for identifying the electric vehicle model based on the extracted feature item and the feature item data value.