The invention provides a charging control system and method of an electric automobile charging station. The charging control system of the electric automobile charging station comprises a photovoltaic generating apparatus, an energy storage apparatus, a first direct current bus, and a rapid charging area, the rapid charging area comprises rapid charging piles and a rapid charging control mechanism electrically connected with the rapid charging piles, the rapid charging control mechanism is electrically connected with the photovoltaic generating apparatus and the energy storage apparatus, the photovoltaic generating apparatus is electrically connected with the first direct current bus through a first transformer, the energy storage apparatus is electrically connected with the first direct current bus through a second transformer, and the first direct current bus is electrically connected with the rapid charging piles. According to the technical scheme, the influence of rapid access of electric automobiles on a power distribution network can be reduced, the charging efficiency of the electric automobiles in the rapid charging area is improved, and the voltage of the first direct current bus is stabilized.