Study on the Influence on Power Quality by Electric Vehicles Charging Equipment

This paper analyzes the characteristics of charging mode and charging time of the electric vehicles,influence of large electric vehicles charging equipment on power quality,puts forward some opinions for tackling harmonic pollution by EV charging station.In order to ensure the power grid safety,we must set up market access mechanism of charging equipment,which is connected to the power grid,and reduce the impact of charging equipment on power grid.