| 摘要 |
The present invention relates to a method and a system to provide a differential charge service of electrical bills when charging an electric vehicle and, more specifically, to an electrical bills differential charge service providing method and a system to perform the service. The electrical bills differential charge service providing method prevents electrical bills for charging an electric vehicle from being charged by informing a Korea electric power corporation server that the electric vehicle is charged for the corresponding electricity usage when charging the electric vehicle at a charging station in a public place such as a mart. The present invention enables a differential charge when charging an electric vehicle by informing a Korean electric power corporation server that electricity is used for charging the electric vehicle by sensing that the electricity is used for charging the electric vehicle when charging the electric vehicle by using a general electric outlet in a public place such as a mart and, furthermore, facilitates the use of an electric vehicle to improve environment. |
