Electric vehicle charging control system, electric vehicle charging control method, server, and smart meter

摘要

PROBLEM TO BE SOLVED: To reduce the charging cost of an electric vehicle by taking electricity charges at various time zones into consideration, respectively.SOLUTION: The charge control system of the electric vehicle 10 is constituted of a server 100 comprising a scheduler 110 for generating the information of a time zone row by sorting the time zones up to the arrival of the desired time of charge completion in the ascending order of electricity charges, and storing the sorted information in a memory 101, and a schedule notification part 111 which transmits the information of the time zone row to an address of a consumer as charge start scheduled time information 225, and the smart meter 200 having a charge management part 210 which detects the arrival of a start time and an end time for the time zones indicated by the charge start scheduled time information 225 received form the server 100 in order from the one with the earliest arrival time, and transmits a charge start command matching the start time and a charge end command matching the end time to a charging device 300.