Patent ID: 11880786
Assignee: NISSAN MOTOR CO., LTD.
Field: IT methods for management (Electrical engineering)
Classification: CPC G  B  Y | IPC B  G

Claim 10:
11. A vehicle management method for managing a plurality of vehicles each being provided with a battery, and a charge-discharge device for charging and discharging the batteries, the plurality of vehicles including a first vehicle and a second vehicle, the vehicle management method comprising:
acquiring, by a vehicle management computer, information, when a reservation for the first vehicle is received that includes at least a use time from a user's terminal device, which is related to a charging facility that supplies electric power to the charge-discharge device, and information which is related to the battery of the second vehicle, which is different from the first vehicle and which is not reserved by the user, and which battery is connected to the first vehicle via the charge-discharge device, to determine whether the vehicle reservation received from the user is possible,
determining, by the vehicle management computer, which is less expensive, a first cost associated with charging the battery of the first vehicle using electric power supplied from the charging facility, or a second cost associated with charging the battery of the first vehicle using electric power that is discharged from the battery of the second vehicle, based on the information relating to the charging facility and the information relating to the battery of the second vehicle,
sending, by the vehicle management computer, a command to the charge-discharge device to charge the battery of the first vehicle using the electric power associated with the less expensive of the first cost and the second cost, the second cost being determined based on a cost of charging the battery of the second vehicle at a previous time, and
charging, by the charge-discharge device, the battery of the first vehicle using the electric power related to the less expensive of the first cost and the second cost.