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

Claim 9:
10. A vehicle management computer that manages 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 computer comprising:
a processor programmed to:
acquire information relating to a charging facility that supplies electric power to the charge-discharge device when a reservation for the first vehicle is received that includes at least a use time from a user's terminal device, and acquire information relating to the battery of the second vehicle, which is different from the first vehicle and which is not reserved by the user, and which is connected to the first vehicle via the charge-discharge device, to determine whether the vehicle reservation received from the user is possible,
determine 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, and
send a command to the charge-discharge device to charge the battery of the first vehicle using the electric power related to 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.