POWER FEEDING DEVICE AND POWER FEEDING METHOD

摘要

A power feeding device for feeding external power to a vehicle is provided with a power source unit (250) for feeding power to a vehicle and a control device (240) for controlling the power source unit. The control device acquires information pertaining to the power reception efficiency of the vehicle to which power is fed and determines a power reception efficiency range and a price corresponding to the acquired information from among multiple power reception efficiency ranges and various prices set corresponding to each power reception efficiency range. Preferably the power feeding device is also provided with a power transmitting unit (220) for receiving the power from the power source unit and for transmitting the power to the vehicle without making contact.