| 摘要 |
PROBLEM TO BE SOLVED: To incite a person to agreeably economize power for power saving.SOLUTION: In a stored power collection system 11, each of power storage devices 2-1 to 2-(N+1) stores generated power, supplies the stored power to the outside, and memorizes identification information set to its own device. A stored power collection device 3 stores power supplied from the power storage device in a state connected to the power storage device, supplies the stored power to the outside, and reads out the identification information stored in the power storage device in the state connected to the power storage device, and also detects an amount of stored power which is supplied from the power storage device and stored, then memorizes the read identification information and the detected amount of stored power in association. |
