| 摘要 |
PROBLEM TO BE SOLVED: To provide a method and a system of circulated use of a battery, in which the charge of battery can be performed without installing a special charging facility such as a charging station for charging the battery, by which popularization electric vehicles can be realized. SOLUTION: A consumed battery 1A that has been consumed by an electric vehicle such as a lightweight truck 2 is recovered, and the recovered consumed battery 1A is mounted on a large-size lorry 4 and charged during travel of the large-sized lorry 4, and the charged battery 1B is mounted on the electric vehicle again to be reused.
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