POWER SUPPLY SYSTEM, RESIDENCE, AND PROGRAM

摘要

PROBLEM TO BE SOLVED: To provide an electric power supply system in which generation of extra electric power is reduced when a user is out.

SOLUTION: The electric power supply system to supply electric power to a load installed at a residence is provided with a fuel cell to supply electric power to the load, and a power generation control part to reduce amount of power generation of the fuel cell in the case a key installed at the door of the residence is locked from the outside of the residence. Furthermore, in the case a prescribed time has passed after the key is locked from the outside of the residence, it is preferable to reduce the amount of power generation of the fuel cell.

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