| 摘要 |
PROBLEM TO BE SOLVED: To provide a power supply device and an emergency power source provision system for suppressing unauthorized use and mischief to a power source at normal times so as to constantly supply power at emergency times due to blackout or disaster.SOLUTION: When a power supply device 10 does not detect power supply from a commercial power system 30 due to blackout, disaster, or an accident, the emergency power source provision system supplies power from an accumulator battery 15 in the own device 10, a solar battery 40, or an accumulator battery 51 in an electric vehicle 50 to a locker device 20. The locker device 20 provides the supplied power to the outside as a power source by a receptacle hole or a plug installed in the own device 20. |
