CPC H02J 9/06 (2013.01) [B60R 16/033 (2013.01); H02J 7/0031 (2013.01); H02J 7/0063 (2013.01); H02J 9/002 (2013.01)] | 14 Claims |
1. A backup power-supply system comprising:
a detector configured to detect an abnormality of a power supply configured to supply electric power to a plurality of loads;
a power storage unit configured to supply electric power to the plurality of loads when the detector detects the abnormality of the power supply; and
a controller configured to
monitor a remaining electric energy remaining in the power storage unit, and
when the remaining electric energy of the power storage unit is smaller than a threshold electric energy, impose a limitation on the plurality of loads to which the power storage unit supplies the electric power.
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