| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide: a power demand forecast device, method and system which can perform highly precise power demand forecast; and a power failure detection system. <P>SOLUTION: A power demand forecast device includes: an absence detection section adapted to detect whether a consumer is absent in a building; and a power demand forecast section adapted to forecast a power demand on a forecasted date and time in future on the basis of an absence detection result obtained by the absence detection section. <P>COPYRIGHT: (C)2013,JPO&INPIT |
