| 摘要 |
<P>PROBLEM TO BE SOLVED: To improve the efficiency of using solar light, in an electricity supply system. <P>SOLUTION: In a control system 1, among respective home electric appliances included in a home-electric-appliance group 40, a home controller 10 at least obtains power consumption of the respective home electric appliances. The home controller 10 also obtains electric power generation information from a power conditioner 30. In addition, the home controller 10 estimates consumption of electric power of electric appliances other than a water heater 50 during a predetermined period, and on the basis of the consumption, the water heater 50 estimates a hot water amount which can be supplied to a particular device. <P>COPYRIGHT: (C)2012,JPO&INPIT |
