| 摘要 |
<P>PROBLEM TO BE SOLVED: To solve a problem wherein in a conventional display device, informing a user about the operating state itself of a cogeneration system through information by light is taken into consideration but informing the user about the state of electric power consumption by the user in terms of energy saving during power generating operation of the cogeneration system is not considered. <P>SOLUTION: This display device includes a light display 103 displaying a state where electric power consumption of electric power load is larger than rated electric power generation amount of a cogeneration device 201 during power generating operation of a cogeneration system 200 in a first display pattern. <P>COPYRIGHT: (C)2011,JPO&INPIT |
