| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an energy management system capable of recognizing the advance or retreat of energy saving activities. <P>SOLUTION: In the energy management system for measuring and displaying the using amount of energy such as electricity, gas and city water, setting a target value from the measured energy using amount in the past and displaying it, an energy saving achievement degree is calculated from the energy using amount to the target value, the increase rate of the energy saving achievement degree is obtained for one year (step S11), the average of the increase rate is calculated (step S12), the average increase rate is evaluated in several stages and display is performed (step S15). <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
