| 摘要 |
<p>An energy event recording apparatus (102) is mounted on each of a plurality of equipment installed at a business facility. When a change in the amount of the flow or stock of energy is detected in the apparatus mounted, each of a plurality of the energy event recording apparatuses (102) records journal information, which associates the amount of change to a debit side item and a credit side item, respectively, and notifies an energy management server (104) of the journal information. The energy management server 104 calculates pieces of journal information conveyed from a plurality of recording apparatuses (102), respectively, based on the debit side item and the credit side item.</p> |
