| 摘要 |
<P>PROBLEM TO BE SOLVED: To select a plurality of equipment installed in a house, and to compare running cost in each the selected equipment. <P>SOLUTION: Heat load data are generated by a geographical condition of the house and a kind related to a heat insulation property, the plurality of heat source equipment including a water heater or an air conditioner installed in the house are selected in parallel, presence/absence of the air conditioning or area of a room inside the house is selected, energy consumption of the heat source equipment in a prescribed period is generated on the basis of a selected internal configuration of the house and the generated heat load data, charge data are generated on the basis of the energy consumption about each the heat source equipment selected in parallel, and charges for a plurality of heat source systems are compared. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
