| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a power supply system capable of ensuring reliability by stably feeding power while discarding discretionary determination of the owner of a storage battery by integrally managing the ownership of each of a plurality of batteries in feeding power to a power system from a PHEV (plug-in hybrid car) etc. <P>SOLUTION: The system in which a plurality of on-vehicle storage batteries supply power to a power system is provided with: a plurality of charging/discharging means connected to the power system and connectable to the on-vehicle storage batteries; a means for identifying on-vehicle storage batteries connected to the charging/discharging means; a means for measuring the charging/discharging amount; a means for calculating the total power fed from the power feeding source and determining sufficiency or deficiency of power feeding; a means for identifying an on-vehicle storage battery depending on the sufficiency and deficiency, stopping or starting power feeding and stabilizing the power feeding; a means for measuring the usage amount per on-vehicle storage battery in non-connection to the charging/discharging means; and a proce calculating means for calculating an amount to be paid to the owners of the on-vehicle batteries in accordance with the power feeding amount and calculating an amount billed to a car owner in accordance with the usage amount. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
