POWER TRANSACTION SYSTEM AND METHOD FOR CONTROLLING THE POWER TRANSACTION SYSTEM

摘要

PROBLEM TO BE SOLVED: To provide a power transaction system and a method for controlling the power transaction system capable of resolving a feeling of unfairness caused by difference of power generation quantity of solar power generation devices which are distributed power generation devices when transactions of surplus electricity in a multiple dwelling house or an area where the solar power generation devices are installed.

SOLUTION: The power transaction system includes: the solar power generation device 6 provided to each of a plurality of houses 1; a power generation quantity measurement part 7 provided to each of the plurality of houses 1 to measure the power generation quantity of the solar power generation device 6 for every house; a first average electric energy calculation part 21 which calculates an average value of the power generation quantity per unit area using the power generation quantity measured by each of the plurality of power generation quantity measurement parts 7; a first power coefficient calculation part 22 which calculates a power coefficient which is ratio between the power generation quantity measured by the power generation quantity measurement part 7 and the average value calculated by the first average power generation quantity calculation part 21 for every house; and a power price adjustment part 23 which adjusts transaction prices using the power coefficient calculated by the first power coefficient calculation part 22 when power is transacted among the plurality of houses 1.

COPYRIGHT: (C)2011,JPO&INPIT