| 摘要 |
PROBLEM TO BE SOLVED: To purchase and store electric power during a low price and sell it during a high price in an electric power transaction market in which the electric power price fluctuates in the elapse of time. SOLUTION: The electric power price in the electric power transaction market is received at a real time through the Internet by a purchase will determining device 1, the purchase amount and the purchase time of the electric power are determined according to prescribed purchase algorithm, contacted to the electric power transaction market, the purchase charge of a determined purchase electric energy part is transmitted from an electronic payment device 5 to the electric power transaction market, a receiving control device 2 receives the determined purchase electric energy, and stored to a storage device 6. In addition, the electric power price is also received by a selling will determining device 4 at the real time in the electric power transaction market, the selling amount and the selling time of the electric power are determined according to prescribed algorithm, contacted to the electric power transaction market, the electric power selling charge of the determined selling electric energy part is received by the electronic payment device 5 from the electric power transaction market, and a power transmission control device 3 transmits the selling electric energy to the electric power transaction market. |
