RECHARGEABLE BATTERY SURPLUS CAPABILITY BORROWING METHOD, POWER SYSTEM OPERATION METHOD, POWER OPERATION SYSTEM, CONSUMER SIDE CONTROLLER, PROGRAM USED FOR CONSUMER SIDE CONTROLLER, SYSTEM SIDE CONTROLLER AND PROGRAM USED FOR SYSTEM SIDE CONTROLLER

摘要

PROBLEM TO BE SOLVED: To provide a rechargeable battery surplus capability borrowing method by which a power system operator borrows surplus capability of a rechargeable battery without interference with a utilization schedule of a consumer side rechargeable battery.SOLUTION: A rechargeable battery surplus capability borrowing method sets surplus capability of a rechargeable battery capable of being lent by a consumer, a time zone and a price at the time of lending. A power system operator determines the surplus capability to be borrowed and the time zone on the basis of price information. A consumer side rechargeable battery is charged and discharged with compensating electric energy for compensating electric energy charged and discharged in accordance with instructions from the power system operator within a determined period of time. The power system operator calculates the electric energy used and pays the consumer the price.