A peak-cut control device comprises: a difference power calculation unit 13 for obtaining the difference power between a planned power production and a projected power demand; and a peak-cut amount calculation unit 14 for obtaining the peak-cut amount for ...

An instantaneous response component representing the actual amount of power generation by a wind-driven electricity generator (1) is detected, and a charge/discharge control section (14) controls charge and discharge of a storage battery (4) according to v...

When power management processing is started (S101), it is determined whether setting of calculation of a power generation output upper limit target candidate value is automatic or manual (S102). When it is not automatic calculation, the power generation ou...