COMPUTER, ELECTRIC POWER SYSTEM, BATTERY SYSTEM, ELECTRIC POWER CONTROL METHOD AND PROGRAM

To perform supply and demand control of an electric power system by utilizing secondary batteries.SOLUTION: A computer according to an embodiment comprises: a detection unit that detects a frequency change amount (ΔF) and a linkage line trend change amount (ΔPT) in an electric power system being connected to a regulated power supply including electric generators, in which electric power output can be adjustable, and secondary batteries; a setting unit that sets an accommodated power amount (P0); an acquisition unit that acquires a natural energy power generation electric power value by means of a natural energy power generation facility which is arranged in parallel with the electric power system; a calculation unit that calculates area request electric power (AR) using the frequency change amount (ΔF), the linkage line trend change amount (ΔPT), the accommodated power amount (P0) and the natural energy power generation electric power value; a smoothing unit that smooths the area request amount (AR); and a distribution unit that calculates control target values of the regulated power supply by performing distribution according to merit order, correspondingly to the smoothed area request amount (AR).SELECTED DRAWING: Figure 1 【課題】蓄電池を活用して電力系統の需給制御を行う。【解決手段】実施形態の計算機は、電力出力の調整が可能な発電機、蓄電池を含む調整電源が接続された電力系統において周波数変化量（ΔＦ）と連系線潮流変化量（ΔＰＴ）を検出する検出部と、融通電力量（Ｐ０）を設定する設定部と、前記電力系統と並列に配置された自然エネルギー発電設備による自然エネルギー発電電力値を取得する取得部と、前記周波数変化量（ΔＦ）と前記連系線潮流変化量（ΔＰＴ）と前記融通電力量（Ｐ０）と前記自然エネルギー発電電力値とを用いて地域要求電力（ＡＲ）を算出する算出部と、前記地域要求量（ＡＲ）を平滑化する平滑部と、平滑化された前記地域要求量（ＡＲ）に応じて、メリットオーダーにしたがって配分することで前記調整電源の制御目標値を算出する配分部と、を備える。【選択図】図１