POWER SUPPLY-DEMAND CONTROL DEVICE

To provide a power supply-demand control device which can allocate area requiring power (AR) to respective power generating units based on profitability without impairing controllability.SOLUTION: In a power supply-demand control system 1, a power supply-demand control device 2 comprises: an AR calculation unit 24 which calculates area requiring power based on at least one of a frequency change amount and an interconnection tidal current change amount of a power system 9a to which power is supplied by a plurality of power generating units 91; an AR smoothing unit 25 which performs frequency resolution to the area requiring power (AR) calculated by the AR calculation unit; and an AR allocation unit 26 which calculates power generation target values for each of the plurality of power generating units based on the area requiring power (AR) to which the frequency resolution is performed by the AR smoothing unit, The AR allocation unit calculates the power generation target values of the plurality of power generating units by controllability allocation for calculating a control amount based on controllability allocation and profitability for calculating a control amount based on profitability.SELECTED DRAWING: Figure 1 【課題】制御性を損なわずに、経済性に基づき地域要求電力（ＡＲ）を、各発電設備に配分することができる電力需給制御装置を提供する。【解決手段】電力需給制御システム１において、電力需給制御装置２は、複数の発電設備９１により電力が供給される電力系統９ａの、周波数変化量、連系潮流電力変化量の少なくとも一方に基づき地域要求電力（ＡＲ）を算出するＡＲ算出部２４と、ＡＲ算出部により算出された地域要求電力（ＡＲ）を周波数分解するＡＲ平滑部２５と、ＡＲ平滑部により周波数分解された地域要求電力（ＡＲ）に基づき、複数の発電設備ごとの発電目標値を算出するＡＲ配分部２６と、を備える。ＡＲ配分部は、制御性に基づき制御量の算出を行う制御性配分、経済性に基づき制御量の算出を行う経済性配分により複数の発電設備の発電目標値を算出する。【選択図】図１