HEAT SOURCE CONTROL DEVICE AND HEAT SOURCE CONTROL PROGRAM

To improve captive consumption rate of power generated by a photovoltaic power generation device.SOLUTION: A heat source control device comprises: a surplus power prediction value calculation part calculating surplus power prediction value on the basis of photovoltaic power generation amount prediction value and power consumption prediction value; a driving pattern candidate calculation part calculating a plurality of candidates for a heat source driving pattern on the basis of the surplus power prediction value calculated by the surplus power prediction value calculation par; room temperature prediction value, in-room time zone prediction value, and heat insulation performance of a building or heat accumulating performance of a building; a sold/purchased power balance calculation part which calculates sold/purchased power balance based on sold power price of electric power and purchased power price of commercial power with respect to the respective plurality of driving pattern candidates calculated by the driving pattern candidate calculation part; a driving pattern selection part which selects a driving pattern to be used for driving a heat source from the plurality of driving pattern candidates on the basis of the sold/purchased power balance calculated by the sold/purchased power balance calculation part; and an output part which outputs a driving pattern selected by the driving pattern selection part to a driving device of the heat source.SELECTED DRAWING: Figure 3 【課題】太陽光発電装置によって発電された電力の自家消費率を向上させる。【解決手段】熱源制御装置は、太陽光発電量予測値と、消費電力予測値とに基づいて、余剰電力予測値を算出する余剰電力予測値算出部と、余剰電力予測値算出部が算出する余剰電力予測値と、室温予測値と、在室時間帯予測値と、建物の断熱性能又は建物の蓄熱性能とに基づいて、熱源の駆動パターンの候補を複数算出する駆動パターン候補算出部と、電力の売電価格と、商用電力の買電価格とに基づく売買電収支を、駆動パターン候補算出部が算出する複数の駆動パターンの候補のそれぞれについて算出する売買電収支算出部と、売買電収支算出部が算出する売買電収支に基づいて、複数の駆動パターンの候補のなかから、熱源の駆動に用いられる駆動パターンを選択する駆動パターン選択部と、駆動パターン選択部が選択した駆動パターンを、熱源の駆動装置に出力する出力部とを備える。【選択図】図３