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获取电力系统的整体最大经济效益是电力系统的三大运行目标之一。经济调度是实现这一目标的重要途经，是电力系统调度部门的一项重要任务。开展经济调度的经济效益，根据国内外一些电力系统的测算，能节省能耗或降低成本达总耗量的0．5％1.5％。如华北的京津唐电网，由于开展了
Obtaining the overall maximum economic efficiency of the power system is one of the three major operational goals of the power system. Economic dispatch is an important way to achieve this goal and is an important task for the power system dispatch department. The economic benefits of carrying out economic dispatching are based on the calculation of some domestic and foreign power systems, which can save energy or reduce costs by 0.5% of the total consumption of 1.5%. Such as the northern part of the Beijing-Tianjin-Tangshan Power Grid, due to the