华北电力大学（北京）硕士学位论文基于动态规划法地级电力企业购网电量的分配姓名：赵文博申请学位级别：硕士专业：电力系统及其自动化指导教师：鲍海20050301华北电力大学硕士学位论文摘要内部模拟电力市场下，电力企业的生产经营活动是在保证安全的同时，以利润为中心，市场为导向。购网电量的分配是内部模拟电力市场下电量交易和电力企业经营指标预测面临的关键问题。本文采用局部加密动态规划法对购网电量进行优化分配。该算法灵活有效地解决了当约束中出现非连续变量时一般优化方法难以解决地问题。与传统的动态规划算法相比，该算法在计算速度和精度方面都有较大提高，也可以用于解决电力系统经济运行和规划等问题。关键词:电力市场，动态规划，局部加密动态规划，购网电量ABSTRACTUndertheenvironmentofinsidesimulationpower，ontheconditionofkeepingproductionandmanagementsecurity，itisfocusingonthebenefitsandleadingbymarket.ThedistributionofpurchasingenergyfromnetworkisfacedwithcrucialproblemforelectricenergytransactionundertheenvironmentofinsidesimulationpowerandtheforecastingofelectriceconomicindexesThepaperdistributesthepurchasingenergyfromnetworkwithlocalrefinedmethoddynamicprogramming.Themethodsolvesthedifficultyifsolvingitbygeneralmethodbecausetheexistingofdiscretevariables,anditiseffectiveandpractical.Comparedwiththetraditionaldynamicprogrammingmethod,theproposedmethodhassomeadvantages,suchasfastcalculatingseedandhighprecision.ItcanalsobeappliedtotheplanningandeconomicoperationinpowersystemZhaoWenbo(ElectricalEngineeringanditsAutomation)DirectedbyProfBaoHaiKeyword:PowerMarket,dynamicprogramming,localrefinedmethoddynamicprogramming,PurchasingEnergyfromNetwork华北电力大学硕士学位论文摘要内部模拟电力市场下，电力企业的生产经营活动是在保证安全的同时，以利润为中心，市场为导向。购网电量的分配是内部模拟电力市场下电量交易和电力企业经营指标预测面临的关键问题。本文采用局部加密动态规划法对购网电量进行优化分配。该算法灵活有效地解决了当约束中出现非连续变量时一般优化方法难以解决地问题。与传统的动态规划算法相比，该算法在计算速度和精度方面都有较大提高，也可以用于解决电力系统经济运行和规划等问题。关键词:电力市场，动态规划，局部加密动态规划，购网电量ABSTRACTUndertheenvironmentofinsidesimulationpower，ontheconditionofkeepingproductionandmanagementsecurity，itisfocusingonthebenefitsandleadingbymarket.ThedistributionofpurchasingenergyfromnetworkisfacedwithcrucialproblemforelectricenergytransactionundertheenvironmentofinsidesimulationpowerandtheforecastingofelectriceconomicindexesThepaperdistributesthepurchasingenergyfromnetworkwithlocalrefinedmethoddynamicprogramming.Themethodsolvesthedifficultyifsolvingi