文档介绍：多电源电力系统多目标优化调度研究摘要随着人们生活水平的提高,人们用电量逐渐增加,而工业的快速发展则加剧了用电需求与电力供应之间的矛盾。我国以火力发电为主体的发电模式,存在环境污染及能源供不应求等诸多问题,因此如何合理利用现有的发电能源,在减少煤炭能源消耗的同时降低氮氧化物的排放量具有极其重要的现实意义。我国发电模式在不断发展过程中已由简单模式逐渐转为复杂,其发电形式主要由水电、火电、风电和核电组成。本文从水电能源、火电能源、风电能源和核电资源的运行特性及输出功率特性着手,以水电站的出力最大、火电厂的氮氧化物排放量和煤耗量最少为目标建立多目标优化模型, 对含有风电场的多电源电力系统进行优化调度研究。针对含有风电场的多电源电力系统多目标优化调度问题,本文采用加权法进行模型的转换,应用层次分析法权衡多目标之间的权重,选用自适应粒子群算法对模型进行求解。以一个含有100台风电机组构成的风电场、 4个水电站、10个火电厂和1个核电站构成的多电源电力系统为例进行算例分析,得出各种电源的机组出力、火电机组的氮氧化物排放量及耗用的煤炭总量,并对所得结果进行分析总结,证明了模型的正确性和可行性。关键词:多电源电力系统改进自适应粒子群层次分析法多目标优化 THE OPTIMIZATION SCHEDULING OF THE SYSTEM WITH SOURCES ABSTRACT It’S true that the electricityconsumption isincreasing because of theimprovement ofthepeople’sliving standards,and the issuebetween the electric power demand andpower supply is intensified considering the high-speed development of the exists varied problems in environmental Pollution andthepower shortage because thermalpower station ispredominant inelectricityindustry in our country,therefore,it is of great practicalsignificance for US toreduce coalconsumption andminimize the nitrogen oxideemissionwith reasonable ways ofpower generation· Inthedevelopment ofenergy industry,the sources ofpower generation plicating,which posed ofhydroelectricpower station、thermalpower 删on、 wind farms and nuclear power plants. Based onoperating characteristicsand output characteristics ofthe electricalenergy,this paper builds optimal operation Model tooptimize thedispatch ofthe multi-sog/'cepower system,which includeshydroplants,thermal stations,wind nuclear power model isbuiltto decrease the abandoned the coalconsumption and minimize thenitrogen oxide emission· Aiming atsolving themulti—objective andthemulti-sourcepower system optimal operation model,which contains wind farm,it turns multi。objective problem into asingleobjective problem by means ofweighting aggregation the weight ofwhich isdetermined by analytichierarchy proc