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时间:2019-11-22
《基于峰谷分时电价机制的节能发电调度优化模型》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、第23卷第1期运筹与管理Vol.23,No.12014年2月OPERATIONSRESEARCHANDMANAGEMENTSCIENCEFeb.2014基于峰谷分时电价机制的节能发电调度优化模型11211谭忠富, 宋艺航, 李效臻, 张会娟, 安建强(1.华北电力大学经济与管理学院,北京102206;2.广东电力设计研究院,广东广州510663)摘要:为减少能源消耗,电力工业在发电侧推行节能发电调度,而在用电侧则施行需求侧管理。事实上,发电侧与用电侧可以通过联合优化实现更好的节能效果。峰谷分时电价将改变原有系统负荷的分布,发电侧机组发电调度的安排将随之改变,发电煤耗水平也将相应地变
2、动。有鉴于此,首先分别构建了需求侧峰谷分时电价响应分析模型以及发电侧节能发电调度的机组组合模型;其次,为了实现分时电价响应向机组煤耗效益的传递,以机组发电煤耗与启停煤耗最少为目标构建了需求侧与发电侧的联合优化模型;最后,通过算例分析发掘模型的节能效益,借助GAMS求解上述模型,优化结果表明分时电价的优化将有助于改进发电侧的节能调度效果,同时将实现一定的环境效益。关键词:节能发电调度;峰谷分时电价;机组组合;联合优化中图分类号:F407.61 文章标识码:A文章编号:1007-3221(2014)01-0101-07Energy-SavingGenerationDispatchi
3、ngOptimizationModelBasedonTime-of-UsePriceMechanism11211TANZhong-fu,SONGYi-hang,LIXiao-zhen,ZHANGHui-juan,ANJian-qiang(1.SchoolofEconomicsandManagement,NorthChinaElectricPowerUniversity,Beijing102206,China;2.GuangdongElectricPowerDesignInstitute,Guangzhou510663,China)Abstract:Toreduceenergycon
4、sumptioninpowerindustry,energysavinggenerationdispatchingiscarriedoutonthegenerationside,andDSMisimplementedontheuserside.Infact,jointoptimizationofthegenerationsideandusersidecouldachievebetterenergysavingeffect.WiththeimplementationofTime-of-Use(TOU)price,theoriginalsystemloaddistributionpat
5、ternwillbechanged,dispatchingallocationofpowergenerationunitsinpowergenerationsidewillbechanged,andcoalconsumptionlevelofpowergenerationwillalsovary.Consideringaboverelationshipbetweensystemloadandcoalconsumption,demandresponseanalysismodelaboutTOUpriceinpowerdemandsideandunitcommitmentmodelof
6、energy-savinggenerationdispatchinginpowergenerationsideareestablished.TorealizetheimpacttransferofTOUpricetounitcoalconsumption,inte-gratedoptimizationmodelofpowergenerationsideandpowerdemandsideisconstructed,withobjectivefunctionofminimizingthecoalconsumptionofunitoperation,start-upandshut-do
7、wn.Finally,theenergysavingbenefitoftheoptimizationmodelisshowedbyacasestudy,andthesimulationanalysisusinggeneralalgebraicmodelingsystem(GAMS)showsthatTOUpriceoptimizationwillhelptoimprovetheeffectofenergy-savingdispatchinginpowergenerat
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