高渗透率下大电网应对微网接入的策略

撖奥洋1,邓星1,文明浩1,李惠宇2,陈晓燕3(1.,430074;2./,210003;3./(),430074):分析了高渗透率微网接入对大电网的安全稳定性电能质量调度运行等方面的影响从大电网与微网的作用机理优化规划运行策略继电保护及电能交易模式等方面进行研究探讨,明确微网大规模接入电力系统后给大电网带来的关键问题,提出大电网应对微网接入策略的框架结构和主要研究内容:大电网;微网;运行控制;保护;规划设计;交易模式收稿日期:20090927国家电网公司科技项目微网技术体系研究0,(microgrid),,,,,(DG),,,,1(DR),,,,,[15],,[6],,[710],,,[1114]:,,DG;,,[1517],,,,2,,,,21,!78!3412010110Vol.34No.1Jan.10,2010,,,,[18],,,,[1,3,19],,DG,,,,[2021],DG,2:2,;,,:;;,,22DR,,,,,,,,:1),,,,2),,,,,,,,,,,3),,,,;,,,,,,4),,,,,,,,,,5),DR,//,,,,!79!∀!!!∀,,,,,,23[22],,,,,,[23],,;DR,,,,;,,;,DR,;,,;,,,,,,,,,6:;;;;;24,,,,,,(DG),,:1)DR,2:,DR:,crowbar;,,,,,,,,DR,,2),DR,,,,,,DR,,!80!2010,34(1),,DR,,3),,,DR,DR,,,,DR,DR25,,:,DG,,,,DG;,,2,,:1),,,,,2),,;,,,,,3),,;,,,,,,4),,,5),,,,:,,,,,,3,,,,,,[2426],,,,,,#IEEE1547∃,DR,,DR,[2728]DR,,,!81!∀!!!∀,,,4,,,,,[1].[D].:,2006.[2].[D].:,2004.[3],,..,2009,24(1):2530.ZHANGJiajia,CHENJinfu,FANRongqi.Investigationoftheinfluenceofmicrogridshighlargepenetrationratiosonpowernetworkstability.JournalofElectricPowerScienceandTechnology,2009,24(1):2530.[4]KASHEMMA,LEDWICHG.Distributedgenerationasvoltagesupportforsinglewireearthreturnsystems.IEEETransonPowerDelivery,2004,19(3):10021011.[5]..,1999,23(21):17.YUYixin.Reviewonvoltagestabilitystudies.AutomationofElectricPowerSystems,1999,23(21):17.[6].[D].:,2007.[7],,,..,2009,21(2):3541.ZHANGJietan,CHENGHaozhong,HUANGWei,etal.Reviewofgenerationexpansionplanningforpowersystemwithwindfarms.ProceedingsoftheCSUEPSA,2009,21(2):3541.[8],..,2004,16(6):59.WANGMin,DINGMing.Distributionnetworkplanningincludingdistributedgeneration.ProceedingsoftheCSUEPSA,2004,16(6):59.[9],,,..,2008,32(22):1215.OUYANGWu,CHENGHaozhong,ZHANGXiubin,etal.DistributionnetworkplanningconsideringDGforpeakshaving.AutomationofElectricPowerSystems,2008,32(22):1215.[10],,,..,2005,17(1):5358.WANGZhiqun,ZHUShouzhen,ZHOUShuangxi,etal.Studyonlocationandpenetrationofdistributedgenerations.ProceedingsoftheCSUEPSA,2005,17(1):5358.[11],,,..,2008,32(1):9397.HUANGWei,LEIJinyong,XIAXiang,etal.Influenceofdistributedgenerationonphasetophaseshortcircuitprotectionindistributionnetwork.AutomationofElectricPowerSystems,2007,32(1):9397.[12],,..,2007,5(11):68.PANGJianye,XIAXiaobin,FANGMu.Impactofdistributedgenerationtorelayprotectionofdistributionsystem.Relay,2007,35(11):68.[13],,,..,2006,34(3):1519.WANGXizhou,CHENXin,LUOLong,etal.Researchonthecoordinationofdistributedgenerationanddistributionsystemprotection.Relay,2006,34(3):1519.[14],,..,2008,32(20):5055.LINXia,LUYuping,WANGLianhe.Newcurrentprotectionschemeconsideringdistributedgenerationimpact.AutomationofElectricPowerSystems,2008,32(20):5055.[15],..,2009,33(2):1519.WEILing,YANGMinghao.Impactofintentionalislandingofdistributedgenerationsoncostofdistributioncompanyinelectricitymarket.AutomationofElectricPowerSystems,2009,33(2):1519.[16],,,..,2008,32(10):8690.TUYouqing,WUZhengqiu,HUANGQingyun,etal.Contributionfactorbasednetworklossallocationfordistributionnetworkcontainingdistributedpowergeneration.PowerSystemTechnology,2008,32(10):8690.[17],,,..,2006,39(9):3235.LUOXin,ZHANGLizi,LICaihua.Studyonthepowermarketmodeofrenewableenergy.ElectricPower,2006,39(9):3235.[18],..,2008,23(1):812.WANGChengshan,LIPeng.Theoryandmethodologyofpowersystemsimulationincludingdistributedgenerationunits.JournalofElectricPowerScienceandTechnology,2008,23(1):812.[19]JENKINSN,STRBACG.Impactofembeddedgenerationondistributionsystemvoltagestability//IEEColloquiumonVoltageCollapse,April24,1997,London,UK:9/19/4.[20],,,..,2007,31(12):5054.ZHANGDuxi,XUXianghai,YANGLi,etal.Theimpactofdistributedgeneratorsondistributionnetworkovervoltage.!82!2010,34(1)AutomationofElectricPowerSystems,2007,31(12):5054.[21]DAIChengsong,BAGHZOUZY.ImpactofdistributedgenerationonvoltageregulationbyLTCtransformer//Proceedingsof200411thInternationalConferenceonHarmonicsandQualityofPower,September1215,2004,LakePlacid,NewYork,NY,USA:770773.[22]MARNAYC,BAILEYOC.TheCERTSmicrogridandthefutureofthemicrogrid[EB/OL].[20061101].[23],,,..,2007,31(19):100107.LUZongxiang,WANGCaixia,MINYong,etal.Overviewonmicrogridresearch.AutomationofElectricPowerSystems,2007,31(19):100107.[24]IEEEStd1547!2003.Standardforinterconnectingdistributedresourceswithelectricpowersystems.2003.[25]IEEEStd1547.2!2008.ApplicationguideforIEEEstandardforinterconnectingdistributedresourceswithelectricpowersystems.2008.[26]ABBEYChad.IEEEP1547.4draftguidelineonDRislandsystemsoverview[EB/OL].[20090805].[27]GB20046!2006.(PV).2006.[28]GB19963!2005..2005.撖奥洋(1980!),男,通信作者,博士研究生,主要研究方向:分布式发电系统的运行控制,风力发电的保护与运行Email:[e-mail]邓星(1984!),男,博士研究生,主要研究方向:微网的保护与控制,智能电网的稳暂态分析文明浩(1973!),男,副教授,主要研究方向:电力系统继电保护与控制StrategyofLargePowerSystemCopingwithAccessionofMicrogridwithHighPenetrationHANAoyang1,DENGXing1,WENMinghao1,LIHuiyu2,CHENXiaoyan3(1.HuazhongUniversityofScienceandTechnology,Wuhan430074,China;2.StateGridElectricPowerResearchInstitute,Nanjing210003,China;3.StateGridElectricPowerResearchInstitute(Wuhan),Wuhan430074,China)Abstract:Theimpactofmicrogridaccessionwithh