大型风电场建模及接入甘肃嘉酒电网仿真分析

1,1,1,2,2,1(1.,610065;2.,730000):FORTRANRX,/(PSASP/UPI)RX,PSASP(UD),33,::(PSASP);(UPI);;RX;:TM743;TM614:2009204202;:2009207202(50577044);(20070610109)0,,,,[1],,,,,,,200820124,,,,(PSASP),,PSASP11.1PSASP/UPIPSASP/UDPSASP/(UPI),PSASP/(UD)3,PSASP:F(X)=0(1):F=[f1,f2,,fn]T;X=[x1,x2,,xn]T,:F(X,S)=0(2)W(X,S)=0(3):W=[p1,p2,,pn]T,;S(LF)(UP),(2),S;(3),XLFUP,,,LFUPUDPSASP,,1.21.2.1PQ,PQ,[223]PQ,:P=12CpAv3QV2Xc-XmXcXm+XV2P2(4):Cp,;R;A6933182009925Vol.33No.18Sept.25,2009;;v;XcXm(4),PSASPUD,AA11.2.2RXPQ,[426]RX,sPFORTRANRX,PSASP/UPIRX,B1.3UD3:TdodExdt=-Ex+(x-x)I1y+2f0sTdoEyTdodEydt=-Ey+(x-x)I1x+2f0sTdoExdsdt=1Tj(1-s)(Pem-Pm)=1Tj(Mem-Mm)(5):Pem=Re(EI^1)=Mem(),I^1I1;E=Ex+jEy();I=Ix+jIy();x=x1+x2xmx2+xm();x=x1+xm();Tdo=x2+xm2f0R2,s;f0,Hz3,PSASP/UD,CC11.4,,[728],,,,,,[9210]1):S=ni=1mj=1Si,j2):P=ni=1mj=1Pi,j3):TJM=1SMnj=1TJjSj,,SjTJjj;SMTJM4):swind=rMrss1+rrs22+rM(xs+xr)2rss1x2r+rrs22+rrs2x2s+rss12(6):rsrr;xsxr;swind,(6)2,32,:,;,3,;,2.1D4,RX,,E,61;42,:1)RX,2)1,,,,79,,,C4,,,,110kV110kV803110kV,123.5kV1Table1Powerflowcalculationresultsfordifferentoutputsofwindfarms25%/()75%/()100%/()81.0466.0721.02715.0891.02118.75891.0366.3941.02215.4571.00919.327111.0064.2851.0049.2611.00212.094121.0093.8581.0038.8090.98611.627131.0124.8661.0337.6141.03213.009161.0122.9551.0047.8770.95610.6803)2,,,600MW,0%100%,136MW525MW;,,189MW505MW;,68MW212MW,38MW262MW;,228MW381MW,,,650MW,,,24Table2PowerbalanceofJiajiuareaofHexiPowerSystemunder4cases/MW/MW/MW/MW/MW391377900.4505.9212.059.0553548903.3368.768.0-90.6435422779.8345.0-37.8-227.5587559781.8189.0-261.8-381.32.2,2010(49.5MW)(49.5MW)(200.6MW)32.2.11::0s3s018PG,3s5sPG,5s12s1.2PG331Table3VoltageandslipratioofDaliang,XiangyangandChangmawindfarmsundercase1UminUmaxUs1.00311.06510.0620-0.10631.00181.06490.0631-0.10521.01141.06500.0536-0.10342::0s4s0.5PG,4s8sPG,8s12s1.5PG442Table4VoltageandslipratioofDaliang,XiangyangandChangmawindfarmsundercase2UminUmaxUs0.94961.03030.0807-0.13050.94761.03100.0834-0.12980.96131.03240.0711-0.128634:,,,,,2.2.21)(49.5MW),0.5s,PQvV6,11,,,,,,,,,,2)(200.6MW)110kV,0.5s,22,,2,,,892009,33(18),,,,1(0.5s)Fig.1Simulationresultsforthree2phaseshortcircuitlastingfor0.5secondatDaliangwindfarm2110kV(0.5s)Fig.2Simulationresultsforthree2phaseshortcircuitlastingfor0.5secondat110kVbusofChangmawindfarm2.2.31)(49.5MW),0.1s,3,,,,2)(200.6MW)110kV,0.1s,4,,,,3(0.1s)Fig.3Simulationresultsforthree2phaseshortcircuitlastingfor0.1secondatDaliangwindfarm4110kv(0.1s)Fig.4Simulationresultsforthree2phaseshortcircuitlastingfor0.1secondat110kVbusofChangmawindfarm:1)PSASP/UD,2),,3),,4)(10kV)(110kV),,99,3,,,,,,,4,:1)((SVC)(STATCOM))[11213],2)(),,3),,,,,[14215]4),,,,,,,()[1]..,2001,25(11):63268.WUJingru.ProspectsofdevelopmentandrenovationofpowersystemsinChina.PowerSystemTechnology,2001,25(11):63268.[2]WANGChengshan,MalikiGUINDO.Three2phaseunbalancedradialdistributionpowerflowanalysiswithwindfarmsconsidered.,2006,30(16):21226.WANGChengshan,GUINDOMaliki.Three2phaseunbalancedradialdistributionpowerflowanalysiswithwindfarmsconsidered.AutomationofElectricPowerSystems,2006,30(16):21226.[3],.RX.,2008,32(1):22227.XUJiao,LIXingyuan.AsimplifiedRXmodelofasynchronouswindgeneratorsandloadflowanalysis.AutomationofElectricPowerSystems,2008,32(1):22227.[4]FEIJOOAE,CIDRASJ.Modelingofwindfarmintheloadflowanalysis.IEEETransonPowerSystems,2000,15(1):1102115.[5]CHOWDHURYAA.Reliabilitymodelsforlargewindfarmsingenerationsystemplanning//ProceedingsofIEEEPowerEngineeringSocietyGeneralMeeting:Vol2,June12216,2005,SanFrancisco,CA,USA.Piscataway,NJ,USA:IEEE,2005:192621933.[6],,,.//,20061012215,.:,2006:638.[7],,,..,2004,28(7):59264.SUNJianfeng,JIAOLianwei,WUJunling,etal.Researchonmulti2machinedynamicaggregationinwindfarm.PowerSystemTechnology,2004,28(7):59264.[8],,,..,2008,26(1):21226.YANGuangxin,CHAOQin,LIUXingang,etal.DiscussionontheequivalentvalueofDFIGincludedwindfarm.RenewableEnergyResources,2008,26(1):21226.[9],,..,2006,33(1):42246.LIXianyun,CHENXiaohu,TANGGuoqing.Reviewonequivalentmodelingforlarge2scalewindpowerfield.JournalofNorthChinaElectricPowerUniversity,2006,33(1):42246.[10],,,..,2007,31(52):3302334.LOUSuhua,LIZhiheng,GAOSujie,etal.Windfarmsmodelsanditsimpactsonwindfarmsintegrationintopowersystem.PowerSystemTechnology,2007,31(52):3302334.[11],..,2005,29(6):53257.LIUTianzhang,WUXinzhen.Influencesofshuntcompensationcapacitorsonperformanceofself2excitedinductiongenerator.PowerSystemTechnology,2005,29(6):53257.[12],,,..,2006,30(15):10214.CHIYongning,WANGWeisheng,LIVYanhua,etal.Impactoflargescalewindfarmintegrationonpowersystemtransientstability.AutomationofElectricPowersystems,2006,30(15):10214.[13],,..,1997,21(9):34238.YANXiangwu,WANGRenzhou,LIUZhuo.Usingalternatingcurrentexcitinggeneratortoimprovepowersystemtransientstatestability.AutomationofElectricPowerSystems,1997,21(9):34238.[14],,,..,2006,30(8):21226.HUJiabing,SUNDan,HEYikang,etal.ModelingandcontrolofDFIGwindenergygenerationsystemundergridvoltagedip.AutomationofElectricPowerSystems,2006,30(8):21226.[15],,..,2006,26(10):1302135.XIANGD