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32120032()JOURNALOFGUIZHOUUNIVERSITYOFTECHNOLOGYVol.32No.1February.2003(NaturalScienceEdition):100920193(2003)0120045204,,(,550003):,,:;;:TM711;O224:A060Carpentier,[1][2],,,,[3],,,1[4],:minf=(i,j)NL(Pij+Pji)(1):NL,Pijijij,,:Pi=UijiUj(Gijcosij+Bijsinij)(2)Qi=UijiUj(Gijsinij-Bijcosij)(3),:(1);(2);(3)K;(4);(5);(6);(7):2002-07-11:(1972-),,,,22.1,():,,,,,n-1(n),,(),;2.2:,(1),,,:Psi=fi/Nj=1fj(4)(2)Pc,,,:u1=(1+)u1-u2u2=(1+)u2-u1(5):u1u2,u1u2,[0,1]:,,,(3)Pm,:,[0,1]rand,randPm,,,Pm,VVk,Vk,Vk:Vk=Vk+(t,VUk-Vk)Vk=Vk+(t,VLk-Vk)(6),VUkVLkVk(t,y)=yr(1-t/T)b,r[0,1],T,b,b=2.2.3(3)(7),(5)(6),64()2003,,:(1),,(2),,:Pi=Pi-PimaxPiPimax,Pi=PimaxPi=0PiminPiPimax,Pi=PiPi=Pimin-PiPiPimin,Pi=Pimin(7)Pi,PiminPimax,,,,,Pi,;(2),(3),,(7),,,,,,,,5,5P(8)(3):g=100/(1+f+P)(8):g,f,P5,2.4:Step1,,,Step2,Step3Step4,Step5,,;,Step3,,3[1]Ward&Hale-6Pc=0.3,Pm=0.05,Nm=100.1,2,3.741,:1Ward&Hale-6RXsht1-40.0800.3700.0281-60.1230.5180.0402-30.7231.0500.0002-50.2820.6400.0003-40.0000.1330.0004-60.0970.4070.0305-60.0000.3000.00021234560.000.000.550.000.300.500.000.000.130.000.130.053Ward&Hale-6Q10.00.50.37780.3099Q2-0.20.40.13870.1084Q40.00.050.00000.0500Q60.00.0550.00000.0550T10.91.101.00001.0250T20.91.101.00001.0250V11.051.101.10001.1000V21.051.101.10001.1000V30.951.050.97441.0148V40.951.050.99511.0082V50.951.050.96160.9976V60.951.050.98350.9952P10.51.10.94141.1000P20.30.90.50000.3259F0.09140.07594,,,,,Ward&Hale-6,,:[1]DommelHW,TinneyWF.OptimalPowerFlowSolutions[J].IEEETransPAS,1968,87(10):1866-1876.[2]SunDI,etal.OptimalPowerFlowbyNewtonApproach[J].IEEETransPAS,1984,103(10):2864-2880.[3]HollandJH.Adaptationinnaturalandartificialsystems[M].AnnArbor:UniversityofMichiganPress,1975.[4].()[M].:,1995.(53)84()2003AutomaticGenerationControlBasedOnFuzzyControlZHAOJing,PENGHui2min,XIEWei2lian(CollegeofElectricalEngineering,GUT,Guiyang550003,China)Abstract:Inordertomatchtotalgenerationtomeettotalload,afuzzycontrollerisintroducedintoAu2tomaticGenerationControl(AGC),thestructureofwhichisgivenindetail.DifferentfromtraditionalPIcontrolinAGC,theproposedfuzzycontrollersummarizesrulesonthebasisofoperationinformationandinterconnectedfuzzylogic.ThesimulationresultsshowthattheperformanceofthefuzzycontrollerisbetterthanthatofthetraditionalPIcontrol.Keywords:AGC;fuzzycontrol;powersystem(44)TheApplicationoftheProtectiveControlontheSATCOMTANGYa2fang,SHIHuai2jin(CollegeofElectricalEngineering,GUT,Guiyang550003,China)Abstract:AsimulationmodelofasimplepowersystemwithSTATCOMisbuiltbyMATLABPSB.ThedynamiccharacteristicsoftheSTATCOMinthefaultofpowersystemarestudiedbysimulation.Thesimulationresultsshowthatunderlargedisturbance,thenormalconditionofthepowersystemwithSTATCOMcannotbemaintained.WhetherSTATCOMmaintainsinorretreatsfromthepowersystem,inbothcasesSTATCOMcouldaggravatethefaultstatus.Keywords:staticVARcompensator(STATCOM);dynamiccharacteristics;fault;simulation(48)AGenetics-BasedAlgorithmSolutionofOptimalPowerFlowPENGHui2min,ZHAOJing,XIEWei2lian(CollegeofElectricalEngineering,GUT,Guiyang550003,China)Abstract:Amodelfortheoptimalloadflowbasedongeneticalgorithmispresentedinthispaper.Themodelcodingobjectbasedonbusvoltageandangularseparationbetweenthereceiving-endvoltageandthesending-endvoltageofalineinsustentativetreeofnetworktopologystructure,withrealnumbercodingmethodandimprovedtwo-pointcrossover,hassuccessfullybeenusedtosolvetheop2timalloadflowproblem.Theresultofcomputationexamplesillustratestheeffectivenessofthepre2sentedapproach.Keywords:geneticalgorithms;optimalloadflow;chromosomecoding351,: