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,(,310027):;;;;;:,,,:TP274:B:100129529(2001)1220004204,,,,30min,,,,,,1,,,,,,,,,,,,,,,,,,,[1],,,,:(1),(2),,,4200112,,,,,111(1),,,,,,,(2),(3),,(4),,(5),(6)(7),,(8):a.;b.,;c.(9),9,,,,112,11211,,,1(),,,,,BrainmakerID3C415CN2111212,,5200112,:;,K,3:(1)(),K,2(2),,(3),(1)(2)(3)SPSS11213,,,,:,,,TETRAD11214Explora11215,DataExplorer2,,,,,,,,(1),,,,,[4][5],,[6][7],,(2),,[7,8],6200112,(3)[9],,,,(4),,,,,[10](5),[7,8]3,,,,,,,,,,,:[1]UMFayyad.Dataminingandknowledgediscoveryindatabases:implicationsforscientificdatabases[A].NinthInternationalConferenceonScientificandStatisticalDatabaseManagement,1997,22111[2]UMFayyad.Dataminingandknowledgediscovery:makingsenseoutofdata[J].IEEEExpert,Oct.1996,11(5):202251[3]NRamakrishnan,AYGrama.Datamining:fromserendipitytoscience[J],Computer,Aug.1999,32(8):342371[4]PKKalra,RMMathur.InvestigationsforDevelopingExpertsystemsforPowerSystemControl[J].ElectricMachinesandPowerSystems,1987,26522741[5]PBrierley,BBatty.NeuralDataMiningandModelingforElectricLoadPrediction[A].IEEColloquiumonKnowledgeDiscoveryandDataMining,1998,6ö1.[6]SMadan,KEBollinger.ArtificialIntelligenceAssistedVoltageStabilityEnhancement[A].CanadianConferenceonElectricalandComputerEngineering,1996(1):39223951[7]JASteele,JRMcDonald,CDArcy.KnowledgeDiscoveryinDatabases:ApplicationintheElectricalPowerEngineeringDomain[A],IEEColloquiumonITStragegiesforInformationOverload,1997(340):8ö128ö41[8]DGEsp,AJMcGrail.DataMiningAppliedtoTransformerOilAnalysisData[A].IEEColloquiumonInsulatingLiquids,1999(119):9ö129ö71[9]TOgilvie,ESwidenbank,BWHogg.UseofDataMiningTechniquesinthePerformanceMonitoringandOptimizationofaThermalPowerPlant[A].IEEColloquiumonKnowledgeDiscoveryandDataMining,1998(434):7ö127ö41[10]BDPitt,DSKitschen.ApplicationofDataMiningTechniquestoLoadProfiling,PowerIndustryComputerApplications,PICA99[A].Proceedingsofthe21st1999IEEEInternationalConference,1999:13121361:20012102222002424776,7272001122001ö12EASTCHINAELECTRICPOWER73ABSTRACTSOFMAINARTICLESDataPoolofPowerSystemSimulationPackageanditsApplicationinECPNXuFeng,LiZhengdao,XieDa,ChenChen(ElectricPowerCollegeofCommunicationUni.ofShanghai,Shanghai200030)Keywords:powersystemsimulationsoftwares;datapool;powersystemmodeling;relativedatabaseAbstract:Powersystemsimulationpackagesarewidelyusedinthefieldsofresearchandoperation.TheDataprocess,includingdatacollection,complicationandconversion,isoneofimportanttasksofsimulationcalculation.Themethodbasedondatapoolforpowersystemsimulationpackages,whichisaccessedandmaintainedthroughSQLSERVERdatabaseispresented.Thedatapoolprovidesextensivesupportscoveringcharacterconversion,controllermodeling,WARDreductionietc.Thepackageisvaluabletopowersystemplanning,operationandresearch.DataMininganditsApplicationinPowerSystemGaoZhi,XuZheng(ElectricalEngineeringCollegeofZejiangUni.,Hanzhou310027)Keywords:datamining;predictivemodel;dataclustering;datasummarization;deviationdetection;visualtoolAbstract:Datamining,anewbranchofstudyemergedrecently,concentratesprimarilyonhowtoidentifyusefulknowledgefrommassivedata.Applyingdataminingtechniquestopowersystem,thepotentiallyusefulknowledgeoriginallyhiddenbehindmassivehistoricaldataofthepowersystemcanbedisclosed.Thebasicconcept,stepsandmethodsofdatamining,aswellasitsapplicationsinpowersystemaredescribedanddiscussed.FinancialCompensationofVoltageDeviationinPowerMarketSongJiong1,ZhaoYan2,GeNanlin2,JiangChuanwen1,HouZhijan11.ElectricPowerCollegeofShanghaiJTUni.200240;2.ShanghaiMunicipalElectricPowerCo.Dispt.&Comm.Center,Shanghai200025Keywords:activeelectricityprice;reactiveelectricityprice;voltagedeviationAbstract:Withprogressivedevelopmentandimprovementofpowermarket,thefinancialcompensationforvoltagedeviationcausedbysuppliersmaloperationorpoormanagementbecomesanewprobleminpowermarketoperation.Thecompensationbasislackstheoreticalfoundationatpresentthustheeconomiclosscausedbyvoltagedeviationcannotbecorrectlyreflected.Accordingly,amethodusingthecomprehensiveanalysisonvoltagesensitivityandoptimalpowerflowforevaluationofthefinanciallossissuggestedandsimulatedwithsatisfactoryresult.AStudyonPollutionlevelofExternalInsulationinThreeGorgeShanghai500kVDCConverterStationZhouJianguo1,XiaoRong1,ZhangYu1,YouYian2,LiangBaoying2(1.ECEPTRI,Shanghai200437;2.NPEPI,Nanjing210031)Keywords:500kVconverterstation;insulatorcontamination;saltdensityAbstract:Inpurposeofthesiteselectionfor500kVDCtransmissionprojectsShanghaiConverterStation,apollutioninvestigationhasbeencarriedoutattwoselectedspots.ThelastestmethodofairqualitysaltequivalentindexhasbeenstudiesandappliedfordetectionofthepollutionconditionofthetwoselectedspotsandfinallythebasiepollutionlevelofthespotsarerecommendedandaccordingtothepollutionlevelandoperatingexperienceofNanqiaoConvertingStation,theexternalinsulatinglevelandthedesignsaltdensityofDCSupporterinsulatorESDDaresuggested.