简介:摘要:为了提高风力发电机的异常判别和故障诊断能力,保证机组的正常运行,必须要做好发电机的故障处理工作。由此,本文对发电机经常出现的故障原因进行分析,同时提出了处理方法和防范措施,为早期发电机故障诊断提供判断依据。
简介:Comparisonoffixedspeedanddoubly-fedinductionwindturbinesduringpowersystemdisturbances;ComparisonoftheweakgriddynamicbehaviorbytheWECSconnectionofdifferentpower;Investigationoffaultsinautonomouswind-dieselhybridenergysystembysimulation;InvestigationofthethreephaseshortcircuitinaweakpowersystemincludingWECS;MathematicalModelofanAsynchronousGeneratorTakingtheIronLossesintoAccount;Mathematicalmodelingofanasynchronousswitchedgenerator;
简介:ACalculationoftheMagneticCircuitofaVariable-PoleSynchronousGenerator;Acontroldesignforaclassofnonlinearsystemsusinglineal-techniques;Aframeworktojustifytheneglectofarmaturetransientsinpowersystemstabilityanalysis;ASimpleMaximumPowerPointTrackerforGridconnectedVariableSpeedWindEnergyConversionSystemwithReducedSwitchCountPowerConverters;Athermalmodelforthewater-cooledstatorbarsofthesynchronousgenerator;AdaptiveCriticDesignsandtheirImplementationsonDifferentNeuralNetworkArchitectures;
简介:ConjugateHeatTransferAnalysisofaSalientPoleRotorinanAirCooledSynchronousGenerator,ConstraintsfortheInterconnectionofDistributedGenerationinRadialDistributionSystems,ControlofdynamicovervoltageduetoloadrejectionbyanadaptiveneuralnetworkSTATCOM,Controlofself-excitedinductiongenerators,Dampingofthelow-frequencyoscillationsofthegenerator:dynamicinteractionsandtheeffectivenessofthecontrollers,Designandanalysisof42-Vpermanent-magnetgeneratorforautomotiveapplications,Designofsecondorderslidingmodecontrollerforsynchronousgeneratorsbasedonsingularperturbationmethod,Experimentalstudieswithsimpleneuro-controllerbasedexcitationcontroller。
简介:摘要发电机是风力发电机组的关键部件之一,它的稳定运行直接影响到风电场发电量及经济效益。由于风机运行环境恶劣、设备老化、设计缺陷等原因,导致发电机超温类故障频发,影响发电量。本文从新疆达坂城某风场的实际故障案例出发,分析出发电机绕组超温故障频发的根本原因,并针对性的进行技术改造,彻底解决了此类故障。