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1、機床與液壓Oct．2012HydromechatronicsEngineeringVo1．40No．19DOI：10．3969／j．issn．1001-3881．2012．19．006SelectedExceUentPapersfromthe7恤NationalConferenceofHydraulicTransmissionandControl＆The5幽NationalConferenceofShovelMachineryEditor’sNote：The7NationaIConferenceofHydraulicTransmissionandControI&The5Nation
2、aIConferenceofShoveIMachinerywasheldinJilinUniversityonAugust8．2012．Expertsandscholarsfr0mfamousuniversitiesandcorporationsbothathomeandabroadaRendedthisconference．TheseuniversitiesandcorporationsincludeTsinghuaUniversity。BeijingInstituteofTechnology。BeijingUniversityofAeronautics&Astronautics
3、，HarbinInstituteofTechnol-ogy，Zh~iangUniversity，TongjiUniversity，LinkopingUniversityinSweden，YokohamaNationalUniversityinJapan，C；hinaSlNOMACHHeawIndustryCorporation．NingboXingJianSpacemanufactory．ShanghaiBoschRexrothHydrau-IicsandAutomationLtd．．etc．Morethan100paperswerecolectedInthisconference
4、．Fromthecurrentissueon，ouriourna1wUlpublishsomeexcellentEnglishpapersfr0mthems0astopromotetheacademiccommunicationandpros-perousdevelopmentinthefieldofhydraulictransmissionandcontroItechnology．SimulationStudyonWindTurbinePitchControlLoadwithValve—ControlledHydraulicMotorLIHaoh，SONGYu，KONGXiang
5、dong．YanshanUnivemity，Qinhuangdao066004，China；2．HebeiProvinceLaboratoryofHeavyMachineryFluidPowerTransmissionandControl，Qinhuangdao066004，ChinaAbstract：Thesimulationoflargescalewindturbinepitch-controlledlodesimulatorsystembasedonproportionalvalve·controlledhydraulicmotorsystemhasbeenformedint
6、hispaper．Firstly，windspeedsimulationmodelwasbuildandthesysteminputforrnwasconfirmed．Secondly，thetheoreticalanalysisandcalculationofwindturbinepitchcontrolloadwaspresented，andthepa-rametersoftheIoadsimulationwereconfirmed．Finally．thewindturbinepitchcontrolIoadsimula．torsystemwithproportionalval
7、ve-controlledhydraulicmotorwasstudiedbysimulation．TheAMESimsimulationmodeloftheIoadsimulatorsysternwasestablished．Thesimulationanalysisverifiedthefeasibilityofproportionalvalve-controlledhydraulicmotorsystemusedinlargescalewindturbinepi
