基于有限元分析的大型風(fēng)力發(fā)電機(jī)塔筒結(jié)構(gòu)優(yōu)化設(shè)計(jì)

1、內(nèi)蒙古科技大學(xué)碩士學(xué)位論文IIAbstractAbstractWiththerapiddevelopmentoftheglobaleconomythedevelopmentofwindturbinewindturbinehasbeendevelopedgraduallyfromiginalsmallwindturbineftheexistingofMWwindturbine.Therefethelargeofwindpowerequip

2、mentbroughtequipmentmanufacturingtransptationinstallationmanyotherpracticalproblems.Thetoweristhemainloadbearingstructureofwindturbinetoprovidethenecessarydesignheightofwindturbine.Increasingofthepowerofwindpowergeneratm

3、akesthecabinleafweightincreasedthedesignheightincreasedwhichbroughtthetowermanufacturingtranspttheinstallationprocesscostproblems.Inthispapertaking2MWlargehizontalaxiswindturbineconicaltowerofthewindfarmofBayininInnerMon

4、goliaastheresearchobjectusingtheABAQUSfiniteelementanalysissoftwarefstrengthanalysismodalityanalysisofwindturbinetower.Getthetowerofthemaximumstresslocationinthestructureoptimizationdesigninthedesignofthetowershouldverif

5、ythelocation.Referencetothedesignoffiniteelementanalysisfthetoweroftheresultsdesignamodulartowerstructure.FthedangerouspartsofthetowerweestablishthemodelofmodulartowerusingfiniteelementanalysissoftwareABAQUSonmodel.There

6、sultsofmodelthemaximumstressvalueisinaccdancewiththedesignstardsthemaximumstressvalueresultsareconsistentwiththetowercylinderdesigncalculationstrainvaluestothetowerthemechanicalacteristicsofcurvenamelytwotendtobeconsiste

7、ntfthebest.themodulartowerstructureoptimizationdesignarediscussedakeyparametertodeterminethevalueofmodulartower.Inthemoduledesignofwindpowertoweranalyzetheeconomicbenefitofthemodulartower.Accdingtothenumberofthetowerdesi