30t-42m門型起重機力學分析及結構參數優(yōu)化.pdf

1、中南大學碩士學位論文30t42m門型起重機力學分析及結構參數優(yōu)化姓名：劉哲明申請學位級別：碩士專業(yè)：機械設計及理論指導教師：夏建芳20070129中南大學碩士論文ABSTRACTnegantrycraneisthelargescaleloadingandunloadingmachincrywhichthedomesticandforeignopenairmaterialstransportingwide—lyuses，itwidelyu

2、sesindepartmentandSOonindustryandmining，transportationandengineeringconstructionFlowtheenterprisealongwiththenationaleconomyandtheⅡlingtherapiddevelopment，speciallylargescaleflowfieldplaceconstructionmajorityoforiginalga

3、testypehoistclanefacedwithrenewalaspectThepaperelaboratedthehoistcranetypetheuseandthemainperformanceheaswellasthedevelopmenttendencyandhasoutlinedthehoistcranedesignmethod111cauthorincreasestheCIOSStrailsformationprojec

4、ttaketheaZhuzhoucompanysgantrycraneastheresearchtopic，fromtheconstmctionangle，thecostangleproposedincreasesthecrosstransformationtheprincipleandtheplan；TakelargescalefiniteelementsoftwareANSYSasthet001hasestablishedtheho

5、istcranefiniteelementmedeLthrough10adstepofsimulationhoistcranecaralonghoistcranekingpostdirectionmovementtimemotion10ad，aReranalysisandcomputationtransformationhoistcranekingpost，legpartialintensitiesanddeflection；Fromt

6、hekingpeststressdistributionsituationaswellasthemaximumprincipalstresssize，afterinquiredintothetransformationhoistcranekingpoststructureoptimizesthepossibilitycarriedontheAPDLoptimizationusingtheANSYSstructureoptimizatio

7、nmoduletothekingpostcomponentdesignparametertoprogramandtocalculategainedthekingpostbestdesignparameterafteraroundtheoptimizedintensityanddeflectionthecontrastindicatedoptimizedtheintensityanddeflectionhadthedistinctenha

8、ncement，andeffectivereducedtheweight，itsstressdistributiontrendwasmorereasonable；Establishedthegatehoistcranemodeanalysismodelthecomputationhadindicatedwhenfullloadthefirstorderbasefrequencysatisfiedthehoistcranetheprofe