自動化碼頭低架橋不同支撐形式的動態(tài)特性分析.pdf

1、同濟大學(xué)機械工程學(xué)院碩士學(xué)位論文自動化碼頭低架橋不同支撐形式的動態(tài)特性分析姓名：侯培海申請學(xué)位級別：碩士專業(yè)：機械設(shè)計及理論指導(dǎo)教師：邱惠清20090301ABSTRACrABSTRACTWiththespeedupofeconomicglobalization，rapidlydevelopmentofglobalcontainertransportationContainerterminalfacethepressureofthera

2、pidincreaseofthroughputTheautomiccontainerterminalcanreduceoperators，reduceoperationcost，stablelyandreliablyimproveoperationefficiencysoitcallimprovethecompetitivecapacityThestructureoflowflamebridgeisthemaindepartmentof

3、thellighefficiencyautomaticcontianerterminal，thedynamiccharacteristicsofthelow—flamebridgeCandirectlyaffectthereliablyworkingoftheautomaticcontianerterminalThepassagemainlyanaylzedthenaturalcharacteristicsofthelowframebr

4、idgewhichwithseveraldifferentsupports，anddynamicresponseofvehiclemovingwithfullloadsandearthquakeloadThispassagerelyingonthepracticalengineeringprojet，havingthelow—frame—bridgeofautomaticcontianerterminalasresearchbackgr

5、ound，usingcomputeraidedfiniteelementanalysissoftwareANSYStoanalysisThemainworkofthispassageasfollows：First，thispaperbrieflyintroducedthedevelopmentsituationofautomaticcontianerterminalandresearchstatusofdynamiccharacteri

6、sticanalysis，subsequentlyintroducedthestructuresandvariouscharacteristicsofleadrubberbearingandsliding—frictionbearingonthisbasisusingthemodalanalysisfunctionofANSYStoanalysisthenaturalcharacteristicsofthelowframebridges

7、whichwithseveraldifferentsupports，getthefrequenciesandmodeshapesoffront20stepsComparetheresultandmakeabasisforthetransientdynamicanalysisandseismicresponseanalysisSecondlythisPaperusetheFULLmethodtotaketransientdynamican

8、alysisunderthevehiclemovingwithfullloadsforthelowframebridgeGetthetimehistoryplotofdiaplacement，velocityandaccelerationoftheendnode，mid—spannodeandsupportnodeIntheendtodiscussandanalysethereponsecharacteristicsofthelow—f