1、華中科技大學碩士學位論文錨索動力學分析姓名：胡學軍申請學位級別：碩士專業(yè)：機械設計及理論指導教師：胡于進王學林20070531華中科技大學碩士學位論文華中科技大學碩士學位論文IIAbstractTheexploitationutilizationofmarineresourcesneedmanykindsofsophisticatedequipmentsthefloatingcraneisoneoftheessentialoceanwk

2、ingshipsintheconstructionsoftheoffshefacilities.Thedynamicanalysisofthemoingsystemisoneofthemostimptantcontentsofthenonlineardynamicsinthemotionoffloatingcrane.Inthispaperthestaticdynamicanalysisofthemoingcableisdone.Two

3、kindsofmethodsareusedfthestaticanalysisofthemoingsysteminthispaper.Firsttraditionalcentenarytheyisusedinthestaticanalysisofthemoingcable.Secondthefiniteanalysismethodisused.Thegeometricalnonlinearrodelementmodelfanalysis

4、ofmoingcableispresentedlargerotationaldisplacementbutsmallstrainoftheelementflowresistancewavefcetheinteractionbetweentheseabedthemoingcablearetakenintoaccountinthemodel.Thebasicchainfmtensionareobtainedinthepaperwhichar

5、ethefoundationofthedynamicanalysisofthemoingcable.Inthedynamicanalysisofthemoingsystemtwokindsofmethodsarealsoused..Firstmodesuperpositionmethodisusedbasedonthehypothesisthatthesmallvibrationofthemoingcablenearthebalance

6、positionislinearthenaturalfrequenciesvibrationmodelsthedynamicresponseundersinusoidalloadingexcitationareobtained.Secondconsideringthenonlinearfeatureoftheloadthedynamicmodelofthemoingcableisestablishedbyusingvirtualener

7、gyprinciple.ThemotionequationissolvedbyWilsonmethodtoobtainthedynamicresponseofthemoingcable.ToverifythosemethodsofthestaticdynamicanalysisofthemoingcableinthispaperProcedureisdevelopedtocarryonsimulationwithmatlab.Asimu