船舶結(jié)構(gòu)分析中網(wǎng)格劃分技術(shù)及應(yīng)用.pdf

1、江南大學(xué)碩士學(xué)位論文船舶結(jié)構(gòu)分析中網(wǎng)格劃分技術(shù)及應(yīng)用姓名：單威俊申請學(xué)位級別：碩士專業(yè)：計算機應(yīng)用技術(shù)指導(dǎo)教師：冷文浩20080501AbstractAbstractSeveralproblemsonmeshgenerationtechnologywhichisusedusuallyinhullstructurefinitemeshanalysisareresearchedinthispaperThecontentsareasfollo

2、wing：meshgenerationandrefining，boundaryelementidentification，meshprocessingonshiphatch，meshamendingandstudyofbucklingstrengthenevaluationItiscommonmethodthathullstructuresstrengthenisanalyzedbyfinitemeshanalysissoftwareB

3、asedonhullstructurepanelbucklingevaluationsystemdevelopedbyCSSRCandCCS，meshgenerationandrefining，elementidentification，meshrepairingareresearched，panelbucklingsoftwareisimproved，theallworkflowisautomatedAmethodthatcalcul

4、ationresultsofsparsemeshmodelbecomeanalysisLBCofrefinemeshmodelispresentedaccordingtopreciserequirementofsparseandrefinedmeshinthestressconcentrationregion，andrefiningmeshalgorithmbasedontransitionelementisrealizedhullst

5、ructurebucklingproblemsarediscussedaccordingtohullcommonstructurerule，creategeometry，meshing，addloadingboundarycondition，definepropertyinanalysismodelwiththeabovemethod，yieldandbucklingstrengtheniscalculated，designscheme

6、isevaluatedandimprovedaccordingtotheanalysisresultTheresultsshowthatthemethodcannotonlyresolveefficiencyproblempartlyinshipengineeringanalysisprocessing，butalsoimproveanalysisefficientofshipdesignandshortenapprovalcycleT