南通體育會展中心鑄鋼節(jié)點的試驗研究.pdf

1、東南大學(xué)碩士學(xué)位論文南通體育會展中心鑄鋼節(jié)點的試驗研究姓名：馬洪濤申請學(xué)位級別：碩士專業(yè)：結(jié)構(gòu)工程指導(dǎo)教師：趙才其20060406ExperimentalResearchofCast‘‘steelJointsinTheCenterofExhibitionAndSportinNantongAbstractWithfavorablehi【ghbloodedcapabilityandstrongadaptioncaststeeljointsh

2、asappliedinmanylargespanspacestructures，butthereisnotawcllroundeddesignmethodwhichcanbeusedInthiscase，experimentalanalysisisneededinordertoextendthenewtypeInthiswayweCalllucubrateitsdestructivemodelandstressdistribution，

3、atthesametimewecancanprovehcmethodoffiniteelementanalysisisrightBasedontheelasticplasticanalysistheorythestaticbehaviorisstudiedofcaststeeljointsbytheuseofnonlinearFEWStressdistribution，destructivemodelandinfluenceofjoin

4、tgeometricparametersonjointstrengthareanalyzedBasedonthetestandtheoryonthecaststeeljointsinTheCenterofExhibitionAndSportinNantong，thestressdistributionofthecaststeeljointisobtainedinthispaperTheresearchofthisarticlemainl

5、ymanifestsinthefollowingaspects：(1)Basedonthefull—scaleloadingtestoncaststeeljointsinNantongstadium，thestressinthecaststeeljointsisobtainedWell，whichcanprovethetestmethodandprovidetheresultoftestisreliable(2)Basedontheel

6、astic—plasticanalysistheorythispapertakethefiniteelementanalysisabouttheeaststeeljointmodelwithANSYSBycomparingtheresultofthetestandtheresultofthefiniteelementanalysis，itisprovedthattheresultofanalysiswhenthebilinearisot

7、ropichardeningformaterialmodelandtheresultoftestmatcheseachotherwellSoitisprovedthatthemethodoffiniteelementanalysisisright(3)Thestressdistributionisdiscussedofcaststeeljointbythefiniteelementanalysisaboutthecaststeeljoi

8、ntmodel，andbyanalysistheinfluenceofjointgeometricparametersonjointstrengthsomeresultisobtainedwhichishelpfultothedesignofcaststeeljoint(4)Intheend，somesuggestionsarepresentedaboutthefurtherresearchproblemofcaststeeljoint