柔性边界索网结构计算分析与工程应用

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1、北京交通大学硕士学位论文柔性边界索网结构计算分析与工程应用姓名：游桂模申请学位级别：硕士专业：结构工程指导教师：姚谦峰20060201i!塞銮堡奎主!．：兰堡主兰垡笙苎AbstractThecable-edgedcable-netsstructureisanewstructuref0Hn．Therearemuchdi丘毫rcncecomparedwithgeneralcablenetsstructure．BearjngsystemofthisStructl】rebecomesmorereasonable，anditcanmakefulladvalltageofperfbrm

2、anceofmate“aI．nres01Vesthedimcuhproblemofbearingsystemarldchoosingmaterialin1argespacestmcture，anditsdesignformmaybemuchcOntim工ousspan，Aboutconstructionofthiss仃ucture，wetakethemethodofwholetensingtomakeconstructionmoreconVenient趾demcient．Asthenewstmcture，thebearingperfonTlallce，computingme

3、thodandconstructionartsneedresearcha11ddiscussiondeeply．Thisdiscoursegoesonresearchunder伊oundofT乱mjinproject．Themainworkofthisdiscourseincludes：1．IntroducingfomfindingmetIlodOfcablenetsstmctureandsettlingmetllodofnonlinearequationgroup，andsummarizingthememodofconstraintmotion．UsingFEMsoRwa

4、reANSYSmakeanalysisoffomfinding，vaIidatet11atusingANSYSYjsac虬lrartebycomparingwiththefornl6ndillgmethod．2EstablishingthecomputingmodeIoftllecable-edgedcablenetsstructure．Bycharacteristicofcableedge，thisdiscoursebuildfiniteelementmodelofanalysis，andtakethestaticanalysis．WimchaIlgingthecorre

5、laIionp盯锄eter，thjsdjscoursediscussesthestaticperf0册anceoftbestnlctureunderthedi脏rentfactors．3．Becausecable-edgedcablenetsstmctureissons订ucture，i“ssensitiVetowindUndermewindaction，thecablenetsstructurehas1argedefomationandljbratesmoreobvious，sothisdiscoursemake5ana】ysisofdynamica】characte“s

6、tjcInthjsdjscourseweu石lizeANSYSsoftwaretomakethemodel北京交通大学工学硕士学位论文analysis，a11destablishthegraphoflibration．BychaIlgingthecorrelationparameters，wecanconcludemeeH’ectoflibrationandfrequency．Asthetimet11isdiscoursemodelt11ewindspeedtimeseries，andtal(ethewindspeedtimeseriesaIlalysisofthecabl

7、e．edgedcablenetsstmcture．4．Unde唱rourldtheproject，thisdiscourseintroducesthedesignandconstructionartofthecable—edgedcablenetsstructureKeywordsCabletmss；Cablenetsstructure；Cable—edged；Conlputationmodel；FiniteeIementan“ysis；Form行nding；Librationcharacteristic；Wind