懸索結(jié)構(gòu)分析的能量變分法.pdf

1、廣西大學(xué)碩士學(xué)位論文懸索結(jié)構(gòu)分析的能量變分法姓名：熊猛申請學(xué)位級別：碩士專業(yè)：固體力學(xué)指導(dǎo)教師：韋樹英2003.5.1廣西大學(xué)碩士學(xué)位論文ENERGYVARIATIoNALANAIYTICM[ETHODSoFCABLE—SUPPoRTEDCoNSTRUCTIONABSTRACTEnergyvariationalmethodisadoptedtoanalyzethecablestayedconstructionandthecablesus

2、pendedcantileverconstructioninthispaperInthestaticanddynamicanalysisofcablestayedconstruction，Cosinefunctionisadoptedtothedisplacementfunctionofmainframe，andittakesVibrationshapefunctionasdisplacementfunctionoftowertubeA

3、sthemethodusesenergyvariationalmethodtosolvethefunction，itmakesfulluseoftheorthogonalqualityofVibrationshapefunction，andthecalculatingformulaisverysimple，SOthemethodCanavoidcomplicatedcalculationoftraditionalsimplifiedme

4、thodsInthestaticanddynamicanalysisofcablesuspendedcantileverconstruction，thedisplacementfunctionofcableismadeupofCombine—LegendrepolynomialWithtakingadvantageofitsorthogonalqualitythemethodCangetbothcalculatingpatterncon

5、venientlyandacceptableresultofpreliminaryoalculationAbovemethodsappliestoanalyzingthelargespancablestmctureEnergyvariationalmethodisallapproximatecomputationalmethodAndincalculationtheeffectofspatialstructureisconsidered