預(yù)應(yīng)力索桁架點式玻璃幕墻的動力分析.pdf

1、山東大學(xué)碩士學(xué)位論文預(yù)應(yīng)力索桁架點式玻璃幕墻的動力分析姓名：席愛斌申請學(xué)位級別：碩士專業(yè)：結(jié)構(gòu)工程指導(dǎo)教師：黃繩20050524AbstractionPrestressingcabletrusspointsupportingglasscurtainwallismadeupbycable。steelpole。glassandconnectionmaterials，mainlyasenclosingandprotectingstructur

2、e；Foritsuniqueartisticresultofbuildingseal“decadesmoreandmorebuildingsadoptthiskindofcurtainwallStudyonthiskindofstructuresystemisn’tdeepenoughatpresent，especiallythedynamicresearchinwindload，earthquakeactionvibrationloa

3、dislessperfectandlotsofandinstancesthatthecurtainwallstructuredestroytakeplacebecauseofthiskindofsituationsothestudyonthisfacetcantbeignored毗texthasdonethedynamicanalysisofthewholecurtainwallstructuresystemonthebasisofth

4、eforefathers’studysAtfirstthistexthasintroducedthestructureformandcharacteristiconthiskindofcurtainwall，thecharacterandmechanicsperformanceofglassandcablemakingupofthesupportingsystem；n蛇cableishavinginitialprestressingfo

5、rceandthenhavingrigidity：W蛐ederivingthefiniteelementequationgetthecable’sstrainformulaconsideringthebigdistodion，getitsgeometryrigiditymatrixandelasticrigiditymatrixSolvedthenonlinearequationgroupbyNewtonlaphsonmethod111

6、el【eYintroductiontothistextutilizesthefiniteelementsoftwareANSYStoanalysedynamicperformanceoftheglasscurtainwallasaflexiblestructureFromthefiniteelementequationthatisderivedaccordingtothellliilimumpotentialenergyprincipl

7、e鷂thefoundationhavecalculatedthestructure’8shakingfrequencyandtype，haveanalysedtheinfluenceofdifferentparameters(suchasdifferentprestressingforce，arrowhigh)totheshake，whichhavegreathelptothedesignofthestructureandnextdyn

8、amicanalysisTothestructure’srespondinganalyseonactionofearthquake，thistexthasadoptedtheatfirst；硼1esimpleintroductionoftheresponsespectrumconcepthassetupthedynamicalequationoftheearthquakeaction，andhasrecommendedthesolvin

9、gmethodofsuperposingshakingtype：Utilizingthemodalanalyseresult，calculatestheearthquakerespondaccordingtoourcountryandseismicnormwithANSYSresponsespectrummemod；SecondlyintroducestimeintervalmethodalsonamelyNewmarkcalculou

10、s；FortheEICentronorthandsouthearthquakerecordhasanalysedtheearthquakerespondintimefieldutilizingAPDLlanguageofANSYS，detailedamplitudeofstressanddisplacementappearingineverycomponentcontrastedoutlotsofconclusionswi出thequi

11、etresultofcalculationofstrength。responsespectrummethodresultoftheresponse，given80llleadviceontheenlargingcoe伍clentAtlastthistexthasanalysedthestructure’srespondtothewindloads，accordingtocalculatingformulaonthecountryload

12、snormhascarriedolltheequivalenthasdrawnthegreatestdisplacementandstresshasdiscussedtheinfluenceofdifferentparametersAndthenasashaking10adatrandomitcarriesonpowerspectrumandwithANSYShasedwindshakingcoefficientunderdiffere

13、ntparameters；Throughcontrastingwiththecalculatingresultsoftimei：ntcrvalanalysisandquictstrengthcalculation，hasdrawnalotofconclusioilsKeyword：PrestressingforceNonlinearFlexiblestructureResponsespectrumTimeintervalPowerspe