河南藝術(shù)中心標(biāo)志塔風(fēng)振反應(yīng)的TMD控制.pdf

1、北京工業(yè)大學(xué)碩士學(xué)位論文河南藝術(shù)中心標(biāo)志塔風(fēng)振反應(yīng)的TMD控制姓名：葛建平申請學(xué)位級別：碩士專業(yè)：結(jié)構(gòu)工程指導(dǎo)教師：閆維明20070501^BSTRAcrABSTRACTBasedontheSymbolTowerofArtCentreHenanthewindvibrationcontrolofhi曲risingbuildinginalongwinddirectionbymeansofPendulumTunedMassDamper(TMD

2、)i8studiedinthepaperoptimumproambersoftheTMDarofoundoutThecontroleffectivenessofdifferentTMDparametersisinvestigatedanalyticallyNewPendulumTunedMassDamper0vibrationconUDldeviceisdevelopedtoimprovethecurrentTMDsystemInthe

3、endthedetailsoftheTMDstructureandcomponentparametersaredesignedfortheprojectThesimplifiedmultimassmodelsofthestructureslealwaysusedintheresearchofwindvibrationcontrolofhighrisingsmlcturesThetinydifferenceofthedynamicchar

4、acteristicsbetweenlthesimplifiedmodelandtheStrtictlⅡemayleadtogreatreductionofthestructuralcon燈oleffectivenessduetothesansitivityofTMDcontroleffectivenesstothe丘alu螂rateInthispaperthe菇anulationofthealongwindvibrationand田憂

5、Dcontroliscarriedoutontheaccuratethreedimensionalmodelofthe吼nlchⅡ民whichwillgreatlyincreasetheaccuracyoftheop矗mumparametersofTMDFluctuatingalongwindloadsamples011thetowerfiresimulated砌：ordtngtoDavenportwindspectrumWiththe

6、sesamplesthenumericalsimulationanalysisofthealongwindvibrationconffolofthetowerusingTMDiscarriedoutinthetimedomainAstudyonol坩mi西ngtheparametersofTMDforwindvibrationcontrolofthehighrisingstructuresisalsodescribedandcompar

7、edwiththeconclusions卿edinthefiequencydomainWiththeoptimumparametersofTMD，themaximumdisplacementresponsesofthepeakwasreducedmorethan55％OvercomingthedisadvantagesofcurrentTMDsystems，anewkindofPendulumTunedMassDamperdevicei

8、sdevelopedThenewdevice啪conductvibrationinducesteadilyandeffectivelywithout白equ曲t怯鯽【lil∞andrepairinthelongrunwithallthe3mainparameters02rIDm髑fiequencyanddamperrate)啪beeasilyadjustedifnecessaryTheapplicationofinventionand1

9、nili哆patents81“0onthewayforthen@wTMDdeviceTheshuctureandcomponentparametersdetailsofthedeviceinstalled011thetoweraredesignedfortheprojectandwillbeinstalledsoonThetestresearchshowthatthenewdamperhaveagoodcontroleffectandt