雙塔結(jié)構(gòu)的振動與抗風(fēng)分析.pdf

1、西南交通大學(xué)碩士學(xué)位論文雙塔結(jié)構(gòu)的振動與抗風(fēng)分析姓名：劉哲申請學(xué)位級別：碩士專業(yè)：結(jié)構(gòu)工程指導(dǎo)教師：彭俊生20031101西南交通大學(xué)碩士研究生學(xué)位論文第1I頁AbstractDoubletowerstructure(DTS)isanewtypesuperhighrisebuildingstructuresystem，whichisacomplicatednewtypehighbuildingstructurecombinedbythe

2、basestructure，itismorewidelyusedinthepracticalengineering，owingtothe。diversifieationinthestructureandspaceassemblingAlthoughdoingsomeresearchOnthestructure，theresearchontheperformanceunderthestaticloadsisnotdeep，speciall

3、ytheresearchonthedynamicalcharacteristicThispapermakesamoresystemicdeepandfullresearchontheperformanceofthestaticload，theperformanceofthedynamielo砸andthewindinducedvibrationAfterdiscussingthemechanismofthewindactingonthe

4、structureandtheparameterconsideredinthewindresistancedesignthepaperanalysestheperformanceofthestaticloadThecharacteristicofstructuredeformationandthemechanic，theforcedirectioninthestructurearealsospeciallyanalyseddeeplyE

5、speciallyfocusingontheactionfromthelateralforce，itdiscussestheinfluencefromthedifferentconnectionbetweenthemainstructureandthesubstructure，discussingthevariationtrendbetweenthewholepartandthelocalpartatthesanletime，which

6、iscausedbythedifferentsectiondesignparametersThepaperanalysesthecharacteristicoftheselfvibration，theinfluenceonthewholestructurestiffnessandthevibrationshapesfromthevariationofthefloorslabsection，thevariationoftheprimary

7、structuresection，thevariationofthesecondarystructuresection，thevariationoftheshearwallsection，explainingthemethodofthesub—structure(whichisthesuperelementmethod)，whichiseffectiveAccordingtothefluctuatingpropertyofwind，on

8、thestochasticvibrationfiniteelementtheorysomecalculationformulasoftheresponse，includingthealong—windresponseandtheacrosswindresponse，areobtained，theideologyofthetorsionvibrationinthedoubletowerstructureandtheideologyofth

9、edouble—towerstructure’sdynamicalwindloadarealsoputforwardatthesametimeByusingthestochasticvibrationmoduleofthegeneralfiniteelementprogram，thepaperanalysestheperformanceofthewindresistancemoredeeplyandfullydiscussingthei