張弦結(jié)構(gòu)豎向抗震性能研究.pdf

1、東南大學(xué)碩士學(xué)位論文張弦結(jié)構(gòu)豎向抗震性能研究姓名：崔海雨申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：結(jié)構(gòu)工程指導(dǎo)教師：孫遜20090301StudyonVerticalSeismicBehaViorofBeamStringStructureCandidate：CuiHai—yuSupervisor：SunXWlABSTRACT11heBe鋤S幽gS仃ucture(BSS)ispopularlyuSedinCh婦鋤dworldwidenisa夠picalhy

2、bridsyStemwiththecombinationofrigid如dnexibili坶inl醒esp柚蛐mcturesBaLsedontlleproceediI培researcll，theVerticaJseismic托spo璐eofone—waybe鋤string蛐mctures，sl塔pendeddornes呲turesando阻ca、，eca：blearchswas則iedsysteInaticmlyThem面orworko

3、fUlisp印erw邵s眥marized勰follows：(1)Geometricnonlme撕田ofelementsofbe鋤string蛐mctures，such雒cables，linl(saIldbe鋤s，w雒analy二獪dwhileconsidering霉eom砌cnonlinearitySolu【tionofnonlinearequationsandthemetllodof鋤a1)，zingVerticalseismicre

4、sponseweresummarized(2)Them曲ral臺(tái)equencyandvibrationmodeofbe鋤string姍turesweresnJdiedByusingthetimeIljStowmethodandmeresponsespect嗍method’themaximalseismiciIltemalforce(theequivalentverticalseismicload)anditSdistributionov

5、erbe鋤strings仃uctures岫derfkquentearthquakes鋤docc笛ionaleanhqua|∞swereobtained；Theefrectsofrisespan陽(yáng)tio，rolofloads，prestressdegreesa11dtheSti仃hessofs伽Jcturalsupportsondyn鋤icresponseofbealIlstringstrIJctu陀sweresmdiedinthispa

6、per；(3)BycomparingtlleresultSoflineartimehisto巧觚alysisaIldrlonlirIeartimehistoU鯽alysis，Thee毹ctSofgeometricn0Illine撕tyontheverticalseismicresponseofBSSwerestudied(4)Theresunsof也everticalseismicresponseofbe鋤strings仇Jctu陀so

7、btainedf№mthetimehist0巧method，廿lerespon∞spectll肋methodaIldt11emetllodrecommendedby廿leseismicdesi呈口codewerecomparedAndmeapplica_bili夠of廿leresponseSpectrIJmmemodandmemethodrecommendedbytheseismicdesigncode、^，蜀BVerified(5)B

8、yconcludingthereSultsofmetimehisto巧memodbym鋤yseismicwaVes，andcomp碰ngwitllⅡ1eresultsoftllerespo璐espectn】mmethod’meequivalemverticalseismicload獅ditsdistributionwereobtajnedComparedwi廿lmeseismicdesi星皿code，tllevalueanddis仃ib

9、utionofseismicloadandtheeauivalentverticalseismicloadindifIerentcOInsnuctiOnsitewerlealsostudiedItwasf0undtha士廿letri鋤gulardistributio∞dequivalentload、ⅣouldreflecttherealrespoIlseofBSS岫dervenicalseismic，雒ldtllevalueofthel