大跨度飛機(jī)庫(kù)結(jié)構(gòu)設(shè)置摩擦擺系統(tǒng)的減震研究.pdf

1、北京工業(yè)大學(xué)碩士學(xué)位論文大跨度飛機(jī)庫(kù)結(jié)構(gòu)設(shè)置摩擦擺系統(tǒng)的減震研究姓名：孟丹鳳申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：結(jié)構(gòu)工程指導(dǎo)教師：趙均20080501北京T業(yè)大學(xué)丁學(xué)碩士學(xué)位論文ABSTRACTWriththedevelopmentofsocietythescaleofcivilaviationenlargesgraduallyairportsalloverthecountryandlong—spanhangarswithvariouspurpos

2、esareconstructedoneafteranother111ehangardifferswiththegenerallongspanindustrialconstructionIthasallopeningdooron’oneside，withbentcolumns，arrangedwithsmallcolumnspace，supportingtheroofstructureontheotherthreesides，especi

3、allymgh，hollowwithnocolumnsinsideandunsymmetricalstructuresystemThedesigningloadofthehangariscomparativelycomplicatedOntheotheraspects，hang甌aconstructionwithhugeinvestment，wouldbringinseriouspropertylossoncegetdestructed

4、intheearthquakeInthisthesis，themethodoffrictionpendulumisadopted，placingthefpsontheconnectionpositionoftopofthesupportingcolumnarrayofthehangarandtheroofstructureReplacingthesupport，connectthelowerpartofthefpstothetopoft

5、hecolumnandthetoptothecorrespondingnodetotheroofgirderorthedoorgirderByimportingthreedifferentseismicwaves，analysistotheseismicresponsewasconductedtothehangarstructure，analyzingtheinfluenceofthefvstotheoverallseismiceffe

6、cts，displacementofthecolumntop，10adSofthecolumnarrayandtheupperroofgirderandSOontoevaluatethedampingeffectsofthefpssystemtothestructureMeanwhile，theinfluencetothedampingeffectsofboththeFPSslidewayradiusandfrictionefficie

7、nt肛WasstudiedaswellAnalysismanifestedthatfpsmakesevidentimprovementtotheoverallseismiceffectsofthehangarfundus10adsofthelOWerpartofthecolumnarrayandthedisplacementofthecolumntop，allbringinginlargerangedeductionexcepttoth

8、eupperroofgirderstructurememberBykeepingthefrictionpendulumslidewayradiusaconstantandchangethefrictioncoefficient“，thedampingeffectsvarylittle；bykeepingthefrictioncoefficientaconstantandchangetheslidewayradiusR，thedampin