某超高层结构加强层抗震性能分析与设计

43120131BuildingStructureVol．43No．1Jan．201312112500002200031、、、。。。TU398.2A1002-848X201301-0010-04Seismicbehavioranalysisanddesignofstrengthenedstoreyinasuperhigh-risebuildingWuRenpeng1ZhuLigang2WeiQiang11ShandongTongyuanDesignGroupCo．Ltd．Jinan250000China2ArupInternationalConsultantsShanghaiCo．Ltd．Shanghai200031ChinaAbstractTheworkingmechanismofstrengthenedstoreywasstudied．Combinedwithanengineeringexamplethebasicparameterssuchasstoreydriftstoreyshearandoverturnmomentdistributedin-outcorewallweaklayerandsoonwerestudiedandanalyzed．Theresultsshowthatthestrengthenedstoreycanincreasethestiffnessofthestructureanti-overturningmomentanddecreasedisplacementofthestructure．Butthestoreybelowthestrengthenedoneiseasytobeweak．Finallythedetailsofseismicdesigninthestrengthenedstoreywerelisted．Keywordsst[e-mail]。0、400m、。--。12。1。121。、、。、、12。。3。431．298440m25m2。-++。2800×28001600×1600C80C70C60。6Ⅱ1000.45m/s2。6W1092×424×45.5×82、34。333.15XY。。563.26XY。148XY。6110%。28.854。。7XY。248XY。74856.25%。。X/kN1/%/%/%29942278462307000304332618844731.64－5.9593.903090921108103063.23－24.20346.753165138705688615.7139.002885.113249221132118738.52－24.11414.673305728192506510.411.24119.563355531072264612.0711.5814.703.3《》JGJ3—201033.5.2-1120137X/MN·m2/%/%/%3011114519100003127123519303.87.91.03244130819737.714.33.33485823298415.7－28.156.33628822317020.5－28.266.03754856319324.7－25.267.23881908320028.9－20.767.610.91.51.1。γ=ViΔi+1Vi+1Δihihi+11γViVi+1ii+1ΔiΔi+1ii+1hihi+1ii+1。8.4m4.2m2。831.1。0.9。。3XYXY140.730.65620.870.79151.461.57631.271.45161.151.17641.111.21310.780.66780.930.85321.351.53791.501.38331.151.20801.081.14470.820.75481.291.37491.121.1744.18《》JGJ3—20101.25。ATC40FEMA2734。4//ε＜LS-4.2HW1068×417×39×70H1036×309×31×54。910。21431．9104.3200mm。18@150、。4.4、、。51。2。3、、、。1．M．1996．2．M．2005．3JGJ3—2010S．2011．4β=E/2πE=Aabc+Acda/Aobe+AodfAabcAcdaAobeAodf12abccdaobeodf。13。1213。。。4。120mm1/30。、。。12.25。。。1．D．2002．31