北京国际财源中心-西塔-混合结构设计-张相勇

369　　　20069()张相勇(　100840)[]　(),。,,,。[]　　　　　　DesignonaHybridStructureofInternationalFinancialCenterBeijingProjectZhangXiangyong(ChinaElectronicsEngineeringDesignInstitute,Beijing100840,China)Abstract:InternationalFinancialCenterBeijingprojectisacomplexhigh-risebuildingstructurewithmixedstructuresystem.Eccentricitylocatedreinforcedconcreteincoreleadstodesigndifficulty.Manytechnicalmeasureshavebeenadoptedtoassuretheseismicperformanceofthisbuilding.Nowthisprojecthasgonethroughonseismicfortificationsensor.Keywords:complexhigh-risebuildingstructure;hybridstructure;storywithoutriggersandbeltmembers;seismicfortificationsensor;irregular;steelreinforcedconcrete1　,CBD。,,。80m,5,19;148m,5,36,,。257570m2,94891m2,162679m2。11m2。。8。1　,18m,8,。,,。1ETABS。2　2.1。,,,。,x,y,。,y,y。。8,23。1。2。,148m,5.3。15.3m×21.5m;,,156m,2,10.27.26,24%。1200×1200,1200×11001000×800,1000×800900×700;。3。31GKL1H950×300×16×20GCL2H200×100×6×8GKL2H600×280×12×20GCL3H500×250×10×18GKL3H600×350×14×24GCL4H400×200×8×13GKL4H400×200×8×14GCL5H550×280×11×20GKL5H2000×450×35×35GCL6H450×200×9×14GKL6H1000×350×25×25GCL4aH300×200×8×13GCL1H400×200×8×14922　　b×hGKZ1(GKZ1a,GKZ1b,GKZ1(n),GKZ1a(n),GKZ1b(n))-0.10～15.76515.765～31.6801200×12001200×1200GKZ2(GKZ2a,GKZ2b,GKZ2c,GKZ2c(n))-0.10～15.76515.765～31.6801200×11001200×1000GKZ2d-0.10～15.76515.765～31.6801200×11001200×1000GKZ3(GKZ3a,GKZ3e)-0.10～15.76515.765～31.6801000×8001000×800GKZ3b(GKZ3c,GKZ3d)-0.10～15.76515.765～31.6801000×8001000×8002　3　600mm,450mm。C60C40,,。2.2,,800mm,15m25m,,、,C35;,,。,。:3.0m,1.8m,2000×3000。1.2m。C40。2.3,16273　　,4m,x(),、,(4)。,。4　3　3.1,111,。,、。:1)x,,,,,;2),,;3)93。Ⅲ,。,:(1)、,,,。、,“”。、、0.16,0.460.90。,、0.05(0.04)。(2),。,。(3),“”,Tg0.38s,ⅡⅢ,。,148m,JGJ3—2002150m,:1),;2)2,;3)8,,。3.21.,,,950mm,、,。x,y,x,x。,,1.3,0.85,。,,1.18,,。2.1627,,,。,,、,。,。3.8,。《》,。,,。,,“”。,。2,4,6,。,,78,8180mm,7150mm,150mm,。。。4.,。5.、,,,。,(2),,,。4　4.1,8,Tg0.38s,;,,,,。SATWEETABS,、,,60,36,0.04,,100。,,。,Tg0.45s,αmax0.46,。4.21.63。,,x,y。,,。943(s)SATWESATWEETABS(%)SATWEETABS(°)(x+y)UxUyKz13.2273.2770.161.0+0.00　56.480.050.2922.6012.76490.160.0+0.990.010.0456.710.783＊1.9802.17880.750.0+0.010.990.012.3346.0540.7761.099178.931.0+0.000.040.000.0650.7251.00690.580.0+0.770.230.280.010.1960.6670.79383.780.0+0.240.7512.860.740.30　　:＊。SATWE,ETABS0.61,0.66,0.85;0.76,0.78,0.85,。2.4,1.30,1.2,,1.4。4(mm)SESESESESEx150.18150.531821185033331.281.161.231.191818y100.0598.88112311111322201.301.191.291.231818x60.8243.58120561284133211.071.031.141.151818y21.6017.96159071684420131.241.141.191.131818　　:S,ESATWE,ETABS。3.、5,3.2%。、6,。5(kN)xy(kN)(%)xySATWE26515263058170303.253.22ETABS26920269058411003.203.206xyxy15160.890.70.850.70.960.750.990.7526270.880.70.830.70.940.750.990.750.6,0.7,0.7。0.1,。0.4,0.50.1,,。4.7,,,--,-。7(%)SATWEETABSSATWEETABSSATWEETABS1162736x2201229223499236098.568.8y1563202824055234056.108.0x1167139916944173556.447.5y55337918249187002.942.0x121966012230120759.005.2y65145813505119394.603.7x220214403792311436.7431.6y191411903189293937.5028.85.3,50,63%,,。,,。5。5　　,、95,。5　,,。,,6。6　　7　。,。L,,,7。6　(1),,。,,,。(2),,,,;,、,,“”,。。(3)JGJ3—200211.1.5,(0.25V01.8Vfmax),,。(4)、,,。致谢:工程设计中得到矫金广高工的悉心指导,参加设计的还有张文勇、邓涛、李浩等工程师,在此一并致谢[S].:,2002.[2](GB50011—2001)[S].:,2001.[3](GJ99—98)[S].:,1998.[4].[M].:,2005.[5].[M].:,2004.[6],.[M].:,2003.[7],,.[M].:,2000.[8]《》.()[M].:,2004.(60)、,;、,。4　。,、、,。,。,。致谢:工作得到中国建筑科学研究院胡德、白生翔、史志华、王晓锋等同志的帮助,在此表示衷心感谢![1].[J].,1983,4(1):23-31.[2].[R](5),,1989.[3],,.[M].,2001.[4].[R].1987.[5],.[J].,1987(3):16-22.[6].()[S].2005.[7](GBJ68—84)[S].:,1994.[8](GB50068—2001)[S].:,2001.96