长沙东方芙蓉广场高位连体结构设计

43220131BuildingStructureVol．43No．2Jan．20134300711#2#3#。。。。TU318.8A1002-848X201302-0017-05ConnectingstructuredesignonChangshaDongfangFurongPlazaFanTingWangFeiKanMingWuhanHechuangArchitecture＆EngineeringDesignFirmWuhan430071ChinaAbstractThreetowersofChangshaDongfangFurongPlazaareconnectedbysteelcorridor．Undertheactionofwindorseismiceffectsthedynamiccharacteristicsoftwotowerswouldbeaffectedbythecorridorandtheforceoftheconnectingpartsbecomesquitecomplicated．Thusthecorridoreasilyfallsdownfromthemainstructureandcausessignificantlossesofpeopleandproperty．ThereforeasakindofweakconnectionstheleadrubberbearingLRBwasadoptedinthisproject．Thenonlinearseismicresponseanalysisfortheleadrubberbearingwasstudiedandthedynamicresponseofthemainstructurewiththecorridorwascomparedwiththatofthemainstructurewithoutthecorridor．TheresultsindicatethattheLRBcanmeetthedesignrequirements．DuetotheLRBtheeffectofsteelcorridoronthemainstructurewasweakenedandthemainstructureandthesteelcorridorweredesignedindependentlytodecreasethedesigndifficultyofthemainstructureandensurethestructuresafety．Keywordssteelcorridorvib[e-mail]。151#～5#1#2#2630-98.5m3#27-99.2m4#5#34。1#～5#2118173m296496.46m221676.54m2。1#2#3#71.278.285.2m1#3#1。1#71.285.2m1#78.2m3#。17.7m8.1m14.0m、、HW400×400×13×21。2。610.05gⅡ。1000.4kN/m22013B1。2。22.12-4。121#3#GZY800-16053。4link。232.212.13mm5440mm5-7425。2。33.1、4.53.5kN/m2、6.52.0kN/m2。74.7m81.7m9.0kN/m28。10.5kN/m10.5kN/m1.0m8.5m18.30kN/m。3.23D3S、、3D3S3D3SSAP2000。ETABS、FrameSAP2000LinkIsolator1。4X3D3SSAP20001。。62。。5SAP2000。81432．/mm1Link1234563D3SUx3.092.201.141.422.201.32SAP2000Ux1.342.301.161.162.351.38Link7891011123D3SUx1.322.201.143.092.751.32SAP2000Ux1.382.301.161.162.301.383D3SSAP2000/s2T1T2T3T4T5T63D3S0.4990.4770.4430.4370.3300.227SAP20000.4990.4830.4570.4470.3310.2535.1CQCXYαmax=0.063。/mm3Link123456Ux2.420.431.311.180.712.11Uy5.344.365.805.482.793.86Link789101112Ux2.420.431.311.190.722.12Uy5.423.223.916.345.867.765.20.65αmax30kN、、9。5.326cm/s2POMONA、LACC、ElCentroRH1TG035Ⅱ0.35s0.02s0.0530s。ElCentroLink124YLink74X5～8ElCentroLink12Link7。1X7.76mm2412X59.4kNX4.3mmY160.7kNY11.64mm。6。5．34161cm/s2。ElCentro5Link12Y-6Link12Y-7Link7X-8Link7X-9Link12Y-10Link7X-912013910ElCentro。Link12Link74YX。12X121.1kNX32.5mmY186.3kNY77.9mm440mm910-。7。PKPMEPDA、EPDAⅡ、0.35s2TH1TG035TH2TG0351RH1TG035161cm/s20.02s。11。1111286.6mmRH1TG035440mmGZY800-160。8SAP20005．3426cm/s241213。41#2#3#CQCT12.872.682.822.82/sT22.682.522.662.66T32.341.702.572.57/mm50.335.445.240.1X/kN5815488156241#2#47943#52811#2#44103#Y/kN5286434250271#2#41663#43251#2#36183#121#2#133#14、。13#2.685s1#2#2.873s3#1#2#2.780s。212311#2#21#2#302432．1#2#1#2#3#3#1#2#。34。445%。512131#2#。5%1#2#3#3#。6。。91。。2GZY800-160。3、1#2#3#。4。50mm。。。1GB50009—2001S．2001．2．M．2005．3．J．199814274-76．4．J．1999191273-77．5GB20688.3—2006S．2006．6．MOMAC//．2006300-305．7．MOMAJ．200845358-64．8GB50017—2003S．2003．9GB50011—2010S．2010．759．J．200637111303-1308．10．J．200518224-27．11TERZAGHIK．TheoreticalsoilmechanicsM．NewYorkWiley1943．12FANGYSISHIBASHII．StaticearthpressureswithvariouswallmovementsJ．JournalofGeotechnicalEngineeringASCE19861123317-333．12