某高位轉(zhuǎn)換超限高層建筑抗震設(shè)計(jì)
張舉濤,孔令平
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張舉濤,孔令平(甘肅省建筑設(shè)計(jì)研究院, 蘭州 730030)[摘要]亞太城市月光住宅小區(qū)5#,8#樓為Y形平面高位轉(zhuǎn)換的超限高層建筑,采用了框支剪力墻結(jié)構(gòu)體系,框支框架選用了型鋼混凝土構(gòu)件,結(jié)構(gòu)整體的抗震性能目標(biāo)設(shè)定為D級,進(jìn)行了小、中、大震作用下的分析計(jì)算,判斷出薄弱構(gòu)件的位置,采取有針對性的加強(qiáng)措施,并對框支框架進(jìn)行有限元分析,對框支層樓板進(jìn)行受剪承載力計(jì)算,使本工程達(dá)到了設(shè)定“小震無損、中震中損、大震較重?fù)p”的抗震性能目標(biāo)。[關(guān)鍵詞]Y形平面; 高位轉(zhuǎn)換; 超限高層建筑; 框支剪力墻結(jié)構(gòu); 抗震性能設(shè)計(jì)中圖分類號:TU973.3+1文獻(xiàn)標(biāo)識碼:A文章編號:1002848X(2013)06004005Seismic design of an ultralimit highrise building with hightransfer layerZhang Jutao, Kong Lingping(Gansu Architectural Design and Research Institute, Lanzhou 730030, China)Abstract:The 5# and 8# buildings of Yatai City Moonlight Residential Quarter are ultralimit highrise buildings with hightransfer layer and Y\|shaped plane. Partial framesupported shear wall structure was adopted,and the SRC members was used in the frame structure. Seismic performance objective of the structure was grade D. Structure analysis and calculation were taken under different levels,including frequent earthquake, medium earthquake and rare earthquake. Weak members were judged and strengthened. The finite element analysis was used to frame structure, and the calculation of shear capacity was carried to frame supported floor slab. The project achieved the preset seismic performance objectives:“no damage under the frequent earthquake, moderate damage under the medium earthquake, heavier damage under the rare earthquake.”Keywords:Y shaped plane; hightransfer; ultralimit highrise building; framesupported shear wall structure; performancebased seismic design作者簡介:張舉濤,碩士,教授級高級工程師,Email:zhjut@126.com。參考文獻(xiàn)[1]建質(zhì)[2010]109號. 超限高層建筑工程抗震設(shè)防專項(xiàng)審查技術(shù)要點(diǎn)[S]. 2010.[2]JGJ 3—2010 高層建筑混凝土結(jié)構(gòu)技術(shù)規(guī)程[S]. 北京:中國建筑工業(yè)出版社,2011.[3]GB 50011—2010 建筑抗震設(shè)計(jì)規(guī)范[S]. 北京:中國建筑工業(yè)出版社,2010.
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