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(華東建筑設(shè)計(jì)研究院有限公司  上海 200002)
［提要］  采用后外包鋼管混凝土柱，鋼結(jié)構(gòu)組合樓面置換，核心筒剪力墻粘鋼加固等方法對中國民生銀行總部大廈進(jìn)行改擴(kuò)建設(shè)計(jì)。建筑高度由原1347m增至1886m，建筑面積增加約3萬m2。介紹了結(jié)構(gòu)體系和抗側(cè)力體系的確定、結(jié)構(gòu)計(jì)算分析、結(jié)構(gòu)加固方法、高強(qiáng)灌漿材料選擇、鋼結(jié)構(gòu)置換施工順序及節(jié)點(diǎn)構(gòu)造等內(nèi)容。
［關(guān)鍵詞］  超高層建筑  改擴(kuò)建  置換  后包鋼管混凝土柱  邊緣構(gòu)件  粘鋼加固
Design of Reconstruction and Expansion of China Minsheng Bank Mansion/Rui Mingzhuo,Zhang Yu,Tong Xing,Wang Dasui,Liu Mingguo,Li Lishu(East China Architectural Design & Research Institute Co.,Ltd.,Shanghai 200002,China)
Abstract:China Minsheng Bank Mansion is reconstructed and expanded by the methods of RC column postcovered steel tube, composite steel and concrete floor substitution and core wall externally bonded steel frames strengthen etc. The height of building is increased from 1347m to 1886m and the total area is enlarged 30 000m2. Contents of structural design for the mansion are introduced, including structural system establishment, structural analysis, seismic design, structure reinforcing methods, high strength material selection, substitute subsequence from concrete floors to composite steelconcrete floors and joint connection etc.
Keywords:super highrise building; reconstruction; expansion; substitution; postconcretefilled steel tubular reinforced column; edge element; steel bonding reinforcement