某復(fù)雜多層建筑結(jié)構(gòu)抗震設(shè)計
周 琪
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(上海建筑設(shè)計研究院有限公司, 上海 200041)[摘要]針對工程因建筑造型新穎而存在多種體型不規(guī)則,不能滿足國家現(xiàn)行相關(guān)規(guī)范與規(guī)程規(guī)定的情況,采用基于性能的抗震設(shè)計方法來進行結(jié)構(gòu)設(shè)計,以提高整體結(jié)構(gòu)的抗震性能。同時結(jié)合工程結(jié)構(gòu)體系特點和不規(guī)則情況,有針對性地提出關(guān)鍵位置結(jié)構(gòu)構(gòu)件的性能設(shè)計目標(biāo),并采用不同計算軟件進行整體結(jié)構(gòu)計算對比分析,研究了結(jié)構(gòu)構(gòu)件的抗震性能,并對結(jié)構(gòu)設(shè)計提出了可行的建議。[關(guān)鍵詞]抗震設(shè)計; 不規(guī)則結(jié)構(gòu); 基于性能設(shè)計; 結(jié)構(gòu)分析; 抗震措施中圖分類號:TU352.11 文獻標(biāo)識碼:A 文章編號:1002-848X(2014)05-0062-04Seismic design of a complex multi storied building structureZhou Qi(Shanghai Institute of Architectural Design & Research Co., Ltd., Shanghai 200041, China)Abstract: Featured with unique design in shapes, the project has irregular shapes which can not meet the requirements of relevant provisions of current national norms and codes. Performance-based seismic design method was used in the structural design to improve the seismic performance of the overall structure. Combined with structural system characteristics and irregular conditions, the performance-based seismic design objectives of structural members in key locations were put forward. Different calculation softwares were used to carry out comparative analysis of the overall structure and the seismic performance of structural members was studied. Suggestions on structural design were proposed.Keywords: seismic design; irregular structure; performance-based design; structure analysis; seismic measure