北京世界金融中心钢管混凝土柱设计
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应芬芳 (建设部建筑设计院 北京 100044)
[提要] 比较详细地介绍了北京世界金融中心钢管混凝土柱的设计过程,并且将其与钢骨混凝土柱、钢筋混凝土柱进行了经济比较,同时以柱底层为例介绍了钢管混凝土柱承载力的计算,以标准节点为例介绍了钢管混凝土柱节点的计算。
[关键词] 钢管混凝土柱 管壁应力 上环板 下环板This article introduces the procedure in design of concrete-filled steel tubular column, and compares such column with steel-reinforced concrete column and reinforced concrete column in technical items and cost. How to calculate the column's load-carrying capacity and how to make the joint stronger through one or two example are explained.
Keywords: concrete-filled steel tubular column; stress in tubular wall; strengthening plate; bearing plate