【摘要】 河北开元环球中心主楼为高242m的超限高层建筑,采用钢-混凝土组合框架-钢筋混凝土核心筒混合结构体系。介绍了该工程的风洞试验和钢管混凝土斜柱试验研究,对设计过程中的技术难点如地基基础设计、斜柱转化层、加强层和薄弱层等问题进行了分析,采取了不同的技术措施。通过对整体结构舒适性、抗火、抗震计算结果的对比分析得出,工程各项计算指标比较理想,所采取的措施合理,整体设计满足性能目标设计要求。更多还原

【Abstract】 A frame-core wall hybrid system is applied in Hebei Kaiyuan World Center,which is a super high-rise building with the height of 242 meters.The wind tunnel test and diagonal column test were introduced.The technical problems of the design of compensated foundation,diagonal column transitional layer,story with outriggers and belt members and weak stories were summarized,and some technique measures were taken.The results of comfortable degree,fire-resistant and earthquake resistance show that the entire design of the structure can meet the design demand.更多还原