南京中心大酒店在加层改造中,将室外半圆形庭院围合成9层高的超大共享空间,设计方案新颖,但实现难度很大。结构设计中为新增钢结构设置了清晰的传力路径,严格控制结构自重,解决了阻尼比确定、新老建筑共同工作等设计难题,并兼顾结构美观和市中心施工可行性,保证了项目的顺利实施,取得了很好的经济、社会效益。 Nanjing Central Hotel in addition to the transformation, the outdoor semi-circular courtyard surrounded by 9-storey large shared space, the design of novel, but the realization is very difficult. In the structural design, a clear transmission force path was set for the new steel structure, the weight of the structure was strictly controlled, the design difficulties of determining the damping ratio and the common work of the old and new buildings were solved, and the structural aesthetics and the feasibility of the downtown construction were taken into account to ensure the project The smooth implementation, has made very good economic and social benefits.