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第七届中国花卉博览会花伞结构根据仿生结构设计。结合具体的结构设计,介绍了花伞的结构体系,结构静力、动力分析结果,并根据结果确定合理的混凝土浇筑高度,重点介绍了结构多杆件交叉连接的处理方法,并对复杂节点进行有限元分析。通过对花伞进行静力弹塑性分析,验证了结构性能可以满足规范要求。
The seventh China Flower Expo umbrella structure according to the bionic structure design. Combined with the concrete structure design, the structural system, structural static and dynamic analysis results of umbrella were introduced, and reasonable pouring height of concrete was determined according to the results. The treatment method of multi-bar cross-connection was introduced emphatically and the complex nodes Finite element analysis. Through the static elastic-plastic analysis of the parachute, it is verified that the structural performance can meet the specification requirements.