东营会展中心展馆超长结构设计-建筑结构 关键词］大跨度屋盖；超长混凝土结构；温度作用 [gap=1054]Keywords:large-span roof; super long concrete structure; temperature effect
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大跨度屋盖结构 large span roof structure
Long-span roof-generally light, flexible, low damping and low natural frequencies-is prone to wind and wind load is one of the most important loads to control structure design.
大跨度屋盖结构具有质量轻、柔度大、阻尼小、自振频率低等特点,风荷载往往是结构设计的主要荷载。
参考来源 - 大跨度平屋盖结构风振响应计算与参数分析Grid structure, a form of Large-span roof, is analyzed according to constitutive relation considered damage.
本文基于损伤本构对应用广泛的大跨度屋盖结构形式—网架结构进行了计算分析。
参考来源 - 基于损伤本构的网架结构计算分析·2,447,543篇论文数据，部分数据来源于NoteExpress
大跨度屋盖围护结构的设计风荷载研究。
Research on the wind-resistant design methods of long-span roofs.
裙房大跨度屋盖采用了后张有粘接预应力混凝土井字梁楼盖结构，设计时考虑了次弯矩的影响。
The post tensioned bonded prestressed square-crossing beams are applied in larger span roof design of podium, and secondary moments are considered in design.
针对大跨度屋盖结构多振型参与振动的特点，提出了一套确定该类结构等效静力风荷载的精细化方法。
An elaborate method is developed to analyze equivalent static wind loading (ESWL) of large span roofs, in order to cope with the problem of multi-mode vibration of these structures.
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