系统分析了索膜结构自振特性与预应力、矢跨比、索初始应力等的关系。
The relationship between frequency and prestress, ratio of rise to span of tensioned cable and membrane structure are also studied.
考虑风与膜结构的耦合作用，研究索膜结构在顺风向和垂直向风作用下的抖振响应规律及特性。
Considering wind-structure interaction, cable-membrane structure buffeting analysis under horizontal and vertical wind has been carried out in this study.
膜结构的非线性风振响应是流固耦合的共同作用问题 ，其中包括耦合因素——附加空气质量与气承刚度的计算。
Wind-induced dynamic response of membrane structures is characterized by fluid-structure coupling interaction, which includes the calculation of the added air-mass on the membrane.
研究分析中考虑了不同膜材料的弹性模量、不同膜的初始预应力、不同索的初始预应力以及不同结构高跨比对膜结构自振频率的影响，获得了索膜结构遮阳篷的风振有益的结论。
The results of the computation show us some variation regularity about the cable-membrane structure. It will be available for the further study about the response of the structure under the wind.
本文初步分析了薄膜结构与风环境的静力耦合作用对薄膜结构自振特性的影响。
There is an intense interaction between wind and fabric structures, which is a critical factor for the dynamic behavior of fabric structures.
本文初步分析了薄膜结构与风环境的静力耦合作用对薄膜结构自振特性的影响。
There is an intense interaction between wind and fabric structures, which is a critical factor for the dynamic behavior of fabric structures.
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