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Simplified Calculation for Wind Vibration Coefficient of Guyed Mast 桅杆结构风振系数简化计算
Mode shapes and wind vibration coefficient analysis for roof structure of the capital museum 首都博物馆屋盖结构的自振特性和风振系数分析
wind vibration coefficient 风振系数
Abstract: The aberrance of the vibration coefficient of steel tower under wind load cuased by aberrance of local mass and outline is not considered in recent applied eerie. 文摘:现行《高耸结构设计规范》中风振系数的计算没有考虑局部质量、面积变化的影响。
The conclusion demonstrates that the pulsating wind load is a vary harmful for the structure of ACSR,and the suggested coefficient of wind vibration was given. 研究成果不仅验证了脉动风荷载对这种结构是一种非常不利的荷载形式;而且给出了这种结构风振系数的建议取值.
and that the referencable wind vibration coefficients are provided under the calculated results of wind-induced dynamic response. 根据风振响应的计算结果给出了可供设计参考的结构风振系数。
wind induced vibration coefficient 风振系数
RESEARCH ON LATERAL WIND VIBRATION PERFORMANCES OF A LARGE SPAN TRUSS STRUCTURE OF BAOSTEEL CO. LTd. 上海宝钢大跨桁架横风向风振性能研究。
The mechanism of wind vibration control of single tube cone steel towers using tuned spring mass damper(called TSD)has been studied. 针对调频弹簧质量阻尼器(TSD)对单管圆锥钢塔风振控制的机理作了深入研究。
In this paper, the vibration problem of a chimney is studied from the aspects of chimney frequencies, wind vibration frequencies and Reynolds number. 本文从烟囱频率、风振频率和雷诺数三方面研究了该烟囱的振动问题。
The computational results show that the TMD is very efficient for controlling wind vibration acceleration of structures. 算例表明TMD对高层钢结构风振加速度的控制是十分有效的。
In the analysis of wind vibration,multi-modes and corre-modes need to be considered for the reticulated shell(RS)structures due to the closely spaced natural frequencies. 网壳结构具有模态分布密集的特点，在风振计算中，通常需要考虑多个模态的贡献，甚至需要考虑模态互相关的影响。
When the skybridge rigidity is weak comparing with that of the buildings, the wind vibration analysis and wind resistant analysis become very important in the design of skybridge. 因此当连廊的刚度与主体建筑刚度相比较弱时，连廊的风振分析与抗风设计往往成为设计中的关键问题之一。
wind-induced vibration coefficient 风振系数
The concept of dynamic offset angle is defined and it may connect the vibration coefficients with dynamic cutting forces. 首次提出了动态切削中动态偏角的概念,把切削振动和动态切削力联系起来。
The results show that the responses of earthquake and random wind vibration are reduced by 10% after adding viscous dampers,and responses of random wind vibration are reduced by 50% after adding viscous dampers. 结果表明;加黏滞阻尼器后;结构的地震反应减小10%25左右;风振反应减小50%25左右.
The wind was whispering in the trees. 一阵风穿过树林沙沙作响。
The wind whirled the dead leaves about. 风吹得枯叶在四处回旋。
The boat heeled over in a strong wind. 船在强风吹袭下倾侧了。
The shutters thumped the wall in the wind. 在风中百叶窗砰砰地碰在墙上。