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随机风荷载     
相关语句
  stochastic wind loads
     Integral Fatigue Analysis of Single-layer Latticed Cylindrical Shells under Stochastic Wind Loads
     随机风荷载下单层柱面网壳的整体疲劳分析
短句来源
     Integral Fatigue Analysis of Single-1ayer Spherical Reticulated Shells under Stochastic Wind Loads
     随机风荷载下单层球面网壳的整体疲劳分析
短句来源
     To ensure the safety of the single layer reticulated shell, it is necessary to analyze the fatigue-resisting performance of the single layer reticulated shell under the stochastic wind loads.
     为了保证单层网壳结构的使用安全,有必要研究其在随机风荷载作用下结构的抗疲劳性能。
短句来源
     The problem of integral fatigue of single-layer spherical reticulated shells under stochastic wind loads was studied.
     对随机风荷载下K6型单层球面网壳的整体疲劳问题进行了研究。
短句来源
  wind load of random
     The Vibration-proof Research under the Wind Load of Random in the High-rise Structure in Tower
     塔式结构在随机风荷载激励下的抗振研究
短句来源
  stochastic wind load
     Discrete Analysis of Vibration Response Moment of Guyed Mast to Stochastic Wind Load
     随机风荷载作用下桅杆结构响应矩计算的离散分析法
短句来源
  random wind loads
     Based on nonlinear characteristics of the structure and its coupling effect with the wind,the nonlinear wind vibration responses of the new structure under the action of random wind load in time domain using the method of simulating the random wind loads are studied.
     基于这种结构的非线性特征,并且考虑风与结构的耦合作用,应用随机风荷载模拟方法,研究新型雨篷结构在随机风荷载作用下时域内非线性风振响应。
短句来源

 

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    In this Paper, we'll discuss a new idea for dynemic design of the structure of windmill tower by combining the theoretical computation witk the experimental results of reduced scale modeling and especially, discuss the reduced dynamic modeling technic of the windmill tower, the wind load on the tower and the similarity transformation of model parameters. Experiments Proved the feasibility of the optimization design-of the tower vibration.

    本文讨论了应用理论计算和缩尺模型测试相结合的方法进行风力机塔架的结构动态设计。讨论了作用在风力机上的随机风荷载、塔架的动力相似模型以及该模型的试验模态参数,得到理论计算、相似换算和模型测试结果的一致性,从而为塔架抗风振优化设计开辟了新途径。

    An experimental study was carried out on the aeroelastic model for a 183m high self supporting tower in transmission line across a river.Some valuable results such as wind load factor and wind induced response have been obtained.In addition,the numerical computation of the buffeting response was done in frequency domain based on quasi stead theory and space truss moldel.

    以183m高的某跨江输电铁塔为原型,设计制作了全塔气动弹性模型,对高耸格构式结构的风荷载及风振响应进行了风洞试验研究,获得了风振响应和风振系数等重要结果,并采用空间桁架模式,考虑风与结构耦合作用的影响,在频域中进行了随机风荷载作用下的风振响应数值计算机分析。

    Analysis of second-order stochastic response is carried out. By applying the member-story vibration model, the statistic values of the stochastic response of the structure subjected to wind vibration are obtained. Finally, numerical examples are given herein, and the brace effects on statistic values and the normal use reliability of the structures are discussed,therefore the brace optimization is studied.

    通过杆系──层间模型,分析了高层建筑带支撑钢框架结构的二阶随机风振响应问题。用等效线性化方法,分折了二阶效应的结构振动方程,获得随机风荷载作用下结构的层间位移,速度和加速度的统计量。并结合工程算例讨论了支撑刚度对结构风振响应及抗风可靠度的影响,进而探讨支撑刚度的优化设计问题。

     
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