The detailed demands of wind tunnel test and wind-induced vibration analysis are introduced.
结合空间结构的特点,介绍了空间结构风洞试验和风振分析的具体要求。
Control measures for wind-induced vibration have mainly aerodynamic measures, structural measures and mechanical measures.
风致振动控制的措施主要有气动措施、结构措施和机械措施三种。
At last, the effectiveness of the proposed method is verified by the wind-induced vibration of National Stadium main roof.
最后,通过国家体育场屋盖主结构的风振响应分析对所提出方法的有效性进行了验证。
In this paper, the achievements of study on wind-induced vibration, especially on flutter and buffeting, of long-span Bridges.
在简要回顾国内外关于桥梁两种主要风振-颤振及抖振控制研究的基础上,对大跨径桥梁的风振提出了控制措施。
Wind speed time series obtained with numerical simulation methods are adopted in structural analysis of wind-induced vibration.
基于数值模拟方法的风速时程曲线在桥梁结构风振分析中被广泛采用。
Compared with ordinary suspension bridge, pipeline suspension bridge's stiffness is smaller, wind-induced vibration problem is more prominent.
与普通悬索桥相比,管道悬索桥刚度更小、风振问题更突出。
The coupling effects of the wind-structure-soil on the along-wind for the wind-induced vibration response of high-rise building were considered.
本文综合考虑了风-结构-土的耦合作用对高层建筑顺风向风振响应的影响,研究了在各种参数下高层建筑风振响应的特性。
Optimum analysis technique for wind-induced vibration control of high-rise buildings is an important yet unsolved problem in structure wind engineering.
高层结构风振控制的优化分析技术是结构风工程中一个至今尚未得到合理有效解决的重要问题之一。
Evaluation results show that in the response analysis of structure to wind-induced vibration, the effects of SSI on the wind responses are not always conservative.
计算结果表明:在结构的风振响应分析中,考虑SSI并不总是安全的。
Therefore, the research on the mechanism of wind-induced vibration of trees has great significance to protect forest resources and the guidance of forest management.
因此,研究树木风振机理对于保护好现有的森林资源和指导林区的经营管理具有重要的意义。
The bridge structures are sensitive to wind, the dynamic response of wind-induced vibration will be the factors of restricting the rigidity and intensity and stability.
桥梁结构对风的作用更加敏感,动力反应更加突出,结构的风致振动不足往往就成为制约结构刚度、强度和稳定性设计的因素。
After color noise as wind load is generated from white noise filter, wind-induced vibration of guyed masts is described as random vibration under white noise excitations.
经过对风荷载这种有色噪声进行白噪声滤波,桅杆结构的风致振动描述为白噪声激励下的随机振动。
Screens structure parameters, establishes contrast model by ANSYS, analyzes the impact of structural parameters on the wind-induced vibration reduction of tree structure.
通过建立ANSYS对比模型,分析树木各结构参数对风振减振效能的影响。
Numerical simulation results show that this active control strategy can effectively attenuate the wind-induced vibration and improve the tracking accuracy of the feed source.
数值结果验证了该主动控制策略能够有效衰减风荷振动,从而提高了馈源轨迹跟踪精度。
Through the response evaluation of frame structures to wind-induced vibration, the effects of soil-structure interaction (SSI) on the responses of the structures are illustrated.
通过框架结构的风振响应计算,说明土-结构相互作用(简称ssi)对结构风振响应的影响。
The vortex-induced vibration, rain-wind-induced vibration, wake galloping and buffeting of the cable of a cable-stayed bridge are analyzed, and relavant control measures are summarized.
分析了斜拉桥拉索涡激振动、风雨激振、尾流驰振和抖振的振动机理,并总结了控制这些振动的措施。
To restrain the wind-induced vibration of its feed cabin and the pseudo-drag of its cable, we propose a new structural scheme for adding a fluid vessel to the moving platform of the robot.
为了抑制悬索虚牵和馈源舱的风致振动,提出了在此机器人的动平台上增加盛液容器的结构新方案。
Analysis of three-dimensional models under in-service wind speed, out-of-service wind speed and typhoon wind speed is carried out to study the wind-induced vibration response of gantry crane.
本文分别将龙门起重机三维模型放于工作状态风速、非工作状态风速、台风风速三种风速下进行风致振动响应分析。
In order to utilize this tower to the best, make its technology of design and manufacture more proficient, the author studies its static nonlinear analysis and control of wind-induced vibration.
为了使单管塔的性能能够充分发挥,使其设计施工技术更加成熟,本文对单管塔的静力非线性和风振控制进行了分析和研究。
There are great differences in the vibration characteristics induced by wind between large steel bridge tower and concrete bridge towers.
大型钢制桥塔其风振特点与常规混凝土桥塔有较大差异,国内有关钢桥塔风振研究较少。
When the pulsating load, such as water wind and earthquake, ACTS on a large-scale structure or building, vibration will be induced.
水流、风、地震等脉动荷载作用在大型结构或建筑物时,经常会诱发结构振动。
The first of all, the control effect of TMD or TLD system on the wind - induced vibration response is changed into the reduction of wind loads.
首先,将TMD、TLD系统的风振控制效果归并到了受控结构的风荷载折减上;
Controlling the comfort of tall building due to wind induced vibration is important for structure design.
高层建筑风振舒适度的控制是结构抗风设计的一项重要内容。
The main form of the rod wind vibration is crosswind vibration, called the vortex-induced vibration according to the reason.
岸边起重机杆件的风致振动的主要表现形式为横风向的振动,按发生原因称为涡激振动。
The wind-induced and seismic vibration control of high-rise truss tower using passive and intelligent semi-active dampers are systematically studied in this paper.
本文对被动及智能半主动阻尼器用于高耸塔架结构风振和地震反应控制进行了较为系统的研究。
Controlling the comfort of tall steel structures due to wind induced vibration is an important structure design.
高层钢结构风振舒适度控制是结构设计的一项重要内容。
The action between rivulet and cable surface is one of the difficulties in establishing theoretical models of rain-wind induced vibration.
如何假定水线与拉索表面之间的作用力是建立风雨激振理论模型的难点之一。
The results show that the method is effective to study the wind-induced response and ESWL of large span roofs, by taking into account of multi-mode vibration of the structures.
结果表明本文方法能够有效地分析大跨度屋盖结构的风振响应和等效静力风荷载,能够解决大跨度屋盖结构中多振型参与振动这一主要问题。
The wind induced vibration and vibration reduction of cables are in long term the key concerns of research in this field.
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 wind induced vibration and vibration reduction of cables are in long term the key concerns of research in this field.
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。
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