风振系数
- 网络Wind vibration coefficient;gust factor
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TMD控制下钢塔结构风振系数的计算方法
Calculation Method for Wind Vibration Coefficient of Steel Tower with TMD
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生成了若干关键点的功率谱密度(PSD)和响应的均方值,以及荷载风振系数、位移风振系数。
As a result , some parameters of the key points have been got including the power spectrum density ( PSD ), the response variance , the gust response factor for load and displacement .
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美日两国规范和ISO标准都是将阵风影响系数取为一个恒量,中国规范中的风振系数却是随高度变化的量。
In the ISO standard and the wind load codes of America and Japan , the wind-induced vibration coefficient is called gust effect factor and is a constant , whereas it is a parameter changing with the elevation of the structure in the China ' code .
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本文研究了TMD控制下钢塔的风振系数,推导出其计算公式,进而计算结构的等效静力风荷载和风振响应。文章最后给出了工程实例。
In this paper wind vibration coefficent of steel tower with TMD is studied and its calculation equation is derived , so that equivalent static wind loading and wind induced vibration responSe of structure can be calculated simply , and a project example is given .
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高耸结构风振系数的理论研究和应用
The Theoretical Study and the Application of Gust-Loading Factors for Tower-Structures
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集中质量和面积引起的钢塔风振系数变异
Aberrance of the Vibration Coefficient of Steel Tower under Wind Load
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基于准稳定理论输电塔风振系数计算方法
Quasi-stable Theory Based Transmission Tower Wind Vibration Coefficient Calculation Method
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输电塔风振系数简化计算
A Simplified Method for Gust Loaded Factor of Transmission Tower
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大跨单层球面网壳的风振系数及其参数分析
Wind load factor and parametric analysis of long-span single-layer spherical reticulated shell
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橡胶铅芯阻尼器控制下输电塔风振系数研究
Research of Wind-induced Vibration Coefficient for Transmission Towers using Lead Rubber Dampers
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高耸结构风振系数简化分析方法
The Simple Analysis Method of Wind Vibration Coefficient for the Tower Structures
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钢结构广播电视塔风振系数的计算与对比
Calculation and comparision of vibration coefficient of steel television tower under wind load
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考虑支承方式和底部高度对点支式幕墙支撑结构风振系数的修正
Revises for Differently-supported and Over-ground-base of Gust Response Factors of Point-supporting Curtain Wall
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进行参数分析,并总结了结构响应的风振系数。
The parameter analysis is done and the structural response factor is provided .
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基于复杂外型建筑物的风振系数
Research of the Coefficient of Wind - induced Vibration About Complicated Tall Buildings
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大跨网架屋盖结构的风振系数计算
Calculation of Dynamic Wind-load Factor of Long-span Grid Roof
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点支式幕墙支撑结构风振系数计算
The Calculation of Wind Vibration Factors on the Points - supporting Glass Curtain Wall
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首都博物馆屋盖结构的自振特性和风振系数分析
Mode shapes and wind vibration coefficient analysis for roof structure of the capital museum
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门架式交通标志的风振系数计算
Calculation method for wind-vibration coefficient of gantry signs
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刚性模型风洞试验确定大跨屋盖结构风振系数的多阶模态力法
Determination of wind load factors of long-span roof structures using rigid model wind tunnel test
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并提出了便于工程设计使用的整体风振系数。
And the wind-induced vibration coefficient for the whole structure is proposed at the same time .
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在输电塔结构设计中,风振系数的取值非常重要。
The value of wind - induced vibration coefficient is very important in transmission towers design .
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微波塔自振周期与风振系数的计算分析
Computation and Analysis on the cycle of Free Vibration and Wind Vibration Factor in the Microwave Tower
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并由此从位移风振系数的角度提出了对基于准定常假设下的模态分析法的修正。
So the spectral analysis method based on the quasi-static assumption is modified in the present study .
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屋顶微波塔风振系数的计算与对比
Calculation and Comparision of Vibration Coefficient of Steel Microwave Tower on the Top of A Building Under Wind Load
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大跨度屋盖结构的荷载风振系数和风压计算具有庞大的工作量。
The amount of work of the wind vibration and wind load of large roof structures is very large .
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在两端简支模型风振系数计算表格的基础上,加以支承方式修正和底部高度修正,由此得到适用范围更为广泛的幕墙支撑结构风振系数计算公式。
Based on the computing tables of former studies , differently-supported revise and over-ground-base revise are developed for wider application .
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对示例门架的计算结果表明:不考虑风振系数使风荷载取值减小约50%,不能保证门架结构的抗风安全;
The results indicate that the ignorance of wind-vibration coefficient leads to the reduction of about 50 % for wind load .
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分析结果表明,时域法和频域法求得的风振系数的分布趋势是完全一致的,在数值上也是比较接近的;
The analytical results demonstrate identical distribution and contiguous numerical value of wind vibration coefficient concluded from the two varied methods ;
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在频域内分别采用阵风荷载因子法和风振系数法计算了顺风向等效静力风荷载及其位移响应。
The along-wind equivalent static wind force and response was calculated by gust response factor method and the dynamical wind coeffcient method respectively .