桥塔

应用大型TMD抑制崖门大桥RC桥塔的抖振响应

Applied TMD to suppressing buffeting response of RC pylon tower on Yamen cable - stayed bridge

结合大型通用有限元程序MIDAS，ANSYS对混凝土桥塔以及钢箱梁进行了温度效应分析。

Using the FEA program ANSYS , MIDAS , the temperature effects of PC bridge tower and steel box girder are researched .

斜拉桥H形桥塔气动力系数风洞试验研究

Measurement for Aerodynamic Coefficients of H-shape Pylon of Cable-stayed Bridges by Wind Tunnel Test

H形桥塔随横梁的上移，其抵抗面内失稳和抗扭转能力明显增加；

The position of crossbeam of H pylon style is higher , the longitudinal and torsional buckling resistance is larger .

利用模拟得到的风场和大型有限元软件ANSYS完成了桥塔抖振模型的建立、自振特性的分析以及抖振响应的时域计算。

The establishment of tower model , natural vibration characteristics analysis , and the buffeting response time domain calculation are achieved with the help of simulation wind field and ANSYS . 5 .

将上述部分理论与方法运用于非线性GPS基线解算、GPS水准高程的非线性高斯函数拟合及桥塔位移的非线性时序分析等应用问题，得出许多有意义的结论和满意结果。

Applying some way and theory to solution of nonlinear GPS baseline , GPS elevation regression by nonlinear Gauss function , and nonlinear time-serials model analysis on deformation of bridge tower , and got meaningful conclusion and results .

最后，结合崖门大桥的桥塔施工进行实例TMD减振分析，实测结果表明TMD的减振效果非常好但其设计过程也很复杂。

It is demonstrated that the reduction of vibration by TMD to the tower of bridge is very effective despite the complicity involved in the design process .

为研究TMD对崖门桥塔的减振效果而进行的风洞试验表明，用于该桥塔的TMD设计合理，对桥塔的横桥向抖振有较好的抑制作用。

The results of the wind tunnel test , which were made to research the effect of TMD indicates the TMD was suitable and useful for Yamen bridge pylon tower .

按照谐波叠加原理并且结合桥梁结构的形态特点，计入风速随结构高度改变而随之改变的特点，利用MATLAB软件编了相应的模拟程序进行计算，从而获得了桥塔的二维脉动风场的模拟。

The simulation of tower two dimensional pulsation wind field is established by the simulating MATLAB programs based on harmonic number superposition principle , the bridge configuration properties , and the consideration of the different wind speed in different tower heights . 4 .

针对一实际悬索桥桥塔横梁的施工支架，考虑施工中可能产生的初始缺陷及横向偏压等，利用ANSYS并考虑几何非线性和材料非线性，对其进行了分析。

During the construction of bearing carrier , initial defect and transverse pressure are unavoidable . Based on it a real construction bearing carrier of tower crossbeam of a suspension bridge is analyzed by ANSYS software considering geometry nonlinearity and material nonlinearity .

给出了POD型谱表示法模拟具有桥塔风效应风场的简化算法。（2）对两类谱表示法在理论上和数值上进行了精细化的误差分析。

Furthermore , the POD-based method can be employed to simulate the wind fields including wind passage effects . ( 2 ) Concerning the detailed error assessment of the two types of spectral representation methods , both analytical and numerical .

另外并应用BSAS软件详尽分析了桥塔施工阶段的结构行为。

And the structural behavior of the pylon in construction stages is analyzed comprehensively , using another finite element software BSAS .

为此，本文结合南京第三长江大桥桥塔，基于被动调质阻尼器（TMD）对这一钢制桥塔的涡振控制进行了研究。

For this reason , the control of the vortex-induced vibration of the tower of the Nanjing No. 3 Bridge over the Yangtze river was studied in this paper , based on Passive Tuned Mass Damper ( TMD ) .

滨州黄河大桥主桥是三塔预应力混凝土斜拉桥，桥塔采用C55高性能混凝土。

Binzhou Yellow River Bridge , which is a three-tower prestressed concrete cable-stayed bridge , applies the C55 concrete in the towers .

厢式货车在桥塔区域的气动力特征研究

Study on the aerodynamic characteristic of van nearby bridge tower region

斜拉桥桥塔锚座局部应力分析

Local Stress Analysis of Anchor Pedestal of Cable Stayed Bridge Tower

研究了桥塔区域车辆的气动性能。

The aerodynamic characteristics of vehicle are studied near the bridge tower .

大跨悬索桥塔和锚碇的合理设计

Rational Design of Long Span Suspension Bridge Towers and Anchorages

考虑桥塔风场效应的斜拉桥抖振时域分析

Time-domain buffeting analysis of cable-stayed bridge considering pylon wind field

基于模型变点理论的桥塔位移非线性时序分析

Nonlinear time-serial analysis on displacement of bridge-tower based on theory of model change-point

高耸多曲面桥塔结构的模板工程

Formwork Used for the Highrise Multi-curved Bridge Tower Structure

这座桥是由系在两座桥塔上的粗大铁链支承的。

The bridge was supported by heavy iron chains hanging from two towers .

长沙洪山大桥桥塔倾角对其成桥状态的影响

Influence of Tower Obliquity of Hongshan Bridge , Changsha on Its Completed State

悬索桥桥塔横梁施工支架的非线性稳定性分析

Nonlinear Stability Analysis of Construction Bearing Carrier of Tower Crossbeam of Suspension Bridge

琴桥桥塔拉索锚下锚固区局部应力分析

Local Stress Analysis of Anchorage Zones of Qin Bridge

桥的中段是由二个巨大的桥塔支撑著。

The middle part of the bridge is supported by two huge towers .

斜拉桥在大震作用下桥塔的失稳破坏仿真分析

Emulation analysis of cable-stayed bridge tower from losing steadiness to destruction under heavy earthquake

预应力混凝土空心桥塔锚固区受力特点研究

Study on Anchorage Zone of PC Hollow Tower

混凝土斜拉桥塔梁临时固结构造设计

Design of Temporary Rigid Fixity Structure for Pylon and Girder of Concrete Cable-Stayed Bridge

斜拉桥塔端索导管安装定位施工技术

Technique for Installation of Steel Conduits at Tower Column of A Cable Stayed Bridge