钢管混凝土拱桥

说明非线性对大跨度钢管混凝土拱桥的内力影响较大。

The results show that nonlinearity must be considered in calculating structural internal forces of large span CFST arch bridge .

通过对已设计的四座钢管混凝土拱桥的拱轴线采用不同线型时的内力分析，得出了一些规律，其可供设计钢管混凝土拱桥选择拱轴线型时参考。

In this paper some rules have been attained according to internal forces analyses of in the four designed CFST arch bridges while adopting different arch axial linetypes .

对大跨中承式钢管混凝土拱桥常用的X撑及米字撑的合理间距进行了探讨。

The reasonable space of Mibrace and X-brace commonly used in the large-span half-through concrete filled steel tube ( CFST ) arch bridge was researched .

采用ANSYS有限元软件对茅草街钢管混凝土拱桥的振动频率及振型进行了分析，并讨论了主要结构参数对其动力特性的影响，为本桥的动力设计提供参考。

The ANSYS software is utilized for calculating the vibrating frequencies and vibration shapes and discussing the effect of major structural parameters on dynamic characteristics for the dynamic design of this bridge .

特大跨径钢管混凝土拱桥钢管拱肋的吊装施工特大跨径RC拱桥悬拼合拢技术的探讨

Construction Techniques of Steel Pipe Arch Rib Hoisting of Extra Long Span Concrete-Filled Stell Pipe Arch Bridges Discussion on Technology of Suspending and Connecting for the RC Bridge with an Unusual Big Span

CNG混空气掺混弛放气作为调峰气源的应用钢管混凝土拱桥中钢管与混凝土相互作用问题

The application of CNG-air mixture adding purge gas used as gas source for peak load adjustment Interaction of steel pipe and concrete in concrete-filled steel tube arch bridge

330m上承式钢管混凝土拱桥几何非线性与稳定性分析

Analysis on Geometrical Non-linearity and Stability of 330-m Deck Steel-pipe Concrete Arched Bridge

基于ANSYS软件的结构分析功能和优化功能，应用此方法对一座钢管混凝土拱桥拱肋的悬拼吊装中的索力进行了计算。

Based on the function of ANSYS on structure analysis and optimization , the method was implemented to calculate the cable forces in the process of segment suspending construction of a concrete-filled steel tubular ( CFST ) arch bridge .

HCSA膨胀剂在西安某钢管混凝土拱桥工程中的应用

Application of HCSA Expansive Agent to Arch Bridge Project of Concrete Filled Steel Tubes

结果表明，横撑对斜拉拱桥稳定性的影响体现了和一般钢管混凝土拱桥相同的性质，对结构稳定性影响最大的是桥面上3/8处的K字撑。

The result indicated that the arrangement position of the lateral brace played the decisive role in the stability of the cable-stayed concrete filled steel tube arch bridge . The lateral brace lying 3 / 8 above the deck exerted the greatest impact on the structural stability .

本文以主跨460m的中承式钢管混凝土拱桥&巫峡长江大桥为背景，主要研究了静阵风响应，尤其是风致抖振响应。

Based on the background of the Wu Gorge Bridge of Yangtze River which is a semi-supported concrete-filled steel tube arch bridge with a main span of 460m , this dissertation is concentrated on the static gust responses , especially on the wind-induced buffeting responses .

在构建动力分析有限元模型的基础上，采用时程分析法对一主跨132m的钢管混凝土拱桥进行地震反应分析，并得出了相应的结论。

Based on constructing the finite element module of dynamic analysis , this paper carries out the analysis of seismic responses on the steel-tube concrete arch bridge with main span of 132 meters by using the time-history analysis , and gets the corresponding results .

某桥主桥上部结构为计算跨径84m的下承式钢管混凝土拱桥，介绍对该桥进行的施工监控前期的优化计算，以及施工监控过程中的优化计算。

The superstructure of the main bridge of a bridge is a through bowstring arch bridge of concrete-filled steel tubes with calculated span length 84 m. This paper presents the optimization calculation of monitoring and control at both the early stage and in course of the construction of the bridge .

钢管混凝土拱桥地震反应分析

Analysis of Earthquake Response on Concrete Filled Steel Tubular Arch Bridge

钢管混凝土拱桥几个应注意的问题

Some problems that merit attention to concrete-filled steel pipe arch bridge

钢管混凝土拱桥的地震时程反应分析

The Time-history Analysis of Seismic Responses of Steel-tube Concrete Arch Bridge

既有钢管混凝土拱桥的有限元模型修正

Finite Element Model Updating of Existing Steel Pipe Concrete Arch Bridge

考虑徐变的钢管混凝土拱桥结构分析

Structure Analysis with the Effect of Creep in CFT Arch Bridge

地震作用下钢管混凝土拱桥的动力稳定性

Dynamic Stability of Concrete Filled Steel Tubular Arch Bridge Under Earthquake

中承式钢管混凝土拱桥的优化设计

Optimization design of semi supported concrete filled steel tubular arch bridges

钢管混凝土拱桥施工中几个问题的探讨

Discussion on Problems Existed in Steel Pipe Concrete Arch Bridge Construction

钢管混凝土拱桥结构的三维非线性地震反应分析

The analysis of 3D nonlinear earthquake response about CTST arch bridge

钢管混凝土拱桥的模拟损伤动力诊断分析

Dynamic Diagnose Analysis on Concrete-filled Steel Tube Arch Bridge with Simulating Damages

钢管混凝土拱桥拱肋刚度取值

The steel-concrete pipe arch bridge rib rigid degree value chosen

浅谈大跨径钢管混凝土拱桥施工工艺

Construction Technology for Long-Span Arch Bridge of Concrete-Filled Steel Tubes

钢管混凝土拱桥施工中的计算机辅助方法

Computer-aided Method in Construction of Steel Pipe Concrete Arch Bridge

大跨中承式钢管混凝土拱桥的横撑布置

Lateral brace arrangement for large-span half-through concrete filled steel tube arch bridge

冲击回波法在钢管混凝土拱桥检测中的研究

Study of Impact-Echo Method Detection in Arch Bridge of Concrete-Filled Steel Tube

钢管混凝土拱桥拱轴线的计算机辅助设计

Computer Aided Design of Arch Axis of Steel Tubed Concrete Arch Bridge

钢管混凝土拱桥超声波检测研究

Study of Ultrasonic Detection Techniques for Concrete Filled Steel Tube Arch Bridge