钢桁架

钢桁架桥梁健康诊断的初步研究

Preliminary Study on Steel Truss Bridge Health Monitoring

预偏补偿悬臂端位移在钢桁架拱桥跨中无应力合龙施工中的应用

Application for Pre-deviation Compensation for Cantilever End Displacement of Steel Truss Arch Bridge in Non-stress Closure Construction

PC箱梁与钢桁架组合加劲梁斜拉桥的刚度与稳定分析

Stiffness and Stability Analysis of a Cable-stayed Bridge with Hybrid PC-box Girder Stiffed by Steel Truss

以Ansysworkbench为平台，对大跨度钢桁架拱桥的吊索进行合理流固耦合分析计算。

Based on the platform of ANSYS WORKBENCH , the reasonable calculation of FSI for the bridge cable was carried out .

介绍了FORTRAN语言与AUTOCAD的接口软件编写方法及钢桁架施工图的形成；

The thesis introduces both the compiling methods between the Fortran language and the Auto CAD software , and the formation of steel truss structure chart .

通过利用ANSYS对某钢桁架桥进行了模态分析，并用时程分析法进行了在横桥向和竖桥向激励下的地震响应分析，得到了在关键截面的位移和杆件内力响应峰值。

The mode response of a steel truss bridge was analyzed by ANSYS and its seismic responses under transverse and longitudinal excitation were calculated using time-history analysis function .

本文构建了交错桁架结构体系的楼板与钢桁架交界面上滑移的ANSYS模型，把楼板、钢桁架杆件和剪力连接件分别用板单元、刚架单元、连接单元这三种单元来模拟。

This paper set up the FEM model of the slip through ANSYS , simulates the floor , truss , shear connector by the shell , rigid frame and connector elements .

一般当桥梁跨度大于40m时，采用钢桁架结构比较经济。

When the span of a bridge is longer than 40 meters , the truss structures are reasonable .

首先应用ANSYS对钢桁架结构的单个或多个损伤同时出现的情况进行了数值模拟，然后用一个钢桁架模型对ANSYS的计算结构进行实验验证。

At first , ANSYS simulate the condition of the single or multi damage in a steel truss and use this method to test these damage were used , then a test to validate the results from ANSYS was done .

本文首先利用ANSYS的APDL语言编制的程序，以一个平面钢桁架模型为例进行数值模拟。

At first , the programming code of ANSYS 's APDL is used to compile procedures and the numerical simulation are carried out by taking a plane steel truss as an example in this paper .

基于BP-PSO算法的钢桁架结构损伤识别研究

Research on Damage Identification of Truss Structure Based on BP-PSO

高空悬挑（13.4m）钢桁架施工技术

Suspended high ( 13.4m ) steel truss construction technology

本文阐述了设置质量控制点，从控制工序质量入手来控制52M大跨度钢桁架的质量，取得满意效果。

This article explains to set the point of quality controlling and control 52 meters steel construction quality by controlling work-unit quality , achieved good action .

某自锚式钢桁架悬索桥结构主跨408m，采用双层桥面，2根主缆为空间线形布置。

For the self-anchored steel truss suspension bridge , the span of which is 408m , the double floors of deck are adopted .

目前，钢桁架结构测试技术主要有：电阻应变片传感器、光纤传感器、振弦传感器、局部应力解除法、MAE磁声法、磁弹法等。

At present , the cardinal measuring and testing technique of steel truss can be listed as follows : resistance strain-gauge transducer , optical fibre sensor , vibrating string sensor , partial stress releasing method , MAE magnetic-acoustic farad and magneto-elasticity means .

华南农业大学东区运动场看台是由跨度为103m的大型钢桁架主拱、21m钢桁架次拱以及膜结构组成的钢-膜组合结构屋盖。

A steel and membrane structure is planed to build in South China Agricultural University . The span of the main arch is 103m and the span of the minor arch is 21m .

本文以1∶10钢桁架桥梁模型为研究对象，用有限元模型及实验模型进行局部损伤的识别，实验采用锤击法及变时基（VTB）技术对桥梁模型进行了模态分析。

Based on the steel truss bridge mode of 1 ∶ 10 scale , the identification methods of bridge structure damage detection was discussed . By finite element method and hammer pound method with Varied-Time-Base ( VTB ) technology , the modal test analysis of bridge modal was done .

本文简要介绍了ST-50主桁架、转换钢桁架、悬挂特式吊楼、铸钢组合节点、大直径钢索、超大面积折线玻璃幕墙的施工技术。

In this article , authors mainly introduce the construction technology of ST-50 main truss , transverse steel truss , cantilever suspension building , cast steel composite joint , large diameter steel cable and super-large area zigzag glass curtain .

上海新国际博览中心8馆的屋盖结构由16榀跨度为72m的鱼腹式空间钢桁架组成。

The roof structure of the hall 8 of Shanghai New International Expo Center is composed of 16 spatial fish-bellied steel trusses , whose span is 72m . Due to the diamond cross section , the stiffness of the trusses is weaker .

三角形箱形截面无节点板全焊钢桁架人行天桥

Design of Triangle Welded Box Truss Pedestrian Bridge without Gusset Plates

索张拉预应力钢桁架可靠性分析的一次二阶矩法

Reliability analysis of Prestressed Steel Trusses Based on methods of FOSM

弹性约束空间索张拉预应力钢桁架整体可靠性分析

Reliability analysis of spatial cable-prestressed steel structural system with elastic restraint

节点半刚性钢桁架受压腹杆计算长度分析

Analysis of effective length of compressive braces in semi-rigid steel trusses

混凝土框架内部钢桁架吊装施工技术

Construction technology of steel truss hoisting in concrete frame interior space

钢桁架焊缝未焊透的超声波检测

Ultrasonic Testing of the Welds in Steel Truss for Incomplete Penetration

广东奥林匹克体育场空间钢桁架屋盖施工技术

Construction Technology for Steel Spatial Truss Roof of Guangdong Olympic Stadium

预应力钢桁架结构分析中的摩擦滑移索单元

Friction sliding cable element for structural analysis of prestressed steel truss

巨型框架结构转换层钢桁架组合吊装技术

Combination Lifting Technology for Steel Transition-layer Truss of Huge Frame Structure

钢桁架技术在通信管道跨越河流中的应用

Application of Steel Truss Technique to Communication Pipeline in Striding over River

大跨度平面预应力钢桁架优化分析与方案比较

Optimization and plan comparison of planar prestressed steel trusses with large span