thin-walled section

Numerical Analysis of Free Torsion Constant for Complicated Thin-Walled Cross Section

复杂薄壁断面的自由扭转惯性矩的数值分析

A More General Equation for Bending Center of Beams of Thin-Walled Open Section

开口薄壁梁弯曲中心的普遍解

Analysis of local warping and torsional rigidity of spot-welded thin-walled box section beam with different wall thickness

异壁厚点焊箱形截面薄壁梁的局部翘曲和扭转刚度分析

Mechanical States Studies on Half-span Turning Arch Bridge of Open Thin-walled Section under Construction

开口薄壁箱半跨转体拱桥施工阶段受力性能研究

Capacity Calculation of Welded Axially Compressed Members with Thin-Walled Box Section

焊接薄壁箱形截面轴心压杆的承载力计算

A new type of cold saw blade for cutting thin-walled section steel has been designed based on the research about the problems occuring in the spot.

根据工厂的实际需要研究设计出新型薄壁型钢用冷切锯片。

Thermal buckling is a common problem for large flexible space structures consisting of thin-walled open section beams. A two-node thin-walled open section beam element was developed with a warping degree of freedom.

针对含开口薄壁杆件的大型空间柔性结构热屈曲问题，发展了一种包含翘曲自由度的二节点开口薄壁杆单元。

Distortion of thin-walled bar with rectangular section taking account of shear deformation

考虑剪切变形的矩形截面薄壁杆件畸变分析

Fiber-optic grating sensing based on Loop thin-walled ring section beam is proposed and demonstrated. The temperature and stress can be measured simultaneously using only one fiber grating.

提出将圆环形薄壁截面梁应用于光纤光栅传感，用一个光栅实现了对温度与应力的同时区分测量；

A formula for calculating steel deck deflection under construction is obtained by using shell element, and this avoids a complex operation of effective width for thin-walled section.

通过对施工阶段的压型钢板进行整体建模分析，提出了施工阶段压型钢板的挠度实用计算公式，避开了求解有效宽度的繁复运算；

DISTORTIONAL BUCKLING BEHAVIOR OF HIGH STRENGTH COLD-FORMED STEEL COLUMNS SUBJECTED TO AXIAL COMPRESSION Capacity Calculation of Welded Axially Compressed Members with Thin-Walled Box Section

高强冷弯薄壁型钢轴压柱畸变屈曲研究焊接薄壁箱形截面轴心压杆的承载力计算

Thermal Deformation and Buckling Analysis on Large Space Structures Including Thin-walled Open Section Beam

含开口薄壁杆件的大型空间结构热变形与热屈曲分析

The main contents of this paper are as follows: ( 1) Based on the construction feature of the Arch Bridges with Open Thin-walled section, the essay states the process of Construction technology.

研究的主要内容如下：（1）根据开口薄壁截面拱桥的施工特点阐述了该桥的施工工艺流程，并结合工程实例对该桥监控的重点和难点内容进行了分析。

Numerical Study on Composite Sandwich Thin-walled Bar with Closed Section

封闭截面复合材料夹芯薄壁杆件的数值方法研究

In the application process, welded thin-walled box section has a thin plate with broad width, and it is often difficult to guarantee local stability in performance.

在应用过程中，焊接薄壁箱形构件由于板宽壁薄，其局部稳定性能往往不易保证。

Characteristics Judgment and Graph Theory Disposal of Geometric Parameters in Complex Thin-walled Structures' Section

复杂薄壁建筑物断面特性判定及几何参数的图论处理

This paper describes a two node thin-walled open section beam element with 14 degrees of freedom used to analyze the torsional vibrations.

为了解热诱发弯扭耦合振动的机理，发展了一种14个自由度的二节点开口薄壁梁单元。

A new approach of calculating the geometrical properties of thin-walled box girder section by space finite element analysis software was put forward through analyzing the torsion properties of thin-walled box section member.

通过对薄壁箱形截面杆件扭转特性的分析，提出利用空间有限元分析软件的分析功能来计算薄壁箱梁截面几何特性参数的新途径。

After a study on this hypothesized spring beam, a method for analyzing warping torsion on spot-welded thin-walled box section beam has been presented.

通过对这种具有假想弹簧的半闭口截面构件的研究，提出了一种分析点焊箱型截面薄壁构件的翘曲扭转的新方法。

An Element Stiffness Matrix of Thin-walled Open Cross Section Bar in the Centroid Coordinates

开口薄壁杆件单元刚度矩阵在形心坐标系下的表达形式

Thermal buckling FEM of large space structures including thin-walled open section beams

含开口薄壁杆的空间结构热屈曲有限元分析

Fiber-optic grating sensing based on thin-walled ring section beam

基于圆环形薄壁截面梁的光纤光栅传感研究

A new point is put forward that transverse bimoment has different influence on the two kinds of cross section thin-walled beams, and on their St-Venant principle conditions.

同时对外载等效中经常出现的横向双力矩这一广义力进行研究，指出它在开口和闭口薄壁梁约束扭转问题中和圣维南原理适用条件中分别占有不同的地位。

By comparing it to Cold-bend thin-walled structural section structure technical regulation ( GB50018-2002), and the Steel construction regulation.

将其与《冷弯薄壁型钢结构技术规范》和《钢结构规范》相比较，确定冷弯双槽钢柱在考虑初始缺陷和残余应力的情况下的φ值使用范围。

The strain of the thin-walled ring section beam is investigated theoretically and experimentally. The result shows the local strain varies as the cosine function of twice the positional angle.

对圆环形薄壁截面梁的应变进行了理论与实验分析，结果表明圆环形薄壁截面梁各点应变与该点角度的二倍呈余弦变化关系。

The Treatment on Non-node Loads in Thin-walled Open Cross Section Bars Structure

关于开口薄壁杆系结构分析中非节点载荷的处理问题

The Cantilever Climbing Form Construction Technology of Variable Section Hollow Thin-walled Pier Structural design of light railway station supported by tree-shaped colonnade with long cantilever

变截面空心薄壁墩悬臂爬模施工技术单排树形大悬臂墩柱高架轻轨车站结构设计

Steel has the advantage of high strength, light weight, good mechanical properties, etc., along with the development of steel structure, welded thin-walled box section member structure in more and more widely applied.

钢材具有强度高、质量轻、力学性能良好等优点，随着钢结构的发展，焊接薄壁箱形截面构件在越来越多的结构中得到了广泛的应用。

The paper by conversion method based on the orthogonal experimental design makes optimum analysis of thin-walled structure section.

本文采用基于正交试验的变换优化分析求解法进行了薄壁结构截面的优化分析。

Based on the fundamental theory of warping torsion on spot-welded thin-walled box section beam, the characteristic of torsion distortion for a beam with concentrated load on the middle and with uniformly distributed load along the beam are studied.

基于点焊薄壁构件翘曲扭转理论，分析和研究点焊双帽箱型横截面薄壁构件中部有集中载荷和整个构件长度上有均匀分布载荷作用时的扭转变形特性。