钢管混凝土构件是由薄钢管和填进的混凝土组成。
The CFST component is consisted of thin steel tube and concrete filled in it.
应用大型通用程序对钢管混凝土构件截面温度场进行计算。
The temperature field of concrete filled steel tubular member is calculated by using general finite element program.
提出日照作用下钢管混凝土构件截面温度场的有限元计算方法。
A finite element method to calculate the temperature field of Concrete Filled Steel Tubular (CFST) members under solar radiation was presented.
采用有限元法对高温下钢管混凝土构件截面的温度场进行了计算。
Finite element method is applied for the calculations of temperature fields of concrete filled steel tubes under fire.
深入研究钢管混凝土构件受剪状态下的工作性能有非常重要的工程意义。
The behaviour of CFST members subject to shearing still needs to be studied deeply. And it is very important in engineering practice.
核心混凝土脱空对钢管混凝土构件力学性能的影响是当前研究的热点问题。
The research of the core concretes empty which influences the mechanics performance of concrete filled steel tube components is a hot issue currently.
利用落锤式冲击试验机对两端固定不同壁厚钢管混凝土构件进行了侧向冲击实验。
The impact experiments of concrete filled steel tubes with fixed-ends were carried out on the drop hammer test machine.
本文首先分析和归纳了离心钢管混凝土构件在轴压、弯曲和扭转作用下的承载力性能。
Therefore to carry out studies on centrifugal concrete-filled steel tubes under complex loads is of great value to popularize application of this structure.
目前，许多国家都开始了对圆钢管混凝土构件的强度和性能的研究，但对变轴力下圆钢管混凝土支撑滞回性能研究还较少。
The study on the strength and performance of circular CFST have been carried in many countries, but research on the hysteretic behavior of circular CFST under variable axial force is very limited.
为揭示钢管混凝土构件侧向冲击动力响应的特性，完成了同种试件的单点侧向弯曲静载试验和相同壁厚空钢管构件侧向冲击实验。
For exposing the the dynamic response characteristic of CFST under lateral impact, the same samples of the bending static test and the same air-filled steel component impact test were completed.
应用该方法，以长细比、偏心率和初应力度为主要参数对有初应力的钢管混凝土偏压构件进行了受力性能分析。
This finite element method is employed to analyze the behavior of eccentrically loaded CFST columns, taking initial stress degree, slenderness ratio, and eccentric ratio as the parameters.
首先按不同阶段分析了该类构件的作用机理，然后给出了混凝土、钢管以及CFRP筒的应力途径。
The working mechanisms of the composite column at different stages are analyzed and the stress paths in concrete, steel and CFRP are given.
圆管或方管内填充另一种工程材料构成的组合截面构件(如钢管混凝土)在工程结构中得到了广泛的应用。
Combined section columns which are made of a circular or a square tube filled with another material are used widely in engineering structures, such as concrete filled tube.
随着偏心率的增大，钢管对核心混凝土的套箍力作用不断削弱，构件的极限承载力也明显下降。
With the load eccentricity ratio increased, the confinement of steel tube to core concrete and the ultimate carrying capacity of the column decreased.
作为一种具有较好力学性能的新型组合结构构件，钢管约束混凝土受到土木工程界的关注。
As a new kind of composite structures and its advantages, the using of steel tube confined concrete columns have received increasing interest in engineering.
其中钢管应力增大，管内混凝土应力减小，将会导致构件承载力有所降低。
Thus, the stresses of the steel increases while the stress of the concrete decreases, which will lead to a reduction of the bearing capacity of components.
结果表明，混凝土芯筒的剪力墙屈服后，其内置的延性加强构件(钢管柱)对结构的防倒塌有显著的作用。
It is found that the ductile strengthen member (concrete fill steel tube) play an important role to prevent the structure from collapse after the shear walls partially yield.
本文针对钢管混凝土核心柱这一新型构件形式，提出在预应力混凝土框架中应用这一新型构件。
The concrete-filled steel tubular core column, which is a new type of member, has been proposed to be applied to prestressed concrete frames in this paper.
分析了纵向CF RP层数和长径比对圆cfrp -钢管混凝土受弯构件力学性能的影响。
Influences of layer of the longitudinal CFRP and slenderness ratio on static performance of the concrete filled circular CFRP-steel tubular flexural members were analyzed.
钢管混凝土统一理论是基于试验和有限元计算的基础上提出来的。很好的反映构件的工作性能。
The unification theory of steel tube concrete derives from the experiments and the analysis of finite element method, and it can explain the factual working performance of the structure.
这一特性对钢管高强混凝土轴压构件的徐变值大小以及徐变过程中核心混凝土的卸载比例、钢管最终的应力路径等有重大的影响。
This speciality has great effect on the amount of creep, unloading proportion of core concrete and stress path of steel tube, and so on.
本文采用数值计算方法，对圆钢管混凝土压弯构件荷载-位移滞回关系曲线进行了理论分析。
Numerical method is used to analyze the load-displacement hysteretic behaviors of concrete-filled circular steel tubular beam-columns in this paper.
以热轧无缝钢管柱为主要竖向承重结构构件，承担现浇钢筋混凝土框架剪力墙结构与钢屋架之间的结构转换作用。
Hot-rolled seamless steel tube column, as the main vertical load-bearing member, plays the role of structure transferring between the cast RC frame shear wall and the steel roof truss.
进行了14根钢管混凝土哑铃形试件的偏压试验，其中腹腔内不填充混凝土的构件6根和腹腔内填充混凝土的试件8根。
Total of 14 dumbbell CFST columns were tested under eccentric loading, those with 6 specimens which concrete filled into the web space and those with 8 specimens which concrete not filled into it.
圆CFRP-钢管混凝土受弯构件的延性性能要好于圆截面FRP筒内填混凝土受弯构件。
The ductility of the concrete filled circular CFRP-steel tubular members under bending is better than that of the concrete filled circular FRP tubular members under bending.
对Q235钢材、C30混凝土短柱构件的计算结果表明，钢管的最小临界径厚比为1700左右。
Calculation for short columns using Grade Q235 steel tube filled with Grade C30 concrete indicates that the critical diameter to thickness ratio of steel tubes is about 1700.
试验结果表明，材料参数和偏心率对钢管混凝土偏压构件受力性能与承载力均有影响。
The test results indicated that both of the load eccentricity ratio and the material parameters affected the carrying capacity of CFST columns under eccentric load.
利用有限元模型，比较了不锈钢管混凝土和普通钢管混凝土轴压构件的荷载-变形关系曲线。
Using the FE model, the load versus deformation curve of the concrete filled stainless steel tubular column was compared with that of the conventional concrete filled carbon steel tubular column.
在此基础上，利用数值计算方法，分析了钢管混凝土受火时间对构件火灾后剩余承载力相关曲线的影响。
The influence of fire duration on the residual bearing capacity correlative curves after fire are analysed by using the numerical model.
在此基础上，利用数值计算方法，分析了钢管混凝土受火时间对构件火灾后剩余承载力相关曲线的影响。
The influence of fire duration on the residual bearing capacity correlative curves after fire are analysed by using the numerical model.
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