Abstract: the structure of concrete filled steel tubular structures is complex, and there are many problems in its research.
摘要：钢管混凝土结构节点构造复杂，对其研究尚存在很多问题。
ANSYS program was employed to execute the response spectrum analysis and determine the response of semi-rigid concrete filled steel tubular structure under selected earthquake excitation.
使用通用有限元分析软件ANSYS进行半刚性连接钢管混凝土结构的反应谱分析，并研究了半刚性连接钢管混凝土框架结构在选定地震波激励下的响应。
The numerical analyze results show that the core steel tube joint applied to concrete filled square steel tubular column and reinforced concrete beam have good mechanical property, and structure beh.
数值分析表明该节点用于方钢管混凝土柱与钢筋混凝土梁的节点，具有良好的性能且受力性能与在圆钢管混凝土结构中相似。
Compared with steel structure and reinforced concrete structure, concrete filled rectangular steel tubular (CFRT) shares its advantage.
方钢管混凝土结构相对于钢筋混凝土结构或钢结构都有着其明显的优点。
The core steel tube applied to concrete filled square steel tubular structure and verify feasibility of this joint.
将一种带有芯钢管的不连通钢管混凝土节点用于方钢管混凝土结构，验证了这种节点的可行性。
The in-plain ultimate load carrying capacity of concrete filled steel tubular(CFST) laced columns compressed eccentrically is calculated based on design guidelines for CFST structure.
应用钢管混凝土结构设计规程，对钢管混凝土格构柱偏心受压试件进行面内整体承载力计算。
However, concrete construct measure and attention matters about such conversion are not referred in the existing design and construction regulation of the concrete-filled steel tubular structure.
但关于此类转换的方法和措施，现行的钢管混凝土结构设计和施工规程尚未涉及。
This paper introduces the design and construction method of main bridge of the North bridge, which is a half through concrete filled steel tubular truss arch structure.
主要介绍了北门桥主桥中承式钢管混凝土提篮拱结构设计以及主要施工方法。
At present, the concrete filled steel-tubular structure has been used in many hight - building, but the CFST column connected beam have a lot of questions, need to study deeply.
钢管混凝土结构目前在高层结构中的应用越来越广，但是钢管混凝土柱与梁板的连接还存在着诸多问题，特别是钢管混凝土柱与梁连接的节点受力性能还需进一步研究。
However, a lack of specifications and standards that guide the construction of concrete-filled steel tubular structure has hampered the popular use of this kind of structure to a certain extent.
但是目前对钢管混凝土的研究多数还是集中在理论方面，在施工方面还没有专门的规范进行指导，这在一定程度上也阻碍了这种结构形式在更广范围内的应用。
However, a lack of specifications and standards that guide the construction of concrete-filled steel tubular structure has hampered the popular use of this kind of structure to a certain extent.
但是目前对钢管混凝土的研究多数还是集中在理论方面，在施工方面还没有专门的规范进行指导，这在一定程度上也阻碍了这种结构形式在更广范围内的应用。
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