1) concrete girder of cable-stayed bridge
混凝土斜拉桥主梁
1.
Analysis of unsteady temperature gradient and thermal stress field for concrete girder of cable-stayed bridge;
混凝土斜拉桥主梁的非稳态温度场与应力场分析
2) concrete cable-stayed bridge
混凝土斜拉桥
1.
Influence of horizontal curvature of prestressing tendon in transverse beams on concrete cable-stayed bridge inclined web;
横梁预应力束的平弯对混凝土斜拉桥边箱斜腹板的影响
2.
By construction simulation analysis of main girders of concrete cable-stayed bridges with current temporary fixed constructions,the cause was obtained that cracks often take place in the temporary fixed area of main girders.
通过对目前采用塔梁临时固结构造施工的混凝土斜拉桥主梁进行施工仿真分析,对临时固结处主梁容易开裂的原因进行了分析并对临时固结构造提出了改进建议,可供工程人员参考。
3.
Introduced in this paper are the existing status and development of concrete cable-stayed bridges, with analysis of its advantages and economical spans, indicating that with its excellent performance this type of bridge will surely gain further development.
介绍了国内外混凝土斜拉桥的发展和现状,分析了混凝土斜拉桥的优点、经济跨度等。
4) prestressed concrete cable-stayed bridge
预应力混凝土斜拉桥
1.
Experiment and submodeling analysis on local stress in main girder of prestressed concrete cable-stayed bridge;
预应力混凝土斜拉桥主梁局部应力子模型分析及试验
2.
Cantilever-casting control of prestressed concrete cable-stayed bridge;
预应力混凝土斜拉桥悬浇施工过程控制的研究
3.
This paper introduces the development tendency and the present situation for prestressed concrete cable-stayed bridge in the highway of home and abroad and systematically disserts the relevant key construction technique
本文介绍了目前国内外公路预应力混凝土斜拉桥现状及发展趋势,系统地论述了其关键施工技术。
5) cable-stayed concrete filled steel tube arch bridge
斜拉钢管混凝土拱桥
1.
Using the finite element method,this paper computed and analyzed the stability of cable-stayed concrete filled steel tube arch bridge.
采用有限元法分析了横撑对斜拉钢管混凝土拱桥整体稳定性的影响。
6) pre-stressed concrete cable-stayed bridge
预应力混凝土斜拉桥
1.
The control of girder geometry and internal forces is very important in the construction of pre-stressed concrete cable-stayed bridges.
在预应力混凝土斜拉桥的施工过程中对主梁线形与结构内力的控制非常重要。
补充资料:斜拉桥
斜拉桥 cable-stayed bridge 用锚在塔柱上的多根斜向钢缆索吊住主梁的桥。又称斜张桥。第二次世界大战后发展的桥型之一。由桥墩、桥台 、辅助墩、塔柱、缆索和主梁组成。主梁为缆索多点悬吊,跨越能力大,内力小,高度低,施工方便,可用钢结构、预应力混凝土结构建造。箱形钢梁与钢筋混凝土桥面板组成的结合梁做主梁,用钢材较少,可减轻重量,噪声小,多用于城市桥。也可做铁路桥、人行桥和管道桥。自1955年瑞典建成第一座跨径182.6米的钢斜拉桥(斯特伦松德桥)以来,发展非常迅速,跨径不断增大,技术不断进步。1993年中国上海建成的杨浦大桥跨径已达602米,居世界首位。
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