1) one time jacking cable method
定长扣索
1.
Based on the existing method, a one time jacking cable method is proposed in this paper, which could significantly shorten the construction time.
钢管混凝土拱桥拱桁架节段安装常采用无支架缆索吊装斜拉扣挂法 ,计算的扣索控制索力值关系到节段标高控制和扣索数的确定 ,本文在总结现有斜拉扣挂法施工的基础上 ,提出定长扣索施工法 ,大大缩短了拱桁架节段安装过程 ,其关键在于控制索力的计
2) invariable cable method
定长扣索法
1.
The successful control of the arch axis proves that invariable cable method is effective in hoisting CFST arch ribs into arch bridge with proper camber.
以合理拱轴线为目标函数的优化计算模型得到预抬高值,对拱轴线的控制达到了很好的效果,定长扣索法施工在钢管拱肋合理成拱方面是行之有效的。
2.
Jack cable inclined pullingand buckling method is adopted for the construction of most CFST arch bridges, which is rapidly developed into invariable cable method method later.
越来越多的钢管混凝土拱桥的施工采用千斤顶钢绞线斜拉扣挂法,并快速发展到采用定长扣索法进行拱肋的施工。
3) Limit Length of Cable
定长扣索法
1.
The Application of Limit Length of Cable Method in Long-Span Concrete Filled Steel Tubular Arch Bridge s Rib Assembling;
定长扣索法在大跨径钢管混凝土拱桥拱肋安装中的应用
4) cable
[英]['keɪbl] [美]['kebḷ]
扣索
1.
The arch ring is constructed by hang-basket,and the cables are pulled to control the line shape of the naked arch at the same time.
大跨度拱桥施工可以采用的一种方法是悬臂浇注,它采用挂篮施工,并张拉扣索对裸拱线形控制。
2.
This paper introduces the measurement principle of a cable tention under random excitation,and discusses respectively the natural frequency identification methods for a cable in the frequency domain and the time domain,as well as other problems about the measurement technique.
介绍扣索在随机干扰激励力作用下内力测量的基本原理,讨论了扣索固有频率识别的频域法、时域法以及相关技术问题。
5) cable point
扣索扣点
1.
This paper gives out a formula for calculation cable force according to concept Zero Moment,and discussing cable optimum point,the relation to cable force,cable point,tower height and tower distance.
根据“零弯矩法”概念 ,给出在拱肋节段吊装中关于扣索索力的计算公式 ,在此基础上讨论了扣索扣点最优位置、索力与扣点位置、塔高、塔距的关系 ,文末还用了一座钢管砼拱桥为例加以说
6) stayed-buckle cable force
扣索索力
1.
Based on the existing algorithm and through ascertaining the influence matrix of the tensile force in the construction of oblique pulling rope,the optimized stayed-buckle cable force is calculated at each stage of archrib hoisting phase of a model bridge during construction and the designed requirement is fulfilled through empty steel tube in falling state.
在讨论现有算法的基础上,通过确定斜拉索施工张拉力的影响矩阵,对扣索索力进行了优化。
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