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Stayed Bridge

Stayed Bridge

Stayed Bridge

Stayed Bridge

3

The stay cable is an important component of the low-pylon cable-stayed bridge whether it is from the point of structure or the aesthetic .

无论在结构上或美学上，斜拉索都是矮塔斜拉桥的一个重要组成部分。

4

Background : English architect Norman Foster designed this massive cable-stayed bridge to carry travelers over the valley of the Tarn River .

背景：这座巨大的斜拉桥是由英国建筑师 NormanFoster 设计的，用来摆渡往来于塔恩河峡谷的行人。

5

A cable-stayed bridge design should take into consideration the harmonious relationship between the bridge and its ambient environment .

在斜拉设计中，需要考虑桥梁与周围环境相协调。

6

Modal test based on ambient excitation is almost the only way to understand the dynamic property of the in-service cable-stayed bridge .

对于运营中的斜拉桥，基于环境激励的模态测试几乎是测定其动力特性的唯一方法。

7

Therefore, it is a new attempt to apply low-pylon cable -stayed bridge to a super large railway bridge from Beijing to Shanghai .

在建的天津枢纽津沪联络线特大桥是我国把矮塔斜拉桥这种桥型用于铁路建设的一次新的尝试。

9

10

The cable pylon tower is a key part for controlling the design and construction of the long span cable-stayed bridge .

大跨度斜拉桥索塔是控制设计和施工的关键部位。

11

This study attempts to clarify mechanism of a secondary axial flow in rain-wind induced vibration of the stay cables in cable stayed bridge .

对斜拉桥拉索风雨振动中二次轴向流的产生及作用机理进行分析。

12

The construction monitoring of a cable-stayed bridge structure is indispensable in course of construction of the bridge .

在斜拉桥的施工过程中，对结构的施工监控是必不可少的。

13

At present , the law of the research on traveling wave effect for cable-stayed bridge with support system is rare in domestic .

目前，国内对于支承体系斜拉桥行波效应影响规律的研究成果并不多见。

14

Design of composition section is one of the key techniques in design of hybrid beam cable-stayed bridge .

结合段设计是混合梁斜拉桥设计中的关键技术之一。

15

One of the representative cable -stayed bridge models is the cable -beam model, which has obvious advantages .

其中一类有代表性的索 -梁组合结构模型有着较为明显的优势。

16

By applying this method to a large-span cable-stayed bridge , the validity and feasibility of this method was verified .

通过对一座大跨斜拉桥的抖振时域分析，验证方法的正确性和可行性。

19

The calculation method and the conclusions can be referenced to mechanic analysis of the same type pylon of cable-stayed bridge .

计算方法和计算结论为同类斜拉桥的索塔受力分析提供了参考。

21

Hope that the conclusions in this thesis can provide some reference for composite girder cable-stayed bridge design and construction .

希望本文的工作能对结合梁斜拉桥的设计提供一定的参考。

22

Finally , a soundness monitoring system for a three-tower cable-stayed bridge was cited as an example.

最后，为一座实际的三塔斜拉桥集成了一套健康监测系统。

24

The main vibration modes and modal damping of cable-stayed bridge with CFRP cable were similar to those of steel cable-stayed bridge.

CFRP 拉索斜拉桥的主要振型及模态阻尼分布规律与钢索斜拉桥类似；

25

26

With the data example, dynamic property analysis of cable stayed bridge could be further discussed.

利用风速时程数据，可以进一步对斜拉桥进行动力分析。

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29

Taking Yongjiang super-large cable-stayed bridge as an example, model experimental study of united twin-pylons was carried out.

以甬江特大斜拉桥为工程背景，对其整个联塔结构进行室内模型试验研究。

30

The model test results show that the cable -stayed bridge with twin-united pylons and twin separate girders is feasible .

本研究表明：大跨宽幅斜拉桥中采用联塔分幅型式是可行的。

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