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珠江黄埔大桥北汊桥索塔锚固区足尺节段模型试验研究
作者:
作者单位:

(1.湖北工业大学;2.中铁大桥局桥梁科学研究院;)

作者简介:

余天庆

通讯作者:

中图分类号:

U446.1

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Full scale segmental model test of cable tower anchorage zone of north branch of Huangpu Bridge in the Pearl River
Author:
Affiliation:

(1.Hubei University of Technology;2. Bridge Science Research Institute of China Railway Bridge Bureau;)

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    摘要:

    斜拉索在塔柱上的锚固区是将斜拉桥拉索承担的上部结构自重和外荷载传递到主塔的重要结构。确保斜拉索与主塔的锚固区的安全至关重要,也是斜拉桥成败的关键因素之一。本文以珠江黄埔大桥为依托,简要介绍了大桥索塔锚固区足尺节段模型试验的方案、过程和结果,同时还得出开裂荷载和极限承载荷载等重要结果。通过有限元分析将试验结果与数值分析结果进行比较,结果比较接近

    Abstract:

    The anchorage zone of the stay cable on the tower column is an important structure that transfers the self weight and external load of the upper structure borne by the stay cable of the cable-stayed bridge to the main tower. Ensuring the safety of the anchorage zone between the cable-stayed cable and the main tower is crucial and one of the key factors for the success or failure of the cable-stayed bridge. Based on the the Pearl River Huangpu Bridge, this paper briefly introduces the scheme, process and results of the full-scale segmental model test of the cable tower anchorage zone of the bridge, and also obtains important results such as cracking load and ultimate bearing load. Comparing the experimental results with the numerical analysis results through finite element analysis, the results are relatively close

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Yu Tianqing, Ma Wei, tong Zhiyang, Zheng Gang Full scale segmental model test of cable tower anchorage zone of north branch of Huangpu Bridge in the Pearl River. Prestress Technology 2007,11(01):9-11. 10.59238/j. pt.2007.01.002

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  • 在线发布日期: 2023-08-10
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