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author:

孙晓红 (孙晓红.) [1] | 任伟新 (任伟新.) [2]

Abstract:

钢管拱肋空钢管的吊装是钢管混凝土拱桥各个施工工序中最为关键的工序,它将影响着钢管混凝土拱桥后续施工工序、成拱时的线形及桥梁建成后的美观和运营质量。本文以在建的江西省吉安市白鹭大桥为工程背景,将最优化理论引入钢管混凝土拱桥拱肋吊装施工计算中,采用一阶分析方法进行优化计算,得到各施工阶段的扣索索力值和拱肋控制点预抬高值,模拟钢管混凝土拱桥拱肋拼装过程,可以解决千斤顶斜拉扣挂体系索力调整次数过多的难题。

Keyword:

优化 拱桥 线形控制 钢管混凝土 预抬高

Community:

  • [ 1 ] 福州大学土建学院

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Year: 2005

Language: Chinese

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ESI Highly Cited Papers on the List: 0 Unfold All

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30 Days PV: 0

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