浅谈大跨径连续刚构桥施工控制方法-工程建筑-中国论文写发网 关键词: 连续刚构;施工控制;悬臂施工 [gap=186]Key words: continual rigid frame;construction control;bracket construction
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Though curved bridge and cantilever construction are ripe as single technology. But the computing method and criterion are little refered in the literature.
尽管曲线梁桥和悬臂施工作为单项技术已经比较成熟,但曲线梁桥悬臂施工中的要求和计算方法还很少有文献提及。
参考来源 - 曲线箱梁桥悬臂施工模型试验研究与分析Through simulated temperature field of bridge structure,Analysed the Temperature effect in the process of cantilever bridge construction,provided reference for control of the bridge linear better.
通过对桥梁结构温度场的模拟,分析了温度效应对桥梁悬臂施工过程中的影响,为更好的控制桥梁线形提供了参考资料。
参考来源 - 某连续梁桥悬臂施工中的有限元仿真分析When construction error occurs on the tension of cable forces, additional moment will be produced within girder and tower. With increment of deck cantilever, the girder will be deformed transversely during cantilever erection.
当斜拉索索力在施工张拉中存在误差时,主梁和主塔会产生附加弯矩,当悬臂施工过程中悬臂长度增大时斜拉桥主梁就会发生出平面的变形,如果不及时调整将造成合龙困难甚至引起全桥的破坏。
参考来源 - 施工误差对大跨径斜拉桥在施工过程中极限承载力影响的研究·2,447,543篇论文数据,部分数据来源于NoteExpress
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