| 转体施工拱桥合龙误差对全桥影响可靠度分析 |
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| 引用本文： | 吕豪轩,申新凯.转体施工拱桥合龙误差对全桥影响可靠度分析[J].山西建筑,2009,35(27):334-336. |
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| 作者姓名： | 吕豪轩 申新凯 |
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| 作者单位： | 1. 中铁大桥局第五工程有限公司,江西九江,332000
2. 重庆交通大学,重庆,400073 |
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| 摘 要： | 探讨了转体施工拱桥合龙误差的成因,深入研究了转动轴的定位误差分析,推导出转动轴定位偏差产生跨中合龙偏差的计算公式。通过结构力学方法和平面有限元模型相结合分析了合龙误差对钢箱拱肋的力学性能影响。
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| 关 键 词： | 拱桥 误差分析 施工控制 |
Reliability analysis on effects of arch bridge construction twist closure error to the entire bridge |
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| LV Hao-xuan,SHEN Xin-kai.Reliability analysis on effects of arch bridge construction twist closure error to the entire bridge[J].Shanxi Architecture,2009,35(27):334-336. |
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| Authors: | LV Hao-xuan SHEN Xin-kai |
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| Affiliation: | LV Hao-xuan SHEN Xin-kai |
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| Abstract: | The paper discusses about reasons for arch bridge construction twist closure error,it makes deep analysis on positional error,deduces calculating formula of deviation in the cross-fold caused by the positional error,it also analyzes effects of closure error to mechanism property of steel box arch through combining the structural mechanism and plane finite mode. |
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| Keywords: | arch bridge error analysis constructional control |
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