| 组合结构箱梁扭转极限承载力计算方法研究 |
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| 引用本文： | 张长青,安永日,安里鹏.组合结构箱梁扭转极限承载力计算方法研究[J].重庆交通大学学报(自然科学版),2011,30(3):369-371,387. |
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| 作者姓名： | 张长青 安永日 安里鹏 |
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| 作者单位： | 1. 招商局重庆交通科研设计院有限公司,重庆,400067
2. 重庆交通大学土木建筑学院,重庆,400074 |
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| 摘 要： | 对受扭组合结构箱梁进行理论分析,提出了配筋率与混凝土破坏模态和钢筋屈服模态之间的相互关系.提出了组合结构箱梁的扭转极限承载力计算方法.通过与实验结果进行比较,验证了所提出计算方法的正确性.
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| 关 键 词： | 组合结构箱梁 扭转 极限承载力 |
Study on Calculation Method of Ultimate Strength of Torsional Moment of Composite Steel Box Girders |
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| ZHANG Chang-qing,AN Yong-ri,AN Li-peng.Study on Calculation Method of Ultimate Strength of Torsional Moment of Composite Steel Box Girders[J].Journal of Chongqing Jiaotong University,2011,30(3):369-371,387. |
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| Authors: | ZHANG Chang-qing AN Yong-ri AN Li-peng |
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| Institution: | 1.Chongqing Communications Research & Design Institute Co.,Ltd.,China Merchants Bureau,Chongqing 400067,China;2.School of Civil Engineering & Architecture,Chongqing Jiaotong University,Chongqing 400074,China) |
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| Abstract: | Theoretical analysis of the composite steel box girders subjected to torsional moment was proceeded.The relationship between reinforcement rate and concrete failure modes,reinforced bar yield failure modes was put forward.Meanwhile,the calculation method of ultimate strength of composite steel box girders was presented.The correctness of calculation method was verified by comparison with experimental results. |
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| Keywords: | composite steel box girders torsional moment ultimate strength |
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