| 圆形坝下涵管结构内力与变位计算及抗裂验算解析法 |
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| 引用本文： | 蔡勇斌,刘女英,蔡勇平,蔡晓鸿.圆形坝下涵管结构内力与变位计算及抗裂验算解析法[J].大坝与安全,2010(6):5-8,20. |
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| 作者姓名： | 蔡勇斌 刘女英 蔡勇平 蔡晓鸿 |
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| 作者单位： | [1]江西省吉安市水利局,江西吉安343000 [2]江西省吉安市水利水电规划设计院,江西吉安343000 |
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| 摘 要： | 通过建立弹性圆弧曲梁在荷载作用下的控制微分方程,给出了圆形坝下涵管结构内力与变位计算及抗裂验算的解析法,计算公式简洁,具有工程实用价值。
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| 关 键 词： | 坝下涵管 弹性地基曲梁 内力与变位 |
Calculation of structure inner force and deformation and check of crack resistance of circular embedded pipe below dam |
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| Institution: | CAI Yong-bin, LIU Nv-ying, CAI Yong-ping and et al.// Ji＇an Municipal Water Conservancy Bureau of Jiangxi Province |
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| Abstract: | A differential equation of elastic curved beam under loads was derived, and an analytic method for structure inner force and its deformation as well as a check computation method of crack resistance for circular embedded culvert pipe below dam were also obtained. The method is pithy and practicable. |
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| Keywords: | embedded pipe below dam curved beam in elastic foundation inner force and deformation |
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