| 砼箱形梁横向温度应力计算分析 |
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| 引用本文： | 邵旭东,李立峰,鲍卫刚.砼箱形梁横向温度应力计算分析[J].重庆交通大学学报(自然科学版),2000,19(4):6-10,14. |
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| 作者姓名： | 邵旭东 李立峰 鲍卫刚 |
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| 作者单位： | 1. 湖南大学,长沙,410082
2. 中交公路规划设计院,北京,100010 |
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| 摘 要： | 参照 4个国家 5种规范关于温度梯度的不同规定 ,对 3种不同桥型的砼箱梁的温变横向应力作了计算和比较 ,并对温度敏感性作了分析 ,结论表明温度效应是桥面开裂的重要原因之一
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| 关 键 词： | 砼箱梁 温度 横向应力 敏感度 |
Calculation and analysis of transverse temperature stress for concrete box girder |
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| SHAO Xu-dong,LI Li-feng,BAO Wei-gang.Calculation and analysis of transverse temperature stress for concrete box girder[J].Journal of Chongqing Jiaotong University,2000,19(4):6-10,14. |
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| Authors: | SHAO Xu-dong LI Li-feng BAO Wei-gang |
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| Abstract: | Refering to different rules on temperature gradient in five specifications,the paper calculates transverse stresses of temperature change for concrete box girders of three bridge types,as well as makes an analysis of temperature sensitivity.The results indicate that temperature effect is one of important reasons causing the bridge deck crack. |
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| Keywords: | concrete box girder temperature transverse stress sensitivity |
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