| 坝后背管运行期温度影响研究 |
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| 引用本文： | 徐福卫,陈海玉.坝后背管运行期温度影响研究[J].大坝与安全,2011(1):14-17,25. |
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| 作者姓名： | 徐福卫 陈海玉 |
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| 作者单位： | 襄樊学院建筑工程学院,湖北,襄樊,441053 |
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| 基金项目： | 湖北省教育厅科学技术研究计划优秀中青年人才项目 |
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| 摘 要： | 对二峡水电站压力管道运行期进行温度荷载的有限元和试验对比分析,得出内低外高温度场的温度差变化对管道运行期裂缝宽度开展、管道外壁位移和钢材应力的影响都较小.
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| 关 键 词： | 三峡电站 坝后背管 温度场 钢材应力 |
Effect of operation temperature on steel-lined reinforced concrete penstocks |
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| XU Fu-wei,CHEN Hai-yu.Effect of operation temperature on steel-lined reinforced concrete penstocks[J].Large Dam & Safety,2011(1):14-17,25. |
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| Authors: | XU Fu-wei CHEN Hai-yu |
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| Affiliation: | XU Fu-wei and CHEN Hai-yu School of Engineering and Architecture,Xiangfan University |
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| Abstract: | By comparison of the experimental result and numerical analysis by FEM of thermal effect on pressure penstocks in operation at Three Gorges hydropower station,the conclusion was gotten that temperature field of higher outside the penstocks and lower inside had little effect on cracks development,penstocks deformation or steel stress. |
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| Keywords: | Three Gorges hydropower station penstocks temperature field steel stress |
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