| 某水电站溢流坝段温控计算研究 |
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| 引用本文： | 吴忠明,李守义,赵长伟,安学民. 某水电站溢流坝段温控计算研究[J]. 水利与建筑工程学报, 2008, 6(4) |
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| 作者姓名： | 吴忠明 李守义 赵长伟 安学民 |
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| 作者单位： | 西安理工大学,陕西,西安,710048 |
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| 摘 要： | 采用碾压混凝土坝温度场和温度应力仿真计算程序RCTS,针对某碾压混凝土重力坝的结构设计和布置特点,数值仿真模拟大坝混凝土具体的施工分层浇筑过程、立模拆模过程、养护过程、环境气候变化、人工降温和保温措施、施工期度汛过程、水库蓄水过程以及混凝土材料热学和力学性质随时间变化等因素。计算分析了溢流坝的不同施工方案、施工期和运行期的坝体温度场和温度应力分布规律,提出了能满足混凝土重力坝设计规范要求的推荐施工方案,为碾压混凝土重力坝的结构设计和施工方案选择提供参考依据。
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| 关 键 词： | 碾压混凝土 温度应力 温控措施 |
Calculation and Research on Temperature Control in Overflow Section of a Certain Hydropower Station |
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| WU Zhong-ming,LI Shou-yi,ZHAO Chang-wei,AN Xue-min. Calculation and Research on Temperature Control in Overflow Section of a Certain Hydropower Station[J]. Journal of Water Resources Architectural Engineering, 2008, 6(4) |
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| Authors: | WU Zhong-ming LI Shou-yi ZHAO Chang-wei AN Xue-min |
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| Affiliation: | Xi'an University of Technology;Xi'an;Shaanxi 710048;China |
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| Abstract: | According to the structural design and arrangement feature of a roller compacted concrete gravity dam,and by use of the simulation analysis program RCTS for the temperature field and thermal stress of the roller compacted concrete dam,some conditions of the dam construction are simulated as follows: the course of pouring lift by lift,setting and removing mould,concrete maintenance,variety of surroundings and climate,heat refrigeration and preservation by manual means,flood handling during construction,reser... |
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| Keywords: | roller compacted concrete thermal stress temperature control measure |
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