| 基础底板大体积砼温度应力的分析方法及工程应用 |
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| 作者单位： | 天津大学
(曾俊学)，河北建筑工程学院
(刘志勇)，河北建筑工程学院(刘汉阳) |
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| 摘 要： | 本文根据基础底板大体积混凝土的特点,采用有限差分法求解砼的温度场,用有限单元法分析砼的温度徐变应力,同时编制了相应的计算程序,给出了工程计算实例。
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| 关 键 词： | 大体积砼 温度应力 温度裂缝 有限单元法 |
The analysis method of temperature stress in fundation mass concrete and its engineering application |
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| Authors: | Zeng Junxue Liu Zhiyong Liu HanyangTianjin University Hcbei Institute of Architecture Engineering |
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| Affiliation: | Zeng Junxue Liu Zhiyong Liu HanyangTianjin University Hcbei Institute of Architecture Engineering |
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| Abstract: | Based on the characteristics of fundation mass concrete, using finitedifference method the numerical solution of tmperature field is gotten,using finite element method.the numerical solution of creep-tmperature stress is gotien in this paper.The FORTTRAN computer programs Afor the determination of non-stationary tmperature field and creep-tmperature stress in mass contrete structures have been made,the examples of programs application in engineering are given. |
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| Keywords: | mass concrete tmperature stress tmperature arack finite-difference method |
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