| 大体积混凝土变形裂缝产生机理及计算分析 |
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| 引用本文： | 雷宝珍.大体积混凝土变形裂缝产生机理及计算分析[J].山西建筑,2008,34(28). |
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| 作者姓名： | 雷宝珍 |
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| 作者单位： | 珠海华发实业股份有限公司,广东,珠海,519020 |
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| 摘 要： | 对混凝土收缩、徐变和施工等因素产生变形裂缝的机理进行了研究,对混凝土收缩、徐变的计算公式作了分析,并指出大体积混凝土温度裂缝的产生主要受收缩、徐变、水泥水化热以及外界气温变化的影响.
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| 关 键 词： | 大体积混凝土 变形裂缝 机理 收缩 徐变 |
Mechanism of large bulk concrete deformation crack and its calculation analysis |
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| LEI Bao-zhen.Mechanism of large bulk concrete deformation crack and its calculation analysis[J].Shanxi Architecture,2008,34(28). |
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| Authors: | LEI Bao-zhen |
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| Affiliation: | LEI Bao-zhen |
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| Abstract: | It makes a research on the mechanism of deformation crack caused by concrete shrinkage,slow change and construction,analyses the formula to calculate concrete shrinkage and slow change,and points out that large bulk concrete temperature crack are mainly caused by shrinkage,slow change,cement hydration heat and temperature change outside. |
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| Keywords: | large bulk concrete deformation crack mechanism shrinkage slow change |
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