| 蒲石河抽水蓄能电站闸墩多掺合料混凝土抗裂技术研究 |
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| 引用本文： | 孙晓奇,朱甲学,方祖光,李艳萍,马智法.蒲石河抽水蓄能电站闸墩多掺合料混凝土抗裂技术研究[J].东北水利水电,2010,28(7):43-44,59. |
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| 作者姓名： | 孙晓奇 朱甲学 方祖光 李艳萍 马智法 |
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| 作者单位： | 中国水利水电第二工程局有限公司,北京,100011;水利部寒区工程技术研究中心,吉林,长春,130061 |
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| 摘 要： | 通过对大体积混凝土抗裂性能影响因素的分析，确定蒲石河抽水蓄能电站下水库闸墩抗裂主要措施是：在混凝土性能满足设计要求的前提下降低胶凝材料用量和水化热温升，提高混凝土极限拉伸性能．减小混凝土干缩，从而提高混凝土的抗裂性能。
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| 关 键 词： | 蒲石河 抗裂技术 极限拉伸 干缩 掺合料 |
Study on crack resistance technology of more admixture concrete for pier of Pushihe pumped storage power station |
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| SUN Xiao-qi,ZHU Jia-xue,FANG Zu-guang,LI Yan-ping,MA Zhi-fa.Study on crack resistance technology of more admixture concrete for pier of Pushihe pumped storage power station[J].Water Resources & Hydropower of Northeast China,2010,28(7):43-44,59. |
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| Authors: | SUN Xiao-qi ZHU Jia-xue FANG Zu-guang LI Yan-ping MA Zhi-fa |
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| Abstract: | The paper determines the main measures of crack resistance for the pier of the lower reservoir in Pushihe pumped storage power station by analyzing the influencing factors of crack resistance performance for the mass concrete.The measures are as follow:reducing the cementitious materials content and temperature rise of hydration heat,improving the ultimate tensile performance of concrete and decreasing the concrete drying shrinkage,with the premise condition is that the performance of concrete can meet the ... |
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| Keywords: | Pushihe crack resistance technology ultimate tensile drying shrinkage admixture |
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