| 再生骨料混凝土耐久性研究进展与现状 |
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| 引用本文： | 孙亚丽. 再生骨料混凝土耐久性研究进展与现状[J]. 商品混凝土, 2009, 0(6) |
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| 作者姓名： | 孙亚丽 |
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| 作者单位： | 浙江工业大学建筑工程学院;浙江工业大学浙西分校建筑工程系; |
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| 摘 要： | 通过分析国内外相关文献,对再生骨料混凝土耐久性方面的试验研究进行了比较全面的综述和分析,阐明了国内外关于再生骨料混凝土耐久性研究的现状与进展,并且总结出改善再生骨料混凝土耐久性的措施。主要从抵抗碳化能力、抗冻融性、抗渗性及氯离子渗透性、抗硫酸盐侵蚀性、耐磨及耐火性等方面进行了分析阐述。分析结果表明,再生混凝土的耐久性较普通混凝土差。但是,目前其耐久性可通过掺加粉煤灰或矿渣等活性掺合料和添加外加剂、减少水灰比以及采用半饱和面干状态的再生骨料等措施方面得到明显改善。最后,提出关于再生混凝土碳化对钢筋锈蚀程度的影响是进一步需要研究的问题。
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| 关 键 词： | 再生骨抖 再生混凝土 耐久性 改善措施 |
Durability of recycled aggregate concrete progress and the status |
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| Sun Yali . Durability of recycled aggregate concrete progress and the status[J]. Ready-mixed Concrete, 2009, 0(6) |
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| Authors: | Sun Yali |
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| Affiliation: | 1.Zhejiang industrial university architectural engineering institute;Zhejiang Hangzhou 310014;2.The Zhejiang industrial university Western Zhejiang Branch school constructs the engineering department;Zhejiang Quzhou 324000 |
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| Abstract: | Through analyzes the domestic and foreign related literature to regenerated the aggregate concretes durable aspect the experimental study to carry on the quite comprehensive summary and the analysis has expounded domestic and foreign about the regeneration aggregate concretes durability research present situation and the progress and summarized the improvement regeneration aggregate concretes durable measure.Mainly from the resistance carbonization ability the anti-freezing and thawing the impermeability an... |
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| Keywords: | recycled aggregate recycled aggregate concrete durability improvement measure |
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