| 一种新试验方法下二灰稳定粒料抗冲刷性能的研究 |
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| 引用本文： | 李小山. 一种新试验方法下二灰稳定粒料抗冲刷性能的研究[J]. 中国农村水利水电, 2011, 0(4) |
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| 作者姓名： | 李小山 |
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| 作者单位： | 浙江理工大学建筑工程学院,杭州310018;浙江大学市政工程研究所,杭州310058 |
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| 摘 要： | 鉴于几种传统试验方法对养护龄期较长的半刚性基层混合料试件冲刷效果不理想的现状,在比较国内外冲刷试验设备的基础上,提出了一种简便有效的半刚性基层材料冲刷试验方法.基于新的试验方法,并采用冲刷率作为抗冲刷性能的指标,研究了不同养护龄期、不同水压和冲刷时间下二灰稳定粒料的抗冲刷性,最后简要分析了冲刷率与试件强度之间的关系.试验表明:二灰稳定粒料试件的冲刷率,随试件养护龄期的增加而迅速减小,到90 d龄期时受冲刷水的影响很小;随二灰稳定粒料试件的抗压强度逐渐增加,其抵抗水冲刷的能力逐渐增强.
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| 关 键 词： | 二灰稳定粒料 冲刷 冲刷率 性能 强度 |
Research on the Anti-brushing Performance of Lime-fly Ash Stabilized Aggregate Based on a New Testing Method |
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| LI Xiao-shan. Research on the Anti-brushing Performance of Lime-fly Ash Stabilized Aggregate Based on a New Testing Method[J]. China Rural Water and Hydropower, 2011, 0(4) |
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| Authors: | LI Xiao-shan |
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| Affiliation: | LI Xiao-shan1,2(1.School of Civil Engineering and Architecture,Zhejiang University of Technology,Hangzhou 310018,China,2.Municipal Engineering Research Institute,Zhejiang University,Hangzhou 310058,China) |
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| Abstract: | Some typical experiment methods are not so effective in analyzing the anti-brushing performance of semi-rigid base materials with long curing times,based on comparing brushing test equipments in the world,a simple and effective brushing test method is put forward.While using the brushing ratio as the standard of anti-brushing performance,this paper is focused on anti-brushing performance of lime-fly ash stabilized aggregate with different curing times,water pressures and brushing times based on the new test... |
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| Keywords: | lime-fly ash stabilized aggregate brushing brushing ratio performance strength |
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