| 加入添加剂后沥青胶结料的低温性能试验及评价 |
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| 作者单位： | 东南大学交通学院 |
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| 摘 要： | 沥青的低温性能是影响沥青路面低温开裂的主要原因。本研究针对几种添加剂的不同掺量的沥青胶结料,选用延度、测力延度、直接拉伸试验(DDT)、弯曲梁蠕变试验(BBR)等试验方法,分析几种添加剂对沥青胶结料低温性能的影响。
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| 关 键 词： | 低温性能 低温开裂 延度 DDT BBR |
Test and Evaluation of Low Temperature Performances of Asphalt Binders with Additives |
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| Authors: | FAN Anjun HUANG Xiaoming REN Yonggang |
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| Abstract: | Low-temperature cracking of asphalt pavement is mostly affected by low temperature performances of asphalt.The study,based on asphalt binders with several additives and different volumes,uses Ductility Test,Force-Ductility Test,Direct Tensile Test(DDT) and the Simple Beam Creep Test(BBR) to analyze the impact of different additives on asphalt binders low temperature performances. |
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| Keywords: | Low temperature performances Low-temperature cracking Ductility DDT BBR |
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