| 公路沥青路面自然老化行为特征研究 |
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| 引用本文： | 夏立庆,王志平.公路沥青路面自然老化行为特征研究[J].价值工程,2013(2):65-66. |
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| 作者姓名： | 夏立庆 王志平 |
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| 作者单位： | 沈阳市市政工程设计研究院 |
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| 摘 要： | 沥青在长时间的使用后会出现自然老化现象,会使沥青的耐久性收到影响。探究沥青自然老化行为对于改良沥青路面有着直观的作用。提取使用阶段沥青路面混合料中的回收沥青,通过针入度、软化点、延度等判定指标,研究不同使用年限的沥青路面混合料中沥青的自然老化特征,总结沥青自然老化的行为特征。
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| 关 键 词： | 沥青路面 沥青自然老化 行为特征 |
The Asphalt Pavement Highway Behavior Characteristics of the Natural Aging |
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| XIA Li-qing;WANG Zhi-ping.The Asphalt Pavement Highway Behavior Characteristics of the Natural Aging[J].Value Engineering,2013(2):65-66. |
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| Authors: | XIA Li-qing;WANG Zhi-ping |
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| Institution: | XIA Li-qing;WANG Zhi-ping(Shenyang Municipal Engineering Design & Research Institute,Shenyang 110015,China) |
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| Abstract: | The asphalt pavement performance and durability of the main factors affecting is the asphalt natural aging.The explore bitumen natural aging behavior is modified asphalt pavement intuitive.Through penetration,softening point,ductility determining indicators,the natural aging characteristics of different useful life of asphalt pavement mix asphalt,summarizes the behavioral characteristics of asphalt natural aging. |
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| Keywords: | asphalt pavement asphalt natural aging behavioral characteristics |
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