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Issue:
Deicing Simulation of High-elastic Asphalt Pavement
Author(s):
DING Jing
,
LUO Sang
Pages:
113
-
118
Year:
2016
Issue:
4
Journal:
Journal of Transportation Engineering and Information
Keyword:
Traffic engineering
;
deicing performance of pavement
;
high-elastic modified
;
Abstract:
为了分析高弹改性沥青路面在除冰雪中的应用情况,本文基于三维路面有限元模型,以冰层底最大压应变为指标,确定“普通沥青路面上面层+高弹沥青面层+柔性基层”的路面结构具有最佳除冰效果,并以该结构层作为计算工况进行冰层厚度、环境温度、高弹层厚度和高弹层模量的参数敏感性分析.结果表明,冰层厚度小于8mm、环境温度大于-5℃、高弹沥青层厚度在4cm~8cm、高弹沥青层模量在500MPa~1500MPa时,高弹改性沥青路面能表现出优异的除冰雪性能.
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