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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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基于直道足尺车辙试验的沥青路面重载轴载换算方法研究
, PP. 35-39
Keywords: 直线式加速加载,足尺试验,车辙,等效,重载,轴载换算
Abstract:
车辙现已成为沥青路面一个严重问题,车辙也将发展成为沥青路面设计指标之一,故需建立起与其相对应的轴载换算公式。通过对3种典型的沥青路面结构进行直线式加速加载足尺试验,对不同重载作用下路面车辙随荷载作用次数的变化关系进行分析,得到了车辙预估方程,进而用等形变法建立了基于路面车辙等效的重载轴载换算公式。实验证明,利用该这个公式,再通过车辙预估方程计算的车辙与直道实测车辙数据拟合情况较好。
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