期刊论文

Rutting Prediction Model of Asphalt Pavement Under Layered Variable Modulus

中文

森林工程

1006-8023

2024

40

1

183-190,200

10.3969/j.issn.1006-8023.2024.01.021

2022JJ30594:湖南省自然科学基金资助项目 kq2014109:长沙市自然科学基金资助项目

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为建立分层变模量下沥青路面车辙预估模型,修正动态模量变化引起沥青路面永久变形预估的偏差。根据沥青混合料动态模量试验和室内三轴动态蠕变试验,验证沥青混合料动态模量(|E*|)与其抗高温变形能力的相关性...展开更多 为建立分层变模量下沥青路面车辙预估模型,修正动态模量变化引起沥青路面永久变形预估的偏差。根据沥青混合料动态模量试验和室内三轴动态蠕变试验,验证沥青混合料动态模量(|E*|)与其抗高温变形能力的相关性;采用Abaqus有限元软件分析不同时间沥青路面随深度、温度的动态模量和竖向压应力变化规律,提出各亚层在不同动态模量下的竖向压应力修正因子(m);根据“亚层变形叠加”思想...

To establish the rutting prediction model of asphalt pavement under layered variable modulus,the deviation of permanent deformation prediction of asphalt pavement caused by dynamic modulus change was corrected.Based on the asphalt mixture dynamic modulus test and labora...MORE To establish the rutting prediction model of asphalt pavement under layered variable modulus,the deviation of permanent deformation prediction of asphalt pavement caused by dynamic modulus change was corrected.Based on the asphalt mixture dynamic modulus test and laboratory triaxial dynamic creep test,the correlation bet...