Spatial Distribution of Dynamic Response for Saturated Asphalt Pavement

doi:10.11835/j.issn.1674-4764.2007.04.018

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Spatial Distribution of Dynamic Response for Saturated Asphalt Pavement

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- Spatial Distribution of Dynamic Response for Saturated Asphalt Pavement
- Journal of Civil and Environmental Engineering Vol. 29, Issue 4, (2007)
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- DOI：10.11835/j.issn.1674-4764.2007.04.018
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- Published：2007
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Spatial Distribution of Dynamic Response for Saturated Asphalt Pavement[J]. Journal of Civil and Environmental Engineering, 2007, 29(4).
DOI：

Spatial Distribution of Dynamic Response for Saturated Asphalt Pavement[J]. Journal of Civil and Environmental Engineering, 2007, 29(4). DOI： 10.11835/j.issn.1674-4764.2007.04.018.

摘要

水-荷载的耦合作用是沥青路面早期损坏的主要原因之一。首先基于饱和多孔介质理论，建立饱水沥青路面动力响应分析的三维有限元模型，并给出了荷载作用形式、边界条件和材料参数；而后对比分析了动态荷载作用下，饱水沥青路面和无水沥青路面的竖向位移、竖向应力、剪应力和孔隙水压力的空间分布情况。结果表明，与无水状态相比，饱和状态下沥青路面的应力场和位移场都发生了变化，且出现了较大的孔隙水压力的正负逆转，这种孔隙水压力的反复作用将导致集料和沥青粘结的破坏。

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Spatial Distribution of Dynamic Response for Saturated Asphalt Pavement

DOI：10.11835/j.issn.1674-4764.2007.04.018

摘要

Abstract

关键词

Keywords

references