| 非均布动载荷下沥青路面粘弹性有限元分析 |
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| 引用本文： | 丁和平,何杰,赵池航,陈一锴. 非均布动载荷下沥青路面粘弹性有限元分析[J]. 武汉理工大学学报, 2011, 0(2): 67-71 |
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| 作者姓名： | 丁和平 何杰 赵池航 陈一锴 |
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| 作者单位： | 东南大学交通学院;合肥工业大学交通运输工程学院; |
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| 基金项目： | 国家自然科学基金(51078087); 东南大学优秀青年教师资助计划; 江苏省高校“青蓝工程”优秀青年骨干教师项目; 安徽省自然科学基金(11040606Q39) |
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| 摘 要： | 为探求水平力对路面力学响应的影响,按照粘弹性层状体系理论,采用ANSYS软件建立半刚性基层沥青路面有限元分析模型,分析了非均布动载荷下路面的力学响应,与只有垂直力作用下路面力学响应相比,水平力和垂直力共同作用下沥青面层的弯沉增大,各层尤其是沥青面层的正应力增大,沥青面层的剪应力及应变增大,在路面动载响应的研究中加载水平力是必要的。
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| 关 键 词： | 半刚性基层沥青路面 水平力 有限元分析 粘弹性 |
Finite Element Analysis of Viscoelastic Asphalt Road Models Under Non-uniform Distributed Dynamic Load |
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| DING He-ping,HE Jie,ZHAO Chi-hang,CHEN Yi-kai. Finite Element Analysis of Viscoelastic Asphalt Road Models Under Non-uniform Distributed Dynamic Load[J]. Journal of Wuhan University of Technology, 2011, 0(2): 67-71 |
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| Authors: | DING He-ping HE Jie ZHAO Chi-hang CHEN Yi-kai |
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| Affiliation: | DING He-ping1,HE Jie1,ZHAO Chi-hang1,CHEN Yi-kai2(1.College of Transportation,Southeast University,Nanjing 210096,China,2.School of Transportation Engineering,Hefei University of Technology,Hefei 230009,China) |
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| Abstract: | To analyze the impact of horizontal force on road mechanical response,in accordance with the theory of viscoelastic layered system,using ANSYS software to establish semi-rigid base asphalt pavement model,analyzing the dynamic response of pavement under non-uniform distributed dynamic load.Compared to the response of road only under vertical load,the deflection of asphalt surface increased,the stress of every layer especially the asphalt surface layer increased,shear stress and strain of asphalt surface laye... |
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| Keywords: | semi-rigid base asphalt pavement horizontal force finite element analysis viscoelasticity |
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