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设置层间功能层的刚性基层水泥混凝土路面动态响应灰关联分析

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Keywords: 道路工程,水泥混凝土路面,灰关联分析,功能层,动态荷载,刚性基层

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Abstract:

针对我国水泥混凝土路面设计与施工中很少关注在刚性基层和水泥混凝土面层之间设置功能层等相关问题,通过动态分析有限元方法,揭示了设置功能层的刚性基层水泥混凝土路面结构在车辆动态荷载作用下,各因素对力学响应的影响程度.并采用灰色关联分析,对各因素的影响程度进行了定量分析.结果表明对路面结构力学响应的影响顺序依次为面层厚度>基层厚度>面层模量>功能层模量>基层模量>功能层厚度>地基模量>行车速度,最后通过回归分析得到了路面结构力学响应的计算公式.

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