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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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考虑层间接触时基层参数对水泥路面力学特性的影晌
DOI: 10.3969/j.issn.1674-0696.2014.02.11, PP. 49-52
Keywords: 道路工程,力学性能,有限元,水泥泪凝土路面,基层参数,roadengineering,mechanicalproperty,finiteelement,cementconcretepavement,baseparameters
Abstract:
:？建立了WinklerJ也基上考虑层间接触条件的三维结构模型，计算了基层模量、厚度、层间接触状况对水泥由凝土路面面层和基层受力、层间剪切应力及面层翘曲的影响。结果表明:层间接触状态对面层应力和翘曲影响较大，随层间蒙古结状况的减弱，面层应力不断下降，但翘曲愈加显著，层间脱空范围不断扩大;基层模量是影响基层受力的首要因素，基层底部最大应力随模量上升而增大，随层间勃结状况的减弱而降低;层间剪切应力主要发生在板边，随层间秸结状况的减弱而变小，且几乎不随基层模量和厚度变化。
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