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CRC+AC复合式路面结构层厚度对温度效应及车辙变形的影响

, PP. 21-28

Keywords: 道路工程,复合式路面,断裂力学理论,车辙变形,温度梯度,裂缝扩展

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Abstract:

？针对连续配筋混凝土与沥青混凝土(CRC+AC)复合式路面结构的特点和现有研究的不足,运用断裂力学理论和有限元法,计算了CRC层的最大温度梯度、车辙深度、温度裂缝的扩展强度,分析了结构层厚度与CRC层的最大温度梯度、车辙深度、温度裂缝扩展强度的关系。结果表明:AC层厚度一般在不小于4cm时才能起到降低CRC层顶面最大温度的作用;CRC层的最大温度梯度随AC层和CRC层厚度的增加而递减;车辙深度随着AC层厚度的增加而递增;AC层厚度的增加能有效减小温度裂缝的扩展,其他结构层厚度对温度裂缝的扩展强度影响不大。研究结果可为合理设计CRC+AC复合式路面的结构层厚度提供参考。

 References

[1]  黄仰贤.路面分析与设计[M].余定选,齐 诚,译.北京:人民交通出版社,1998.
[2]  HUANG Y H.Pavement Analysis and Design [M].Translated by YU Ding-xuan,QI Cheng.Beijing:China Communications Press,1998.
[3]  WANG Xuan-cang,WANG Chao-hui,ZHANG Yan-ping.Research and Development of Interlayer Processing Technology of Combining Pavement[J].Road Machinery & Construction Mechanization,2008,25(2):9-12.
[4]  LI Jia,ZHU Wei-ping,HUANG Xin-yan.Thermal Stress Analysis of CRCP+AC Composite Pavement Under Non-uniform Temperature Distribution [J].Journal of Hunan University:Natural Sciences,2009,36(10):13-18.
[5]  顾兴宇,倪富健,董 侨.AC+CRCP复合式路面温度场有限元分析[J].东南大学学报:自然科学版,2006,36(5):806-807.
[6]  徐森林,金亚东,薛春华.数学分析:第3册[M].北京:清华大学出版社,2007.
[7]  DILLER T E.Advances in Heat Flux Measurements[J].Advances in Heat Transfer,1993,23:279-368.
[8]  廖公云,黄晓明.ABAQUS有限元软件在道路工程中的应用[M].南京:东南大学出版社,2008.
[9]  MOES N,BELYTSCHKO T.Extended Finite Element Method for Cohesive Crack Growth [J].Engineering Fracture Mechanics,2002,69(7):813-833.
[10]  Hibbitt,Karlsson & Sorensen,Inc.ABAQUS/Standard User's Manual Version 6.0 [M].Pawtucket:Hibbitt,Karlsson & Sorensen,Inc.,2002.
[11]  胡长顺,王秉纲.复合式路面设计原理与施工技术[M].北京:人民交通出版社,1999.
[12]  HU Chang-shun,WANG Bing-gang.Design Principle and Construction Technology of Composite Pavements [M].Beijing:China Communications Press,1999.
[13]  王朝辉,王选仓,高建立,等.高等级公路复合式路面养护标准[J].长安大学学报:自然科学版,2007,27(6):19-23.
[14]  WANG Chao-hui,WANG Xuan-cang,GAO Jian-li,et al.Maintenance Standards of Composite Pavement on High-level Highway[J].Journal of Chang'an University:Natural Science Edition,2007,27(6):19-23.
[15]  王选仓,王朝辉,张燕萍.复合式路面层间处治技术研究与发展[J].筑路机械与施工机械化,2008,25(2):9-12.
[16]  申爱琴,贾 玉.复合式路面(PMCC-PCC)温度应力有限元分析[J].长安大学学报:自然科学版,2008,28(3):21-24,48.
[17]  SHEN Ai-qin,JIA Yu.Finite Element Analysis of Temperature Stress in Polymer Modified Cement Concrete and Portland Cement Concrete (PMCC-PCC) Composite Pavement[J].Journal of Chang'an University:Natural Science Edition,2008,28(3):21-24,48.
[18]  李 嘉,朱伟平,黄新颜.非均布温度条件下CRCP+AC复合式路面温度应力分析[J].湖南大学学报:自然科学版,2009,36(10):13-18.
[19]  GU Xing-yu,NI Fu-jian,DONG Qiao.Thermal An-alysis for AC+CRCP Composite Pavement Using Finite Element Methods[J].Journal of Southeast University:Natural Science Edition,2006,36(5):806-807.
[20]  XU Sen-lin,JIN Ya-dong,XUE Chun-hua.Mathematical Analysis:Volume Ⅲ[M].Beijing:Tsinghua University Press,2007.
[21]  陈爱玲.工程热力学与传热学[M].大连:大连海事大学出版社,2005.
[22]  CHEN Ai-ling.Engineering Thermodynamics and Heat Transfer [M].Dalian:Dalian Maritime University Press,2005.
[23]  LIAO Gong-yun,HUANG Xiao-ming.Application of ABAQUS Finite Element Software in Highway En-gineering[M].Nanjing:Southeast University Press,2008.
[24]  张丽娟,张肖宁,徐 伟.重复荷载下沥青混合料变形的数值模拟[J].公路,2010(4):138-143.
[25]  ZHANG Li-juan,ZHANG Xiao-ning,XU Wei.Numerical Simulation for Deformation of Asphalt Mixtures Under Repeated Load[J].Highway,2010(4):138-143.
[26]  沈成康.断裂力学[M].上海:同济大学出版社,1996.
[27]  SHEN Cheng-kang.Fracture Mechanics [M].Shanghai:Tongji University Press,1996.

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