首页 > 资源导航 > 会议论文 > 按主办单位 > 交通部
年份
全部
订阅
收起
会议论文
  • [会议论文] ,2009 - International Conference of Concrete Pavement,China(耐久性水泥混凝土路面学术交流会)
    At present time, a type of materials with fairly higher flexural rigidity (such as lean cement concrete, asphalt concrete, cement treated aggregate and lime-ash treated granular etc.) are widely applie...
    road engineeringcement concrete pavementstwo-layered pavement structure modelbase eztensionmazimum loading stressesprecisionapprozimate calculation
  • [会议论文] ,2009 - International Conference of Concrete Pavement,China(耐久性水泥混凝土路面学术交流会)
    The objective of the study focuses on computing of the curling stresses in cement concrete pavement structure induced by temperature gradient, first of all, through some examples, the feasibility of cu...
    Cement concrete pavementsTemperature gradientCurling stress coefficientTwo-layered pavement structureTwo-layered beamsBase eztension
  • [会议论文] ,2009 - International Conference of Concrete Pavement,China(耐久性水泥混凝土路面学术交流会)
    Most design and testing approaches assume that concrete behaves like a homogeneous material. However, concrete is a composite that consists of cement paste and aggregates that have dissimilar material ...
    Residual StressCement ConcreteRealistic imageFinite Element Model
  • [会议论文] ,2009 - International Conference of Concrete Pavement,China(耐久性水泥混凝土路面学术交流会)
    Model experiment box for crushed rock layer to eliminate the differential settlement was designed. Through the model experiment, the effect of eliminating differential settlement was validated and the ...
    Differential settlementModel ezperimentCrushed rock layerSecondary loose coefficient
  • [会议论文] ,2009 - International Conference of Concrete Pavement,China(耐久性水泥混凝土路面学术交流会)
    Spring element was employed to simulate the mechanism of load transfer between joints,meanwhile, a 3D finite element model which was developed by distributing the stiffness to the nodes along the joint...
    Pavement engineeringCement concrete pavemenLoad transfer efficiencyStructural responseFinite element analysis
  • [会议论文] ,2009 - International Conference of Concrete Pavement,China(耐久性水泥混凝土路面学术交流会)
    At present, the erosion resistance of semi-rigid base materials is relatively poor in China. Voids beneath the concrete slab are common, which accordingly results in premature failure. This paper first...
    Portland cement concrete pavementErosionVoidsErosion deviceAerodynamicSemi-rigid base
  • [会议论文] ,2009 - International Conference of Concrete Pavement,China(耐久性水泥混凝土路面学术交流会)
    Multi-level loading method is often used to evaluate voids beneath concrete pavements. However, there might exist misevaluation if the evaluation is based on a single parameter or index, such as maximu...
    Road engineeringConcrete pavementFWD testVoids evaluationMatter-elements analysis method
  • [会议论文] ,2009 - International Conference of Concrete Pavement,China(耐久性水泥混凝土路面学术交流会)
    The objective of the study focuses on analyzing the preventive maintenance strategies based on observed pavement deterioration in Liu-Nan expressway. According to the field survey data over years, the ...
    Road engineeringPortland cement concrete pavementPavement distressesPreventive MaintenanceOptimal time
  • [会议论文] ,2009 - International Conference of Concrete Pavement,China(耐久性水泥混凝土路面学术交流会)
    Uncertainties inherent in loads, environment and material properties always exist during overlayer on old asphalt pavement lifetime. A three dimension element -dependent model incorporating such uncert...
    Old asphalt pavementCement concrete overlayReliabilityFinite element
  • [会议论文] ,2009 - International Conference of Concrete Pavement,China(耐久性水泥混凝土路面学术交流会)
    Asphalt overlay along with cracking and seating concrete slabs is often used for rehabilitating old, cracked/damaged concrete pavements. The concrete slab size after cracking and seating has great impa...
    Cement concrete pavementCracking sizeAsphalt overlayLoading stressThermal stressCoupling stress
回到顶部
选择了条数据