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-  2018 

沥青混合料级配离析模拟及判定标准研究 Study of asphalt mixture gradation segregation simulation and decision criteria

Keywords: 沥青混合料,非均匀性,路用性能,判定标准,定量分析

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Abstract:

沥青混合料离析会严重影响沥青路面质量均匀性,为了定量分析与评价沥青混合料离析情况,在室内设计了重度、中度、轻度、细集料和无离析5种离析程度不同的沥青混合料,分别测定其高温稳定性、水稳定性、表面特征系数和体积参数,根据发生级配离析的沥青混合料的路用性能变异情况,建立了基于体积指标的沥青路面离析判定标准.结果表明:离析对于混合料性能变异影响显著,与无离析混合料相比,当混合料发生细集料离析时,其动稳定度和空隙率显著下降,残留稳定度、冻融劈裂强度比和沥青饱和度分别提高;当混合料发生重度离析时,其动稳定度、残留稳定度、冻融劈裂比和沥青饱和度分别下降,而空隙率有一定程度提高;基于体积参数指标的沥青混合料非均匀性标准可用于指导沥青混合料离析的定量分析和评价,进而判定沥青路面发生离析的可能性

References

[1]  彭勇,孙立军.沥青混合料均匀性与性能变异性的关系[J].中国公路学报,2006,19(6):34-38.Peng Yong,Sun Lijun.Relation of homogeneity and performance variation of asphalt mixture[J].China Journal of Highway and Transport,2006,19(6):34-38.
[2]  刘园.基于非均匀性的沥青路面施工质量动态控制研究[D].西安:长安大学,2014.Liu Yuan.Research on dynamic construction quality control of asphalt pavement based on non-uniformity[D].Xi’an:Chang’an University,2014.
[3]  Yang G,Cline D B H,Lytton R L,et al.Ternary and multivariate quality control charts of aggregate gradation for hot mix asphalt[J].Journal of Materials in Civil Engineering,2004,16(1):28-34.
[4]  彭余华,郭大进,刘惠兴,等.粗粒式沥青混合料离析控制方法[J].交通运输工程学报,2011,11(2):1-7,23.Peng Yuhua,Guo Dajin,Liu Huixing,et al.Controlling method of segregation for coarse asphalt mixture[J].Journal of Traffic and Transportation Engineering,2011,11(2):1-7,23.
[5]  杨博,郑健龙,刘宏富,等.沥青混合料级配离析定量评价划分标准的研究与探讨[J].建筑材料学报,2015,18(6):185-191,202.Yang Bo,Zheng Jianlong,Liu Hongfu,et al.Quantitative evaluation of criteria for asphalt mixture gradation segregation[J].Journal of Building Materials,2015,18(6):185-191,202.
[6]  沈金安.沥青及沥青混合料路用性能[M].北京:人民交通出版社,2001.Shen Jinan.Road Performance of Asphalt and Asphalt Mixture[M].Beijing:China Communications Press,2001.
[7]  燕海峰.基于非均匀性的沥青路面施工质量控制与评价研究[D].西安:长安大学,2011.Yan Haifeng.Research on construetion quality control and evaluation of asphalt pavement based on non-uniformity[D].Xi’an:Chang’an University,2011.
[8]  唐娴,王社良,戴经梁.沥青混合料离析的评价模型与评价标准[J].交通运输工程学报,2010,10(2):1-5.Tang Xian,Wang Sheliang,Dai Jingliang.Evaluated model and standard of segregation for asphalt mixture[J].Journal of Traffic and Transportation Engineering,2010,10(2):1-5.
[9]  Sha Aimin,Zhao Xin,Lei Yu.Research on relationship between gradation type and segregation degree of asphalt mixture[J].International Journal of Pavement Research and Technology,2009,2(4):171-175.
[10]  彭勇,董瑞琨,孙立军.沥青混合料离析评价新方法[J].中南公路工程,2009,31(2):4-6.Peng Yong,Dong Ruikun,Sun Lijun.Discussion about a new way to evaluate segregation in hot-mix asphalt[J].Central South Highway Engineering,2009,32(2):4-6.
[11]  Ambika Kuity,Animesh Das.Homogeneity of filler distribution within asphalt mix—a microscopic study[J].Construction and Building Materials,2015,(95):497-505.
[12]  Xie Liyang,Zhang Chenguang,Zhao Lijun.Experiment on asphalt mixture segregation in screw conveyor[J].Journal of Chang’an University(Natural Science Edition),2013,33(4):12-17.
[13]  唐承铁.SMA沥青路面离析指标的评价和应用[J].公路工程,2012,(12):20-24Tang Chengtie.Research and application of index evaluating segregation of SMA[J].Highway Engineering,2012,(12):20-24
[14]  徐慧宁.体积指标对沥青混合料路用性能的影响[D].哈尔滨:哈尔滨工业大学,2007.Xu Huining.The influence of volume parameter on asphalt mixture’s pavement performance[D],Harbin:Harbin Institute of Technology,2007.
[15]  Wu Junxia,Pedro Romero.Analysis of multivariate models to evaluate segregation in hot-mix asphalt pavements[R].Transportation Research Record,TRB,National Research,2004:44-49.

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