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基于模糊复合物元法的水泥路面性能评价
  • ISSN号:1671-1637
  • 期刊名称:《交通运输工程学报》
  • 时间:0
  • 分类:U416.216[交通运输工程—道路与铁道工程]
  • 作者机构:[1]长沙理工大学交通运输工程学院,湖南长沙410076, [2]中交第二公路勘察设计研究院有限公司,湖北武汉430101, [3]清远市交通局,广东清远511515
  • 相关基金:国家自然科学基金项目(50408007 50878032)
中文摘要:

分析了现行水泥路面养护技术规范,提出了适用于旧水泥混凝土路面养护和罩面需求的水泥路面性能评价指标体系和评价方法。采用路面状况指数、行驶质量指数和国际摩阻系数等指标评价路面的使用性能,采用断板率、基层顶面当量回弹模量、接缝传荷能力和板底脱空率等指标评价路面的结构状况。考虑到各评价指标分级的模糊性,应用模糊物元分析法建立了多指标的路面状况评定方法,其中的权重确定综合了AHP法和熵值法,以求同时反映评价分级的主观性和实测数据的客观性。分析结果表明:实际路段的路面性能对应"中"的关联度最大(0.562 4),对应"次"的关联度次之(0.319 4),根据最大关联度原则,该路段的路面性能属于"中"级偏"次",与实际情况相符,表明评价指标体系和方法可行。

英文摘要:

The needs of maintenance and overlay for Portland cement concrete pavement(PCCP) were considered,the current Chinese technical specifications of cement concrete pavement maintenance were analyzed,and new evaluation index system and method were put forward.Pavement condition index(PCI),running quality index(RQI) and international friction index(IFI) were used to evaluate the functional performance of PCCP.The ratio of broken plate(DBL),the resilience modulus of base course,the load transferring capacity of the joint and the ratio of voided plate were used to evaluate the structural status of PCCP.A systematic pavement performance evaluation model was established by using fuzzy complex matter element method,and the fuzzy in classification of every index was considered.The weight of each index was determined by integrating analytic hierarchy process(AHP) method and entropy method to consider data objectivity and classification subjectivity.Computation result shows that the maximum correlation degree of evaluated pavement is 0.562 4 to the medium grade,and the second largest correlation degree is 0.319 4 to the poor grade,which means that the state of evaluated pavement is medium closely to poor grade according to the principle of maximum correlation,and is fit with the actual situation.The result indicates that the evaluation index system and method are feasible.7 tabs,10 refs.

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期刊信息
  • 《交通运输工程学报》
  • 北大核心期刊(2011版)
  • 主管单位:中华人民共和国教育部
  • 主办单位:长安大学
  • 主编:陈荫三
  • 地址:西安市南二环路中段
  • 邮编:710064
  • 邮箱:jygc@chd.edu.cn
  • 电话:029-82334388
  • 国际标准刊号:ISSN:1671-1637
  • 国内统一刊号:ISSN:61-1369/U
  • 邮发代号:52-195
  • 获奖情况:
  • 国内外数据库收录:
  • 俄罗斯文摘杂志,波兰哥白尼索引,荷兰文摘与引文数据库,美国工程索引,美国剑桥科学文摘,英国科学文摘数据库,日本日本科学技术振兴机构数据库,中国中国科技核心期刊,中国北大核心期刊(2004版),中国北大核心期刊(2008版),中国北大核心期刊(2011版),中国北大核心期刊(2014版)
  • 被引量:13453