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传力杆位置探测与传荷能力影响分析

, PP. 39-44

Keywords: 道路工程,传力杆,三维有限元模型,传荷系数,位置探测,松动量

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Abstract:

对分别采用支架法和DBI法施工的水泥混凝土路面传力杆空间位置的现场探测表明传力杆的支架法施工质量要优于DBI法施工质量,同时得到了路面施工结束后的传力杆空间位置偏差的范围和主要规律。继而通过三维有限元模型,分析了传力杆不同偏差情况下,水泥混凝土路面板内应力分布和传力杆偏差所造成的路面主要破坏形式。并通过室内疲劳试验,评价了传力杆不同偏差情况下(水平面内和垂直面内0°,5°,10°,15°)的接缝传荷能力衰减规律。最后对疲劳试验后的试件进行逐级加载,估算了传力杆的松动量,验证了接缝传荷能力下降的原因。

References

[1]  姚祖康.水泥混凝土路面设计[M]. 合肥:安徽科学技术出版社,1999. YAO Zu-kang. Design Methods of Cement Concrete Pavement [M].Hefei: Anhui Science and Technology Press, 1999.
[2]  邓学钧,黄晓明.路面设计原理与方法[M].北京:人民交通出版社,2001. DENG Xue-jun, HUANG Xiao-ming. Principles and Design Methods of Pavement [M]. Beijing: China Communications Press, 2001.
[3]  戴舜,刘丽华,吴秉横,等.钢筋混凝土无损检测的手持式探地雷达研制[J].湖南大学学报:自然科学版,2010,37(9):39-43. DAI Shun, LIU Li-hua, WU Bing-heng, et al. Development of Handheld Ground Penetrating Radar System for the Nondestructive Testing of Reinforced Concrete[J]. Journal of Hunan University:Natural Science Edition,2010,37(9):39-43.
[4]  李家伟,陈积懋.无损检测手册[M]. 北京:机械工业出版社,2002. LI Jia-wei, CHEN Ji-mao. Non-destructive Testing Manual [M]. Beijing: Machinery Industry Press,2002.
[5]  彭鹏,田波,牛开民.水平安装误差时传力杆工作性能研究[J].公路交通科技,2011,28(6):62-66. PENG Peng,TIAN Bo,NIU Kai-min. Study on Working Performance of Dowel Bar with Horizontal Installation Errors [J].Journal of Highway and Transportation Research and Development, 2011,28(6):62-66.
[6]  周德云,姚祖康.水泥混凝土路面接缝传荷能力的分析[J].同济大学学报:自然科学版,1993,21(1):57-65. ZHOU De-yun,YAO Zu-kang. Analysis of Load Transfer at Joints in Concrete Pavements [J]. Journal of Tongji University:Natural Science Edition,1993,21(1):57-65.
[7]  陈飞,张宁,林亚萍,等.刚性路面传力杆接缝传荷能力评价新方法[J].交通运输工程学报,2006,6(4):47-51. CHEN Fei, ZHANG Ning, LIN Ya-ping, et al. New Load-transferred Evaluating Method at Doweled Joint of Rigid Pavement [J]. Journal of Traffic and Transportation Engineering, 2006,6(4):47-51.
[8]  张宁,黄晓明.重复荷载下传力杆接缝运行特性[J].东南大学学报,1998,28(3):89-95. ZHANG Ning, HUANG Xiao-ming. Analysis of Doweled Joints Under Repetitive Loading[J]. Journal of Southeast University,1998,28(3):89-95.
[9]  杭伯安,王彦莹,杨忠宝. 滑模摊铺水泥混凝土路面接缝设计研究[J]. 公路交通科技,1998,15(2):4-8. HANG Bo-an, WANG Yan-ying, YANG Zhong-bao. Research on the Joint Design of Slipform Paving Cement Concrete Pavement[J]. Journal of Highway and Transportation Research and Development, 1998,15(2):4-8.
[10]  罗翥,付智,李连生. 水泥混凝土路面DBI 施工缺陷的振动板修复方法[J]. 公路交通科技,2010,27(2):26-29. LUO Zhu, FU Zhi, LI Lian-sheng. Application of Vibrating Plate to Remedy Defects Induced by Dowel Bar Insert Construction of Cement Concrete Pavement [J]. Journal of Highway and Transportation Research and Development, 2010,27(2):26-29.
[11]  JTG D40—2011,公路水泥混凝土路面设计规范[S]. JTG D40—2011, Specifications of Cement Concrete Pavement [S].
[12]  FRIBERG B F. Design of Dowels in Transverse Joints of Concrete Pavements[J]. Transactions of ASCE, 1940,195(1): 1076-1095
[13]  TELLER L W, CASHELL H D. Performance of Doweled Joints under Repeatitive Loading[J]. Highway Research Board Bulletin,1959(217):8-49.
[14]  COLLEY B E,HUNPHREY H A. Aggregate Interlock at Joints in Concrete Pavements[J]. Highway Research Board, 1967,189:1-18.
[15]  TAYABJI S D. Optimized Performance at Concrete Pavement Joints [C]// Proceedings of the 3rd International Conference on Concrete Pavement. West Lafayette: Purdue University,1985:595-608.

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