全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

费尔哈斯曲线在软土地基路堤沉降预测中的应用

, PP. 19-23

Keywords: 道路工程,软土地基,沉降预测,费尔哈斯曲线,双曲线法,星野法

Full-Text   Cite this paper   Add to My Lib

Abstract:

为了预估软土地基路堤产生的沉降量,以费尔哈斯模型作为沉降预测回归模型,利用3段计算法和最小二乘拟合法对模型求解,对模型中的时间因子指数进行了讨论,并对费尔哈斯曲线法、双曲线法和星野法的沉降预测结果与实测结果进行了对比。结果表明3种方法预测结果接近实测值,费尔哈斯曲线法预测最终沉降量较双曲线法和星野法要大;采用费尔哈斯曲线,不需要人为确定起始参考点的时间和沉降值,减少了人为干扰因素,同时偏大的数值对工程来说也是较安全的。

References

[1]  宇云飞,张文彤,张梅.泊松曲线在软土路基沉降预测中的应用研究[J].河北农业大学学报,2004,27(4):96?99. YU Yun?fei,ZHANG Wen?tong,ZHANG Mei.Study of Poisson curve in prediction of soft roadbed settlement[J].Journal of Agricultural University of Hebei,2004,27(4):96?99.
[2]  王东耀,折学森,叶万军,等.高速公路软基最终沉降预测的范例推理方法[J].长安大学学报:自然科学版,2006,26(1):20?23,42. WANG Dong?yao,SHE Xue?sen,YE Wan?jun,et al.Case?based reasoning approach to settlement of expressway on soft foundation[J].Journal of Chang?an University:Natural Science Edition,2006,26(1):20?23,42.
[3]  冯炜.MATLAB?ANN系统在高速公路软土地基沉降预测中的应用[D].西安:长安大学,2005.
[4]  王福建,李铁强,俞传正.道路交通事故灰色Verhulst预测模型[J].交通运输工程学报,2006,6(1):122?126. WANG Fu?jian,LI Tie?qiang,YU Chuan?zheng.Grey Verhulst predictive model of road traffic accidents[J].Journal of Traffic and Transportation Engineering,2006,6(1):122?126.
[5]  左其亭,马军霞,张能奎.建筑物沉降量预测和最终沉降量早期确定的灰色Verhulst模型[J].岩土工程技术,1998,43(1):59?62. ZUO Qi?ting,MA Jun?xia,ZHANG Neng?kui.Verhulst grey foreeast model and the terminal model of the building settlement[J].Geotechnical Engineering Technique,1998,43(1):59?62.
[6]  宰金珉,梅国雄.泊松曲线的特征及其在沉降预测中的应用[J].重庆建筑大学学报,2001,23(1):30?35. ZAI Jin?min,MEI Guo?xiong.Feature of poisson curve and its application to displacement forecast[J].Journal of Chongqing Jianzhu University,2001,23(1):30?35.
[7]  张留俊,王福胜,李刚.公路地基处理设计施工实用技术[M].北京:人民交通出版社,2002.
[8]  李又云,刘保健,谢永利.饱和软土地基固结沉降的现场测试[J].长安大学学报:自然科学版,2006,26(6):1?5. LI You?yun,LIU Bao?jian,XIE Yong?li.Spot test of consolidation settlement of soft clay foundation[J].Journal of Chang?an University:Natural Science Edition,2006,26(6):1?5.
[9]  张留俊,黄晓明,冯炜,等.人工神经网络在路堤沉降预测中的应用[J].公路交通科技,2006,23(5):7?10. ZHANG Liu?jun,HUANG Xiao?ming,FENG Wei,et al.Settlement prediction of embankment on soft ground by using artifical neural networks[J].Journal of Highway and Transportation Research and Development,2006,23(5):7?10.
[10]  张留俊,黄晓明,王攀,等.泥炭的微观结构及工程性质[J].中国公路学报,2007,20(1):47?51,117. ZHANG Liu?jun,HUANG Xiao?ming,WANG Pan,et al.Micro?structure and engineering properties of peat[J].China Journal of Highway and Transport,2007,20(1):47?51,117.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133