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...

基于小波变换的路面平整度自适应提取算法

, PP. 11-17

Keywords: 道路工程,路面平整度测量,小波变换,变速运动环境

Full-Text   Cite this paper   Add to My Lib

Abstract:

?为了解决传统基于加速度计惯性补偿的激光平整度测量算法在检测车变速运动环境下检测精度低且稳定性差的难题,提出一种基于小波变换的路面平整度测量数据精确处理的新算法。该算法首先利用车轮编码器信号对数据进行分段,然后充分利用各数据段之间的联系自适应地选取不同分解层数的小波变换对数据进行处理,提取有效的车体振动位移补偿激光测距值,得到完整的路面相对高程,最后计算得到路面国际平整度指数(IRI)。试验结果表明:提出的算法在不同速度和运行状态下均具有较好的适应性;相比于传统方法处理得到的结果,该算法具有更高的精度和稳定性,并且拓宽了基于惯性补偿的平整度测量方法的应用范围。

References

[1]  李清泉,毛庆洲.车载道路快速检测与测量技术研究[J]. 交通信息与安全,2009,27(1):7-10. LI Qing-quan,MAO Qing-zhou.Land-borne Pavement Rapid Test and Measurement[J]. Journal of Transport Information and Safety,2009,27(1):7-10.
[2]  蔡虎.车载式路面平整度检测系统的设计与研究[D]. 南京:南京理工大学,2010. CAI Hu.Design and Research of the Vehicle Based Pavement Roughness Detecting System[D]. Nanjing:Nanjing University of Science & Technology,2010.
[3]  UECKERMANN A,OESER M.Approaches for a 3D Assessment of Pavement Evenness Data Based on 3D Vehicle Models[J]. Journal of Traffic and Transportation Engineering:English Edition,2015,2(2):68-80.
[4]  姜欣,张小虎,于起峰.路面平整度摄像测量的应用[J]. 筑路机械与施工机械化,2009,26(2):50-52. JIANG Xin,ZHANG Xiao-hu,YU Qi-feng.Application of Photographic Measurement of Pavement Roughness[J]. Road Machinery & Construction Mechanization,2009,26(2):50-52.
[5]  张熠.基于惯性基准的激光路面平整度检测系统的研究[D]. 西安:长安大学,2007. ZHANG Yi.A Pavement Roughness Testing Method Research Based on Inertial Benchmark[D]. Xi'an:Chang'an University,2007.
[6]  CHIN A,OLSEN M J.Evaluation of Technologies for Road Profile Capture,Analysis and Evaluation[J]. Journal of Surveying Engineering,2015,141(1):1-13.
[7]  ZHANG Yi,MA Rong-gui.A Study of Pavement Roughness Measurement System Based on Laser Ranger Finder[C]//IEEE.Image Analysis and Signal Processing.New York:IEEE,2009:295-299.
[8]  刘新宇,肖传宇,吴勇.惯性基准高程测量方法在路面平整度检测中的应用[J]. 交通信息与安全,2009,27(5):166-169. LIU Xin-yu,XIAO Chuan-yu,WU Yong.Measurement of the Pavement Elevation Based on Inertia Benchmark[J]. Journal of Transport Information and Safety,2009,27(5):166-169.
[9]  马跃,李松,李莹,等.加速度计信号处理的建模与仿真[J]. 计算机仿真,2012,29(3):351-354. MA Yue,LI Song,LI Ying,et al.Modeling and Simulation of Acceleration Signal Processing[J]. Computer Simulation,2012,29(3):351-354.
[10]  赵宝新,张保成.信号的多项式趋势项研究和MATLAB实现[J]. 有色设备,2009,1(2):16-19. ZHAO Bao-xin,ZHANG Bao-cheng.Research on Signal Multinomial Trend and Implementation on MATLAB[J]. Nonferrous Metallurgical Equipment,2009,1(2):16-19.
[11]  HUANG N E,SHEN Z,LONG S R,et al.The Empirical Mode Decomposition and the Hilbert Spectrum for Nonlinear and Non-stationary Time Series Analysis[J]. Proceedings of the Royal Society A,1998,454:903-995.
[12]  HESAMI R,MCMANUS K J.Signal Processing Approach to Road Roughness Analysis and Measurement[C]//IEEE.TENCON 2009-2009 IEEE Region 10 Conference.New York:IEEE,2009:1-6.
[13]  LIU W,FWA T F,ZHAO Z.Wavelet Analysis and Interpretation of Road Roughness[J]. Journal of Transportation Engineering,2005,131(2):120-130.
[14]  DAUBECHIES I.Ten Lectures on Wavelets[M]. San Francisco:Society for Industrial and Applied Mathematics,1992.
[15]  DOMIJAN A,HARI A,LIN T.On the Selection of Appropriate Wavelet Filter Bank for Power Quality Monitoring[J]. International Journal of Electrical Power & Energy Systems,2004,24:46-50.
[16]  SRIDHAR S.Wavelet Transform Techniques for Image Compression:An Evaluation[J]. International Journal of Image,Graphics and Signal Processing,2014,6(2):54-67.
[17]  JJG(交通)075—2007,车载式路面激光平整度仪检定规程[S]. JJG(Transportation) 075—2007,V.R.of Vehicle Bearing Road Laser Profilometer[S].

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133