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不均匀积水条件对路面行车安全的影响

, PP. 104-111

Keywords: 交通工程,行车安全性,三维有限元流体仿真,轮胎-水-路面模型,水漂

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Abstract:

采用Fluent有限元仿真分析软件,建立轮胎-路面-流体三维有限元模型,模拟不同水膜厚度和汽车行驶速度条件下汽车轮胎所受动水压力的理论变化值,定量地分析了水膜厚度和车速对积水路面车辆侧转角的影响以及积水段路面上车辆的横向稳定性能。研究结果表明当水膜厚度大于胎面花纹深度时,动水压强随车速的增大而增加较快,且动水高压区由轮胎中间向轮胎边缘呈近似三角分布。在无驾驶员操控情况下,当汽车左右轮分别高速(>90km/h)行驶在干燥和积水路面,水膜厚度介于9~12mm时,1s后汽车的相对侧转角差超过最佳控制角度(25°),此时汽车操纵性开始下降;2s后汽车的相对侧转角差已超过90°,车辆发生侧滑,易产生交通事故。

References

[1]  沙庆林. 高速公路沥青路面早期破坏现象及预防. 北京:人民交通出版社,2008. SHA Qing-lin. Premature Damage and Its Preservative Measures of Bituminous Pavement on Expressway.Beijing: China Communications Press, 2008.
[2]  公安部交通管理局.中华人民共和国道路交通事故统计年报 (2010年度)
[3]  [R]. 无锡:公安部交通管理科学研究所, 2011. Traffic Management Bureau of Ministry of Public Security. RoadTraffic Accident Statistics Annual Report of the People's Republic of China (2010)
[4]  [R]. Wuxi: Traffic Management Research Institute of Ministry of Public Security, 2011.
[5]  ONGG P, FWA T F. Prediction of Wet-Pavement Skid Resistance and Hydroplaning Potential
[6]  [J]. Transportation Research Record, 2007, 2005: 160-171.
[7]  FWAT F, KUMAR S S, ONG G P, et al. Analytical Modeling of Effectsof Rib Tires on Hydroplaning
[8]  [J]. Transportation Research Record, 2008, 2068: 109-118.
[9]  ONGG P, FWA T F. Wet-pavement Hydroplaning Risk and Skid Resistance: Modeling
[10]  [J]. Journal of Transportation Engineering, 2007, 133(10): 590-598.
[11]  FWAT F, ONG G P. Wet-pavement Hydroplaning Risk and Skid Resistance: Analysis
[12]  [J]. Journal of Transportation Engineering, 2008, 134(5): 182-190.
[13]  季天剑,黄晓明,刘清泉. 部分滑水对路面附着系数的影响
[14]  [J]. 交通运输工程学报, 2003, 3(4): 10-12. JI Tian-jian, HUANG Xiao-ming, LIU Qing-quan. PartHydroplaning Effect on Pavement Friction Coefficient
[15]  [J]. Journal of Traffic and Transportation Engineering, 2003, 3(4), 10-12.
[16]  季天剑,黄晓明,刘清泉,等. 道路表面水膜厚度预测模型
[17]  [J]. 交通运输工程学报, 2004, 4(3): 1-3. JI Tian-jian, HUANG Xiao-ming, LIU Qing-quan, et al. Prediction Model of Rain Water Depth on Road Surface
[18]  [J]. Journal of Traffic and Transportation Engineering, 2004, 4(3): 1-3.
[19]  季天剑,高玉峰,陈荣生. 轿车轮胎动力滑水分析
[20]  [J]. 交通运输工程学报, 2010, 10(5): 57-60. JI Tian-jian, GAO Yu-feng, CHEN Rong-sheng. Dynamic Hydroplaning Analysis of Car Tire
[21]  [J]. Journal of Traffic and Transportation Engineering, 2010, 10(5): 57-60.
[22]  徐进,彭其渊,邵毅明.直线路段积水路面车辆事故产生机理分析
[23]  [J]. 中国公路学报, 2009, 22(1): 97-103. XU Jin, PENG Qi-yuan, SHAO Yi-ming. Mechanism Analysis of Vehicle Accident on Surface Gathered Water in Straight Sections
[24]  [J]. China Journal of Highway and Transport, 2009, 22(1): 97-103.
[25]  李长城, 刘小明, 荣建. 路面湿滑指数开发及其在交通运行管理中的应用
[26]  [J]. 公路交通科技, 2010, 27(11): 132-136. LI Chang-cheng, LIU Xiao-ming, RONG Jian. Development of Pavement Slippery Index and Its Application in Traffic Operation Management
[27]  [J]. Journal of Highway and Transportation Research and Development, 2010, 27(11): 132-136.
[28]  董斌,陈明磊,唐伯明,等. 基于FLUENT软件的雨天轮胎动水压强的影响因素研究
[29]  [J]. 公路交通科技, 2012, 29(4): 120-125. DONG Bin, CHEN Ming-lei, TANG Bo-ming, et al. Influencing Factor of Hydrodynamic Pressure on Tire in Wet Weather Based on Fluent
[30]  [J]. Journal of Highway and Transportation Research and Development, 2012, 29(4): 120-125.
[31]  GILLESPIET D. 车辆动力学基础
[32]  [M]. 赵六奇,金达锋, 译. 北京:清华大学出版社, 2006. GILLESPIET D. Fundamentals of Vehicle Dynamics
[33]  [M]. ZHAO Liu-qi, JIN Da-feng, translated. Beijing: Tsinghua University Press, 2006.
[34]  庄继德.汽车轮胎学
[35]  [M]. 北京:北京理工大学出版社, 1999. ZHUANG Ji-de. Principles of Automobile Tire
[36]  [M]. Beijing: Beijing Institute of Technology Press, 1999.
[37]  董斌. 部分滑水条件下高速公路车辆行驶安全性研究. 重庆:重庆交通大学, 2011. DONG Bin.Study of Safety Driving on Expressway under Partly Hydroplaning . Chongqing: Chongqing Jiaotong University, 2011.

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