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弯道路段车辆安全行驶的速度要求浅析
引用本文:梁玉娟. 弯道路段车辆安全行驶的速度要求浅析[J]. 钦州学院学报, 2011, 26(3): 34-36
作者姓名:梁玉娟
作者单位:河池学院物理与电子工程系,广西宜州,546300
基金项目:广西区精品课程(力学)(桂教高教[2007]111号); 新世纪广西教改工程“十一五”项目(力学)(桂教高教[2007]179号); 广西教育厅科研项目(201010LX462,201012MS206); 河池学院重点科研课题(2011YAZ-N001,2011YBZ-N001)
摘    要:弯道是一种特殊路况,是交通事故的多发地点,车辆经过弯道时需要减速行驶,需要给其提供足够大的向心力,满足牛顿第二运动定律。通过分析弯道的曲率半径、摩擦系数、超高的横向倾角三因素可以得到车辆安全拐弯的最大速度条件。

关 键 词:弯道  向心运动  曲率半径  摩擦系数  超高

Speed Requirements of Vehicles on the Road Turning
LIANG Yu-juan. Speed Requirements of Vehicles on the Road Turning[J]. Journal of Qinzhou University, 2011, 26(3): 34-36
Authors:LIANG Yu-juan
Affiliation:LIANG Yu-juan(Department of Physics and Electronics Engineering,Hechi University,Hechi 546300,China)
Abstract:Road turning is a special location in which the traffic accidents often happen.All vehicles have to reduce speed when they go through the road turning,and they have to get enough centripetal force to meet the Newton's Second Law of Motion.The maximum safe speeds of vehicles can be gained by analyzing the road turning' curvature radius,friction coefficient and cross dip of super-elevation.
Keywords:road turning  centripetal movement  curvature radius  friction coefficient  super-elevation  
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