| 山区公路紧急避险车道驶入角研究 |
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| 引用本文： | 牛建峰,王俊骅,董宪元.山区公路紧急避险车道驶入角研究[J].重庆交通大学学报(自然科学版),2010,29(4):604-608. |
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| 作者姓名： | 牛建峰 王俊骅 董宪元 |
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| 作者单位： | 同济大学,道路与交通工程教育部重点实验室,上海,200092;同济大学,道路与交通工程教育部重点实验室,上海,200092;同济大学,道路与交通工程教育部重点实验室,上海,200092 |
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| 基金项目： | "十一五"国家科技支撑计划资助项目，河北省交通厅资助项目 |
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| 摘 要： | 通过实地调查和查阅相关资料的方法确定了我国山区长大下坡公路交通事故的主要车型和紧急避险车道的设计车速。以保证制动失效车辆行驶时的横向稳定性为前提,以主线为右转曲线的公路为主要研究对象,通过制动失效车辆由主线驶入紧急避险车道的行车轨迹几何特征对紧急避险车道驶入角和主线平曲线半径之间的关系进行了研究,得出了适合我国山区紧急避险车道驶入角的合理取值范围。为我国山区公路紧急避险车道驶入角的选取提供了必要的理论参考。
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| 关 键 词： | 山区公路 横向稳定性 紧急避险车道 驶入角 半径 |
Research on the Angle to Truck Escape Ramps of Mountain Roads |
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| NIU Jian-feng,WANG Jun-hua,Dong Xian-yuan.Research on the Angle to Truck Escape Ramps of Mountain Roads[J].Journal of Chongqing Jiaotong University,2010,29(4):604-608. |
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| Authors: | NIU Jian-feng WANG Jun-hua Dong Xian-yuan |
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| Institution: | NIU Jian-feng,WANG Jun-hua,Dong Xian-yuan (Key Laboratory of Road , Traffic Engineering of Ministry of Education,Tongji University,Shanghai 200092,China) |
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| Abstract: | Field investigation and access to relevant information were used to determine the main vehicle style of traffic accidents on the long and steep downgrade mountain road in our country and the speed of truck escape ramps.In order to ensure the lateral stability of vehicles in traveling,the relationship between the angle to truck escape ramps and the radius of the main line flat curves,with main line turning right as the main study object was researched through the track geometry characteristics of brake failu... |
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| Keywords: | mountain roads lateral stability truck escape ramps angle radius |
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