| 高速公路组合型波形板活动式钢护栏开发 |
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| 引用本文： | 侯德藻,李勇,杨曼娟,周志伟,王成虎.高速公路组合型波形板活动式钢护栏开发[J].公路交通科技,2011,28(9):136-141. |
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| 作者姓名： | 侯德藻 李勇 杨曼娟 周志伟 王成虎 |
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| 作者单位： | 交通运输部公路科学研究院,北京,100088 |
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| 基金项目： | 国家“十一五”科技支撑计划项目(2009BA13A03) |
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| 摘 要： | 根据高速公路实际使用需求开发了一种组合型波形板活动式钢护栏,设置在中央分隔带开口处.基于现行规范的要求确定了碰撞试验条件和安全性能评价标准,采用有限元软件IS-DYNA对车辆-活动护栏的碰撞过程进行了数值模拟,并开展了实车碰撞试验对活动护栏的防护能力进行验证.试验结果表明:该活动护栏的碰撞能量达到l60kJ,满足Am级...
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| 关 键 词： | 交通工程 活动护栏 有限元分析 碰撞试验 防护能力 安全性能 |
Development of Combined Movable Steel Barrier with Corrugated Beam for Freeway |
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| HOU Dezao,LI Yong,YANG Manjuan,ZHOU Zhiwei,WANG Chenghu.Development of Combined Movable Steel Barrier with Corrugated Beam for Freeway[J].Journal of Highway and Transportation Research and Development,2011,28(9):136-141. |
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| Authors: | HOU Dezao LI Yong YANG Manjuan ZHOU Zhiwei WANG Chenghu |
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| Institution: | HOU Dezao,LI Yong,YANG Manjuan,ZHOU Zhiwei,WANG Chenghu(Research Institute of Highway,Ministry of Transport,Beijing 100088,China) |
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| Abstract: | A kind of combined movable steel barrier with corrugated beam,which will be installed at the opening of median,was developed for freeway.According to current specification,the impact conditions and safety evaluation criterion were determined.The FEA software,LS-DYNA,was used for simulation of impact process of vehicle to the movable barrier,and real impact tests were carried out for verifying the protection capability of the movable barrier.The test result shows that(1) the impact energy of the movable barr... |
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| Keywords: | traffic engineering movable barrier finite element analysis impact test protection capability safety performance |
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