| 考虑行车舒适性简支梁桥允许上拱度分析 |
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| 引用本文： | 曹胜语,马春佳,郭长江. 考虑行车舒适性简支梁桥允许上拱度分析[J]. 湖南城市学院学报(自然科学版), 2008, 17(4) |
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| 作者姓名： | 曹胜语 马春佳 郭长江 |
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| 作者单位： | 1. 重庆交通大学,土木建筑学院,重庆,400074
2. 中铁九局集团有限公司,路桥工程处,沈阳,110044 |
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| 摘 要： | 选用考虑车辆质量和悬架刚度的车桥耦合振动模型，用复模态分析法求解桥梁上拱度对于车辆振动的影响，并根据车辆行驶舒适度评价方法，分析了考虑行车舒适性时简支梁跨度分别为10、13、16、20m。在车速为80、100、120、140、160km／h时的允许上拱度值．
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| 关 键 词： | 简支梁桥 行车舒适性 允许上拱度 |
Arch Degree Analysis of Single Beam Bridge Based on Moving Vehicle Comfortable |
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| CAO Sheng-yu,MA Chun-jia,GUO Chang-jiang. Arch Degree Analysis of Single Beam Bridge Based on Moving Vehicle Comfortable[J]. Journal of Hunan City University:Natural Science, 2008, 17(4) |
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| Authors: | CAO Sheng-yu MA Chun-jia GUO Chang-jiang |
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| Affiliation: | 1.Civil Engineering College;Chongqing Jiaotong University;Chongqing 400074;China;2.Road & Bridge Engineering Section of China Railway No.9 Ltd.Group;Shenyang;Liaoling 110044;China |
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| Abstract: | This paper presents that the vibration coupling model of vehicle and bridge in connection with the vehicle quality and the suspended beam stiffness was selected to seek the solution to the impact of the arch degree to vehicle vibrating in accordance with dual analysis.The means and ways of the evaluation of the comfort of the moving vehicle was applied to analyze the arch degree value of the bridge span of 10,13,16 and 20 m respectively with the vehicle speed at 80,120,140 and 160 km/h respectively. |
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| Keywords: | Simple beam bridge comfort of moving vehicle allowable arch degree |
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