| 上海地铁轨面接触疲劳裂纹伤损的产生、影响及防治 |
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| 引用本文： | 瞿锋.上海地铁轨面接触疲劳裂纹伤损的产生、影响及防治[J].城市轨道交通研究,2008,11(11). |
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| 作者姓名： | 瞿锋 |
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| 作者单位： | 上海地铁运营有限公司工务分公司,200233,上海 |
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| 摘 要： | 随着上海地铁运营年限的不断增加,系统设备也不断老化,特别是钢轨的伤损越来越频繁.对上海轨道交通1号线钢轨伤损的类型特点进行了分析,并依据其特点对1号线自1999年来发现的伤损钢轨进行了统计.在众多的钢轨伤损中,轨面裂纹伤损非常严重.运用轮轨接触力学分析了轨面裂纹伤损产生及发展的主要原因,并提出了防治措施.
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| 关 键 词： | 上海地铁 钢轨伤损 轨面裂纹 |
Rail Defect Analysis and Repair Countermeasures in Shanghai Metro |
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| Qu Feng.Rail Defect Analysis and Repair Countermeasures in Shanghai Metro[J].Urban Mass Transit,2008,11(11). |
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| Authors: | Qu Feng |
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| Institution: | Qu Feng Shanghai Metro Operation Co.,Ltd.,200233,Shanghai,China |
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| Abstract: | Following the accumulation of operation years of Shanghai Metro,the track equipments are deteriorating and the rail defects increased.According to the statistics of the rail defects in Line 1 since 1999,this paper makes an analysis on the characters of rail defects,and points that among all types of rail defects,the defects occurring on the surface of rail is most serious.The main cause of this kind of defects is analyzed through the Wheel-track Contact Mechanics.Moreover,counter measures and the repairing ... |
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| Keywords: | Shanghai metro rail failure rail surface cracks |
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