长大铁路隧道列车相向及同向运行时空气阻力的计算方法研究 |
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引用本文: | 史宪明.长大铁路隧道列车相向及同向运行时空气阻力的计算方法研究[J].路基工程,2012,0(5):56-59. |
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作者姓名: | 史宪明 |
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作者单位: | 中铁西南科学研究院有限公司,成都 610031 |
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摘 要: | 对长大铁路隧道列车相向及同向运行时空气阻力的计算方法进行了探讨,建立了相应空气阻力理论计算公式,并得出了列车在长大隧道中相向及同向运行时空气阻力的一般规律,可为铁路隧道设计提供参考。
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关 键 词: | 长大铁路隧道 相向 同向 列车 空气阻力 |
收稿时间: | 2019-11-06 |
Study on Calculation Methods for Aerodynamic Drag when Train Running in Opposite and Same Direction in Oversized Railway Tunnel |
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Authors: | SHI Xian-ming |
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Institution: | SHI Xian-ming ( China Railway Southwest Research Institute Co. , Ltd. , Chengdu 610031, China) |
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Abstract: | The paper discusses the calculation methods for aerodynamic drag when train running in opposite and same direction in oversized railway tunnel so as to establish the corresponding theoretical formula; and then the general law of such aerodynamic drag is proposed for the reference to railway tunnel design. |
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Keywords: | oversized railway tunnel opposite direction same direction train aerodynamic drag |
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