| 正交试验法优选高速客车空心轴参数 |
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| 引用本文： | 汪洪文,朱忠奎.正交试验法优选高速客车空心轴参数[J].苏州大学学报(工科版),2011,31(6). |
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| 作者姓名： | 汪洪文 朱忠奎 |
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| 作者单位： | 苏州大学城市轨道交通学院,江苏苏州,215021 |
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| 基金项目： | 江苏省自然科学基金资助项目(编号BK2010225) |
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| 摘 要： | 我国铁路车辆正朝高速、重载方向发展,空心车轴的采用是减轻簧下质量的重要措施,其参数的优化选取在车轴设计中相当关键。针对时速250km/h高速客车空心车轴的参数设计选择,应用正交试验方法,通过分析内孔径、轴颈直径和轴身外径对车轴质量与车轴应力集中的影响,根据直观分析和方差分析计算,一致得出车轴参数设计的最佳组合方案,同时验证轴身外径为关键影响因子。结果表明此正交试验法科学、高效,可应用于车辆轻量化的研究。
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| 关 键 词： | 正交试验法 空心车轴 优化 应力集中 影响因子 |
Optimization of the Parameters of Hollow Axle for High-Speed Passenger Car by Orthogonal Design |
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| Wang Hongwen,Zhu Zhongkui.Optimization of the Parameters of Hollow Axle for High-Speed Passenger Car by Orthogonal Design[J].Journal of Suzhou University(Engineering Science Edition),2011,31(6). |
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| Authors: | Wang Hongwen Zhu Zhongkui |
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| Affiliation: | Wang Hongwen,Zhu Zhongkui(School of Urban Rail Transportation,Soochow University,Suzhou 215021,China) |
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| Abstract: | The railway vehicle is developing towards high-speed and heavy loading,the adoption of hollow axle is an important means to reduce the non-suspended weight,and parameters selection of the axle is a crucial problem in the design.Parameters of hollow axle used on high speed carriage with max speed 250km/h are obtained by using orthogonal design.Influence of the axle weight and stress concentration includes the inner diameter,shaft diameter and the outer diameter.The best optimal parameters of hollow axle can ... |
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| Keywords: | orthogonal design hollow axle optimization stress concentration impact factor |
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