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空气弹簧模型对铁道车辆动力学性能的影响

吴兴文 池茂儒 朱旻昊 曾京 杨飞

吴兴文, 池茂儒, 朱旻昊, 曾京, 杨飞. 空气弹簧模型对铁道车辆动力学性能的影响[J]. 交通运输工程学报, 2013, 13(2): 54-59. doi: 10.19818/j.cnki.1671-1637.2013.02.008
引用本文: 吴兴文, 池茂儒, 朱旻昊, 曾京, 杨飞. 空气弹簧模型对铁道车辆动力学性能的影响[J]. 交通运输工程学报, 2013, 13(2): 54-59. doi: 10.19818/j.cnki.1671-1637.2013.02.008
WU Xing-wen, CHI Mao-ru, ZHU Min-hao, CENG Jing, YANG Fei. Influences of air spring models on dynamics performance of railway vehicle[J]. Journal of Traffic and Transportation Engineering, 2013, 13(2): 54-59. doi: 10.19818/j.cnki.1671-1637.2013.02.008
Citation: WU Xing-wen, CHI Mao-ru, ZHU Min-hao, CENG Jing, YANG Fei. Influences of air spring models on dynamics performance of railway vehicle[J]. Journal of Traffic and Transportation Engineering, 2013, 13(2): 54-59. doi: 10.19818/j.cnki.1671-1637.2013.02.008

空气弹簧模型对铁道车辆动力学性能的影响

doi: 10.19818/j.cnki.1671-1637.2013.02.008
基金项目: 

“十一五"国家科技支撑计划项目 2009BAG12A02

国家973计划项目 2011CB711100

教育部新世纪优秀人才支持计划项目 NCET-10-0664

教育部创新团队发展计划项目 IRT1178

详细信息
    作者简介:

    吴兴文(1988-), 男, 四川成都人, 西南交通大学工学博士研究生, 从事车辆系统动力学研究

    池茂儒(1973-), 男, 四川通江人, 西南交通大学研究员, 工学博士

  • 中图分类号: U270.11

Influences of air spring models on dynamics performance of railway vehicle

More Information
    Author Bio:

    WU Xing-wen(1988-), male, doctoral student, +86-28-86466243, xingwen_wu@163.com

    CHI Mao-ru(1973-), male, researcher, PhD, +86-28-86466243, cmr2000@163.com

  • 摘要: 建立了空气弹簧等效模型、线性模型与非线性模型, 分析了3种模型对车辆直线平稳性和曲线通过安全性的影响。研究结果表明: 在计算车辆直线垂向平稳性时, 空气弹簧等效模型计算精度较差, 而空气弹簧线性模型和非线性模型计算精度较高; 由于空气弹簧线性模型比非线性模型简单, 建议在计算直线垂向平稳性时优先采用空气弹簧线性模型; 在计算车辆曲线通过安全性时, 空气弹簧非线性模型能反映空气弹簧的充排气特性, 计算精度较高; 由于模型自身的局限性, 空气弹簧线性模型和等效模型无法反映空气弹簧的充排气特性, 计算精度较差, 因此, 建议在计算曲线通过安全性时采用空气弹簧非线性模型。

     

  • 图  1  空气弹簧等效模型

    Figure  1.  Equivalent model of air spring

    图  2  空气弹簧线性模型

    Figure  2.  Linear model of air spring

    图  3  空气弹簧非线性模型

    Figure  3.  Nonlinear model of air spring

    图  4  Simulink仿真模型

    Figure  4.  Simulink simulation model

    图  5  联合仿真模型

    Figure  5.  Co-simulation model

    图  6  车辆台架试验

    Figure  6.  Roller rig test of vehicle

    图  7  轨道不平顺

    Figure  7.  Irregularities of track

    图  8  车体垂向加速度时域对比

    Figure  8.  Comparison of vertical accelerations of carbody in time domain

    图  9  车体垂向加速度频域对比

    Figure  9.  Comparison of vertical accelerations of carbody in frequency domain

    图  10  车辆垂向平稳性指标对比

    Figure  10.  Comparison of vertical riding qualities for vehicle

    图  11  轮对轮重减载率对比

    Figure  11.  Comparison of unloading rates of wheelset

    图  12  车体侧滚角对比

    Figure  12.  Comparison of rolling angles of carbody

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出版历程
  • 收稿日期:  2013-01-21
  • 刊出日期:  2013-04-25

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