全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

整体式车桥有限元分析的位移边界模型研究

DOI: 10.3969/j.issn.1674-0696.2015.03.30, PP. 152-156

Keywords: 车辆工程,整体式车桥,简支梁承载模式,轴头约束法,辅助支撑法,vehicleengineering,rigidvehicleaxle,simple-supportmode,shaft-headconstraintmethod,auxiliarysupportmethod

Full-Text   Cite this paper   Add to My Lib

Abstract:

:?车桥有限元分析的关键在于施加正确的位移边界条件,重点是满足车桥的“简支梁”承载模式和约束边界不应导致局部不合理的高应力区等条件。在分析讨论常见的4种轴头约束法的基础上,提出了辅助支承法和RBE3多点约束法两种位移边界建模方法,可以很好的满足车桥变形和应力分析的精度要求。辅助支承法与车桥试验条件比较接近,而RBE3多点约束法具有对边界网格剖分不敏感的特点。通过一个挂车车轴实例分析,对比研究了各种边界模型对计算结果的影响。

References

[1]  Chen Xiaohua,Liu Xinwen.The structure analysis of mini bus driving axle with FEM[J].Manufacturing Information Engineering of China,2003,32(4):65-67
[2]  朱峥涛,丁成辉,吴浪,等.江铃汽车驱动桥桥壳有限元分析[J].汽车工程,2007,29(10):896-899.
[3]  Zhu Zhengtao,Ding Chenghui,Wu Lang,et al.FEM analysis on the drive axle housing of a Jiangling vehicle[J].Automotive Engineering,2007,29(10):896-899.
[4]  Topa M M,Günal H,Kuralay N.Fatigue failure prediction of a rear axle housing prototype by using finite element analysis[J].Engineering Failure Analysis,2009,16(5):1474-1482.
[5]  苏恩生.汽车驱动桥壳的有限元建模与分析[D].长春:吉林大学,2003.
[6]  Su Ensheng.Finite Element Modeling and Analyzing of Automobile Drive Axle Housing[D].Changchun:Jilin University,2003.
[7]  于东娜,魏建飞,邱阳,等.基于FEM的重型汽车提升桥壳结构强度的分析[J].大连交通大学学报,2011,32(5):24-28.
[8]  Yu Dongna,Wei Jianfei,Qiu Yang,et al.Finite element analysis structural strength on lifting axle housing of heavy-duty truck[J].Journal of Dalian Jiaotong University,2011,32(5):24-28.
[9]  卢天祥.重型车桥焊接式整体驱动桥壳的有限元分析及优化设计[D].重庆:重庆大学,2007.
[10]  Lu Tianxiang.Finite Element Analysis and Optimization Design for the Holistic Welding Driving Axle Casing of the Heavy Axle[M].Chongqing:Chongqing University,2007.
[11]  陈效华,刘心文.基于有限元方法的微型汽车驱动桥结构分析[J].中国制造业信息化,2003,32(4):65-67.
[12]  Ghita E,Gillich G R.An analysis about the state of stress in a railway axle[J].Analele Universitǎ瘙 塅 ii Eftimie Murgu Re瘙 塂 i??塅 a.Fascicula de Inginerie,2007 (1):91-96.
[13]  陈喆,王伟.汽车车桥结构有限元分析[J].机械,2012, 39(12):33-37.
[14]  Chen Zhe,Wang Wei.Finite element analysis of vehicle girder bridge[J].Mechanics,2012,39(12):33-37.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133